Pc Board Tx-Rx Unit (X57-6672-70) (A/2) - Kenwood UBZ-LJ8 Service Manual

A B C D
UBZ-LJ8
PC BOARD
1
TX-RX UNIT (X57-6672-70) (A/2) Component side view (J72-0869-09 A/2)
2
3
SP+
4
SP–
GND
(–)
5
6
7
8
9
VCC
(+)
10
J72-0869-09 A/2
F200
11
12
Ref. No. Address Ref. No. Address Ref. No. Address
IC202 11G Q212 11J Q220
IC203 4G Q213 3O D200
IC207 11F Q215 11L D203
13 IC209 7M Q216 5G D205
Q201 7K Q217 3F D208
Q210 11K Q218 11O D209
Q211 9G Q219 3J D210
14
E F G
R299
C201
C292
+
C206
R316
+
Q220
C208
Q216
C211
Q211
C234
C237
C240 R240 R235
D200
R239
+
C236
C210
4H
DTA123JE 2SC5092
11E
DTC114EE
KTC4082
7L
2SA1362
4P
2SC4617
3K
2SC4738
2SC5066
4F
2SC5108
4F
K
H I J
C303 R298
G
D
S
Q219
UP
DOWN
C229
D203
Q201
+
C209 MIC200
–
C295
R230
R229
MODE
POWER
Q210
Q212
2SC4919 MA742 CPH3413 3SK318
L M N O
PC BOARD
TX-RX UNIT (X57-6672-70) (A/2) Component side view (J72-0869-09 A/2)
GND
R319
Q213
R238
C253
R261
R264
R263
C251
C247
C259
C258
C227
R266
C226 R269
R314
C261 C264
R231
R267
C263
C266
R274
MIC
R289
S
D
PTT G
AEO
Q218
SPG
2SK1824 TC75S51F BD4724G
BD4730G
P Q R S
UBZ-LJ8
PTT
D205
COM2
COM1
COM0
S15
S14
S13
S12
S11
S10
S9
S8
LCD
S7
WRITE
S6
S5
S4
S3
S2
S1
S0
REM
Component side
Layer 1
Layer 2
Layer 3
Layer 4
Foil side
1
2
3
4
5
6
7
8
9
10
11
12
13
14