Manuale d’uso / di manutenzione del prodotto SMD 101 del fabbricante Extron electronic
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68-2231-01 Rev. A 03 14 H.264 Streaming Media Decoder SMD 101 User Guide Streaming AV Products.
Safety Instructions Safety Instructions • English WARNING: This symbol, , when used on the product, is intended to alert the user of the presence of uninsulated danger ous voltage within the product’ s enclosure that may pr esent a risk of electric shock.
FCC Class A Notice This equipment has been tested and found to comply with the limits for a Class A digital device, pursuant to part15 of the FCC rules. The ClassA limits provide r easonable protection against harmful interference when the equipment is operated in a commer cial environment.
Conventions Used in this Guide Notifications The following notifications are used in this guide: CAUTION: A caution indicates a situation that may result in minor injury . A TTENTION: Attention indicates a situation that may damage or destroy the pr oduct or associated equipment.
Contents Introduction .................................................... 1 About this Guide ................................................. 1 About the SMD101 ............................................ 1 Video Output .........................
Reference Information ................................. 81 Parts and Accessories ...................................... 81 Mounting the SMD101 .................................... 81 T abletop Use ................................................ 81 Rack Mounting .
Intr oduction This section gives an overview of the user guide and describes the SMD101 and its features. T opics that are cover ed include: • About this Guide • About the SMD101 • Features About this Guide This guide contains installation, configuration, and operating information for the SMD101.
Extron SMD 101 Streaming Media Decoder 12V --A MAX POWER HDMI L R AUDIO Tx Rx G S G RS-232 RESET IR IN LAN OUTPUTS Sound System Extr on SI 26 Su rf ac e- moun t Spea ke rs Extr on XP A 10 02 St ereo P.
The SMD101 can decode and display one SD or HD stream. The optional handheld IR remote contr ol allows channel preset recall and channel navigation. The SMD101 automatically detects transport and stream formats and decodes the content for presentation to the display .
Output Resolution and EDID Support T able Resolution 23.98 Hz 24 Hz 25 Hz 29.97 Hz 30 Hz 50 Hz 59.94 Hz 60 Hz 640x480 10 11 800x600 12 13 1024x768 14 15 1280x1024 16 17 1366x768 18 19 1600x1200 20 21 .
Suggested PC Requirements The suggested PC requir ements to access the default web pages of the SMD101 are listed below . • Hardwar e • 2.0 GHz dual-core pr ocessor • Operating Systems • Microsoft ® Windows ® XP or higher • Mac ® OS ® X ® 10.
Featur es • Supports live IP video stream decoding — Combine with the SME100 to pr ovide a complete end-to-end streaming solution. • Supports streaming r esolutions from 480x320 up to 1080p/60 — Supports a wide range of resolutions to meet varying network conditions, topologies, sour ce and display requir ements.
• Playback controls including pr ogress bar — On-screen playback contr ols present a visual indication of Time and Pause status, allowing for efficient control of content. • Compatible with many third party H.264 encoders — Decode 720p/60 and 1080p/60 streaming video fr om an Extron SME100 or other compatible H.
Panels and Cabling This section provides information on: • Front Panel Featur es • Rear Panel Features • SMD101 Power Up Procedur e • Hardwar e Setup Overview Fr ont Panel Featur es The front panel of the SMD101 is shown in figur e 2 below .
D IR Receiver Window — Allows remote operation using an optional compatible IR hand control. E Config port — Connect a control PC or other USB device to this port using a mini-B USB cable (not supplied). Use this port to send Simple Instruction Set (SIS) commands to the SMD101 for device configuration and control.
A 12 VDC power input — Connect the provided 12VDC power supply to the r ear panel captive screw connectors. When power is connected, the fr ont panel power indicator lights green (see figur e 2 , A on page 8). AC Power Co rd Ground +12 VDC External Power Suppl y (12 VDC, 1 A ) POWER 12V 1.
D IR IN — Connect a remote IR r eceiver to this 3-pole 3.5 mm captive screw connector to extend the range of the hand control. + S From IR Receiver SMD 101 IR IN G Figure 6. IR In Wiring E RS-232 connector (optional) — Connect a host computer or control system to the RS-232 connector or to the local device if pass-through mode is used.
