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SpectraLink 8000 Telephony Gateway Administration Guide Utilizing SpectraLink Radio Protocol (SRP) July 2008 Edition 1725-36028-001 Version T.
SpectraLink 8000 Tel ep hony Gateway Administrati on Guide Trademark Information Polycom® and the logo designs SpectraLink® LinkPlus Link NetLink SVP Are trademarks and registered trademarks of Polycom , Inc. in the U nited States of America and various countrie s.
About This Guide This document explains how to in stall, configure, administer, and troubleshoot the SpectraLink 8000 Telephony Gateway. Polycom Model Numbers This document covers the following regist.
SpectraLink 8000 Tel ep hony Gateway Administrati on Guide Deploying Enterprise-Grade Wi-Fi Telephony Available at http://www.polycom.com/common/documents/products /voice/m obile/bestpractices_SLNK_032708.pdf Best Practices Guide for Deploying SpectraLink 8020/8030 Wireless Telephones Available at http://www.
Contents 0 About This Guide ..................................................................... 3 Polycom Model Numbers ..................................................................3 Referenced Documents ........................................
SpectraLink 8000 Tel ep hony Gateway Administrati on Guide Install Telephone Demarc Blocks ...................................................25 Assign and Program Telephone Ports ...........................................25 Connect Telephone Lines to Demarc Blocks .
Contents 9 Main Menu ............................................................................. 53 10 Network Configuration .......................................................... 55 11 Set or Change Password ....................................
SpectraLink 8000 Tel ep hony Gateway Administrati on Guide 19 Troubleshooting via the System Status Menu ..................... 91 Access Point Status ...........................................................................93 Error Status ..........
1 SpectraLink Overview The SpectraLink 8000 Telephony Gateway provides telephone functionality to SpectraLink Wirele ss Telephones over a wireless local area network (LAN). The installation process connects the Gateway to an existing host telephone system a nd LAN.
SpectraLink 8000 Tel ep hony Gateway Administrati on Guide Up to forty SpectraLink 8000 Telephony Gateways may be connected to the LAN for a maximum capacity of 640 SpectraLink Wireless Telephones.
SpectraLi nk Overvie w System Speed SpectraLink Wireless Telephones can operate up to 54 Mb/s in 802.11a and 802. 11g modes, and up to 11 Mb/s in 802.11b an d b/g- mixed modes.
SpectraLink 8000 Tel ep hony Gateway Administrati on Guide 8000 Telephony Gateway that works with teleph one systems (CO, PBX, or Key Systems) with analog (loop start) ports. Access points Access points (APs) are supplied by third party vendors, APs provide the connection between the wired Ethernet LAN and the wireless (802.
SpectraLi nk Overvie w SpectraLink 8000 SVP Server The SpectraLink 8000 SVP Server manages call volume and speed. It is required in any system when five or more SpectraLink 8000 Telephony Gateways are connected to the LAN.
SpectraLink 8000 Tel ep hony Gateway Administrati on Guide System Diagram 1725-36028-001_T.doc optional SpectraLink 8000 Telephony Gateway SpectraLink 8000 Telephony Gateway SpectraLink 8000 Telephony.
SpectraLi nk Overvie w The Front Panel of the SpectraLink 8000 Telephony Gateway The SpectraLink 8000 Telephony Gateway's front panel contains the connections to other SpectraLink 8000 Telephony Gateways, t he telephone system and LAN, as well as status LEDs.
SpectraLink 8000 Tel ep hony Gateway Administrati on Guide 4 : Timing Master 5 : Lit if this gateway is the master gateway, used for timing only 8 = Conn A, Conn B : RJ-21 connector to the telephone cross-connect demarc block.
2 Installation and Configuration Steps Installation and configuration has several phases. In som e cases, a separate person is responsible for each phase. It i s important to coordinate the activities am ong the persons involved. The customer or vendor installs the APs per the Configuration Guide for the AP being used.
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3 Site Preparation As shown in the system diagram in the previous section, the SpectraLink 8000 Telephony Gateway is connected to both t he Ethernet switch and the wired telephone system; the SpectraLink 8000 SVP Server is connected to the Ethernet switch only.
SpectraLink 8000 Tel ep hony Gateway Administrati on Guide wall. Four #8 x 3/4” panhead wood screws (or similar device) are required for each component. • 10BaseT Cables : RJ-45 connector at each SpectraLink 8000 Telephony Gateway. Connection to Ethernet switch.
