Manuale d’uso / di manutenzione del prodotto 4422 del fabbricante Wegener Communications
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TECHNOLOGY PARK / JOHNS CREEK 11350 TECHNOLOGY CIRCLE DULUTH, GEORGIA 30097-1502 (770) 814-4000 FAX (770) 623-0698 Data, drawings, and other material contained herein are proprietary to Wegener Communications, Inc., and may not be reproduced or duplicated in any form without the prior permission of Wegener Communications, Inc.
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Page 3 Page 3 of 72 UTY4422-002 CAUTION RISK OF ELECTRIC SHOCK DO NOT OPEN CAUTION: TO REDUCE THE RISK OF ELECTRIC SHOCK, DO NOT REMOVE COVER (OR BACK).
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Page 5 Page 5 of 72 UTY4422-002 About This Manual This manual was composed in Microsoft W ord 97, and is configured to be used most easily as an electronic document. It can be printed and used as a hard copy, but some features, such as links, are not accessible in that mode.
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Page 7 Page 7 of 72 UTY4422-002 TABLE OF CONTENTS ABOUT THIS MANUAL ........................................................................................5 SECTION 1 GENERAL INFORMATION ............................................11 1.1 GENERAL ....
Page 8 UTY4422-002 Page 8 of 72 2.5.4 AES/EBU C ONNECTOR P INOUT ................................................................................ 24 2.6 EXPANSION CARD CONFIGURATION ................................................................... 27 2.
Page 9 Page 9 of 72 UTY4422-002 A.2.5 OH ........................................................................................................................ ..... 45 A.2.6 PC DEVICE BAUD PARITY ....................................................
Page 10 UTY4422-002 Page 10 of 72 F IGURE 1. UNITY4422 B LOCK D IAGRAM .................................................................................... 16 F IGURE 2. F ERRITE B EAD I NSTALLATION ....................................................
Page 11 Page 11 of 72 UTY4422-002 SECTION 1 GENERAL INFORMATION 1.1 GENERAL The purpose of this manual is to describe the proper installation and operation of the Wegener Communications UNITY4422 MPEG Video Decoder. 1.2 INTRODUCTION The UNITY 4422 unit is an MPEG decoder designed to receive its input from a DVB-ASI input source.
Page 12 UTY4422-002 Page 12 of 72 1.4.2 Reduced Air Flow Installation of the equipment in a rack should be such that the amount of airflow required for safe operation of the equipment is not comprom ised. 1.4.3 Mechanical Loading Mounting of equipment in a rack should be such that a hazardous condition is not achieved due to uneven loading.
Page 13 Page 13 of 72 UTY4422-002 1.7 PHYSICAL SPECIFICA TIONS The operating temperature of the unit is +10°C to +40°C in still air with unblocked side vents. (The unit is fan-cooled.) Table 1. Physical Specifications Parameter Description Size 19”W x 1.
Page 14 UTY4422-002 Page 14 of 72 1.9 MANUALS If you have any suggestions concerning this, or any Wegener Manual, you can E-mail them to manuals@wegener.com . If you would rather mail them , please do so to the address shown below. Our preference is that you copy the page(s) in question, mark it up, and fax or mail us the copy.
Page 15 Page 15 of 72 UTY4422-002 SECTION 2 SYSTEM CONFIGURATION 2.1 UNIT OVERVIEW The UNITY 4422 features several separate hardware components: The DC switching power supply, the main motherboard, a DVB-ASI input card, front-panel keypad controller card, and a front-panel LCD assembly.
Page 16 UTY4422-002 Page 16 of 72 Figure 1. UNITY4422 Block Diagram VIDEO DEC EXPANSION BUS CONNECTORS 27 M Hz Clock Distributions: 27M1A --> EXPA (Audio) 27M1D1 --> D1 (Video) 27M2 --> XC520.
Page 17 Page 17 of 72 UTY4422-002 The main host processor runs the control system on the m ain board. This processor interfaces with the COMPEL ™ network as well as local users and then controls and monitors the unit’s operations. To do its job, this processor accesses the control data streams recovered from the main transport demultiplexer.
