Kenwood UBZ-LJ8 Service Manual page 25

A B C D
UBZ-LJ8
PC BOARD
1
TX-RX UNIT (X57-6672-70) (A/2) Foil side view (J72-0869-09 A/2)
2
3
4
C243
R310
R302
R307
R311
5
R251
6 32
33
IC208
7
WRITE
48
49
8
R312
9
R305
R202
R306
R317
10
C304
REM
11
12
Ref. No. Address Ref. No. Address
M38C24M6502HP
IC204 9G Q200 9H
13
IC206 9D D202 8H
IC208 7D D204 7H
IC210 5E D206 9E
IC211 4G
14
E F G
S200 PTT
PTT GND
R288
C275
R287
C276
C277
R286
R285
X201
C273
R284
5 4
C272
IC210
R278
8 1 R279
C245
C246
R247
17
R308 R290
16
+ C225
R227
CN200
D204
1
64
R303
R224
R296
C224
C307
R234 R223
D206
C290
R222
C242
+
C220
R221
C221
C306
MIC
PTT
AEO
J200
SPG
EXT. SP/MIC
TB31202FN AT24C01A10SI18
LM4865M
NJM2100V
K
H I J
+
–
AK2346 CAT24WC01JI18
L M N O
PC BOARD
TX-RX UNIT (X57-6672-70) (A/2) Foil side view (J72-0869-09 A/2)
TA31136FN TK71530ASCL 2SK3656
P Q R S
UBZ-LJ8
1
2
3
4
5
6
7
8
9
10
J72-0869-09 A/2
11
Component side
12
Layer 1
Layer 2
Layer 3
Layer 4
Foil side
13
14