SMD101 Rear Panel Reset The Reset button on the rear panel of the SMD101 (see Figur e 3 on page9) returns the SMD101 to various modes of operation.
SMD101 Power Up Pr ocedur e NOTE: Before powering on the SMD101, ensure that all necessary devices ar e connected properly . Devices do not need to be powered. Connect the external power supply to a 100 to 240 V AC supply (see Rear Panel Features on page9).
W eb-based User Interface This section provides information about: • Overview of the W eb-based User Interface • Accessing the W eb-based User Interface • Page Overview • Player Page • Confi.
Page Overview The web interface opens as shown in figure 11 (below). The page contains multiple panels that are collapsed and expanded using the buttons at the top of each panel (see figure 11, 1 and 2 ). An interactive embedded help file is always available by clicking the help icon (see figure 11, 3 ) fr om any page or panel.
Player Page Click the Player tab (see figure 13). This page has four panels; Player Controls , Browser , Lists , and Playlist Editor described in the following sections. Each panel expands or collapses to provide additional scr een space and can have second level tabs.
Status indicator and Player Controls — T ext above the controls (figur e 14, 1 ) indicates the current decode state (stopped, paused, or playing). Playing Stopped 1 1 1 1 2 2 3 3 4 4 5 5 6 6 7 7 8 8 Figure 14.
Source field When a source (clip or str eam) loads, this field displays the path and file name. Click ( ... ) to the right of the text field to open a dialog displaying paths and file names too long for the field. A source can be loaded by any of these methods: • Click and hold , then drag a source fr om the browser to this field.
Browser Panel - Str eams The Streams tab in the Browser panel displays a list of streams identified on the local subnet the SMD101 is connected to. NOTE: The compatibility of streams listed in the br owser is not assured. Stream compatibility is verified by the SMD101 only as it is loaded for play .
Browser Panel - Files The Files tab opens a list of available clips and playlists in the file system including internal storage (up to 175 MB for user content) and shared network folders (when mounted). Each file type (audio, image, video, system, and playlist) has a differ ent icon to distinguish it.
In a current session, the folder view is r etained after the user collapses the browser , changes tabs within the browser , or changes the page (for example, from Player to Configuration ). The default view (top folders expanded and all sub-folders collapsed) is restor ed each time the web interface is opened or refr eshed.
Lists The Lists panel features an editable channel list for use with the optional IR r emote control (see IR Remote Control on page56), a drag and dr op favorites list for convenient access of frequently played files, and the playback history . By default the player page opens with the Lists panel expanded to the right of the browser .
T o clear an item, select the item, then click Delete>Delete Selected . T o clear all items, click Delete>Delete All . NOTE: Channel, Favorite and History lists are imported or exported using the Configuration panel found on the Firmware Loader page of the Advanced Configuration page.
Lists Panel – History The History tab displays a list of previously played clips, playlists, or str eams with details of the data and time the item played and the URI of the item, grouped by time period. Figure 21. Lists Panel, History T ab Fields below the history list show the date and time of the selected item along with the URI.
Playlist Editor By default, the Player page opens with the Playlist Editor open (see figure 22). 1 12 23 34 4 Figure 22. Player Page, Playlist Editor Playlists are stor ed in local media and are found using the files tab of the browser . Select a playlist on the Files tab of the Browser panel (see figure 22, 2 ).
The playlist title, creator , track title, track duration, and URI of a currently selected clip in the playlist are shown in the Playlist Properties panel. If an attempt is made to add an unsupported clip, an error message ( “unsupported file format” ) is pr esented.
The track duration, the length of time a clip plays during the playlist, can be shortened or lengthened without changing the original clip. Although a duration can be set beyond the clips original playing time, the transition to the next clip occurs when the clip completes.
Configuration Page The Configuration tab provides contr ols on the global navigation bar to adjust basic features of the SMD101. The contr ols are in four groups; Video , Audio , On Screen Display , and Automation accessed from a ribbon toolbar acr oss the top of the screen (see figure 24).
HDMI Output panel Select an output resolution and rate fr om a list of output timings. When the source (stream or file) resolution or rate dif fers from the selected output, scaling and frame rate conversion are applied.
