Ericsson C3 MAESTRO LBI-39101 Installation And Setup Download Page 9

LBI-39101

9

AUDIO

SYSTEM BD.

POT NO.

ENHANCED AUDIO ENCLOSURE AUDIO CIRCUIT LOCATED IN /

ADJUSTS *

TYPICAL
SETTING

**

12

Line 2 Input

Adjusts level of line 2 input audio from CIM line 2 output. Affects audio level to
unselect audio output devices such as unselect speaker 1 and unselect recorder.

125

17

Line 3 Input

Adjusts level of line 3 input audio from CIM line 3 output. Affects audio level to
unselect audio output devices such as unselect speaker 2 and unselect recorder.

125

18

Line 4 Input

Adjusts level of line 4 input audio from CIM line 4 output (from radio). Affects audio
levels applied to unselect audio output devices such as unselect recorder and, if a third
unselect speaker is employed, unselect speaker 3. If a Call Director is employed,
adjustment affects audio to Call Director telephone line and unselect recorder. Primary
line 4 adjustment. Also see pots 2 and 20.

125

20

Auxiliary Input

Adjusts level of line 4 input audio from CIM line 4 output (from radio). Affects audio
levels applied to select recorder, and  all speakers during Call Director patch
operations. Secondary line 4 adjustment used only if console is equipped with a Call
Director. Also see pot 18.

114

27

N/A (pot not used)

127

15

Line 1 Output

Adjusts level of line 1 output audio to CIM line 1 input.

40

16

Line 2 Output (adjustments never required)

40

13

Line 3 Output  (adjustment  never required)

40

14

Line 4 Output

Adjusts level of line 4 output audio to CIM line 4 input. Affects audio level to patched
radio during Call Director patch operations. Also see pot 1.

40

21

Select Recorder Output

Adjusts level of audio applied to the select recorder.

175

19

Select Audio Output

Adjusts level of audio at an internal Enhanced Audio Enclosure reference point on
Audio System Board. Affects select speaker, select recorder, operator headset earphone
and supervisors headset earphone audio levels.

190

29

Select Speaker Output

Adjusts level of audio applied to the select speaker. This pot is not used as a volume
control.

128

30

Unselect Speaker 1 Output

Adjusts level of audio applied to the  first unselect speaker (unselect speaker 1). This
pot is not used as a volume control.

128

Summary of Contents for C3 MAESTRO LBI-39101

Page 1: ...ch SW1 Position 2 10 RS 422 BOARD 11 INTERCONNECTING THE EQUIPMENT 11 CEC IMC INTERCONNECTIONS 11 Control Data Link 12 Overview 12 RS 422 Interfacing Co Located Hook Ups 12 RS 232 Interfacing Remote C...

Page 2: ...WARE INSTALLATION AND UPGRADES 29 ENHANCED AUDIO ENCLOSURE CONNECTOR PIN OUTS 29 CABLE ASSEMBLY DIAGRAMS CONTROL DATA CABLE 100 FOOT 19B804083P3 36 AUDIO CABLE 100 FOOT 19B804083P2 38 TABLES Table 1 A...

Page 3: ...terminal block labeled PAGING 34 Table 27 Recorder Outputs 4 position terminal block labeled RECORDER 35 Table 28 Auxiliary Audio Inputs Not Supported 35 FIGURES Figure 1 C3 Maestro With Enhanced Audi...

Page 4: ...LBI 39101 4 Copyright February 1995 Ericsson Inc This Page Intentionally Blank...

Page 5: ...EE NOTE 2 CIM CONTROLLER BOARD SEE NOTE 2 LINE 1 OUT LINE 1 IN LINE 2 OUT LINE 3 OUT LINE 4 OUT LINE 4 IN TO FROM OTHER CEC IMC INTERFACE MODULES MIC AUDIO 2 WIRES UNSELECT AUDIO 1 2 WIRES UNSELECT AU...

Page 6: ...digital pots within the Enhanced Audio Enclosure are located on the Audio System Board In most cases changes to the factory DIP switch and digital pot settings ARE NOT REQUIRED The following informati...

Page 7: ...s This function changes the settings stored in the EEPROM s working area Normally this note card function should only be accessed by the installation and or service personnel To change a digital pot s...

Page 8: ...is adjustment is located after pots 3 5 and 6 Affects audio level s at one or more outputs including line 1 line 4 select recorder and or sidetone 140 6 Desk Mic Input Adjusts level of desk mic input...

Page 9: ...ects audio levels applied to select recorder and all speakers during Call Director patch operations Secondary line 4 adjustment used only if console is equipped with a Call Director Also see pot 18 11...

Page 10: ...from the Enhanced Audio Enclosure the audio output level from the speaker will not drop below approximately 0 38 milliwatts or 55 millivolts rms across the 8 ohm speaker This wattage figure assumes S...

Page 11: ...Jack Box Enhanced Audio Enclosure to Operator Headset Jack Box Enhanced Audio Enclosure to Boom Gooseneck Mic Enhanced Audio Enclosure to Boom Gooseneck PTT and Monitor Switches Enhanced Audio Enclosu...

Page 12: ...se if the plug in RS 422 board s serial port is configured as COM2 the PC s main board COM2 port is disabled Depending upon the type of PC used disabling of the main board s COM port is done via eithe...

Page 13: ...422 Board DB 25 Connector Pin Out B B Electronics 3PXOCC1A Board Do not over tighten the screws on the DB style connectors RS 232 Interfacing Remote Console Hook Ups Via 4 Wire Modems And RS 232 Inte...

