Instruction/ maintenance manual of the product LBI-39055 Ericsson
Go to page of 24
1 L BI-3905 5 MAINTENANCE MANUAL C3 MAESTRO CONSOLE SYSTEM INSTALLATION, SET-UP AND TESTING TABLE OF CONTENTS Page GENERAL ................................................................................................ ...............................
LBI-39055 2 TABLE OF CONTENTS (Continued) Page Console-to-Call Director Interconnections ............................................................................. 1 6 EQUIPMENT ROOM GROUNDING .......................................................
LBI-39055 3 GENERAL The intent o f this manual is to guide field installation and maintenance personnel through the installation, set-up and testing o f a C3 Maestro dispatch console system. Figure 1 shows basic equipment interconnections. This document was developed in accordance with: • C3 Maestro (PC) application software version 3.
LBI-39055 4 PERSONAL COMPUTERS In most cases, the Personal Computer (PC) used with the C3 Maestro console is delivered with the Logic Board installed, its hard disk drive formatted and MS-DOS operating system software installed on the hard disk drive.
LBI-39055 5 Firmware EPROM integrated circuit U4 on the Logic Board stores the operating program firmware for the on-board microprocessor. After programming at the factory, the EPROM (part number 344A4245Gx) is labeled with the corresponding firmware version number.
LBI-39055 6 amplifiers' source audio from the Audio Matrix Board (normal) to Line A and Line B balanced inputs (test), respectively. See LBI-39064 for specific details. With this test setting, audio signals on the line inputs are applied directly to the speakers' power amplifiers without being routed through the Audio Matrix Board.
LBI-39055 7 • Audio Tower-to-Supervisor Headset Jack Box (if used) • Audio Tower-to-Operator Headset Jack Box (if used) • Audio Tower-to-Boom/Gooseneck Mic (if used) • Audio Tower-to-Boom/Goos.
LBI-39055 8 RS422x-x board configuration is: Address Switches A3-A9 All On (RS422AT-P) Address Switches A3-A9 All Off (RS422I-P) Interrupt Jumper IN4 LD GND Jumper In LD Jumper In DX Jumper In SX Jump.
LBI-39055 9 • • Test Options - All Disabled (or factory defaults) • • Dial Line Options - (not applicable; leave at factory defaults) • • Speaker Options Volume Control = Low Control = On Until Carrier Detect Audio Links Audio Concentrator Cards at the back of the CEC/IMC cabinet provide audio connections a t the CEC/IMC.
LBI-39055 10 Figure 8A − − CEC/IMC-To-C3 Maestro Interconnections (Co-Located).
LBI-39055 11 Figure 8B − − CEC/IMC-To-C3 Maestro Interconnections (Remote And/Or RS-232).
LBI-39055 12 Dispatcher Keyboard The dispatcher keyboard interfaces to the PC v ia circuitry on the Logic Board. Its part number is P29/7590182002 (344A3927P25).
LBI-39055 13 MIC " on the Audio Matrix Board. The desk mic's cable is five (5) feet long. NOTE Do not over-tighten the screws on the DB-style connectors.
LBI-39055 14 • Monitor switch input is located a t the " B/G PTT " & " MON PTT " terminal block on the I/O Board, at the " FOOTSWITCH 1 " female DB-9 connector on t.
LBI-39055 15 These terminals are not polarity sensitive. Load resistors are not required for unused speaker outputs. TABLE 8 − − SPEAKER CONNECTIONS SPEAKER AUDIO PA BOARD TERMINAL BLOCK LABELING .
LBI-39055 16 PA Board(s). See Table 9 for details. All relay connections are isolated from ground. " RELAY 1 " contacts at the I/O Board close when the console is keyed (PTTed).
LBI-39055 17 TABLE 10 − − AUDIO PA BOARD #2-TO-CEC/IMC SIGNAL DESCRIPTIONS TYPE INPUT OR OUTPUT USE Patched Radio Input Radio audio from CIM TX channel 4. This audio is heard at the telephone. CD/Operator Mic Output Telephone/operator mic audio to CIM RX channel 4.
LBI-39055 18 AC POWER AND UPS EQUIPMENT All consoles require 120 or 230 Vac (47 to 63 Hz) power sources. As a minimum, each outlet should be circuit-breaker protected per local building codes.
LBI-39055 19 Data General 386SX/25A (Acer) The set-up program is started b y pressing <Ctrl><Alt><Esc> during the boot process. COM1 is disabled b y selecting the " System Security Setup " and then setting " Serial Port1 Control " t o " [Disable] ".
LBI-39055 20 Most console-related configuration parameters should be changed at the CEC/IMC Manager and sent to the console. Users of the Editor program must understand the CEC/IMC Manager should b e the central point o f databasing and configuration for all C3 Maestro consoles connected to the CEC/IMC Digital Audio Switch.
LBI-39055 21 must be initialized as described in the following section before dispatch operations can be performed. DATABASE INITIALIZATION When the console initializes from a cold start, all o f the following sections should be performed to insure proper operation.
LBI-39055 22 Console Privilege Lists Each console must be sent its privilege list from the CEC/IMC Manager as follows: NOTE System Manager database uploads must be accomplished before sending console privilege lists.
LBI-39055 23 ❏ Send the LINE A input to the SPKR A output b y typing the following commands: <F2> 6771 <Enter> <F2> 7771 <Enter> <F2> 8731 <Enter> NOTE If no headset is connected to the Audio Tower the initial audio matrix switch settings will route the LINE A input to the SPKR A output.
LBI-39055 24 ❏ Send operator headset mic audio to the LINE B output by typing the following command: <F2> 2001 <Enter> ❏ Speak into the headset's mic and verify the audio signal is now present o n the LINE B balanced output. Maximum signal level is approximately 6 Vp-p.
An important point after buying a device Ericsson LBI-39055 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Ericsson LBI-39055 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Ericsson LBI-39055 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Ericsson LBI-39055 you will learn all the available features of the product, as well as information on its operation. The information that you get Ericsson LBI-39055 will certainly help you make a decision on the purchase.
If you already are a holder of Ericsson LBI-39055, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Ericsson LBI-39055.
However, one of the most important roles played by the user manual is to help in solving problems with Ericsson LBI-39055. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Ericsson LBI-39055 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