Site Preparati on LAN Requirements Network infrastructure The SpectraLink 8000 Telephony Gateway connects to your local area network (LAN). To provide adequate bandwidth and limit collisions, an Ethernet switch is required.
SpectraLink 8000 Tel ep hony Gateway Administrati on Guide IP multicast addresses are used by the SpectraLink i640 and 8030 Wireless Telephone. This requires that multicasting be enabled on the subnet used for the SpectraLink Wireless Telephones, SVP Server, and Telephony Gateways.
4 Telephone Interface Configuration The customer or the customer's wire contractor is responsible for adhering to all local codes for wiring . Prepare Demarcation (Demarc) Blocks The SpectraLink 8000 Telephony Gateway is connected to the existing telephone system using RJ-21 connections.
SpectraLink 8000 Tel ep hony Gateway Administrati on Guide your site will use administration by modem, this connection should be included in the wiring installation.
Telephone I nterface Confi guration Install Telephone Demarc Blocks The demarcation blocks used to connect the telephone system to the Telephony Gateway should be inst alled on 3/4” telephone facility backboard. Although this manual uses 66-blocks as examples, any standard cross-connect blocks are acceptable.
SpectraLink 8000 Tel ep hony Gateway Administrati on Guide Two-wire analog or digital demarc block The demarc block for the two-wire analog or digital interface should be wired as follows.
Telephone I nterface Confi guration Four-wire digital demarc block (Connector A) The four-wire digital interface requ ires two demarc blocks, one to Connector A and one to Connector B on the SpectraLink 8000 Telephony Gateway. They should be wired as follows.
SpectraLink 8000 Tel ep hony Gateway Administrati on Guide Four-wire digital demarc block (Connector B) Line 1 RX tip ring Line 2 RX tip ring Line 3 RX tip ring Line 4 RX tip ring Line 5 RX tip ring L.
5 Pre-Installation Verification Verify Pre-Installation Requirements Check the site to be sure pre-installation work has been completed correctly. This includes: • Location chosen for the SpectraLink 8000 Telephony Gateway is adequate and power is available.
SpectraLink 8000 Tel ep hony Gateway Administrati on Guide • Screws : Four, 3/4”, #8 panhead screws for each SpectraLink 8000 Telephony Gateway to be wall mounted. • Star Washers : When installing multiple SpectraLink 8000 Telephony Gateways, two per SpectraLink 8000 Telephony Gateway, to provide static protection.
6 Install SpectraLink 8000 Telephony Gateway Mount to Rack or Wall The SpectraLink 8000 Telephony Gateways can be wall mounted either horizontally or vertically. Gateways may also be rack mounted in a standard 19-inch rack. A Rack Mount Kit must be purchased separately for a rack mount installation.
SpectraLink 8000 Tel ep hony Gateway Administrati on Guide Mount the SpectraLink 8000 Telephony Gateway to rack The Rack Mount Kit is designed for mounting equipment in a standard 19-inch rack and should contain the following equipment: • Mounting plates: Two for each Gateway to be mounted.
Install SpectraLink 8000 Tel ephony Gate way All system units must be grounded to a protective earth by means of the grounding stud located on the re ar panel. Refer to the illustration below for recommended continuity connection. No more than 15 units may be grounded through one connection to the protective earth ground.
SpectraLink 8000 Tel ep hony Gateway Administrati on Guide Installing Multiple SpectraLink 8000 Telephony Gateways If installing more than one Spectr aLink 8000 Telephony Gateway, the ESD bonding strap(s) must be installed between adjacent Gateways. Mount Gateway 1.
Install SpectraLink 8000 Tel ephony Gate way Install IPC cables To connect IPC cables on four or fewer SpectraLink 8000 Telephony Gateways (without a SpectraLink 8000 SVP Server): 1. Mount the SpectraLink 8000 Telephony Gateways. 2. Connect the IPC cable from the IPC OUT Port of the first unit to the IPC IN Port of the adjacent unit.
SpectraLink 8000 Tel ep hony Gateway Administrati on Guide When installing a system with four or fewer SpectraLink 8000 Telephony Gateways and a SpectraLink 8000 SVP Server, no IPC cables are required. For this configu ration, follow the directions for connecting five or more SpectraLink 8000 Telephony Gateways.
Install SpectraLink 8000 Tel ephony Gate way Use only the provided Class II AC Adapter with output 24V DC, 1A. For proper operation, all SpectraLink 8000 Telephony Gateways must be powered on and off at the same time.
