Manuale d’uso / di manutenzione del prodotto MT8852A del fabbricante Anritsu
Vai alla pagina of 162
MT8850A / MT8852A Bluetooth Test Set Operation Manual For MT8850A and MT8852A software release 2.30 Originated by Anritsu Ltd, EMD, Stevenage, U.K. P/N: 13000-000109 REVISION: G CREATED June 2003 COPY.
.
Warranty The Anritsu product(s) listed on the title page is (are) warranted against defects in materials and workmanship for one year from t he date of shipment. Anritsu’s obligation covers repairing or replaci ng products that prove to be defective during the warranty period.
Safety Sy mbols To prevent the risk of any personnel injury or loss related to equipment malfunction, Anritsu Company uses the following sy mbols to indicate safety-related information. For your own safety , please read this information carefully BEFORE operating the equipment.
For Safety Alway s refer to the operation manual when w orking near locations at which the alert mark, show n on the left, is attached. If operation is performed w ithout heeding the advice in the operation manual, there is a risk of personal injury. In addition, the equipment performance may be reduced.
Declaration of Conformity iv 13000-000109 June 2003.
13000-000109 v June 2003.
Table of Contents Warranty .................................................................................................................. i Limitation of Warranty ....................................................................................
13000-000109 vii June 2003 Chapter 4. Connections ............................................................................................ 4-1 Introduction ...........................................................................................
Setting the modulation index .............................................................................. 7-17 Setting Up the Link Timeout ............................................................................... 7-17 Setting Up the IF Bandwidth Filter .
13000-000109 ix June 2003 Power Control Test Results (standard and null packet modes) ........................ 8-42 Initial Carrier Test Results ................................................................................. 8-43 Carrier Drift Test Results .
Audio Specifications (MT8852 only) ........................................................................ C-12 Frequency Standard ................................................................................................ C-12 Rear Panel Connectors .
13000-000109 1-1 June 2003 Scope of this Manual Chapter 1. General Information Scope of this Manual This manual provides installation and operati on information for the following two units: • MT8850A Bluetooth Test Set • MT8852A Bluetooth Test Set.
MT8850A / MT8852A Bluetooth Test Set General Information 3.5 mm jack plug x 3 (MT8852A only) Options and Accessories MT8850A-01 Rack Mount, single instrument MT8850A-03 Rack Mount, side-by-side MT8850.
13000-000109 2-1 June 2003 About Bluetooth Chapter 2. Product Overview About Bluetooth Bluetooth wireless technology will simplify c onnections between everyday appliances such as mobile phones, PCs and PDAs.
MT8850A / MT8852A Bluetooth Test Set Product Overview MT8850A/MT8852A Features Three test modes • • • • • • • • Standard mode in which the MT8850A/MT8852A uses full Test Mode signalling and all the defined test controls to test the EUT in the fastest and most efficient way possible.
Product Overview MT8850A / MT8852A Bluetooth Test Set 13000-000109 2-3 June 2003 The MT8850A/MT8852A • • • • • Editing tests Define your own test scripts to customize the test measurements to your specific requirements.
MT8850A / MT8852A Bluetooth Test Set Product Overview 2-4 13000-000109 The MT8850A/MT8852A June 2003.
13000-000109 3-1 June 2003 Introduction Chapter 3. Inst allation Introduction This chapter provides information for the initial inspection and preparation for use of the MT8850A/MT8852A Bluetooth Test Set. Shi pping and storage information is also included.
MT8850A / MT8852A Bluetooth Test Set Installation Environmental Requirements The MT8850A/MT8852A is designed to operate within the temperature range of 5 to 40° C (41 to 104° F) with a maximum humidity of 90% at 40° C (104° F), non-condensing. Full accuracy is specified at 5 to 35° C (23 to 95° F).
Installation MT8850A / MT8852A Bluetooth Test Set 13000-000109 3-3 June 2003 Rack Mounting Kits Parts List mount D41473 Rack mount, support bracket 1.0 49361 Bracket support, base panel 1.0 MT8852A MT8850A/MT8852A fitted with universal top and bottom covers with removable feet.
MT8850A / MT8852A Bluetooth Test Set Installation Removable Fo ot Foot Removal Tool 50210 Top / Bottom Case. Foot removal: 1. To remove feet. Locate the removal tool into the recess of each foot located on th e top and bottom faces of the covers. 2. Once the removal tool has been located in the foot recess, apply gentle pressure downward.
Installation MT8850A / MT8852A Bluetooth Test Set 13000-000109 3-5 June 2003 Rack Mounting.
MT8850A / MT8852A Bluetooth Test Set Installation Side-by-Side Rack Mounting (Option 03) This section describes the assembly pr ocedure for fitting two MT8850A/MT8852A units into a instrument rack. The universal top and bottom covers have removable feet to allow the rack mount kit to be fitted.
Installation MT8850A / MT8852A Bluetooth Test Set 13000-000109 3-7 June 2003 Rack Mounting Tools Required 1 Small Phillips screwdriver 1 Large Phillips screwdriver 1 Small Phillips torque screwdriver 10cNm to 120cNm. 1 Foot removal tool 50210 (supplied).