Audio Configuration The Audio Configuration page (see figure 25) pr ovides information and control of the analog audio output. The controls do not af fect embedded audio on the HDMI output. Analog audio can be delayed or muted. A master gain control for the selected audio is provided.
On Screen Display The On Screen Display (OSD) page (see figure 26) enables the display of r ealtime information about the video output and device operation on a connected display (see figure27).
Progr ess Bar Panel The progr ess bar is similar to the information shown under neath the live confidence display in the Player Control panel. The bar shows the clip or filename and current playback location. The current playback position is at the left of the pr ogress bar .
Screen Saver panel The screen saver activates when ther e is inactivity . Settings include: Show Screen Saver: — The length of inactivity time (no stream decode, no commands received, and no user input) befor e the screen saver starts.
Advanced Configuration Page The Advanced Configuration page provides options that ar e not frequently changed. The page is is always available, but options are dimmed depending on the curr ent user privileges. It provides initial setup and administrator level configuration.
• MAC Address: — The MAC address of the connected SMD101. The addr ess is also available on the rear panel label. • Reset to Default: — Resets all network configuration to default. • Save — Saves manual network configuration changes. • Cancel — Discards manual network configuration changes.
Serial RS-232 Settings panel This panel provides basic serial port configuration that includes: • Mode: — Configures the port to r eceive SIS commands from an external host controller , or to pass communication between the "serial pass-through" network port and the serial port.
Firmware panel • Current Firmware Version: — Displays the active firmware version. Compar e the version with the online version on the SMD101 product page at the Extr on website, to determine if you are running the most curr ent firmware. • Select a firmware file to upload: — This field displays the location of the update firmware file.
The files are saved to the host computer downloads folder and also saved to the SMD101 local memory nortxe-backup folder . Figure 35. Configuration Files NOTES: • Using Firefox or Chrome, the config files ar e automatically named box.cfg and ip.
Exec/Power Mode The Executive and Power Mode page allows configuration of device control and power settings. Figure 36. Exec/Power Mode Page Control Options Panel • IR receiver: — The front panel IR r eceiver or rear panel IR receiver input can be enabled or both can be disabled.
Date and Time The Date and Time page allows automatic sync of the date and time from the connected control device, or pr ovides manual setting of the date and time, timezone, and daylight saving mode.
When an admin password and user passwor d are both set, logging in with the user ID and password limits access. Full player contr ol is allowed, but configuration options are limited including: Player Page: • Create a new playlist, but cannot modify or delete an existing playlist.
T o set, change, or clear a user password you must be logged on as an admin. 1. Click Clear to clear a previous passwor d, then type a password in the User Password: field. If this is the first time a password is set, type the passwor d in the User Password: field.
SNMP The Simple Network Management Protocol (SNMP) page facilitates the exchange of basic network management information to provide monitoring, contr ol, and to collect error information. Figure 40. SNMP Page SNMP panel • Enable SNMP — SNMP is disabled by default.
Device Information Page Displays both device (factory) and user defined information. Figure 41. Device Information Page Factory Defined Information panel Displays read-only technical information about the SMD101 including: • Model Number — The model number of the device.
User Defined Information Panel Displays information input by the user including: • Device Name — A unique name to identify the device on the network. • Device Location — (optional) The location of the device. NOTE: The device name and location must begin with an alpha character .
• Dropped Packets: — T otal dropped packets for the current sour ce since playback of the stream started. • Dropped %: — T otal percentage of dropped packets for the curr ent source since playback of the stream started. • Jitter: — For transport streams, audio and video str eams are combined for this value.
Br owser Idle T o conserve the host computer resources, after 60 minutes, the br owser accessing the SMD101 web interface stops requesting status and video confidence updates. An idle dialog box opens (see below). This feature does not idle or af fect SMD101 operation.
Advanced Player Configuration The SMD101 can play video on demand, video from a network shar e, and video from its own local memory . The following section includes SMD101 configuration for play.
Download and install the FileZilla program. After installation, run the program. 1. From the toolbar select File>Site Manager. The Site Manager dialog opens.
