Service manual

April 2001
Part No. 001-9800-203
9-36
C3
.1
R18
200
A
B
C
D
E
F
G
H
III
IV
II
C
B
A
D
E
F
G
H
7
3
8
9
10
2
4
5
D
E
F
A
B
C
G
DP
CC CC
CR2
YEL
B
C
DP
CC CC
DP
5
8
9
3
7
10
4
2
A
B
C
D
E
F
G
16
NC
NC
+
NC
DS2
DISPLAY DRIVER
U2
14499
VCC
CLK
DATA
GND
I
ENABLE
OSC
VCC
C2
.1
20
15
5
9
VCC
SOURCE
S8
J1
1
2
3
5
6
9
10
11
12
4
POWER
C6
.0068
13
14
6
8
7
12
16
17
18
2
3
1
19
4
R11
200
R12
200
R13
200
R14
200
R15
200
R16
200
R17
200
H
B
C
+
_
C
B
D
A
E
F
DP
B
F
G
DS1
16
Q3
3658
R1
47k
R2
47k
R3
47k
R4
47k
R5
47k
R6
47k
R7
47k
R8
47k
VCC
VCC
D7
16
6
D6
5
1
9
Q
PL
CLK
2
GND
CE
DS
D5
D4
D3
D2
D1
D0
11
12
13
14
3
4
10
15
8
C5
.22
C4
.1
VCC
VOL UP
VOL DOWN
SEL UP
SEL DOWN
SCAN
A/D
AUX 1
AUX 2
S1
S0
S2
S3
S4
S5
S6
S7
D7
D6
D5
D4
D3
D2
D1
D0
GND
8
11
12
13
1
2
3
4
Q0
Q1
Q2
GS
VCC
EIN
VCC
16
5
9
7
6
14
CR4
R9
47k
U3
74HC165
PAR-SER CONVERTER
U1
4532
ENCODER
7
8
Q2
3658
CR1
GRN
CR3
RED
TX
CALL
SCAN
Q1
3658
LOW TIER DISPLAY BOARD
DISPLAY CLOCK
DISPLAY DATA OUT
DISPLAY DATA IN
GND
VCC
VCC
GND
KEY STROBE
KEY STROBE
POWER SW
HANGER
GND
2
4
6
8
10
12
14
16
18
20
19
17
15
13
11
9
7
5
3
1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
J201 J302
TRANSMIT
UNSW BAT
GND
GND
RF STROBE
SW BAT
SERIAL DATA
TX WB DATA
TX AUDIO
RX AUDIO
RSSI
TX DATA
LOCK DET
SERIAL CLOCK
8V
TX ON
GND
ON - OFF CTRL
TEMP
SYNTH STROBE
DISPLAY CLOCK
DISPLAY DATA OUT
DISPLAY DATA IN
GND
KEY STROBE
LED STROBE
POWER SW
HANGER
GND
1
2
3
4
5
6
7
8
9
10
11
12
J100
GND
VCC
VCC
TRANSMIT
UNSW BAT
GND
GND
SW BAT
RF STROBE
SERIAL DATA
TX WB DATA
TX AUDIO
RX AUDIO
RSSI
TX DATA
LOCK DET
SERIAL CLOCK
8V
TX ON
GND
ON - OFF CTRL
TEMP
SYNTH STROBE
UNSW BAT
UNSW BAT
GND
GND
TEMP
CUR SENSE
TRANSMIT
FORWARD
PWR
1
2
3
4
5
6
7
8
J501J600
UNSW BAT
UNSW BAT
GND
GND
TEMP
CUR SENSE
TRANSMIT
FORWARD PWR
EXCITER RFEXCITER RF
RX RFRX RF
1
2
3
4
5
6
7
8
9
10
11
12
13
SW BAT
RX FILTER
TX FILTER
TxD
RxD
TRANSMIT
INPUT 2
EXT SERV RQST
OPTION 1
OUTPUT C
POWER SW
GND
8V
J301
A
1
2
3
4
5
6
B
MICROPHONE
JACK
J304
RxD
GND
MIC AUDIO
HANGER
PTT
SW BAT
RX AUDIO
TxD
P1
1
2
J701
+
_
INTERNAL
SPEAKER
LS001
SPKR (+)
SPKR (-)
EXT SPKR JACK
J303
OPTION 1
WIRE - OUTS
OPTION 2
WIRE - OUTS
W311
W312
W313
W314
W315
W316
W317
W318
W319
W320W310
W309
W308
W307
W306
W305
W304
W303
W302
W301 INPUT 2
PTT
TRANSMIT
RX OUT 2
RX IN 2
TX OUT 2
TX IN 2
8V
OUTPUT B
GNDGND
OUTPUT A
8V
TX IN 1
TX OUT 1
RX IN 1
RX OUT 1
TRANSMIT
PTT
INPUT 3
1
2
3
4
5
6
2
6
7
1
4
5
3
8NC
TO EXTERNAL ACCESSORY
ACCESSORY WIRE KIT
PART NO. 023-9750-011
ACCESSORY CABLE
PART NO. 597-9800-003
OR 597-9800-001
J101
GND
HORN HONK
SPKR OUT
OUTPUT D
IGN SENSE
SW BAT
NC
BLK
RED
WHT/BLU
WHT/BLK
WHT/RED
WHT/GRN
BRN
GRY
ORN
BLU
YEL
GRN
WHT
NC
NC
PURPLE
PINK
PART OF DATA / ACC CABLE
PART NO. 597-9800-001/-005
DEALER-
CONFIGURED
CONNECTOR
P1
+
_
POWER
JACK
J601
ANTENNA
JACK
PA BOARD AUDIO / LOGIC BOARDRF BOARD
10
LOW TIER INTERCONNECT SCHEMATIC