Kenwood TK-480 - Manual (Page 44)

S R Q P O N M L K J I H G F E D C B A
1
2
3
4
5
6
7
8
9
10
11
12
13
14
CN300
R306
D320
Q301
R314
R
31
8
Q
30
8
R325
R324
CP300
C340 R331
R332
C318 L3
02
C
31
2
R
31
5
C
30
7
Q310
C
34
3
AM
SB
5M
1
3 4
6
1 3
4 6
G
S
D
1
24
S
B
M
E
LG
A
U
X
N
C
A
M
G
N
D
K
I1
D
T
R
X
D
P
F
A
E
M
IC
LB
L
LR
P
T
T
C
S
5M KI
2
K
R
S
T
X
D
C
K
N
C
A
F
IC
30
1
16 1
8 9
D
31
7
D
31
8
D
31
5
D
31
6
D
30
2
C
P
30
1
CP303 CP302
C
30
9
C
30
4
R
31
6
R
30
8
Q
30
4
Q305
C
31
3
+
C
34
1
C
34
2
D304
R317
C308
Q
30
6
Q307
C
31
0
R320
R321
E
C
B
B C E
C
31
1
R
30
9
D
30
3
R
31
3
L301
L300
SP+
SP–
R319
R336
R326
L3
06
TH
30
0
R
32
7
L3
07
R
33
3
R
32
8
C321
C
31
4
+
Q309
L303
1
8 9
16
IC300
L3
05 L3
04
C
33
3
C
34
4
CN303
1 4
M
O
N
LA
M
P
P
T
T
G
N
D
G
N
D
C
S
S
ID
V
C
I
LE
D
K
V
C
C
S
C
LK
S
O
D
LE
D
A
N
C
CN304
1 10
CS
R337
C323
C324
C325
C322
C
31
5
+MIC
D
31
9
R301
C
33
9
R
33
9
C
33
2
R312 R311
L309
L308
MSW
D
30
0
R340
R341
PTT
R338
C331
C328
CN301
1
14
S
P
+
M
S
W
M
E
P
F E
T
X
D
N
C
S
S
W
S
P
–
E
M
C
P
T
T
N
C
5M
R
X
D
R300
R302
D321
R303
R304
R305
Q
30
0
C
32
6
C
33
5
C
32
7
EMC
SSW
ME
C302 +
C
30
1
AUX
S300
Q303
Q302
R310
C305
R307
C
33
8
S301
MON
S302
PTT
S303
LAMP
J72-0517-22
C
33
0
C
33
7
C
32
9
C
33
6
C
31
6
C
31
7
CN302
1 2
S
P
–
S
P
+
LCD ASSY
C
3 6 9 #
D
31
0
D
30
8
0 8 5 2
B
D
30
6
D
30
5
A
D
30
7
D
30
9
* 7 4 1
S
+
–
MIC300
D301
J72-0517-22
PC BOARD VIEWS
TK-480/481
45 46
DISPLAY UNIT (X54-3210-XX) -10 : K -11 : K2 Component side view + Foil side
Component side
Foil side
Pattern 1
Pattern 2
Pattern 3
Pattern 4
Connect 1 and 4
Ref No. Address
IC300 7K
IC301 8N
Q300 5D
Q301 6L
Q302 11B
Q303 10B
Q304 9L
Q305 9L
Ref No. Address
Q306 11L
Q307 11L
Q308 7L
Q309 9J
Q310 7M
D300 6G
D301 10A
D302 9M
Ref No. Address
D303 9K
D304 10L
D305 9K
D306 6K
D307 9N
D308 7N
D309 9Q
D310 7Q
Ref No. Address
D315 9M
D316 9M
D317 9N
D318 9N
D319 5H
D320 6K
D321 4D