Kenwood TK-2312 Service Manual page 36

A B
TK-2312/2317
1
TX-RX UNIT (X57-7880-20) Foil side view (J79-0287-09)
2
3
4
5
6
7
8
Component side
9
Layer 1
Layer 2
Layer 3
Layer 4
Layer 5
10
Layer 6
Foil side
11
Ref. No. Address
IC1 9Q
IC2 8O
IC3 9R
12
IC401 5N
IC402 4O
IC801 6P
IC802 7R
IC803 6Q
13
IC804 7Q
IC805 7R
36
14
C D
PC BOARD
C256
L221
C250
C247
L219
C249
C241
C239
L214
Ref. No. Address Ref. No. Address
IC806 8J Q6
IC807 7P Q7
IC808 4L Q8
IC811 5K Q9
IC812 6J Q11
IC817 9K Q12
Q2 8P Q201
Q3 7M Q203
Q4 8L Q204
Q5 8N Q205
E F
S1
R305
PTT
C302
L217
L420
L419
C489
R240
R233 C214
R232 C212
C230
C244
R227
C234
L208
C233
C223
C235
C229
D Q205 G
C227
L212
C228
MIC
J802
EXT. SP/EXT. MIC
SPO
TXD
SPI
NC AE
Ref. No. Address Ref. No. Address
7L Q301 3G Q806
8L Q401 4N Q809
7M Q403 5O Q810
7N Q404 4N Q811
8P Q405 6N Q820
9P Q406 4M Q821
5I Q407 4I
5H Q802 7P
6G Q803 7O
7F Q804 7Q
G H
SIDE1
D301
Q301
L418
R458
D408
R462
C486
R213
C484 C482
R463
R215
L205 E B
L204
Q203
C215
C
E
R217
R851
C221
C846
R856
C219
R219
R857
R230
R229
MICIN OPTDET 5M
PTT/RXD
Ref. No. Address
5I D10 9L
8J D12 10L
9J D13 7L
9J D14 9M
8R D15 9M
8Q D16 9N
D4 8M D17 7M
D6 8M D18 7M
D8 8M D201 4D
D9 8M D202 4D
I J
S3
S2
SIDE2
C818
R456 C474
C495
G S
Q407
C
C469
G D
C462 R209
C209
C205
C201
Q201
R203
R883
C876
Q806
CP812
C39
C869
36 25
37
24
R878
L802
R879
C866
R875
48 13
1 12
R882
C879
CP813
C878
C882 R888
L803
1 5
C912
IC806
R913
3 4
Q809
C898 C897
Q810
C903
C902
CP81
C900
C899
R907
C905
Ref. No. Address Ref. N
D203 4E D806
D204 4E D807
D301 3G D808
D401 3O D809
D402 3O D810
D404 3L D817
D405 4K
D407 4H
D408 4G
D803 3R