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7 SpectraLink 8000 Telephony Gateway Administration Overview The SpectraLink 8000 Telephony Gate way(s) and wireless telephones are administered and maintained thro ugh a series of menu options for each SpectraLink 8000 Telephon y Gateway in the system.
SpectraLink 8000 Tel ep hony Gateway Administrati on Guide Administration Console. They ar e administered independentl y as covered in the Configuration Guide for the specific type of AP in use.
SpectraLink 8000 Tel ephony Gateway Admi nistrati on Overvi ew SpectraLink 8000 Telephony Gateway Configuration Sequence This section covers the steps that must be taken to configure the SpectraLink 8000 Telephony Gateway for operation. The usual course of setup procedures will follow these general steps in the following order: 1.
SpectraLink 8000 Tel ep hony Gateway Administrati on Guide to highlight Reset All Systems and pr ess Enter. Respond with a Y to the reset prompt. 7. For each Gateway, assign handsets to telephone lines controlled by each SpectraLink 8000 Telephony Gateway per Chapter 13 , Telephone Line Configuration.
SpectraLink 8000 Tel ephony Gateway Admi nistrati on Overvi ew Navigating through the Administration Console Screens Use the following keys to move around the Administration Console screens.
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8 Connecting to the SpectraLink 8000 Telephony Gateway For the initial configuration of each SpectraLink 8000 Telephony Gateway, you should have the Wireless Device Planning Worksheet(s) that was filled out during the installation of the system. There should be one for each SpectraLink 8000 Telephony Gateway.
SpectraLink 8000 Tel ep hony Gateway Administrati on Guide 2. Run a terminal emulation progra m (such as HyperTerminal™) or use a VT-100 terminal with the following configuration: Bits per second: 9600 Data bits: 8 Parity: None Stop bits: 1 Flow control: None 3.
Connecting to the Spectr aLink 8000 Telephony Gate way If using a serial connection, only the SpectraLink 8000 Telephony Gateway that is connected via the serial cable is shown. 1. From the NetLink 8000 System menu, navigate to the Network Configuration screen and set the IP address.
SpectraLink 8000 Tel ep hony Gateway Administrati on Guide Configuration screen. Use the arrow keys to highlight Reset All Systems and press Enter. Respond with a Y to t he reset prompt.
Connecting to the Spectr aLink 8000 Telephony Gate way Connecting via Telnet In addition to the serial connection described in the previous section, connection to the SpectraLink 8000 Telephony Gateway may be done via the network using Telnet.
SpectraLink 8000 Tel ep hony Gateway Administrati on Guide The following settings use the US Robotics ® Sportster ® modem. Othe r modem models may be used, but the particular model’s settings will have to be adapted to conform to those listed in the following table.
Connecting to the Spectr aLink 8000 Telephony Gate way Connect the modem Unplug the modem from the PC’s serial port and plug it into the SpectraLink 8000 Telephony Gateway. Connecting via Internal Modem An internal 2400-baud modem is built into the SpectraLink 8000 Telephony Gateway.
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9 Main Menu The NetLink 8000 System menu provides a list of options for the maintenance of the SpectraLink 8000 Telephony Gateway and the handsets it supports. Menu Option Function System Status Provides status of SpectraLink 8000 Tel ephony Gateway and its communications lin ks.
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10 Network Configuration IP address and additional LAN se ttings are set and changed in the Network Configuration screen, available from the NetLink Wireless Telephone System menu. Scroll to remaining options: The options listed below with the arrow bullet ¾ are minimal settings required for SpectraLink 8000 Telephony Gateway functioning.
SpectraLink 8000 Tel ep hony Gateway Administrati on Guide settings until you have studied this section and are familiar with the consequences any change will produce.
Network Configurati on correct setting from the DHCP server . The DHCP setting is only valid when the IP address is also acquired using DHCP. WINS servers : These setting are used for Windows Internet Name Services. Consult your system administrator for the correct settings.
SpectraLink 8000 Tel ep hony Gateway Administrati on Guide Press Esc to return to the SpectraLink 8000 System menu. Note that resetting the SpectraLink 8000 Telephony Gateway(s) will terminate any calls in progress on the SpectraLink 8000 Telephony Gateway(s) being reset.
11 Set or Change Password Passwords may be set uniquely for each SpectraLink 8000 Telephony Gateway. If this is done, each must be administered independently and the Send All command will not work. If Send All is to be utilized in your system, all passwords must be identical.