MT8850A / MT8852A Bluetooth Test Set Installation Removable Fo ot Foot Removal Tool 50210 Top / Bottom Case. Foot Removal: 1. To remove feet. Locate the removal tool into the recess of each foot located on the top and bottom faces of the covers. 2. Once the removal tool has been located in the foot recess, apply gentle pressure downward.
Installation MT8850A / MT8852A Bluetooth Test Set 13000-000109 3-9 June 2003 Rack Mounting.
MT8850A / MT8852A Bluetooth Test Set Installation Storage and Shipment The following paragraphs describe preparing the MT8850A/MT8852A Bluetooth Test Set for storage and shipment.
Installation MT8850A / MT8852A Bluetooth Test Set 13000-000109 3-11 June 2003 Anritsu Service Centers Anritsu Service Centers AUS T RAL IA ANRITSU PTY. LTD. Unit 3, 170 Foster Road Mt W averley, VIC 3149 Australia Telephone: +61-3-9558-8177 Fax: +61-3-9558--8255 Brazil ANRITSU ELETRONICA LTDA.
MT8850A / MT8852A Bluetooth Test Set Installation 3-12 13000-000109 Anritsu Service Centers June 2003.
Chapter 4. Connections Introduction This chapter describes physical connecti ons to the MT8850A/MT8852A Bluetooth Test Set on both the front and rear panels.
MT8850A / MT8852A Bluetooth Test Set Connections 4-2 13000-000109 Rear Panel Connectors June 2003.
13000-000109 5-1 June 2003 Introduction Chapter 5. Front Panel Operation Introduction The MT8850A/MT8852A Bluetooth Test Set is controlled from the front panel usi ng the hard and soft keys. This chapter explains the power on procedure and the features and functions of each of the menus.
MT8850A / MT8852A Bluetooth Test Set Front Panel Operation 5-2 13000-000109 Front Panel Controls June 2003.
Front Panel Operation MT8850A / MT8852A Bluetooth Test Set Power-On Procedure With the MT8850A/MT8852A Bluetooth Test Set connected to the power supply, press the On/Standby sw itch.
MT8850A / MT8852A Bluetooth Test Set Front Panel Operation The Config button allows you to configure the MT8850A/MT8852A parameters. The parameters and the procedures are described in the "Configuring the MT8852A" chapter. The Preset key presets the instrument to a predefined state.
Front Panel Operation MT8850A / MT8852A Bluetooth Test Set 13000-000109 5-5 June 2003 Entering Data at the Keypad Entering Data at the Keypad The alphanumeric keypad is used to enter data such as hexadecimal addresses and operates in the following manner.
MT8850A / MT8852A Bluetooth Test Set Front Panel Operation 5-6 13000-000109 Entering Data at the Keypad June 2003.
Chapter 6. Getting S t arted Before you can run a test the EUT must be initialised so that it is page scanni ng with test mode enabled. Preparing the MT8850A/MT8852A for Use 1. Connect the RF port on the front panel of the MT8850A/MT8852A to the EUT or to the Bluetooth antenna.
MT8850A / MT8852A Bluetooth Test Set Getting Started Specifying the EUT Address 1. Move the cursor into the measurement area of the screen. 2. Press the [EUT addr] soft key and select either manual, inquiry, RS232, or USB (MT8852A only).
Getting Started MT8850A / MT8852A Bluetooth Test Set Press the key, enter the number of the script that you want to run from the keypad and press the [Enter] soft key. or: Press the [List] soft key and move the cursor to the test script that you w ant to run and press the key.
MT8850A / MT8852A Bluetooth Test Set Getting Started Running a Script in Standard Mode In Standard mode, the MT8850A/MT8852A uses full Test Mode signalling and all the defined test controls to test the EUT in the fastest and most efficient way possible.
Getting Started MT8850A / MT8852A Bluetooth Test Set The four parameters above (“Test control”, “Payload”, “Packet type”, and “Hopping mode”) are accessed in the following manner. 11. Press the hard key. 12. Move the cursor to the script number and press the [Setup] softkey.
MT8850A / MT8852A Bluetooth Test Set Getting Started 6-6 13000-000109 Running a Script in Null Packets Mode June 2003.
Chapter 7. Configuring the MT8850A/MT8852A Introduction The MT8850A/MT8852A is configured from menu entries accessed by pressing the hard key. The menu entries are used to configure the equipment under test (EUT), the MT8852A, and the way in which the test scripts are run.
MT8850A / MT8852A Bluetooth Test Set Configuring the MT8850A/MT8852A Audio (MT8852 only) ACL connect status SCO channel status Packet type Air code format SCO loopback Tone generator Input coding form.
Configuring the MT8850A/MT8852A MT8850A / MT8852A Bluetooth Test Set Setting up the EUT View ing the EUT Address and User Friendly Name Each piece of Bluetooth equipment has a unique identifi er called a BT address. This is in the form of a 12 character hexadecimal address.