Page 18 UTY4422-002 Page 18 of 72 Table 2. Video Resolution Requirements NTSC PAL 720H x 480V (Full Resolution) 720H x 576V 544H x 480V (3/4 Resolution) 544H x 576V 480H x 480V 480H x 576V 352H x 480V (1/2 Resolution) 352H x 576V 352H x 240V 352H x 288V 2.
Page 19 Page 19 of 72 UTY4422-002 Table 4. Audio Specifications Parameter Specification (each channel of stereo pair) Output Level-MAX PPL +18.0 ±0.5 dBm into 600 ohms, at 0 dB attenuation level Impedance Balanced: < 60 Ohms Frequency Response 20 Hz to 20 kHz, + 0.
Page 20 UTY4422-002 Page 20 of 72 2.3.10 LNB DC Power The unit may feed DC power to an external antenna-mounted LNB using either the RF-In connector’s center-pin or a terminal on the rear-panel terminal strip (with an external DC power inserter). The nominal voltage supplied is +17 to +24 VDC, while the maxim um load current is 250 mA.
Page 21 Page 21 of 72 UTY4422-002 2.4.1.3 Indicator LED’s Table 6. Front Panel LED’s Label Mnemonic Meaning [See Section 3.2 (Page 30)] Color CARRIER Carrier Tracking indication Green MPEG Main MP.
Page 22 UTY4422-002 Page 22 of 72 2.5 EXTERNAL INPUTS AND OUTPUTS Table 8. Input and Output Connectors Name Description RF IN There is no connector on this model.
Page 23 Page 23 of 72 UTY4422-002 Table 9. Analog Audio Channel 1 and Channel 2 Connector Pinouts Channel 1, J5, DB-9 Channel 2, J6, DB-9 Pin # Signal Pin # Signal 1 AUDIO1R+ 1 AUDIO2R+ 2 GNDD 2 GNDD 3 AUDIO1R- 3 AUDIO2R- 4 AUDIO1L+ 4 AUDIO2L+ 5 GNDD 5 GNDD 6 AUDIO1L- 6 AUDIO2L- 7N C 7 N C 8N C 8 N C 9N C 9 N C 2.
Page 24 UTY4422-002 Page 24 of 72 2.5.3 Alarm Relay and Addressable Contact Closures The rear panel has an alarm relay and two solid-state contact closures addressable from the COMPEL ™ uplink computer. This relay’s “alarm” conditions are the sam e as the front-panel ALARM LED.
Page 25 Page 25 of 72 UTY4422-002 Figure 2. Ferrite Bead Installation * * * CAUTION * * * To meet FCC requirements, the alarm and contact closures must have a ferrite bead installed on each pair of wires leading from them. See Section 2.5.2 (Page 23) and Figure 2 (Page 25) for instructions on their installation.
Page 26 UTY4422-002 Page 26 of 72 Figure 3. UNITY4422 Front Panel Figure 4. UNITY 4422 Rear Panel UNITY4422 MPEG-2 IRD MPEG 4:2:2 & 4:2:0 WARNING COMPEL LEVEL RF ALARM CUE MPEG CARRIER AUTH COMMUNICATIONS SELECT ENTER WEGENER The Broa dca s t ing D igita l P latform RF IN MODULE 2 MODULE 1 0.
Page 27 Page 27 of 72 UTY4422-002 2.6 EXP ANSION CARD CONFIGURA TION The purpose of this section is to detail the jumper settings and labeling instructions for the Unity Expansion Cards. 2.6.1 Balanced Audio Expansion Card 2.6.1.1 Audio Card Jumper Configuration Jumper settings – Dotted and Non-dotted.
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Page 29 Page 29 of 72 UTY4422-002 SECTION 3 OPERATION 3.1 MODES OF OPERA TION 3.1.1 Power Up At power up, the unit does a quick checksum test on the EEPROM. When the test passes, the unit then initializes various devices and configures itself according to the EEPROM settings.
Page 30 UTY4422-002 Page 30 of 72 3.2 LED & ALARM / W ARNING CONDITIONS The following definitions apply throughout this section: Table 11. LED and Alarm Conditions BLINK LED is OFF for 1 second, and then blinks on count times (ON for 250 mS and OFF for 250 mS).