SpectraLink 8000 Tel ep hony Gateway Administrati on Guide If you forget a password, call Polycom Customer Service for assistance. In order for Send All to function across all SpectraLink 8000 Telephony Gateways, all passwords must be identical.
12 SpectraLink 8000 Telephony Gateway Configuration Select Gateway Confi guration from the NetLink Wireless Telephone System menu. Scroll to remaining option: The options listed below with the arrow bullet ¾ are minimal settings required for SpectraLink 8000 Telephony Gateway functioning.
SpectraLink 8000 Tel ep hony Gateway Administrati on Guide Where available, S=Send All may be used to send identical configuration settings to every other SpectraLink 8000 Telephony Gateway in the system. ¾ Telephone Switch Typ e : Press Enter to change this field.
SpectraLink 8000 Tel ep hony Gateway Configuration Telephony Gateway. Software updates received from Polycom must be placed in this location. See section 18, Software Maintenance, for more information. When the handse t is turned on, it checks t his source for confirmation that it is running the correct software version.
SpectraLink 8000 Tel ep hony Gateway Administrati on Guide The SpectraLink 8000 Telephony Gateway monitors the condition of any SpectraLink 8000 SVP Server(s) on the system. In a single SpectraLink 8000 SVP Server system, when the SVP Server goes into Maintenance Lock, the Telephony Gateway will also lock and set an alarm.
SpectraLink 8000 Tel ep hony Gateway Configuration Reset the SpectraLink 8000 Telephony Gateway Note that resetting the SpectraLink 8000 Telephony Gateway(s) will terminate any calls in progress on the SpectraLink 8000 Telephony Gateway(s) being reset.
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13 Telephone Line Configuration Telephone line configuration is perf ormed after the initial SpectraLink 8000 Telephony Gateway installation is complete and the Gateway is configured. The configuration proced ure associates a handset with its telephone port in the Spectr aLink 8000 Telephony Gatewa y.
SpectraLink 8000 Tel ep hony Gateway Administrati on Guide 1. Navigate to the NetLink Wireless Telephone System menu for the SpectraLink 8000 Telephony Gateway that serves the port to be configured. Select Telephone Line Configuration . 2. Enter the following information fo r each assigned line.
Telephone Li ne Configuration A handset may be associated with one and only one telephone line. The same MAC address may not be assigned to two or more telephone lines. Deleting a Handset To delete a handset from the SpectraLink 8000 Telephony Gateway configuration: 1.
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14 Features Programming Menu Two basic types of wired telephone systems exist—analog and digital. Both types offer special features such as hold, transfer, conference, camp on, and speed dial. In both types of systems, these feat ures are activated in a telephone by pressing a series of keys or a single programmed button on a deskset.
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15 Feature Programming (no Softkeys) If your system is utilizing any Sp ectraLink Wireless Telephones that do not have softkeys (PT800 series or earlier), Feature Progra mming is used to allow these handsets to access system features.
SpectraLink 8000 Tel ep hony Gateway Administrati on Guide Navigate to the NetLink Wireless Telephone System menu for the SpectraLink 8000 Telephony Gateway and select Feature Programming .
Features Programming ( no Softkeys) you change them, be sure to enter the corresponding changes in the Menu Programming screen in the next section. Function Key Feature Key Sequence FCN+1 Mute MUTE FC.
SpectraLink 8000 Tel ep hony Gateway Administrati on Guide Programming the ADMIN Feature The ADMIN option allows the system administrator to add and delete handsets via another handset, rather than via th e SpectraLink 8000 Telephony Gateway. Any function key sequence may be programmed to ADMIN by typing ADMIN next to the desired key.
16 Menu Programming (no softkeys) If your system is utilizing any Sp ectraLink Wireless Telephones that do not have softkeys (PTB800 series or earlier), Menu Progr amming is used to enable these handsets to display a list of system features that have been programmed for end user access.
SpectraLink 8000 Tel ep hony Gateway Administrati on Guide • For analog interfaces, the features defined for the custom menus should match the features programmed in the Feature Programming screen. For example, if you have defined FCN 2 on Feature Programming as Xfer , then you should also define FCN 2 on Menu Programming as Xfer .
Features Programming ( no Softkeys) 4. Repeat for each menu as needed. PN: 1725-36028-001_T.doc 79.
