Page 1
KS-AX7300
SCHEMATIC DIAGRAMS
POWER AMPLIFIER
KS-AX7300
CD-ROM No.SML200303
Contents
Block diagrams
Standard schematic diagrams
Printed circuit boards
2-1
2-2
2-5,6
COPYRIGHT 2003 VICTOR COMPANY OF JAPAN, LTD.
Area Suffix
J Northern America
No.49808SCH
2003/03
Page 2
KS-AX7300
Safety precaution
!
Burrs formed during molding may be left over on some parts of the chassis. Therefore,
pay attention to such burrs in the case of preforming repair of this system.
Page 3
Block diagram
KS-AX7300
INPUT
FRONT
5
R-IN
AMP
31
U101
-A
VARIABLE/INV.CIRCUIT(Gain1)/Amplifier
7
VR101B
3
U102
-A
1
VR103A
3
U106
-A
1
2 2
3
U103
-A
50-250Hz 12dB/OCT VARIABLE
1
VR102A
2
U104
-A
1
VR102C
2
U105
-A
POWER
AMP
Q101
-111
LPF
HPF
OFF
SW101A
6
1
FRONT
R-OUT
L-OUT
L-IN
BOOST 0-12dB CROSSOVER
57
U101
-B
4
FRONT
6
VR101A
6
U102
-B
7
VR103B
3
U206
-A
1
1 1
5
U103
-B
7
VR102B
6
U104
-B
7
VR102D
6
U105
-B
7
LPF
HPF
OFF
SW101B
7
Q201
-211
HI-INPUT
R
L
TRANS
POWER
INPUT
+12V
D.C.
REM
F01,F02
Q701
Q702
Q790
V-IN
INVERTER
LOAD
CCFL
board
POWER
CONTROL
U701
3
REAR
HI-INPUT
R
L
REAR
INPUT
AMP
VARIABLE/INV.CIRCUIT(Gain1)/Amplifier
R-IN
31
2
U301
-A
7
VR301A
BOOST 0-12dB CROSSOVER
3
U302
-A
1
VR303A
Q705
-708
3
U306
-A
1
2 2
3
U303
-A
VR701
50-250Hz 12dB/OCT VARIABLE
1
POWER
REGULATOR
Q730,Q731
Q745,Q746
Q755,Q756
Q747,Q757
Q747,Q757 : KS-AX6500 only
VR302A
2
U304
-A
1
& REGULATOR
T701
U703
U704
2
U305
-A
VR302C
Q780
1
MUTE
CONTROL
+/-15V
VCC
VEE
MUTE
CONTROL
SW301A
LPF
HPF
OFF
Q150
Q250
PROTECT
Q116,Q216
Q317,Q318
PROTECT
Q316,Q416
Q350
Q450
Q319,Q320
POWER
AMP
REAR
R-OUT
6
Q301
-311
L-OUT
L-IN
57
U301
-B
6
VR301B
6
U302
-B
7
VR303B
3
U406
-A
1
1 1
5
U303
-B
7
VR302B
1
ABC DEFGH
6
U304
-B
7
VR302D
6
U305
-B
7
LPF
HPF
OFF
SW301B
7
Q401
-411
2-1
Page 4
Standard schematic digrams
KS-AX7300
KS-AX7300
Amp section 1
+15V
R157
1K
Q102
Q101
KTC3198GR
KTC3198GR
R158
R159
22
22
R160 R161
22
22
Q103
Q104
KTA1266GRKTA1266GR
R162
1K
R175
-15V
1KF
C148
100/16V
R257
1K
Q202Q201
KTC3198GRKTC3198GR
R259R258
2222
R261R260
2222
Q203 Q204
KTA1266GR KTA1266GR
R262
1K
R275
1KF
C248
100/16V
473(M)
R222
220P
473(M)
C142
220P
C149
C143
220P
C242
C249
C243
220P
Q318
KTC3198GR
VCC
PROTECTION
R178
4.7/0.5W
ROUT
KTD-9214
LOUT
R278
4.7/0.5W
VEE
104(M)
P2
C145
104(M)
C245
R163
47
Q105
KTA1266GR
Q108
KTC1027Y
Q110
D718
Q111
B688
Q211
B688
R273
1.5K
R173
1.5K
R164
4.3K
Q107
C3200GR
R167
220
R165
2.4K
Q106
KTC3198GR
R166
47
R176
13.7KF
C144
33P
47
Q205
KTA1266GR
R264
4.3K