MT8850A / MT8852A Bluetooth Test Set Configuring the MT8850A/MT8852A View ing Supported Features Bluetooth equipment can support a number of opt ional features defined in the Bluetooth specification. 1. Press the hard key. 2. Choose “Equipment Under Test (EUT)”.
Configuring the MT8850A/MT8852A MT8850A / MT8852A Bluetooth Test Set Setting Up the EUT Control The control setup enables you to configure the serial communications that are used to li nk the HCI of the equipment under test to the MT8850A/MT8852A tester.
MT8850A / MT8852A Bluetooth Test Set Configuring the MT8850A/MT8852A Setting Up Inquiries The Inquiry feature is provided to read the address directly from the EUT through the radio interface. This procedure sets up the conditions for making an Inquiry.
Configuring the MT8850A/MT8852A MT8850A / MT8852A Bluetooth Test Set Setting Up Authentication Authentication is the process of confi guring a Bl uetooth unit to connect only to one specified device.
MT8850A / MT8852A Bluetooth Test Set Configuring the MT8850A/MT8852A To make an Inquiry: 1. Press the hard key. 2. Press the [EUT addr] soft key. The EUT address screen is displayed. 3. Choose “Source”. 4. Press the key to switch repeatedly until “Inquiry” is displayed.
Configuring the MT8850A/MT8852A MT8850A / MT8852A Bluetooth Test Set Setting up the MT8850A/MT8852A This section provides the procedures for setting up the MT8850A/MT8852A in order to run the tests. Displaying the Identity of the MT8850A/MT8852A 1. Press the hard key.
MT8850A / MT8852A Bluetooth Test Set Configuring the MT8850A/MT8852A Configuring the System Interfaces The MT8850A/MT8852A can be controlled remotely from a PC through the GPIB or the RS232 serial connecting ports on the rear of the instrument. This menu configures the settings of these two interfaces.
Configuring the MT8850A/MT8852A MT8850A / MT8852A Bluetooth Test Set Setting the Screen Display and Sound You can determine how the user interface w ill operate. 1. Press the hard key. 2. Choose “MT8850A/MT8852A” and press the key. 3. Choose “Display/sound”.
MT8850A / MT8852A Bluetooth Test Set Configuring the MT8850A/MT8852A Setting Up the Signal Generator The signal generator allows you to define and generate a continuously modulated Bluetooth signal. The signal generator is switched on using the [ Enable ] soft key and switched off using the [ Exit ] soft key or pressing the button.
Configuring the MT8850A/MT8852A MT8850A / MT8852A Bluetooth Test Set Setting Up the Bluetooth Interferer The MT8850A/MT8852A can be set up to perform the functionality of a Bluetooth interferer as defined in the Bluetooth RF test specification.
MT8850A / MT8852A Bluetooth Test Set Configuring the MT8850A/MT8852A Configuring the Rear Panel Outputs (MT8852A only) On the MT8852A, the user can configure the TX and RX signals that are routed to the rear panel BNC connectors. 1. Press the hard key.
Configuring the MT8850A/MT8852A MT8850A / MT8852A Bluetooth Test Set Performing Continuous Wave Measurement The MT8850A/MT8852A can measure a fix ed frequency signal to calibrate power, frequency, and modulation. The CW measurement mode is intended only for the measurement of continuous non-packetiz ed signals and does not support triggering.
MT8850A / MT8852A Bluetooth Test Set Configuring the MT8850A/MT8852A Setting the Range Hold The Range Hold facility allows y ou to fix the MT8850A/MT8852A measuring receiver on a given range and disable the auto-range feature. 1. Press the hard key. 2.
Configuring the MT8850A/MT8852A MT8850A / MT8852A Bluetooth Test Set Setting the modulation index The modulation index is the Deviati on/Modulation rate. For normal Bluetooth operation this should be set to 0.32. To test an EUT under other conditions, the modulation index can be set to other values.
MT8850A / MT8852A Bluetooth Test Set Configuring the MT8850A/MT8852A Setting Up Test Script Operation You can determine how test scripts are run. 1. Press the hard key. 2. Choose “All Scripts Setup”. 3. Press the key. The Scripts setup screen is displayed.
Configuring the MT8850A/MT8852A MT8850A / MT8852A Bluetooth Test Set System features Setting the Link 1. Press the hard key. 2. Choose “System features”. 3. Press the key. 4. Choose “Connection control”. 5. Press the key. The connection control screen is displayed.
MT8850A / MT8852A Bluetooth Test Set Configuring the MT8850A/MT8852A Updating the Softw are CA UTION Do not use this procedure unless you have updated software and intend to update it at this time. Once you have chosen Bootload and pressed the key, the instr ument w ill expect a firmw are download.
Configuring the MT8850A/MT8852A MT8850A / MT8852A Bluetooth Test Set Errata 1158 Errata 1158 is an approved amendment to the Bluet ooth core specification versi on 1.1. It is used to apply a form of data whitening for Bluetooth links in test mode. If the protocol set of the EUT does not implement Errata 1158 this should be set to OFF.
.
Chapter 8. Using the Script Menu Introduction The sequence of tests that is run is determined by one of 10 possible scripts, which define the tests to be run. Scripts 1 and 2 are preconfigured and the test s cannot be altered. Scripts 3 to 10 are unlocked by default but can be locked and passw ord protected.
