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LBI-39101
3
TABLE OF CONTENTS
Page
Table 16 – Operator Headset (female DB-9 labeled "OPER H/S") .................................................. 32
Table 17 – Supervisor Headset (female DB-9 labeled "SUPER H/S")............................................. 33
Table 18 – Select Speaker (male DB-9 labeled "SEL SPKR") ......................................................... 33
Table 19 – Unselect Speakers –Three Total (male DB-9 labeled "UNSEL SPKRx") ...................... 33
Table 20 – Operator Footswitch (female DB-9 labeled "OPER FT. SW.") ..................................... 33
Table 21 – Supervisor Footswitch (female DB-9 labeled "SUPER FT. SW.")................................ 34
Table 22 – Optional RS-422 Input/Output (female DB-9 labeled "I/O") ........................................... 34
Table 23 – Personal Computer RS-232 Input/Output (female DB-9 labeled "PC")........................... 34
Table 24 – Dispatch Keyboard Serial Input/Output (female DB-9 labeled "KBD")........................... 34
Table 25 – Relay Connections (18-position terminal block labeled "RELAYS") .............................. 35
Table 26 – Pager Input (4-position terminal block labeled "PAGING")............................................ 35
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 Audio Enclosure Equipment Interconnections ..................... 5
Figure 2 − Audio System Board DIP Switch S1 Factory Setting (ALC Enabled On All Mics).......... 6
Figure 3 − Speaker Amp Board SW1 Factory Setting ........................................................................ 10
Figure 4 – Plug-In RS-422 Board DB-25 Connector Pin-Out ............................................................ 13
Figure 5 − Audio Line Input And Output Connections At Enhanced Audio Enclosure...................... 15
Figure 6A − CEC/IMC-To-C3 Maestro Interconnections (Co-Located) ............................................ 16
Figure 6B − CEC/IMC-To-C3 Maestro Interconnections (Remote And/Or RS-232)......................... 17
Figure 7 – Recorder Outputs At Enhanced Audio Enclosure.............................................................. 20
Figure 8 – Pager Inputs At Enhanced Audio Enclosure...................................................................... 20
Figure 9 – Relay Terminal Block At Enhanced Audio Enclosure....................................................... 21
Figure 10 − Call Director Interface Connector At Enhanced Audio Enclosure .................................. 22
Figure 11 – Enhanced Audio Enclosure Rear Panel Connectors ........................................................ 31