Schematic Diagram Display Unit (X54-3490-20) : Kch-14; Display Unit (X54-3500-20) : Kch-15 - Kenwood KCH-14 Service Manual

Front panel kit
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J
K
C28
C29
C32
CN7
CN6
CN8 CN9
C46
C47
R23
100
30
C14
L2
1
Q4
R10
S
D
R11
G
C19
C20
R25
C43
C44
R14
R76
R44
R77
R13
R78
25
26
R79
R15
R75
R26
L
M

DISPLAY UNIT (X54-3500-20) : KCH-15

Component side view (J72-0947-19)
S5
S6
MON
PF6
C24
C25
C33
C34
S11
S12
SCN
PF8
C36
C39
DISPLAY UNIT (X54-3500-20) : KCH-15
Foil side view (J72-0947-19)
CN10
CN11
R51
R56
76
R57
75
R58
R59
R60
R55
R54
IC3
R53
R52
51
10
NC
50
E
EPM
RXD
BUSY
TXD
SCLK
RESET
CNVSS
1
VCC
N
O
P
PC BOARD
S7
PF7
C26
Q10
R39
S13
PF9
Q12
R41
C37
J72-0947-19 A/2
J72-0947-19 A/2
Q
R
KCH-14/15
Ref. No. Address
W1
S4
J72-0947-19 B/2
Layer 1
Layer 2
Ref. No. Address
Ref. No. Address
IC1
11E
Q14
11H
IC3
11L
Q15
10C
Q1
12D
Q16
10C
Q2
12E
Q17
11I
Q4
11K
Q18
11I
Q5
11H
Q19
11J
Q6
12K
Q20
11J
Q7
12K
D1
12D
Q8
11I
D2
12D
Q9
11J
D5
12E
J72-0947-19 B/2
5
6
7
8
S4
1
2
3
4
Layer 1
Layer 2
W1
S
1
2
Q3
4C
Q10
3O
Q11
6K
Q12
4O
3
Q13
6N
D8
4B
D9
4A
D18
5C
4
5
Component side
6
Foil side
7
8
Ref. No. Address
D6
12E
9
D10
11H
D11
9B
D16
10I
D19
10B
D20
9C
10
D21
9B
D22
9B
D23
10C
D24
9C
D25
9A
11
D26
10A
12
Component side
Foil side
13
21
14

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