MT8850A / MT8852A Bluetooth Test Set Using the Script Menu Accessing the Script Menu To access the script menu: 1. Press the hard key. The Script menu is displayed. The menu shows all of the possible tests. A symbol is shown to the left of each test name, the meanings of which are detailed below.
Using the Script Menu MT8850A / MT8852A Bluetooth Test Set Locking and Unlocking a Script You can access any of the 10 scripts in order to edit the script name, lock/unlock a script (scripts 3 to 9 only) and set or change the access password. 1. Press the hard key.
MT8850A / MT8852A Bluetooth Test Set Using the Script Menu 5. To lock/unlock the script: Choose the script, press the [Lock] or [Unlock] soft key. You may need to enter a passw ord. If you have not changed the password, the factory default is 1234. 6.
Using the Script Menu MT8850A / MT8852A Bluetooth Test Set Running the Tests The script menu provides access to configuring, running indi vidual tests and obtaining the results for each test as well as checking the address of the EUT. 1. Press the hard key.
MT8850A / MT8852A Bluetooth Test Set Using the Script Menu Setting Up General Script Parameters 1. Press the hard key. The Script menu is displayed. 2. Move the cursor to the Script number. 3. Press the [Setup] soft key. The Script setup screens are displayed.
Using the Script Menu MT8850A / MT8852A Bluetooth Test Set 6. Press the [1 of 3] soft key to move to the second screen. Test control delay The Test Control delay value can be between 0 and 100.
MT8850A / MT8852A Bluetooth Test Set Using the Script Menu 9. Press the [2 of 3] soft key to move to the third screen. Setting the Path Offset You can set the path offset to OFF, FIXED, or TABLE. The meanings of each of the path offset settings are detailed below.
Using the Script Menu MT8850A / MT8852A Bluetooth Test Set 5. Repeat this procedure until all of t he required offsets have been speci fied. The values entered in the table are used to interpolate the offsets for the intermedi ate channels that were not actually specified.
MT8850A / MT8852A Bluetooth Test Set Using the Script Menu Setting Up Tests The tests that can be performed in each of the three modes, and the settings that are required to enable the tests are illustrated in the table below. Tests that cannot be performed or are not available in this rel ease of the software are highlighted in grey.
Using the Script Menu MT8850A / MT8852A Bluetooth Test Set Testing in Standard Script Mode Individual tests can be tailored to suit requi rements. The setup procedures and limits are described on the .
MT8850A / MT8852A Bluetooth Test Set Using the Script Menu 3. Press the [Setup] soft key. The Output power test conditions screens are displayed. 4. Choose “Hopping”. 5. Press the key to switch between On, Off & On, and O ff. It should be noted that if hopping is set to “Off”, the “Hopping test mode” setting below is redundant.
Using the Script Menu MT8850A / MT8852A Bluetooth Test Set 18. Press the [Limits] soft key to display the Output pow er test limits screen. 19. Press the [Defaults] soft key to restore the default values. 20. Choose the limit you want to change. 21. Press the key and enter the new limit using the keypad.
MT8850A / MT8852A Bluetooth Test Set Using the Script Menu Pow er Control Test (Standard Mode) The power control test performs power measur ement cy cles on the EUT output, if the EUT supports power control, at each of the defined frequencies (LOW, MEDIUM and HIGH).
Using the Script Menu MT8850A / MT8852A Bluetooth Test Set 9. Press the key to switch between DH1, DH3 and DH5. 10. Press the [1 of 3] soft key to move to the second screen. 11. Choose “Packets per step”. Use the keypad to enter a value for the number of packers that are averaged at each power step.
MT8850A / MT8852A Bluetooth Test Set Using the Script Menu 19. Press the [Limits] soft key to display the Pow er control test limits screen. 20. Press the [Defaults] soft key to restore the default values. 21. Choose the limit you want to change. 22. Press the key and enter the new limit using the keypad.
Using the Script Menu MT8850A / MT8852A Bluetooth Test Set Initial Carrier Test (Standard Mode) The initial carrier test performs a frequency accuracy test on a DH1 pseudo random data packet. (PRBS 9) This test can be performed using either the loopback test control or the TX test control.
MT8850A / MT8852A Bluetooth Test Set Using the Script Menu 4. Choose “Number of packets”. 5. Enter the number of packets using the keypad. 6. Choose “Hopping”. 7. Press the key to switch between ON and OFF. If you choose O N, choose Hopping test mode and press the key to switch between All and Any.
Using the Script Menu MT8850A / MT8852A Bluetooth Test Set 15. Press the [Defaults] soft key to restore the default values. 16. Choose the limit you want to change. 17. Press the key and enter the new limit using the keypad. 18. Press the [Enter] soft key.
MT8850A / MT8852A Bluetooth Test Set Using the Script Menu Carrier Drift Test (Standard Mode) The carrier drift test performs a frequency dri ft measurement over the length of the packet received. The test can be carried out for each of the supported packet types with either hopping on or hopping off.