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17 Softkey and Shortcut Key Programming The softkeys on the SpectraLink e340/h340/i640 and 8020/8030 Wireless Telephones enable quick access to system features. The softkey programming screen estab lishes the correspondence between the PBX features, the softkeys, and the shortcut keys.
SpectraLink 8000 Tel ep hony Gateway Administrati on Guide Sample screen: Scroll to remaining options: The Action column indicates that the handset will perform the corresponding function of the emulat ed desk set. Action field entries are described in the table on the next page.
Softkey and Short cut Key Programming Speakerphone softkey programming (SpectraLink 8020/8030 only) The SpectraLink 8020/8030 Wireless Telephones have an int ernal speakerphone which is activated through a softkey.
SpectraLink 8000 Tel ep hony Gateway Administrati on Guide Use this table to develop your own programming correspondence: Level Softkey Shortcut Menu Label Softkey Label Action 0 A B C D 1 A B C D 2 A B C D 3 A B C D 84 PN: 1725-36028-001_T.
Software Maintenance The SpectraLink 8000 Telephony Gateways and the wireless telephones use proprietary software programs written and maintained by Polycom Corporation. The software versions that are running on the system components can be displayed via the System Status screen.
SpectraLink 8000 Tel ep hony Gateway Administrati on Guide SpectraLink 8020/8030 Wireless Telephones Automatic from SpectraLink 8000 Telephony Gatewa y or TFTP Server*** *** as set in the Gateway Configuration screen, WT TFTP Do wnload Master, IP address.
Software Maintenance When using FTP, use a host system to connect t o a remote system. In this example, the host is the clie nt and the server is the Telephony Gateway. The “put” command means to copy t he files from the host to the remote system.
SpectraLink 8000 Tel ep hony Gateway Administrati on Guide Updating Wireless Telephone Software SpectraLink handsets allow over-the-a ir transfer of software updates from the SpectraLink 8000 Telephony Gateway or designated TFTP server to the handsets.
Software Maintenance Download failure or recovery messages The following display messages indicate a failure or recovery situation during the download process. Message Description Server Busy Handset is attempting to download from a Downlo ad Master that is busy downloading oth er phones and refusing additional do wnlo ads.
SpectraLink 8000 Tel ep hony Gateway Administrati on Guide 3. At the FTP prompt, type binary. A confirm message will display. 4. Use Get to backup the files and Put to restore files. Backup: At the FTP prompt, use the get command to transfer the required files from the SpectraLink 8000 Telephony Gateway to the server: get config.
19 Troubleshooting via the System Status Menu Troubleshooting requires full inform ation about the components of the SpectraLink 8000 System and the larger syste m, which includes both the host telephone system and the LAN.
SpectraLink 8000 Tel ep hony Gateway Administrati on Guide Access Point Status : Sho ws information about the APs that have been utilized by the handsets. Error Status : Displays alarm and error message information. Network Status : Displays information about the Ethernet network to which the SpectraLink 8000 Telephony Gateway is connected.
Troubleshooti ng vi a the System Status Menu Access Point Status During a call, handsets send information about their APs to the SpectraLink 8000 Telephony Gateway. The SpectraLink 8000 Telephony Gateway maintains info rmation on the last 16 A Ps on which it has received reports and displays this information on the Access Point Status screen.
SpectraLink 8000 Tel ep hony Gateway Administrati on Guide Last Heard and System Uptime indicates that the AP has not been used recently which might indicate that there has been a break in communications. System Uptime : Is the time elapsed since the Sp ectraLink 8000 Telephony Gateway was last reset or power cycled.
Troubleshooti ng vi a the System Status Menu The tables on the following pages display the list of alarm ty pes, display messages, and description of the error. Alarm Message Error Descri ption Action Config GW software version difference Conflicting software versions on two SpectraLink 8000 Telephony Gateways Upgrade the down rev.
SpectraLink 8000 Tel ep hony Gateway Administrati on Guide Alarm Message Error Description Action DAA PBX table unavailable Bad software load on SpectraLink 8000 Telephony Gateway Call Polycom Customer Service.
Troubleshooti ng vi a the System Status Menu Alarm Message Error Description Action Line Sync Line [XX] out of sync (where XX is 1-16) The line from the host telephone system is not communicating with the SpectraLink 8000 Telephony Gateway. Check cabling from telephone system to SpectraLink 8000 Telephony Gateway.