Filezilla defaults to the root of the SMD101 local memory (on the right in figur e 45) and shows all files and folders currently in memory . Users can create folders only in the top level (root) of the SMD101 file system. In figure 45, a file is uploaded fr om the PC to the SMD101 Clips folder .
Play Video on Demand The SMD101 can play video on demand from network shar es and local storage supporting the following file types: Video: mp4 , ts , m2t , m2ts , mov* , 264 , m4v , flv* , and sdp. NOTE: *Supports files that use H.264 encoding and AAC audio only .
6. Enter a name for the shared file to ease identification in the br owser . NOTE: The local name for the shared folder (in this example, MediaShare ) is optional. If the user does not define a name, it defaults to the server folder name. 7. Click Reconnect at power up: if you want the connection to persist.
SME100 Str eam Discovery For SME100 stream discovery in the SMD101 str eam browser window (see Browser Panel - Streams on page19), the SME100 must have both Str eam Control and SAP Control enabled. Figur e 49 shows the SME100 settings.
Connecting to Str eams W ithout SAP Announcements For a source that is not configur ed for SAP announcements (such as IP cameras), the RTSP (pull) stream URI is enter ed directly in the Source field of the SMD101 player controls. The URI prefix ( udp in the example below) corr esponds to the streaming method.
Use the templates below to connect the SMD101 player to SME100 encoder streams. Substitute the SME100 IP address for <SME100_IP> . PULL Streaming: URL RTSP Unicast RTSP:// < SME100_IP > /extron RTSP Multicast R TSP:// < SME100_IP > /extr on or HTTP:// < SME100_IP > /web/multicast.
The optional handheld IR remote contr ol provides selection of pre-defined str eams and files, and direct contr ol over playback. Features include standard transport contr ols for play , pause, and stop. Up to 99 pre-configur ed channels can be directly accessed using the digit buttons.
Remote Communication and Contr ol This section describes SIS programming and contr ol of the SMD101, including: • Connection Options • LAN (Ethernet) Port • Host-to-device Communications • .
Front Panel Configuration Port The mini type B USB port is located on the front panel (see Fr ont Panel Features on page8). It connects to a host computer for configuration using SIScommands with DataViewer .
4. Select Install the software automatically (Recommended) . NOTE: Y ou do not need to insert an installation disc. 5. Click Next . The PC locates the driver and installs it. 6. When the Completed dialog opens, click Finish to close the wizard. NOTE: The wizard opens only on the first occasion you connect the SMD101 to a USB port.
T o Establish a Network Connection to the SMD101: 1. Open a TCP socket to port 23 using the player IP address. NOTE: If the local system administrators have not changed the value, the factory-specified default, 192.168.254.254, is the correct value for this field.
Host-to-device Communications The commands listed in the following tables perform the same functions, but are encoded differ ently to accommodate the requirements of each port (T elnet or browser). SMD101-initiated Messages The SMD101 initiates messages under specific conditions.
The Command and Response tables list valid ASCII (for T elnet or RS-232) command codes, the corresponding URL (uniform r esource locator) encoded (for Web br owsers) command codes, the SMD101 responses to the host, and a description of the command function or the results of executing the command.
Simple Control Port Commands - T elnet and W eb-browser Accessible Upper and lower case text can be used interchangeably except wher e noted. Port 23 is default for T elnet. Port 80 is default for web browsers. They both can be mapped to differ ent ports.
Symbol definitions ] = CR/LF (carriage return/line feed) } or ¦ = Carriage return (no line feed, hex 0 D) • = Space * = Asterisk character (which is a command character , not a variable) E or W = E.
0 = Off (default) 1 = Crop (not curr ently supported) 2 = Alternating pixels 3 = Alternating lines 4 = Crosshatch (grid) 5 = 4x4 crosshatch (grid) 6 = Color bars 7 = Grayscale 8 = Ramp 9 = White field X52* = Onscreen display timeout: 0 to 501 seconds.
X59@ = Player state 0 =stop, 1 =play , 2 =pause X59# = Playback speed ( 1 =normal speed) X59$ = Timecode value HH:MM:SS.DD format DD is decimal seconds up to nine digits. X59^ = File path X59& = Channel preset number ( 1‑99 . Returns ‑1 if current sour ce is not a channel preset.