Using the Script Menu MT8850A / MT8852A Bluetooth Test Set 1. Choose “Carrier drift” from the Script menu. 2. Press the key to select or deselect this test from the script routine. If a test is selected, the box will b e filled in. If not sele cted the box w ill be hollow .
MT8850A / MT8852A Bluetooth Test Set Using the Script Menu 12. Press the [1 of 2] soft key to move to the second screen. The second screen will vary according to w hether the Test type is in Loopback or TX mode. The following screen is in Loopback mode.
Using the Script Menu MT8850A / MT8852A Bluetooth Test Set Single Slot Sensitivity Test (Standard Mode) For a single slot sensitivi ty measurement the MT8850A/MT8852A transmits DH1 packets with a pseudo random payload (PRBS 9) to the EUT at a minimum power level.
MT8850A / MT8852A Bluetooth Test Set Using the Script Menu 9. Press the [1 of 3] soft key to move to the second screen. You can choose how hopping is implemented. Y ou can also switch the dirty transmitter On, Off, or On and Off. When the Dirty transmi tter is switched on you can edit the Dirty parameter table.
Using the Script Menu MT8850A / MT8852A Bluetooth Test Set 20. Press the [2 of 3] soft key to move to the third screen. You can select or deselect the test to run and make changes to the frequency values shown. 21. To select or deselect a test, choose the test and press the key.
MT8850A / MT8852A Bluetooth Test Set Using the Script Menu Multi-Slot Sensitivity Test (Standard Mode) For a multi slot sensitivi ty measurement the MT8850A/MT8852A transmits the longest supported packet type as reported by the EUT during link set up with a pseudo random payload (PRBS 9) to the EUT at a minimum power level.
Using the Script Menu MT8850A / MT8852A Bluetooth Test Set 9. Press the [1 of 3] soft key to move to the second screen. You can choose how hopping is implemented. Y ou can also switch the dirty transmitter On, Off, or On and Off. When the Dirty transmi tter is switched on you can edit the Dirty parameter table.
MT8850A / MT8852A Bluetooth Test Set Using the Script Menu 20. Press the [2 of 3] soft key to move to the third screen. You can select or deselect the test to run and make changes to the frequency values shown. 21. To select or deselect a test, choose the test and press the key.
Using the Script Menu MT8850A / MT8852A Bluetooth Test Set Modulation Index Test (Standard Mode) This test measures the modulation characteristics on the EUT output for each of the frequency ranges selected (LOW, MEDIUM and HIGH). The MT8850A/MT8852A can perform the test using either loopback test controls or TX test controls.
MT8850A / MT8852A Bluetooth Test Set Using the Script Menu 10. Choose “Toggle Payload” and select either “Continuous” or “Once” as detailed below. Continuous: This is the default setting in which, to comply with the RF test specification, the payload is changed after each packet measured.
Using the Script Menu MT8850A / MT8852A Bluetooth Test Set 18. Press the key and enter the new limit using the keypad. 19. Press the [Enter] soft key. 20. Press the [Conditions] soft key to return to the test conditions screen. 21. Press the key to return to the Script menu.
MT8850A / MT8852A Bluetooth Test Set Using the Script Menu Maximum Input Pow er Test (Standard Mode) For the EUT maximum input power test the MT8850A/MT8852A transmits a pseudo random payload (PRBS 9) DH1 data packet to the EUT so that the EUT receives the signal at a power level of -20 dBm.
Using the Script Menu MT8850A / MT8852A Bluetooth Test Set You can select or deselect the test to run and make changes to the frequency values shown. 10. To select or deselect a test, choose the test and press the key. 11. To change a frequency, choose the frequency, press the key , enter the value using the keypad and press the [Enter] soft key.
MT8850A / MT8852A Bluetooth Test Set Using the Script Menu Testing in Single Payload Script Mode In single payload mode the MT8850A/MT8852A sends a single test control to put the EUT into the specified state, and no further test controls are sent.
Using the Script Menu MT8850A / MT8852A Bluetooth Test Set Initial Carrier Test (Single Payload Mode) The initial carrier test performs a frequency accuracy test on a DH1 pseudo random data packet. (PRBS 9) This test can be performed using either the loopback test control or the TX test control.
MT8850A / MT8852A Bluetooth Test Set Using the Script Menu Carrier Drift Test (Single Payload Mode) The carrier drift test performs a frequency dri ft measurement over the length of the packet received. This test can be performed using either the loopback test control or the TX test control.
Using the Script Menu MT8850A / MT8852A Bluetooth Test Set Single Slot Sensitivity Test (Single Payload Mode) For a single slot sensitivi ty measurement the MT8850A/MT8852A transmits a DH1 packet with a pseudo random payload (PRBS 9) to the EUT at a minimum power level.
MT8850A / MT8852A Bluetooth Test Set Using the Script Menu Multi-Slot Sensitivity Test (Single Payload Mode) For a multi slot sensitivi ty measurement the MT8850A/MT8852A transmits the longest supported packet type as reported by the EUT during link set up with a pseudo random payload (PRBS 9) to the EUT at a minimum power level.