Q207
C3200GR
R267
220
R265
2.4K
Q206
KTC3198GR
R266
47
R276
13.7KF
C244
33P
Q109
KTA1023Y
Q208
KTC1027Y
Q209
KTA1023Y
0.1/3W
0.1/3W
0.1/3W
0.1/3W
R169
R170
R269
R270
Q210
D718
R277
Q116
KTC3200GR
R177
15K
D101
C146
1N4148
104P
Q317
R190R109
KTC3198GR
56K1K
R290
C147
220/16V
56K
VEE
VCC
Q216
KTC3200GR
15K
D201
C246
1N4148
104P
3
U102-A
8
NJM2068LD
R112
30KF
C108
27P
45
10P
56KF
4
U102-B
NJM2068LD
1
BOOST 0-12dB VARIABLE
R134
1K
R135
1K
20KB
VR104A
C115
224(M)
C116
183(M)
R140
680K
7
R235
1K
VR104B
20KB
C216
183(M)
R240
680K
U106-A
NJM2068LD
R136
1K
U206-A
NJM2068LD
R236
1K
C215
224(M)
R139
5.6K
3
2
5
6
3
2
R239
5.6K
5
6
8
8
C117
R137
20K
U106-B
NJM2068LD
8
C217
R237
20K
U206-B
8
NJM2068LD
C127
473P
2
2
1
47P
R138
330K
7
1
47P
R238
330K
7
2
3
R113
10K
C128
473P
1
1
R213
6
10K
5
5
C121
104P
R-IN
RCA01-A
KJB-582C
R104
+
-
-
+
HI101
HI-INPUT
?
L-IN
470F
R204
470F
R195
22KF
R295
22KF
4
3
R201
22KF
R101
22KF
2.2/50V
4.7/50V
C103
103P
C196
C197
2.2/50V
R194
470/0.5W
R294
470/0.5W
C296
2.2/50V
C297
2.2/50V
4.7/50V
C203
103P
C101
C102
4.7/50V
C201
C202
4.7/50V
R105
56KF
R205
56KF
20.5KF
R103
22KF
FRONT
20.5KF
R203
22KF
R102
R196
56KF
R197
56KF
R296
56KF
R297
56KF
R202
C105
100P
C204
U101-A
NJM2068LD
8
3
2
C104
22P
C122
104P
U101-B
NJM2068LD
C205
8
100P
5
6
R206
C206
22P
22P
R106
56KF
C106
R108
1K
1
7
C107
470P
22P
R208
1K
7
6
C207
56KF
470P
VR101B
20KB
VR101A
20KB
100/16V
C125
4.7/50V
C124
100/16V
C225
4.7/50V
R209
1K
C123
15K
R110
R211
3
2
11KF
R111
C208
R212
R210
15KF
6
5
12K
2
BOOST 0-12dB VARIABLE
CROSSOVER(50-250Hz 12dB/OCT VARIABLE)
3
R115
10K
47P
C109
R114
10K
50KC
1
4
U103-A
NJM2068LD
45
10K
R215
47P
C209
R214
10K
50KC
7
4
U103-B
NJM2068LD
CROSSOVER(50-250Hz 12dB/OCT VARIABLE)
C110
473(M)
R116
2
15K 50KC
3
4
U104-A
NJM2068LD
10K
R117
C210
473(M)
R216
15K
6
5
4
U104-B
NJM2068LD
10K
R217
R153
1K
C140
R154
330/16V
4.3K
C111
C112
10/16V
10/16V
FLAT
10/16V
C212
C113
R131
22K
MUTE
R231
JSS2319
SW101A
LPF
FLAT
HPF
C114
10/16V
R132
22K
SW101B
JSS2319
LPF
HPF
C214
10/16V
22K
R232
R141
C119
5.6K
R241
5.6K
R133
100K
R143
R249
R233
100K
4.7/50V
C120
R142
100P
22K
R155
4.3K
C141
C240
C220
100P
R156
1K
+15V
R253
1K
R254
4.3K
R255
4.3K
R256
1K
-15V
330/16V
Q150
J108
10K
330/16V
10K
Q250
J108
C219
4.7/50V
R242
22K
C241
330/16V
6
7
22K
473(M)
R118
2
50KC
R218R234
15K1K
15K
NJM2068LD
U105-A
3
6
5
4
C211
473(M)
4
U105-B
NJM2068LD
1
R130
22K
7
C213
10/16V
R230
22K
1
7
L ch SIGNAL
1
R ch SIGNAL
Parts are safety assurance parts.
