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P
KRF-V7300D/V8300D/V9300D
X34-
BO-2
4/5
CN101
2
1 2 3 4 5 6
7
8 9 10 11 12 13
R791
10K
STANDBY : 0.6V
TUNER : 9.0V
R408
OTHERS : 0.7V
2.2K
PROT1
R409
D406
47K
D403
R410
4.7K
PROT2
D404
Q401
Q406
Q404
D405
R481
10K
Q402
+4.1V
STANDBY : 4.1V
RESET/BACK-UP/
FAST-OFF CIRCUITS
+4.1V
D407
D413
R425
100K
IC784
OUT
IN
GND
R417
C414
1K
0.1
Q403
Q409
3V
D415
R418
+7.4V
Q407
D414
Q408
V
V
STANDBY : -0.2V
R424
2.2
Q405
DET
33.5V
+10.4V
+12V
12V
C445
1000P
10 9 8 7 6
5 4 3 2 1
X08-C/3-
AE-7
2/5
WH801
44
X08-3502-70 (A/3) (4/6)
Q
14 15 16 17 18 19
+9V
IC783
1
CNTL
BANDGAP
2 GND
REFERENCE
3
NC
Q703
R728
R729
Q702
4.7K
4.7K
R676
1M
R682
10K
8
3
1
2
R683
IC651
4
(1/2)
10K
R684
IC651
10K
6
(2/2)
7
5
R677
R685
1M
10K
R678
1M
R686
10K
8
5
7
6
R687
IC652
4
(2/2)
10K
R688
IC652
10K
2
(1/2)
1
3
R679
R689
1M
10K
R680
1M
R690
10K
8
5
7
6
R691
IC653
4
(2/2)
10K
R692
IC653
10K
2
(1/2)
1
3
R681
R693
1M
10K
R675
4.7K
Q651
R673
4.7K
+7.4V
+12V
12V
+10.4V
+7.7V
+5V
5V
R
J341
+12V
12V
VIN 5
THERMAL
PROTECTION
4
VOUT
VOL DATA5
VOL CLK5
6.8V
MIC
C202 10u50
TUNER-R
C201 10u50
TUNER-L
C204 10u50
FAUX-R
C203 10u50
FAUX-L
iPod-R
iPod-L
AUX-R
AUX-L
CD-R
CD-L
TAPE-R
TH D1
TAPE-L
VIDEO1-R
VIDEO1-L
TH D3
TAPE
REC-R
TPE
REC-L
VIDEO2-R
VIDEO2-L
S
DVD 6ch.
DVD 6ch.
IN
IN
J331
C331
C332
220P
220P
C346
C345
220P 220P
C341
C342
220P
220P
R337 R338
220K
220K
C337
C338
R348
R347
R343
R344
100P
100P
220K
220K
R333
R334
220K
220K
C348 C347
220K
220K
C343
C344
100P
100P
C333
C334
100P
100P
100P 100P
+12V
12V
6.8V
SEL & E-VOL
IC204
41
DGND
R201
100
42
DATA
MCU
R202
CLOCK
43
I/F
44
100
AVEE
C246 10u50
45
INR1
+
C245 10u50
46
INL1
+
R204 100
INR2 TUNER R
47
+
R203 100
INL2 TUNER L
48
+
R206 100
INR3 F.AUX R
49
+
R205 100
INL3 F.AUX L
50
+
C220 1
INR4 USB R
51
C219 1
INL4 USB L
52
C206 10u50
INR5 AUX R
53
+
C205 10u50
INL5 AUX L
54
+
C208 10u50
INR6 CD/DVD R
55
+
C207 10u50
INL6 CD/DVD L
56
+
C210 10u50
INR7 MD/TAPE R
57
+
C209 10u50
INL7 MD/TAPE L
58
+
C212 10u50
59
INR8 VIDEO1 R
+
C211 10u50
60
INL8 VIDEO1 L
+
C216 10u50
61
INRA VIDEO2 R
+
C215 10u50
62
INLA VIDEO2 L
+
C214 10u50
63
INR9 TAPE REC R
+
C213 10u50
64
INL9 TAPE REC L
+
T
VIDEO2
IN
J321
J311
R3
2
C322 C321
220P
220P
R324 R323
220K
220K
C324 C323
100P
100P
6.8V
+6.8V
D208
D207
REC
MAIN
SUB
REC
MAIN
SUB
+7.2V
+12V
+12V
12V
+10.4V
+7.7V
+5V
5V
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