UNITY 4600 USER’S MANUAL
800032-01 Rev. F 16 www.wegener.com

Table 2.4: Rear Panel Connectors below lists the U4600 connectors on the rear panel,

their types and pinout information. See Interpreting LEDs on page43 for descriptions of

rear-panel indicators.

Table 2.4: Rear Panel Connectors
Connector
Designation Type Pin Signal Name
Alarm Cuing 10-pin male header
(mates to removable
terminal-strip)
1 (on left as viewed from
rear of unit) OK (COM closes here when OK)
2COM:
3Alarm (COM closes here on alarm or if
power is off)
4GND
5Cue Relay #1: N.C. contact
6Cue Relay #1: Common contact
7Cue Relay #1: N.O. contact
8Cue Relay #2: N.C. contact
9Cue Relay #2: Common contact
10 Cue Relay #2: N.O. contact
DTMF 3-pin male header (mates
to removable terminal-
strip)
1 (on left as viewed from
rear of unit) DTMF tone, non-inverted output
2GND
3DTMF tone, inverted output
Audio (same for both
ports 1 and 2) 6-pin male header (mates
to removable term strip) 1 (on left as viewed from
rear of unit) Right ‘+’
2Right GND
3Right ‘-’
4Left ‘+’
5Left GND
6Left ‘-’
Composite Video Out BNC Jack Composite Video Out
Serial Control RS232, 9-pin D female
jacks 1DCD (internally pulled to +5V)
2RxD (data output)
3TxD (data input)
4DTR (not connected)
5GND
6DSR (internally pulled to +5V)
7RTS (internally pulled to +5V, may be
upgraded for handshaking)
8CTS (not used presently, may be
upgraded for handshaking)
9RI (internally pulled to +5V, with weak
current limiting)