When replacing those parts make
sure to use the specified one.
ABC DEFGH
2-2
Page 5
Amp section 2
KS-AX7300
C340
330/16V
-15V
+15V
R355
4.3K
R356
1K
-15V
R455
4.3K
R456
1K
R353
R354
4.3K
R453
R454
4.3K
+15V
R357
1K
1K
KTC3198GR
R358
22
22
Q303 Q304
KTA1266GRKTA1266GR
R362
1K
R457
1K
1K
Q401 Q402
KTC3198GR KTC3198GR
R458 R459
22 22
R460 R461
22 22
R462
1K
R359
R361R60
100/16V
KTA1266GRKTA1266GR
100/16V
Q302Q301
KTC3198GR
22
22
R375
1KF
C348
Q404Q403
R475
1KF
C448
C342
220P
C349
473(M)
C343
220P
R463
47
C442
220P
C449
473(M)
C443
220P
R376
R476
C344
C444
33P
33P
R363
47
Q305
KTA1266GR
R364
4.3K
R365
2.4K
Q306
KTC3198GR
R366
47
13.7KF
Q405
A1266GR
R464
4.3K
Q407
C3200GR
R465
2.4K
Q406
KTC3198GR
R466
47
13.7KF
Q308
KTC1027Y
R307
C3200GR
R367
220
Q309
KTA1023Y
R468
220
Q408
KTC1027Y
Q409
KTA1023Y
0.1/3W
0.1/3W
R469
0.1/3W
R470
0.1/3W
R369
R370
D718
B688
Q410
D718
Q411
B688
Q310
Q311
R473
1.5K
R373
1.5K
R477
VCC
Q316
KTC3200GR
R377
15K
D301
C346
1N4148
104P
R390
56K
R490
56K
Q416
KTC3200GR
15K
D401
C446
1N4148
104P
Q319
KTC3198GR
C147
220/16V
VEE
VCC
PROTECTION
Q320
KTC3198GR
R378R309
4.7/0.5W
KTD-9214
R478
4.7/0.5W
VEE
104(M)
ROUT
LOUT
C345
C445
104(M)
BOOST 0-12dB VARIABLE
CROSSOVER(50-250Hz 12dB/OCT VARIABLE)
5
R308
1K
C323
100/16V
3
VR301A
1K
20KB
4.7/50V
1K
C324
100/16V
C325
R310
15K
11KF
R311
3
2
U302-A
8
NJM2068LD
R312
30KF
C308
27P
R334
1K
1
VR304-A
45
C408
VR301B
20KB
C425
4.7/50V
R409
1K
R411
10P
R412
56KF
R410
15KF
12K
6
5
U302-B
NJM2068LD
R434
1K
7
4
VR304B
20KB
C315
224(M)
C316
183(M)
R340
680K
R335
20KB
C416
183(M)
R440
680K
1K
R435
1K
U306-A
NJM2068LD
R336
1K
NJM2068LD
R436
1K
C415
224(M)
R339
5.6K
U406-A
3
2
5
6
3
2
R439
5.6K
5
6
8
C317
R337
20K
U306-B
8
NJM2068LD
8
C417
R437
20K
8
NJM2068LD
1
47P
R338
330K
7
U406-B
2
1
1
47P
R438
330K
7
C321
104P
R-IN
RCA03-A
KJB-582C
R304
470F
4
R395
HI301
22KF
+
-
HI-INPUT
-
+
R495
22KF
3
RCA03-B
L-IN
R404
470F
R301
22KF
C396
2.2/50V
C397
2.2/50V
R394
470/0.5W
R494
470/0.5W
C496
2.2/50V
C497
2.2/50V
R401
22KF
4.7/50V
C303
103P
4.7/50V
C403
103P
C301
C302
4.7/50V
C401
C402
4.7/50V
R305
56KF
R396
56KF
R397
56KF
REAR
R496
56KF
R497
56KF
R405
56KF
R302
20.5KF
R303
22KF
R402