Using the Script Menu MT8850A / MT8852A Bluetooth Test Set Modulation Index Test (Single Payload Mode) The MT8850A/MT8852A can perform this test us ing either loopback test controls or TX test controls. The default form for this test is to use l oopback.
MT8850A / MT8852A Bluetooth Test Set Using the Script Menu Entering the BT Address of the EUT The address of the equipment under test can be entered manually from the keyboard, acquired by performing an inquiry, or obtained through the RS232 HCI port.
Using the Script Menu MT8850A / MT8852A Bluetooth Test Set Viewing Test Results The results screens show pass or fail results for test limits set to ON.
MT8850A / MT8852A Bluetooth Test Set Using the Script Menu Pow er Control Test Results (standard and null packet modes) 1. Choose “Power control” from the Script menu. 2. Press the [Results] soft key. The Power control results screen is displayed.
Using the Script Menu MT8850A / MT8852A Bluetooth Test Set Initial Carrier Test Results 1. Choose “Init carrier” from the Script menu. 2. Press the [Results] soft key. The Initial carrier results screens are displ ayed. Definition of test results Offset Displays the initial frequency error of the last packet measured.
MT8850A / MT8852A Bluetooth Test Set Using the Script Menu Carrier Drift Test Results Standard and single packet modes 1. Choose “Carrier drift” from the Script menu. 2. Press the [Results] soft key. The Carrier drift results screen is displ ayed.
Using the Script Menu MT8850A / MT8852A Bluetooth Test Set Null packet mode In null packets mode the carrier drift results screen displ ays as follows. Definition of test results Avg drift Displays the average drift over the entire test. Max drift Displays the peak hold va lue of the worst recorded drift.
MT8850A / MT8852A Bluetooth Test Set Using the Script Menu Single Slot Sensitivity Results Standard and single packet modes 1. Choose “Single sensitivity” from the Script menu. 2. Press the [Results] soft key. The Single sensitivity results screens are displ ayed.
Using the Script Menu MT8850A / MT8852A Bluetooth Test Set 6. Page through the extended screens with the soft key in the normal manner, or press the [Summary] soft key to revert to the initial summary page. FER due to length Displays the number of packets returned where the payload length of the packet was incorrect.
MT8850A / MT8852A Bluetooth Test Set Using the Script Menu Multi Sensitivity Test Results Standard and single packet modes 1. Choose “Multi sensitivity” from the Script menu. 2. Press the [Results] soft key. The Multi sensitivity results screens are displ ayed.
Using the Script Menu MT8850A / MT8852A Bluetooth Test Set 5. Press the [Extended] soft key to display more detailed test results. As opposed to the summary screen shown above, the extended screens are specific to each of the test scenarios.
MT8850A / MT8852A Bluetooth Test Set Using the Script Menu Modulation Index Test Results 1. Choose “Modulation index” from the Script menu. 2. Press the [Results] soft key.
Using the Script Menu MT8850A / MT8852A Bluetooth Test Set Maximum Input Pow er Test Results Standard mode 1. Choose “Max input power” from the Script menu. 2. Press the [Results] soft key. The Maximum input power results screen is displayed. 3. Press the [1 of 3] soft key to move to the second screen.
MT8850A / MT8852A Bluetooth Test Set Using the Script Menu 5. Press the [Extended] soft key to display more detailed test results. As opposed to the summary screen shown above, the extended screens are specific to each of the test scenarios.
Chapter 9. Audio Measurement s (MT8852A only) The MT8852A Bluetooth Test Set can be used to perform audio measurements by establishing a Synchronous Connection Or iented (SCO) link between the MT8852A and the EUT. A SCO link is a full duplex li nk between a Bluetooth master and slave.
MT8850A / MT8852A Bluetooth Test Set Audio Measurements (MT8852A only) Note: The RF level used is the same level as that set for the script that was last run. 4. Press the [ EUT addr ] soft key and set the EUT address in the normal manner. Refer to “Entering the BT Address of the EUT” in chapter 8 of this manual for details .
Audio Measurements (MT8852A only) MT8850A / MT8852A Bluetooth Test Set 9. Press the [1 of 3] soft key to display the second page. 10. Move the cursor to “SCO Loopback” and press the key to turn remote loopback “ON”. 11. Move the cursor to “Tone Generator” and press the key to turn this ON or OFF as required.
MT8850A / MT8852A Bluetooth Test Set Audio Measurements (MT8852A only) HV3 Speech length / packet: 30 voice bytes (3.75 ms of speech) Payload length: 240 bits FEC: None Transmission rate: Every third TX time slot 8. Move the cursor to “Air code format”, and select the required type.
Audio Measurements (MT8852A only) MT8850A / MT8852A Bluetooth Test Set Refer to the figure below for details of jack plug wiring. Testing the Audio Performance of the EUT Receive Path The performance of the EUT receiver can be tested in isolation with the set-up shown below.
MT8850A / MT8852A Bluetooth Test Set Audio Measurements (MT8852A only) Putting the EUT into Remote Loopback It is also possible to put the EUT into remote loopback.