SpectraLink 8000 Tel ep hony Gateway Administrati on Guide Alarm Message Error Description Action Note: Radio alarms usually indicate internal softwar e errors. Usually there will be no external indication of a problem. Radio Invalid Free Level Internal software error Call Polycom Customer Service.
Troubleshooti ng vi a the System Status Menu Network Status The SpectraLink 8000 Telephony Gateway is connected to the Ethernet network, referred to as the LAN or Local Area Network. The information about that connection is provided through the Network Status screen.
SpectraLink 8000 Tel ep hony Gateway Administrati on Guide The rest of the display is a table of Ethernet statistics. The Pkt s and UserPkts columns list the count of Ethernet packets received or transmitted. The Bytes column is the count of bytes received or transmitted during the amount of time indicated by Stats Time .
Troubleshooti ng vi a the System Status Menu Missed Slots : Occurs when the SpectraLink 8000 Telephony Gateway does not have sufficient time to pr ocess audio. This number should always be 0 or 1. Buffer Overflow : Number of times Ethernet controller received more packets than it had buffers to stor e them.
SpectraLink 8000 Tel ep hony Gateway Administrati on Guide Name : Person or name associated with the line for identification purposes. Extension : Extension number associated wi th the line for identification purposes. Status : Status of the lines from the host telephone system (PBX) to the SpectraLink 8000 Telephony Gateway.
Troubleshooti ng vi a the System Status Menu WT MAC : The MAC address of the handset. Current AP : The MAC address of the AP the handset is using or last used. If the handset is not checked in, the Spectr aLink 8000 Telephony Gateway will display ‘none’.
SpectraLink 8000 Tel ep hony Gateway Administrati on Guide 104 PN: 1725-36028-001_T.doc Software Version Num Calls : The number of currently acti ve calls on the SpectraLink 8000 Telephony Gateway. Max Simul Calls : The ma ximum number of simultaneous active calls on the SpectraLink 8000 Telephony Gateway.
Wireless Device Planning Worksheet Copy and complete this worksheet to track parameters for each SpectraLink 8000 Telephony Gateway. SpectraLink 8000 Telephony Gatewa y Host name: _______________ ____.
106 PN: 1725-36028-001_T.doc aLink 8000 Telephony Gateway A dministrati on Guide 14 15 16 Spectr.
Safety Notices Important Safety Information Follow these general precaution s while installing telephone equipment: • Never install telephone wiring during a lightning storm. • Never install telephone jacks in wet locations unless the jack is specifically designed for wet locations.
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Index A Access point Configuration ................................................... 39 Description ........................................................ 12 Status .................................................................87 Administration Console Navigation .
SpectraLink 8000 Tel ep hony Gateway Administrati on Guide Description ........................................................ 10 T Telephone Line Status .......................................... 95 Telephone Lines, configur ation of ...............
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Si vous n'avez pas encore acheté Polycom 1725-36028-001 c'est un bon moment pour vous familiariser avec les données de base sur le produit. Consulter d'abord les pages initiales du manuel d'utilisation, que vous trouverez ci-dessus. Vous devriez y trouver les données techniques les plus importants du Polycom 1725-36028-001 - de cette manière, vous pouvez vérifier si l'équipement répond à vos besoins. Explorant les pages suivantes du manuel d'utilisation Polycom 1725-36028-001, vous apprendrez toutes les caractéristiques du produit et des informations sur son fonctionnement. Les informations sur le Polycom 1725-36028-001 va certainement vous aider à prendre une décision concernant l'achat.
Dans une situation où vous avez déjà le Polycom 1725-36028-001, mais vous avez pas encore lu le manuel d'utilisation, vous devez le faire pour les raisons décrites ci-dessus,. Vous saurez alors si vous avez correctement utilisé les fonctions disponibles, et si vous avez commis des erreurs qui peuvent réduire la durée de vie du Polycom 1725-36028-001.
Cependant, l'un des rôles les plus importants pour l'utilisateur joués par les manuels d'utilisateur est d'aider à résoudre les problèmes concernant le Polycom 1725-36028-001. Presque toujours, vous y trouverez Troubleshooting, soit les pannes et les défaillances les plus fréquentes de l'apparei Polycom 1725-36028-001 ainsi que les instructions sur la façon de les résoudre. Même si vous ne parvenez pas à résoudre le problème, le manuel d‘utilisation va vous montrer le chemin d'une nouvelle procédure – le contact avec le centre de service à la clientèle ou le service le plus proche.