20.5KF
R403
22KF
C305
100P
C304
22P
C404
22P
C405
100P
C322
104P
3
2
NJM2068LD
8
U301-B
NJM2068LD
8
5
6
R406
C406
22P
U301-A
R306
56KF
C306
22P
56KF
1
7
C307
470P
R408
7
6
C407
470P
2
BOOST 0-12dB VARIABLE
2
R313
10K
1
R413
10K
3
R315
10K
C309
2
3
R314
10K
1
4
U303-A
NJM2068LD
47P
R316
50KC
15K 50KC
R317
10K
C310 C311
473(M) 473(M)
2
1
3
4
U304-A
NJM2068LD
45
R415
10K
C409
6
5
NJM2068LD
4
U303-B
47P
R414
10K
R416
15K
50KC
7
R417
10K
C410 C411
473(M) 473(M)
6
7
5
4
U304-B
NJM2068LD
CROSSOVER(50-250Hz 12dB/OCT VARIABLE)
50KC
R418
15K
R318
15K
U305-A
NJM2068LD
2
3
6
5
U305-B
NJM2068LD
1
4
7
4
C112
10/16V
JSS2319
SW301A
LPF
FLAT
HPF
R330
C313
10/16V 10/16V
R331 R332
22K 22K
MUTE
C412
10/16V
FLAT
C314
SW301B
JSS2319
LPF
HPF
22K
C413 C414
10/16V 10/16V
R341
C339
4.7/50V
5.6K
6
R333
100K
R342
C320
100P
22K
C341
330/16
Q350
J108
R343
10K
C440
330/16V
R443
10K
Q450
J108
R441
C419
4.7/50V
5.6K
7
R433
100K
C420
R442
100P
22K
R432R431R430
22K22K22K
C441
330/16V
L ch SIGNAL
R ch SIGNAL
Parts are safety assurance parts.
When replacing those parts make
sure to use the specified one.
1
ABC DEFGH
2-3
Page 6
KS-AX7300
KS-AX7300
Power supply / CCFL section
CCFL-INVERTER PCBOARD
5
R791
2.2/0.5W
(0.7X10:0.7X5)
Q790
TIP117
R792
2.2K
L701
CL-310
T701
37PHI
R760
12T
6T
6T
80m/m
C791
105(M)
W01
100/2W
C760
222(M)
12T
YG225D2
R780
220K
R781
10K
C792
105(M)
D751
YG225D2
D752
1N4148
1N4148
D770
D771
D731
FR154x4
D732
D734
D735
C705C706
47/16V104P
F01
20A
F02
D701
1N5404
C780
22P
C761
2.2/50V
C762
2.2/50V
470/35V
470/35V
R770
100/2W
R771
100/2W
L710
CL-1113
C767
C768
20A
Q780
J108
C777
2.2/50V
C778
2.2/50V
C769
2200/35V
C770
2200/35V
C702
X
KIA7815PI
KIA7915PI
U703
U704
10/50V
C781
OCI
OCI
C771
2200/35V
C772
2200/35V
C709
X
330/16V
C763
330/16V
C764
C773
473P
C774
473P
C765
104P
C766
104P
+12V
GND
KTD-9217
R777
10K/0.5W
R778
10K/0.5W
CCFL BLOCK
+12V D.C
REM
GND
+15V
-15V
VCC
VEE
MUTE
GND
Q803
L801
C2690Y
V-IN
R804
200
D801C803
1N5241103P
CL-10
C804
104P
R801
1.5K/0.5W
Q802
C1027Y
Q801
C1027Y
C801
473(M)'100V
4
C717
C716
100/16V
47/16V
C794
100/16V
Q705
KTA1266GR
3
R717
4.7K
2
R718
4.7K
R720
T02
CL-1617
R802
4.7M/0.5W
OUT1
C715
104P
C719
100/16V
%%(.