13000-000109 A-1 June 2003 The right most 9 characters are rese rved for Icons/characters for specific instrument features • • • Appendix A. Top-line Messages Introduction The top line of LCD is reserved for conveying va rious types of information to the user.
MT8850A / MT8852A Bluetooth Test Set Top-line Messages Message Priorities 1) MESSAGE PRIORITIES All status messages are mutually exclusive for example: “Making connection” “Connection made” Script running” Depending on the use of instrument, more than one message type can be displayed.
Top-line Messages MT8850A / MT8852A Bluetooth Test Set 13000-000109 A-3 June 2003 Error Codes The vast majority of the top line error messages are self-explanatory and the required course of action will be imm ediately apparent. The table bel ow lists the messages for which a note of explanation may be required.
MT8850A / MT8852A Bluetooth Test Set Top-line Messages CW Measurement mode The MT8850A/MT8852A is configured as a si gnal generator. To return to normal Bluetooth test modes, press the “Exit” soft key. DSP not communicating Measurement processor is no longer communicating with the main processor.
Top-line Messages MT8850A / MT8852A Bluetooth Test Set 13000-000109 A-5 June 2003 LMP timeout (TC: xx HOP: ON or OFF) The MT8850A/MT8852A has sent an LMP test control to the EUT and the EUT has not responded with an LMP accepted message. “xx” represents the scenario number as defined in the Bluetooth test mode specification.
MT8850A / MT8852A Bluetooth Test Set Top-line Messages Null packets mode The MT8850A/MT8852A is configured to make si mple measurements on Null packets transmitted by the EUT. To return to standard Bluetooth operating modes press Scpt/Test , move the pointer to the script number and press the setup softkey.
Top-line Messages MT8850A / MT8852A Bluetooth Test Set 13000-000109 A-7 June 2003 HCI and Communication List of Error Codes This section lists the various possibl e error codes: • The error codes i ndicate the reason for error e.g. “Connection lost” may be followed by one of the connection error codes.
MT8850A / MT8852A Bluetooth Test Set Top-line Messages Internal HCI and Communication List of Error Codes Error Code Description 0X51 Message from state controller unknown 0X52 Command from state controller unknown 0X53 Failed to create piconet 0X54 Disconnect returned fail 0x55 Failed to communicate to HCI comm.
Top-line Messages MT8850A / MT8852A Bluetooth Test Set 13000-000109 A-9 June 2003.
.
13000-000109 B-1 June 2003 Appendix B. Preset Values Link status Will perform disconnect, if connected Script QUICKTEST Script mode Standard Modulation index 0.
MT8850A / MT8852A Bluetooth Test Set Preset Values B-2 13000-000109 June 2003.
13000-000109 C-1 June 2003 Appendix C. Specification This appendix provides the specific ation for the MT8850A/MT8852A Bluetooth Test Set. Transmitter Tests Test Measurement Range Hop- ping Test Mode .
MT8850A / MT8852A Bluetooth Test Set Specification Output Power MT8852A measures average and peak power a ccording to the Bluetooth RF Test Specification.
Specification MT8850A / MT8852A Bluetooth Test Set 13000-000109 C-3 June 2003 Power Control MT8852A measures power control according to the Bluetooth RF Test Specification. Measurement of power control is made with the EUT in test mode, loopback enabled and hopping off.
MT8850A / MT8852A Bluetooth Test Set Specification Modulation Characteristics MT8850A/MT8852A measures modulation characte ristics according to the Bluetooth RF Test Specification. Measurement of modulation characteristics is made with the EUT in test mode, loopback enabled and hopping off.
Specification MT8850A / MT8852A Bluetooth Test Set 13000-000109 C-5 June 2003 Initial Carrier Frequency Tolerance MT8850A/MT8852A measures initial carrier frequency tolerance according to the Bluetooth RF Test specification. Measurement of initial carrier frequency is made with the EUT in test mode, TX mode and hopping on and/or off.
MT8850A / MT8852A Bluetooth Test Set Specification Carrier Frequency Drift MT8850A/MT8852A measures carrier frequency drift according to the Bluetooth RF Test Specification. Measurement of frequency drift is made with the EUT in test mode, with either loopback or transmitter test m ode enabled.
Specification MT8850A / MT8852A Bluetooth Test Set 13000-000109 C-7 June 2003 Sensitivity - Single Slot Packets MT8850A/MT8852A measures single slot sensitivi ty according to the Bluetooth RF Test Specification BER and FER are measured with the EUT in test mode and loopback on.
MT8850A / MT8852A Bluetooth Test Set Specification Dirty transmitter, user control; any entry in the dirty transmitter table can be edited within the following ranges; carrier frequency offset: 0 Hz to 100 kHz, 1 kHz resolution. • • • Modulation index: 0.
Specification MT8850A / MT8852A Bluetooth Test Set 13000-000109 C-9 June 2003 Maximum Input Level MT8850A/MT8852A measures BER and FER at the EUT maximum input level according to the Bluetooth RF Test Specification. Meas urement is made with the EUT in test mode, loopback enabled and hopping off.