Page 31 Page 31 of 72 UTY4422-002 3.2.7 Alarm (Red) FLASH if any of following: See Table 11 (Page 30) 1. EEPROM Boot Failure. 2. Receiver board diagnostics Boot failure. 3. Receiver board communications Boot failure. 4. Secure micro / host ID mism atch Boot failure.
Page 32 UTY4422-002 Page 32 of 72 caution 3.3 RELA YS This unit supports 1 alarm relay and 2 solid state user relays. The user relays are controlled via COMPEL ™ and the modem/term inal interface. Note that the alarm relay is de-energized when the unit’s pow er is off and the relay outputs are shorted together.
Page 33 Page 33 of 72 UTY4422-002 3.6 SOURCES OF CONTROL The unit can be controlled via COMPEL ™, terminal, modem , or Display / push buttons. Each of these methods of control is explained in the following sections, but you should see the COMPEL manual for a complete explanation of the COMPEL system .
Page 34 UTY4422-002 Page 34 of 72 3.7 SERIAL PORT - COMMAND SYNT AX The UNITY4422 contains two serial ports. These are labeled Serial Port 1 and Serial Port 2. Each can support a printer, a terminal, a modem , or an auxiliary data device. However, there are restrictions as to what device combinations can be used at one time.
Page 35 Page 35 of 72 UTY4422-002 control source, the specified configuration is immediately stored for the specified device. The serial port is configured accordingly, whenever the serial_port.device is device when local panel control has been enabled by the satellite program provider.
Page 36 UTY4422-002 Page 36 of 72 The unit is acting on one of three groups of settings at any given time, each of which is described in the following table: Table 16. Group Settings Settings Group Description Temp These settings are entered via COMPEL or the TEMP / TEMPCH terminal comm ands.
Page 37 Page 37 of 72 UTY4422-002 This interface supports a variety of controls and status displays, including the following: 1. Status. 2. Selecting and configuring the Serial Port devices. 3. Front panel e-mail. 3.8.3 Overview The front panel consists of a 2 X 20 Display and six push buttons.
Page 38 UTY4422-002 Page 38 of 72 3.8.4 Push Button Functions Table 19. Push Button Functions LCD MODE PUSH BUTTON FUNCTION SELECT N/A ENTER Shows unit serial number for approximately 2 seconds. HOME ∧ (UP) N/A ∨ (DOWN) N/A > (RIGHT) Enters MENU mode.
Page 39 Page 39 of 72 UTY4422-002 Table 20. LC Display Menus Note: Screens marked by ‘*’ are not shown if local control is disabled (either programmed into non-volatile memory at factory or set by COMPEL command). Exception: “Audio Settings” screen is shown but only “Attenuation” may be changed by local user.
Page 40 UTY4422-002 Page 40 of 72 MAIN LEVEL SECOND LEVEL THIRD LEVEL Status Reports SETTINGS TABLE ASI Port, Data Rate, Program # (see Section 3.1 ) (Continued) NC Status Serial #, COMPEL Lock, Compe.
Page 41 Page 41 of 72 UTY4422-002 NOTE : When moving through the front panel m enus, pressing <ENTER> and <SELECT> at the same time will m ove you to the top-level menu. This is an imm ediate move, and does not save any changes or inputs. 3.
Page 42 UTY4422-002 Page 42 of 72 4. Press < ENTER >, which will end the current E-mail session, and cause the following message to display: R E T U R N P r e s s < S E L E C T > 5. Pressing <SELECT> will take you out of the E-mail menu, and return you to the top-level menu.
Page 43 Page 43 of 72 UTY4422-002 APPENDIX A Terminal/Modem Commands Appendix A Commands described in this section detail com mand syntax and action taken. Comm ands consist of a command field and a param eter field. Each command field and param eter field is space delimited.
Page 44 UTY4422-002 Page 44 of 72 R - Relay Status S - Settings Status ST - SETTINGS TABLE SP - Serial Port Configuration [page] : This option can have a value of 1 to 8 and is only applicable for the group status report. Indicates the page to be reported.
Page 45 Page 45 of 72 UTY4422-002 A.2.5 OH ( Modem control only) When in a term inal control session via a modem, this discontinues user (password-authorized) access. A.2.6 PC device baud parity device: P or M, for Printer or Modem, respectively baud: 9600 or 19200.