Page 14: ...IMC cabinet via Telco cable s and line terminations are actually made at punch blocks See Figure 6A See the customer specific system documentation print outs for Concentrator Card connector pin out de...

Page 15: ...o CEC IMC Audio Line Requirements ENHANCED AUDIO ENCLOSURE AND CEC IMC IDENTIFICATION 4 Wire LINE 1 LINE 2 LINE 3 LINE 4 CONSOLE INPUT OR OUTPUT 2 Wire IN OUT IN OUT IN OUT IN OUT CEC IMC INPUT OR OUT...

Page 16: ...LBI 39101 16 Figure 6A CEC IMC To C3 Maestro Interconnections Co Located...

Page 17: ...LBI 39101 17 Figure 6B CEC IMC To C3 Maestro Interconnections Remote And Or RS 232...

Page 18: ...nhanced Audio Enclosure interconnections are made at the rear panel of the enclosure Secure the cables with cable ties as necessary Dispatch Keyboard The Dispatch Keyboard interfaces to the console sy...

Page 19: ...re for footswitch interconnections Footswitches used with the C3 Maestro dispatch console include single footswitch option CRSU3B and dual footswitch option CRSU3C On the dual footswitch one switch PT...

Page 20: ...he outputs to call check recorders as required These outputs are not isolated from ground through isolation transformers and the two ground terminals are common See Figure 7 and Table 27 for terminal...

Page 21: ...s Console to CEC IMC Audio Interconnections All CEC IMC line audio in to and out of a C3 Maestro dispatch console system enters and leaves via the DB 25 connector labeled LINES 1 4 on the Enhanced Aud...

Page 22: ...IN pin 3 Input Optional Active low when a handset is plugged into the CD This handset overrides all audio connections to the Enhanced Audio Enclosure The operator talks directly to the phone via the...

Page 23: ...he Dispatch Keyboard from the Logic Board installed in the PC If a new keyboard with DB 9 connector is supplied this old keyboard is no longer needed Disconnect the large PC to Audio Tower interconnec...

Page 24: ...onal information If using the pre wired 100 foot audio cable remove the existing modular cabling connections from the CEC IMC Audio Concentrator Cards or punch blocks Next wire the 100 foot audio cabl...

Page 25: ...o Tower I O Board J2 terminal 1 top terminal of PAGE INPUT and PAGE PTT terminal block corresponds to Enhanced Audio Enclosure PAGER terminal 1 Likewise Audio Tower I O Board J2 terminal 4 bottom term...

Page 26: ...ing Serial Port B to Serial 2F8h IRQ3 This is the standard factory configuration Normally this serial port is used to interface the PC to the Enhanced Audio Enclosure COM1 is disabled by setting Seria...

Page 27: ...00 setting is recommended for all co located console hook ups The 9600 baud setting is normally required when a data modem is employed between the console and the CEC IMC in a remote console installat...

Page 28: ...ssume all CEC IMC console configurations are complete as described in the CEC IMC Digital Audio Switch Installation Set Up And Troubleshooting maintenance manual LBI 38938 See STEP 6 CONSOLE CONFIGURA...

Page 29: ...ists Console Privilege Lists Each console must be sent its privilege list from the CEC IMC Manager as follows 1 From the CEC IMC Manager s CEC IMC MOM Options main menu select the Console Configuratio...

Page 30: ...udio Enclosure For example pins 1 and 2 are Enhanced Audio Enclosure line inputs audio signals on these inputs originate from the CEC s IMC s CIM line outputs Also see Figure 5 Table 13 Call Director...

Page 31: ...N OFF OPER SUPER I O PC KBD TOP F F F F F M M M M F F F F F F J11 J4 J3 J5 J18 J17 J16 J15 J14 J10 J9 J8 J7 J6 Figure 11 Enhanced Audio Enclosure Rear Panel Connectors See Table 12 See Table 13 See Ta...

Page 32: ...e pin 8 8 OPR_HEADPHONE_ OUT_GND headphone earphone ground for pin 7 9 OPR_HEADSET_MIC_IN mic audio input see pin 5 Table 17 Supervisor Headset female DB 9 labeled SUPER H S PIN NAME USE 1 no connecti...

Page 33: ...itor PTT enable input see pin 2 5 no connection 6 B G_PTT_IN B G PTT input see pin 2 7 no connection 8 no connection 9 no connection Table 21 Supervisor Footswitch female DB 9 labeled SUPER FT SW PIN...

Page 34: ...o connection See Table 9 for wire color coding Table 25 Relay Connections 18 position terminal block labeled RELAYS TERMINAL NAME ACTIVATION METHOD 1 RELAY_1_NO console 2 RELAY_1_C PTT 3 RELAY_1_NC mo...

Page 35: ...one recorder output 2 AGND ground for pin 1 3 SELECT_ RECORDER_OUT select recorder audio output 4 AGND ground for pin 3 Table 28 Auxiliary Audio Inputs Not Supported 1 8 inch stereo phone jack labeled...

Page 36: ...LBI 39101 CABLE ASSEMBLY DIAGRAM 36 CONTROL DATA CABLE 100 FOOT 19B804083P3 Made from 19B804083 Sh 4 Rev 1...

Page 37: ...CABLE ASSEMBLY DIAGRAM LBI 39101 37 AUDIO CABLE 100 FOOT 19B804083P2 Made from 19B804083 Sh 3 Rev 1...

Page 38: ...Ericsson Inc Private Radio Systems Mountain View Road Lynchburg Virginia 24502 1 800 528 7711 Outside USA 804 528 7711 Printed in U S A...

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