MT8850A / MT8852A Bluetooth Test Set Specification MT8850A/MT8852A Signal Generator Frequency Frequency range: 2.40 to 2.5 GHz Frequency resolution 1 kHz Frequency accuracy As frequency standard ± 25 Hz Settling time (when hopping) <160µs to ± 75 kHz during the establishing of a link.
Specification MT8850A / MT8852A Bluetooth Test Set 13000-000109 C-11 June 2003 MT8850A/MT8852A Measuring Receiver Frequency Range 2.40 to 2.5 GHz Resolution 1 kHz Settling time <160µs to 75 kHz during the establishment of a link.
MT8850A / MT8852A Bluetooth Test Set Specification Audio Specifications (MT8852 only) Number of SCO channels supported 3 Codec air interfaces supported CVSD, A-Law, µ -Law Frequency response: (-3dB) measur ed CODEC in to CODEC out: 160Hz -3.5kHz. Measured with 50 Ω source impedance and 10M Ω load impedance.
Specification MT8850A / MT8852A Bluetooth Test Set 13000-000109 C-13 June 2003 Power Requirements Supply 85 to 264 Volts AC 47 to 63 Hz 150 VA MAX Environmental Operating temperature 5 to +40ºC Operating humidity 20% to 75% Safety Complies with IEC 1010-1 EMC Conforms to the protection requirements of EEC Council Directive 89/336/EEC.
MT8850A / MT8852A Bluetooth Test Set Specification Options and Accessories MT8850A-01 Rack Mount, single instrument MT8850A-03 Rack Mount, side-by-side MT8850A-06 Rear Mount RF and EUT connectors MT88.
Appendix D. Bit and Frame Error Rates The flow d iagram below illustrates the decision processing p erformed b y the MT8850A/MT8852A in determining bit and frame error rates.
.
Appendix E. Connector Care and Handling Follow the precautions listed below when hand ling or connecting cables. Complying with these precautions will guarantee longer co mponent life and less equipment down time due to connector or device failure.
MT8850A / MT8852A Bluetooth Test Set Connector Care and Handling DUT Connector Type Anritsu Gauging Set Model Pin Depth (inches) Pin Depth Gauge Reading N - Male N - Female 01-163 207 -0.000 +0.030 207 +0.000 -0.030 WSMA - Male WSMA - Female 3.5 mm - Male 3.
Connector Care and Handling MT8850A / MT8852A Bluetooth Test Set 13000-000109 E-3 June 2003 • • • Verify that no cotton or other foreign material remains in the connector after cleaning it If av.
MT8850A / MT8852A Bluetooth Test Set Connector Care and Handling E-4 13000-000109 June 2003.
13000-000109 E-1 June 2003 Index A about Bluetooth, 2-1 AC line power, 3-1 accessing script menu, 8-2 accessories, 1-1, 1-2, C-13, C-14 activate test mode, 2-2 advanced diagnostic tools, 2-3 alpha/num.
MT8850A / MT8852A Bluetooth Test Set Index loop stop on failure, 7-19 front panel controls, 5-1 loop/stop hard key, 5-3 fuse protection, 3-1 G M Getting started, 6-1 making a link, 2-3 GPIB address, 7.
Index MT8850A / MT8852A Bluetooth Test Set 13000-000109 Index-E-3 June 2003 P packet lengths, 8-21 packet type, 8-12, 8-14, 8-29, C-2, C-3, C-4, C-5, C-6, C-7, C-8, C-9 parity, 7-2, 7-11 payload pkt c.
MT8850A / MT8852A Bluetooth Test Set Index June 2003 tools required, 3-3 top-line messages, A-1 transmission power level, 8-6 transmission power offset value, 8-32 transmitter test specification, C-1 .
.
AUS T RAL IA Brazil CANA DA ANRITSU PTY. LTD. ANRITSU ELETRONICA LT DA. 700 Silver Seven Road, Suite 120, Kanata, Unit 3, 170 Foster Road Pr aia de Botafogo 440, Sala 2401 O N K2V 1C3, Mt W averley, V.
Un punto importante, dopo l’acquisto del dispositivo (o anche prima di acquisto) è quello di leggere il manuale. Dobbiamo farlo per diversi motivi semplici:
Se non hai ancora comprato il Anritsu MT8852A è un buon momento per familiarizzare con i dati di base del prodotto. Prime consultare le pagine iniziali del manuale d’uso, che si trova al di sopra. Dovresti trovare lì i dati tecnici più importanti del Anritsu MT8852A - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso Anritsu MT8852A imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul Anritsu MT8852A ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il Anritsu MT8852A, ma non hai ancora letto il manuale d’uso, dovresti farlo per le ragioni sopra descritte. Saprai quindi se hai correttamente usato le funzioni disponibili, e se hai commesso errori che possono ridurre la durata di vita del Anritsu MT8852A.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il Anritsu MT8852A. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo Anritsu MT8852A insieme con le istruzioni su come risolverli. Anche se non si riesci a risolvere il problema, il manuale d’uso ti mostrerà il percorso di ulteriori procedimenti – il contatto con il centro servizio clienti o il servizio più vicino.