No. RS422A RS232C Specifications
Signal I/O Signal I/O
A TX1 (–) O — — TRUNK Data out
B TX1 (+) O — —
C NC — NC — No connection
D TX0 (+) O TX1 O TRUNK Data out
E TX0 (–) O TX0 O
F RX0 (–) I RX0 I TRUNK Data in
G RX0 (+) I RX1 I
H RX1 (+) I — —
J RX1 (–) I — —
K GND — GND — GND for com-
mand
L NC — NC — No connection
M NC — NC — No connection
16. MIC REMOTE
D-sub, 15-pin, Female
- External View -
1
8
9
15
No. Signal I/O Specifications
1 +5.5 V OUT O Max. 250 mA
2 TALLY GND — GND for TALLY
3 G TALLY OUT O ON (GND) :
Max. 30 mA IN
4 R TALLY OUT O ON (GND) :
Max. 30 mA IN
5 CHU MIC AMP
GAIN CONT2
I Refer to “Specification
of CHU MIC AMP
GAIN”
6 CHU MIC AMP
GAIN CONT1
I
7 CHU MIC AMP
GAIN CONT0
I
8 MIC1 GAIN
CONT
ON/OFF IN
I Refer to “Specification
of MIC GAIN CONT”
9 GND — GND for +5.5 V
10 TALLY OUT O R/G/Y TALLY OUT
ON (GND) :
Max. 30 mA IN
11 Y TALLY OUT O ON (GND) :
Max. 30 mA IN
12 ASPECT RE-
MOTE
I L : REMOTE
Continued
No. Signal I/O Specifications
13 ASPECT CTL
CONT1
I Refer to “Specification
of ASPECT CTL”
14 ASPECT CTL
CONT2
(CNS MODE)
I
15 MIC2 GAIN
CONT
ON/OFF IN
I Refer to “Specification
of MIC GAIN CONT”
• Specification of CHU MIC AMP GAIN
Note
The following shows the MIC REMOTE settings in
OTHERS (M04) of the MAINTENANCE menu.
MIC1&2 or MIC+NETWORK: Common to MIC1 and
MIC2
MIC1, 2: MIC1
CONT0 CONT1 CONT2 CHU MIC AMP
GAIN
H H H 60 dB
L H H 50 dB
H L H 40 dB
L L H 30 dB
H H L 20 dB
• Specification of MIC GAIN CONT
8 pin 15 pin MIC GAIN CONT
L L MIC1 and MIC2 ON
L H MIC1 ON
H L MIC2 ON
H H INTERNAL set
HDCU2500
1-5