Kenwood KRF-X7775D Service Manual page 21

AO AP
PC BOARD (Component side view)
1
2
X25 H/11
3
X25 I/11
4
X25 E/11
R218
D27
5
S18
R232
6
P1
7
Refer to the schematic diagram for the value of resistors and capacitors.
AQ AR
S13
X25-6410-11 A/11 (J70-1473-11)
S14
R109
1
R107
S11
WH4
1
9
E6
3
S12 D29
S9
S15
W1
W2
S10
S7 D6
S17
D9
D8
D10
D7
S8
S16
S6
W3
W4 R1
C1
S5
WH3
E8
S3
C2
4
5
2
D6 D5
1
D9
S4 D8
D10
D7
S1
D3
D4
S2
AS AT
E4
W214
CN1
C33
WH4 W215
1 WH2
6
W28
1
12
1
R116
R114
WHT
W55
3 R68
E5
C29
C5
W32
R115
R10
C4
R14
R73 W33
R112 R11
R15
R72
R12
W220
C26
C25 W217
W204
31
30
W216
X1
R16
W20
C24
R71
50
Q3
IC1 51
1
B E
DISPLAY
R81 100
U-COM.
C23
81 80
W19
D15
D17
D25
D5
B E R92
E B
W29
W23
E B
E B
W24
D11
D24 D18 D16
R31
Q9
R30
W54
Q11
R32
E B
W13 W203
Q13
W35
W36
B
E
Q1
W37 R66
B E W27
C22
W38 R67
E
R59
W39
R58
R119
B
W40
R57
W41
R56
W44 R55
R54
W45
R53
R52
W42
W59
W48
E3
25
AU AV
X25 D/11
1
7
RED
CN4
W91
Q6
E B C85
W92
W78
R198
C84
C31 R75
R202
E B
W93
R203
D19 R197
R204
C28
C83
R241
B E
R242
R243 R196
R199
B E
W94
R244
3
C82
5
A1
1
4
R195
W96
R245 C81
1 C86
R194
4
W97
OPT
C80
SEL.
R193
11
W98
C79
C16
R34
15 R35
R36
R192
R37
R38
W219 C78
R39
R40
R41
R191
R42
R43
R44
R45
R46
R47
R48
R51
33 R33
36
R29
R28
R27
ED1
X25 B/11
R26
R25
R24
19
Q402
R22
R23 P3 R449
18
R21
E B
R20
C407
R17
E B
R18 R445
C431
R19 W88
C432
E B
D414
C12
C14 Q419
C11
C13
2
E B
W74
C10
1
Q416
C9
59
W68
C7
C8
W62
62
D413
IC401
R298
1 4
E B
W84 8 5
Q20
W70
D408
Q414
W81
B E C417
W71
E B
E
R442
W82
Q408 Q406
W69
E B E B
B E
1
C410
E B E B
W83
Q409
2
5 4 E B
D23
R410
E7 D407
2
6
E B
WH3 B E
CN103
Q410
7 1
AW AX
VIDEO 4
VIDEO 3
VIDEO 2
CD-R
MD/
TAPE 1
CD 1
DVD
DIGITAL
OUT
OPTICAL
IR
RECEIVER
IN
C421
IR OUT
LCD
REMOTE
D403
E B IR
Q401 REPEATER OUT/
L401
J209
D411
DVD
CONTROL
L404
C420
E B
Q417
J208
Q415 R401
IR
R432
E B
RECEIVER
IN
R431
J207
IR
C415
OUT
R439
LCD
R450
R424
RELAY
C411
CONTROL
Q412
J205
C412
E B
TV
L403
B
ON/OFF
Q413 J206
SENSOR
R414
Q407
R413
SL 16
C413
TXXT
Q411
R422
D405
R419
D406
SYSTEM
CONTROL
J202
26