Command and Response T ables Basic SIS Commands Command ASCII command (host to device) URL Encoded (web) Response (device to host) Information requests Firmware version Q/q *Q X1!] Firmware and build .
Command and Response T able for Basic SIS Commands (continued) NOTES: X# = Greenwich Mean Time offset GMT offset value (– 12: 00 to 14: 00 ) representing hours and minutes (HH:MM) local time is offset from GMT time X% = On/Off status 0 =off/disable 1=on/enable X1@ = Unit name Alpha-numeric up to 24 characters.
Command ASCII Command (host to unit) Response (unit to host) Additional Description Port Assignment NOTES: • Duplicate port# assignments are not permitted (for example, the telnet and web port assignment cannot be the same) and will return the E13 error .
Command ASCII Command (host to unit) Response (unit to host) Additional Description Direct access port Set direct access port map E [ port# ] MD } Pmd [ port# ] ] Set serial pass-through port number . Reset direct access port map E 2001MD } Pmd 2001 ] Reset serial pass-through port.
Command ASCII Command (host to unit) Response (unit to host) Additional Description IP Setup Commands Set unit name E X1@ CN } Ipn • X1@ ] Set the name of the unit. Set unit name to factory default E • CN } Ipn • X1@ ] Sets the name of the unit to the factory default.
Command ASCII Command (host to unit) Response (unit to host) Additional Description Set DNS server IP address E X1$ DI } Ipd • X1$ ] Set the DNS server IP address.
Command ASCII Command (host to unit) Response (unit to host) Additional Description SNMP (Simple Network Management Protocol) SNMP unit contact Set unit contact E C X60% SNMP } Snmp C* X60%] Sets the unit contact to X60% . Set unit contact to default E C • SNMP } Snmp C* Not • Specified ] Sets the unit contact to the default setting.
Player SIS Commands Command ASCII command (host to device) Response (device to host) Additional description Password and Security Settings Set administrator password E X3# CA } Ipa • X3#] X3# = Up to 12 alpha-numeric characters.
Command and Response T able for Player SIS Commands (continued) Command ASCII Command (host to unit) Response (unit to host) Additional Description Input Configuration Input video aspect ratio (changes take effect after the next playback start) Set to zoom (fit) E X50! *0ASPR } Aspr X50! *00 ] Sets input X50! to zoom.
Command ASCII Command (host to unit) Response (unit to host) Additional Description Playback Start playback E S X59! * X59# PLYR } PlyrS X59! * X59# ] Play channel X59! at speed X59# . Pause playback E E X59! PLYR } PlyrE X59! * X59# ] Pause channel X59! .
Command ASCII Command (host to unit) Response (unit to host) Additional Description User Presets View all presets E GTVPR } [{...},...] Get all presets and channel list. Save URI to preset E U X59& * X59* TVPR } TvprU X59& * X59(] Set channel in URL.
Command and Response T able for Player SIS Commands (continued) Command ASCII Command (host to unit) Response (unit to host) Additional Description History Get history , all E GHIST } [{"id":nnn,"date":"YYYY‑MM‑DDTHH:MM:SS", "uri":"filename"},.
Command ASCII Command (host to unit) Response (unit to host) Additional Description OSD Set OSD window timeout E D X58* * X52* WNDW } WndwD X58* * X52*] Set OSD info or panel bar X58* timeout to X52* .
Command ASCII Command (host to unit) Response (unit to host) Additional Description Outputs Video Set video output format E X3^ VTPO } Vtpo X3^] View video output format E VTPO } X3^] View output rate.
Refer ence Information This section provides information about: • Parts and Accessories • Mounting the SMD101 • SMD101 Reset Summary • Optimum Network Share Performance • Configuring W.
Rack Mounting For optional rack mounting, do not install the rubber feet. Mount the SMD101 on a 19inch universal or basic rack shelf. Follow the instructions included with the rack mount kit to install the SMD101.
SMD101 Reset Summary The SMD101 can be reset to default states using the r ear panel reset button, the ResetDevice page of the user interface, and SIS commands. Each reset af fects different configurations and local files, resetting some to factory condition and r etaining others.
