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TERMINAL FUNCTION
81
TERMINAL FUNCTION
Connector}
Terminal
Terminal function
Connector;
Terminal
Terminal function
No.
No.|
Name
No.
No.|
Name
18
EN1
Encoder clock 1.
6
FL2
Final band information 2.
19
LS
Dimmer switch for LCD illumination.
7
FL1
Final band information 1.
20
EN2
Encoder clock 2.
CN7
1
CB
Common +B.
21
EL
LCD enable.
2
8C
Common +8V.
22;
CL3
Clarifier volume.
3
SB
Switched +B (+13.6V).
23
CL
LCD clock.
4
NC
Not used.
24;
CL2
Clarifier volume.
5
8T
TX +8V.
25
DL
LCD data.
6
8R
RX +8V.
26
CL1
Clarifier volume.
7
PRO
Protection.
27|
LB
+B for LCD illumination.
g
E
GND
CN202
OV
+5V.
CN8
| 1
8M
MIC connector +8V.
LS
Dimmer switch for LCD illumination.
2
SPS
Switched speaker.
EL
LCD enable.
3
FE
GND
CL
LCD clock.
4
MIC
MIC
DL
LCD data.
5
SS
STBY switch.
LB
+B for LCD illumination.
CN9
1
ESP
External speaker.
E _ _ _ |
GND
2|
€ | GND
W200 | 1
Al
AF VOL.
3
AP
Audio power.
2
A2
AF VOL.
CN10
1
E
GND
3
E
GND
2
8C
Common
+8V.
W201
1
DW
MIC down.
3
DLY
Delay volume.
2
E
GND
4
TT
Antenna tuner signal.
3
UP
MIC up.
5 | STR | Receive STBY.
CONTROL UNIT (X53-3280-21) (C/6)
6 | TS | Antenna tuner signal
w201 | 71]
DW | MiC down.
7 | STT | Transmit STBY.
|
9
E
GND
8
BLK
Blanking signal.
3
UP
MIC up.
9
VSQ
Voice SQL output. .
4
8M
MIC connector +8V.
10
NB1
Noise blanker 1 switch.
5
SPS
Switched speaker.
M
BZ
Buzzer signal.
,
6
E
GND
12
NB2
Noise blanker 2 switch.
j
MIC
MIC
13;
ALM
Alarm signal.
g | ss | STBY switch.
rf | Ny
Nan nute
CONTROL UNIT (X53-3280-21) (D/6)
16|
SOS | Squelch switching,
CN206 | 1
PS1
Power switch 1.
17
M
Meter.
2
PS2
Power switch 2.
18
DS
Serial-parallel converter IC data.
CONTROL
UNIT (X53-3280-21) (E/6)
"19
CS
Serial-parallel converter IC clock.
w202
Nc
Not
used
20
ES2
Serial-parallel converter IC enable 2.
used.
21
ES1
Serial-parallel converter IC enable 1.
2
ESP
External speaker.
3
SPS
Switched speaker
22
NG
Not used,
23
Ss
STBY switch.
CONTROL UNIT (X53-3280-21) (F/6)
24|
APO | Audio power output control.
w202 | 1
AP
| Audio power.
25 | CB
| Common +B.
|
2
E
GND
CN14
1
Al
AF VOL.
3
ESP
External speaker output.
2
A2
AF VOL.
4
ESP
External speaker output.
3
E
GND
5
SPS
Switched speaker.
CN12
1
AC2
6 | SPS | Switched speaker.
2
TS
Antenna tuner signal.
/
E
GND
3
TT
Antenna tuner signal.
TX-RX UNIT (X57-3470-21) (A/2)
TX-RX UNIT (X57-3470-21) (B/2)
CN1
RA
Receive anenna.
CN17
1
E
GND
CN2
HET
1st local.
2
E
GND
CN3
CAR
Carrier.
3
SB
Switched +B (+13.6V).
.
CN4
REF | 30.6MHz.
.
ae
Switched " a 2.6V).
:
inal switched
+B.
CNS
DO __| Drive output.
,
6 | FSB | Final switched +B.
CN6
1
AC1
Antenna current protection.
2
VSF
VSWR (Forward).
3
E
GND
4
VSR
VSWR (Reflection).
5
FL3
Final band information 3.
82
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