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Ericsson LBI-39055 - page 1
1 L BI-3905 5 MAINTENANCE MANUAL C3 MAESTRO CONSOLE SYSTEM INSTALLATION, SET-UP AND TESTING TABLE OF CONTENTS Page GENERAL ................................................................................................ ................................................ 3 PERSONAL COMPUTERS ............................................................ ...
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Ericsson LBI-39055 - page 2
LBI-39055 2 TABLE OF CONTENTS (Continued) Page Console-to-Call Director Interconnections ............................................................................. 1 6 EQUIPMENT ROOM GROUNDING ................................................................ .............................. 16 AC POWER AND UPS EQUIPMENT ............................ ...
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Ericsson LBI-39055 - page 3
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 3.0x (344A392 ...
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Ericsson LBI-39055 - page 4
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. The C3 Maestro application software is also installed on the drive. Hardware Table 1 lists the PCs ...
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Ericsson LBI-39055 - page 5
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. C3 Maestro application software version 3.0x requires Logic Board firmware version ...
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Ericsson LBI-39055 - page 6
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. NOTE S ...
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Ericsson LBI-39055 - page 7
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/Gooseneck PTT and Monitor Switches (if used) • Audio Tower-to-Footswitches (if used) • Audio Tower-to-Volume Controller Box (if used) • Audio Tower- ...
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Ericsson LBI-39055 - page 8
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 Jumper Out HDX Jumper Out FDX Jumper In SLOT 8 Jumper Out (RS422AT-P) -BIAS and +BIAS Out (RS422I-P) Configuration for the 3PXOCC1A board is: Address Swit ...
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Ericsson LBI-39055 - page 9
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. See t h e cust ...
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Ericsson LBI-39055 - page 10
LBI-39055 10 Figure 8A − − CEC/IMC-To-C3 Maestro Interconnections (Co-Located) ...
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Ericsson LBI-39055 - page 11
LBI-39055 11 Figure 8B − − CEC/IMC-To-C3 Maestro Interconnections (Remote And/Or RS-232) ...
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Ericsson LBI-39055 - page 12
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). This keyboard is sometimes referred to as the "custom keyboard". Connect the dispatcher keyboard to the PC b y plugging its 4-pin interlocking plug to the round socket a t the Lo ...
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Ericsson LBI-39055 - page 13
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. Headset Jacks (if used) At the selected location, secure each headset jack bo x (part o f o p t i o n C R C N 1 W o r e q u i v al e nt ) to the mounting sur face using the four (4) #10 ...
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Ericsson LBI-39055 - page 14
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 the I/O Board, a t the " FOOTSWITCH 2 " female DB-9 connector on the I/O Board, and at the " DESK MIC " female DB-9 connector o n t ...
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Ericsson LBI-39055 - page 15
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 SCREW TER- MINALS Select #1 * SPKR A upper two Unselect #1 #1 * SPKR B lower two Unselect #2 #2 * SPKR A upper two Unselect #3 #2 * SPKR B lower two * ...
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Ericsson LBI-39055 - page 16
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). Audio PA Board #1 " RELAY 1 " contacts toggle open/closed a t a n <Alt><F9> keystroke from the dispatcher keyboard and the RELAY 2 contacts ...
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Ericsson LBI-39055 - page 17
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. This audio is heard at the radio. TABLE 11 − − I/O BOARD-TO-CALL DIRECTOR SI ...
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Ericsson LBI-39055 - page 18
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. UPS protection is optional. Maximum required UP S wattage rating for a single console system should be based on the required maximum sums of the Audio Tower ...
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Ericsson LBI-39055 - page 19
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] ". Press <Esc> twice to save the change and reboo ...
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Ericsson LBI-39055 - page 20
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. Changes made locally via ...
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Ericsson LBI-39055 - page 21
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. All console databases are initialized via commands from the CEC/IMC Manager (MOM PC ...
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Ericsson LBI-39055 - page 22
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. 1. From the CEC/IMC Manager's " CEC/IMC MOM Options " main menu, sel ec t the " Console Configuration " opti ...
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Ericsson LBI-39055 - page 23
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. Therefore, in this case ...
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Ericsson LBI-39055 - page 24
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. ❏ Turn the operator headset mic-to- LINE B audio off b y ...
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