The web-based user interface explains what is retained by each r eset. The following table outlines configuration settings and files affected by the SIS command and r ear panel resets. In general, configuration settings and files can be: • Retained (not affected by the r eset).
Optimum Network Shar e Performance For optimum performance, the PC used for network file sharing should be a dedicated server . In smaller systems using a desktop PC, the computer must be configured for the task.
Configuring W indows 7 for Network File Sharing The SMD101 can access shared folders and files of devices on the same network running various operating systems. PCs running Windows7 must specifically share the folder to make it available to the SMD101.
4. Check the Share this Folder box in the upper left, then click Permissions . 5. The Permissions for Media dialog box opens. In the Group or user names: panel, select Everyone . 5 5 6 6 7 7 6. In the Permissions for Everyone panel, under the Allow column, check the Read box, then click Apply .
8. In the Media Properties dialog, select the Security tab. 8 8 9 9 9. In the middle of the dialog, click Edit (see above). The Permissions for Media dialog box opens.
11. In the Enter the object names to select (examples): field, enter Everyone , then click Check Names . Everyone is underlined. £ £ ¤ ¤ 12. Click OK .
This completes the folder sharing permissions. Close all open dialog boxes. Next the sharing properties must be configur ed. 1. In the control panel, click Network and Internet . 2. Click Network and Sharing Center . 3. Click Change advanced sharing settings on the left side of the dialog.
5. On the expanded Home or W ork panel make the following selections: • Network Discovery = On • File and Printer Sharing = On • Public Folder Sharing = On • File Sharing Connections = Enable File Sharing for Devices that use 40- or 56- bit encryption.
Copying Config Files Using Internet Explor er Internet Explorer does not automatically save the SMD101 config files to the host computer (see Configuration panel on page37), but attempts to open them instead. The box.cfg and ip.cfg files must be saved using a text file copy .
Extron USB Device Ö Ö Ý Ý 4 4 Õ Õ Ü Ü 4 4 DataViewer DataViewer is an enhanced terminal emulation program that facilitates analysis of RS-232, USB, and TCP/IP communication with Extron devices. The softwar e allows users to send commands to a device and view the responses in ASCII or hexadecimal format.
Glossary Advanced Audio Coding (AAC) — A standardized compr ession and encoding scheme for lossy (low quality) digital audio. Higher bit rates provide higher quality . Part of the MPEG-2 and MPEG-4 specifications. The SMD101 supports AAC-LC (MPEG-2 part 7, MPEG-4 part3, sub-part4 and part 14, MP4 audio).
Elementary Stream — Raw H.264 video or raw AAC audio, not wrapped by additional headers. Encoder — A hardwar e device or software program used to compr ess (encode) or change a signal from one format to another or convert an analog signal into a digital data str eam.
Internet Group Management Protocol (IGMP) — A TCP/IP communications pr otocol used by hosts and adjacent routers on a network to establish multicast gr oup memberships. When the SMD101 is connected to a streaming media server , the IGMP multicast protocol is used to pull RTSP streams.
Network Address T ranslation (NA T) — A network protocol that allows multiple devices to have their own, individual, private addresses, but they shar e one public IP address (IPv4) for connection to the internet or other networks. Network Time Protocol (NTP) — A pr otocol used for synchronizing the clocks of computer systems over networks.
Static IP address — An IP addr ess specifically (instead of dynamically [see "DHCP"]) assigned to a device or system in a network configuration. This type of address r equires manual configuration of the network device or system and can only be changed manually or by enabling DHCP .
Contact Information Extron Headquarters +1.800.633.9876 (Inside USA/Canada Only) Extron USA - W est Extron USA - East +1.714.491.1500 +1.919.850.1000 +1.714.491.1517 F AX +1.919.850.1001 F AX Extron Europe +800.3987.6673 (Inside Europe Only) +31.33.453.
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 Extron electronic SMD 101 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 Extron electronic SMD 101 - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso Extron electronic SMD 101 imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul Extron electronic SMD 101 ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il Extron electronic SMD 101, 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 Extron electronic SMD 101.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il Extron electronic SMD 101. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo Extron electronic SMD 101 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.