Page 46 UTY4422-002 Page 46 of 72 A.2.12 SETTIMEOUT source time source: 1 - Fade 2 - Installation 3 - Carrier Search (In the DVB-ASI mode, this means “Table Search” m ode. 4 - No COMPEL 5 - Header Seek 6 - Header Search time: Time-out value in HH:MM:SS format.
Page 47 Page 47 of 72 UTY4422-002 APPENDIX B FRONT PANEL DISPLAY B.1 HOME SCREEN If there is no current alarm or warning condition, and the unit is NOT inserting, the following home screen will be shown: P O R T : x R A T E : y y . y y y P R O G : zzzzzzzzz PORT: x is the ASI input port, either 1 or 2 RATE: yyyyy.
Page 48 UTY4422-002 Page 48 of 72 B.3 EMAIL These messages are text messages sent from the uplink to individual units, where they are output to the front panel. At the main (first) menu level, one of three screens is displayed, depending on the status of em ail (none, email present and un-read, or email present and read).
Page 49 Page 49 of 72 UTY4422-002 This moves to 2nd level screens under “Hardware Setup.” In these screens, the user may m ake changes to the unit setup. NOTE: If local control is disabled, then changes to current settings, channel entry/selection, and audio settings are not allowed, and their screens will not be shown.
Page 50 UTY4422-002 Page 50 of 72 B.4.4 Aspect Ratio Settings A S P E C T R A T I O M O D E : xxxx ASPECT RATIO MODE: xxxx is either 4:3, 16:9, or AUTO. Press <SELECT> to enable changes to the aspect ratio. Press <SELECT> again to lock in the aspect ratio shown on the LCD.
Page 51 Page 51 of 72 UTY4422-002 M O D E M P A S S W O R D xxxxxx PASSWORD: xxxxxx is an up-to-six-alphanumeric-character password for access via phone- modem. P R I N T E R S E T T I N G S B A U D b b b b b P A R I T Y y BAUD: xxxxx is baud-rate, either 9600 or 19200.
Page 52 UTY4422-002 Page 52 of 72 B.4.9 Unit Reset T O R E S E T U N I T P r e s s < E N T E R > Pressing <ENTER> here is analogous to cycling power. The unit is initialized without turning off the power supply. R E T U R N P r e s s < S E L E C T > Returns to Main level screens from “HARDWARE SETUP.
Page 53 Page 53 of 72 UTY4422-002 If Currently Locked to a Signal: M O D E : T R A C K I N G D U R A T I O N : h h h : m m : s s MODE: Always shows TRACKING DURATION: hhh:mm :ss is the Time Since Last Acquired. P O R T : n R A T E : d d . d d d P R O G : p p p p p PORT: n is ASI Input Port.
Page 54 UTY4422-002 Page 54 of 72 P O R T : n R A T E : d d . d d d P R O G : p p p p p (This is identical to the Home Screen) PORT: n is the ASI input port, RATE: yyyyy.
Page 55 Page 55 of 72 UTY4422-002 B.5.3 MPEG Status M P E G S T A T U S P r e s s < S E L E C T > Moves to third level screen. A G G R E G A T E M P E G : T R A N S @ 1 . 5 4 4 M B P S TRANSPORT stream at data_rate Mbps < P R O G R A M P R E S E N C E > xxxxx xxxxx xx xx x PROGRAM PRESENCE: xxxxx is program identifier.
Page 56 UTY4422-002 Page 56 of 72 R E T U R N P r e s s < S E L E C T > Moves to second level screen MPEG Status. B.5.4 Settings Table S E T T I N G S T A B L E P r e s s < S E L E C T > P.
Page 57 Page 57 of 72 UTY4422-002 N E T W R K M O D E : y y y y y y y y LOCAL CONTROL: xxxxxxxx is Local Control Status—ENABLED or DISABLED. See Section 3.
Page 58 UTY4422-002 Page 58 of 72 P r e s s < S E L E C T > Returns to second level screen “NC Status” under “Settings Status.” B.5.6 Parameter Status P A R A M E T E R S T A T U S P r e s s < S E L E C T > Moves to third level screen under “Parameter Status.
Page 59 Page 59 of 72 UTY4422-002 SYNC DATA: xxxxxxxxx Sync Data Option Card ( Installed/NotInstl) D V B - A S I : x x x x x x x x x DVB-ASI: xxxxxxxxx.
Page 60 UTY4422-002 Page 60 of 72 P r e s s < S E L E C T > Moves to second level screen “Serial Port Status” under “Status Reports.” B.5.8 Relay Status R E L A Y S T A T U S 1 : O P E N 2 : C L O S E D RELAY STATUS: xxxxxx is either “OPEN” or “CLOSED.
Page 61 Page 61 of 72 UTY4422-002 LATTICE PLDs: xxxxxx is the version string for the Lattice PLD code. S E C U R E M I C R O V xxxxx SECURE MICRO: Vxxxxx is the version number of the secure (decryption) microprocessor. V I D E O D E C O D E R : V xxxxx VIDEO DECODER: Vxxxxx is the version number of the microcode for the video decompression IC.
Page 62 UTY4422-002 Page 62 of 72 P r e s s < U P - D O W N > t o c h a n g e v a l u e P r e s s < E N T E R > t o a c c e p t c h a n g e s P r e s s < S E L E C T > t o c a n c e l c h a n g e s R E T U R N P r e s s < S E L E C T > Moves to first level screen “Navigation Help.
Page 63 Page 63 of 72 UTY4422-002 Appendix C Glossary of Terms AMBER – A “yellow” LED, usually denoting caution or a minor problem. ASI – A synchronous S erial I nterface. A standard for carrying MPEG-2 transport streams at a specific transmission rate.
Page 64 UTY4422-002 Page 64 of 72 MPEG, MPEG Transport Stream – M oving P icture E xperts G roup. This catchall abbreviation is used to describe the digital compression (redundancy reduction) of linearly digitized audio and video signals as well as the mode of m ultiplexing and transporting that compressed data.
Page 65 Page 65 of 72 UTY4422-002 service@wegener.com Appendix D RMA REQUEST Fax (678) 624-0294 Comp any Na me: Bill-To Address: Ship-To Address: Contact Name: Phone # ( ) - Fax #: ( ) - Complete Mode.
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Page 67 Page 67 of 72 UTY4422-002 Record of Revisions Date of Change Rev. Level Page No. Description of Change 2/16/00 A Initial Release 08/26/02 B 68-72 Add Default Customer Configuration Sheet.
Page 68 UTY4422-002 Page 68 of 72 DEFAULT CUSTOMER CONFIGURATION SHEET (When customer supplied, WCI must receive this inform ation at least two weeks before delivery to avoid additional processing charges to the customer.
Page 69 Page 69 of 72 UTY4422-002 7.3 Modem baud/Password B=( 9600 , 19.2k ), P-word = ___ ___ ___ ___ ___ ___ ( PASSWD ) 7.4 Local Terminal/front-panel Control: ( Enabled / Dis abled ) 7.5 Printer baud/parity: Baud =( 9600 , 19.2 k ) ; Parity =( odd , even , none ) 7.
Page 70 UTY4422-002 Page 70 of 72 A. Balanced Audio Card(s) Configuration First Option Audio Card (Module #1 Location) A.1 Channel 3 Audio Routing: ( Stereo , Reverse Stereo, Orig. L to both, Orig. R to both) 2 A.2 Channel 4 Audio Routing: ( Stereo , Reverse Stereo, Orig.
Page 71 Page 71 of 72 UTY4422-002 11.0 Initial Search Table Ent ry * RF Feed RF Polarity Carrier Data Rate FEC Rate Tag Site Program * This field used if RF Switch option installed or if Universal LNB is enabled, otherwise not shown. Value from 4.2 or 4.
Page 72 UTY4422-002 Page 72 of 72 Ent ry * RF Feed RF Polarity Carrier Data Rate FEC Rate Tag Site Program 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48.
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 Wegener Communications 4422 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 Wegener Communications 4422 - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso Wegener Communications 4422 imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul Wegener Communications 4422 ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il Wegener Communications 4422, 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 Wegener Communications 4422.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il Wegener Communications 4422. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo Wegener Communications 4422 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.