140KF
R716
51KF
16 15 14 13 12 11 10 9
R740
27K
R715
U701
TL494CN
VR701
R750
C740
27K
102(M)"STICON"
R751
12K
Q701
R701
100/0.5W
KTA1023Y
C701
10/16V
R703
4.7K
87654321
2K
R741
24KF
C741
100/25V
Q710
KTC3198GR
KTC3198GR
R743
220/0.5W
R702
4.7K
Q702
R742
220/0.5W
R704
4.7K
D710
1N4148
D711
1N4148
R705
10K
KTA1266GR
KTA1266GR
LED01R752
KLR-124E1.5K
Q730
Q731
R744
R754
1K
1K
D702
1N4004
R746
100
R745
100
R755
100
R756
100
2
Q745
FWP50N06
Q755
FQP50N06
Q746
FQP50N06
Q756
FQP50N06
C752
104P
C751
2200/25V"RX"
C750
2200/25V"RX"
R803
4.7M/0.5W
C802
18P/3KV
R725
Q706
10K
KTA1266GR
10
TH01
C718R719
50KTH
100/16V10K
R726D705
5101N4148
Q707
KTC3198BL
1
C720
104P
R731R730
22K1K
R732C721
33K10/25V
C722R733Q708
47/25V15KKTA1268GR
R734
R790
15K
PROTECTION
10K
C793
473P
CCFL+12V
GND
LOADINVERTER
ABC DEFGH
2-4
Page 7
Printed circuit boards
Main board (forward side) Main board (reverse side)
KS-AX7300
TER03TER02
R752
5
R378
C445
C345
D702
R792
R719
TH01
D751
4
D752
U703
U704
3
R791
R715
R726
D704
D731
R705
R716
R720
R732
R770
R717
D732
R771
C715
R725
R731
C777
C778
C764
R750
R704
R730
D735
R740
R718
R478
D734
C794
C717
C719
C761
C716
C706
Q705
C766
C765
C763
C705
R751
Q702
C718
C762
Q706
Q707
Q790
R703
C701
Q710
C720
CCFL
C767
R702
C740
VR701
L710
C768
BJ101
R741
Q701
R701
D711
C722
C769
C721
C771
Q731
R733
C773
F01
D710
Q708
R754
R777
R742
U701
R734
Q730
C741
R743
R744
C760
R760
TER01
LED01
L701
C793
C791
W01
C792
R790
C702
D701
C709
T701
R780
R782
R778
R781
C752
D770
C770
C774
C772
D771
C750
C780
Q780
C795
R178
C781
R756
R755
R745
R746
C145
Q756
Q755
Q746
Q745
C751
C245
R278
C709
C145
C245
R278
Q756
R756
Q755
R755
Q745
R745
Q746
R746
R178
C751
C752
Q780
C750
C781
R781
R780
D771
D770
C770
C772
C774
C702
D701
T701
W01
SUB1SUB2
REAR
R-IN
L-IN
GND
-15V
+15V
R-F OUT
9+4'
L-OUT
R-OUT
-15V
+15V
R-F IN
L-F INL-F OUT
+-
LED01
L701
R760
C793
C791
C792
R790
GND
F01
R752
Q710
R741
VR701
CCFL
C767
R751
R703
C716
C715
Q702
R716
R702
C740
C720
R750
C701
C794
Q705
R704
R718
Q706
R740
C717
C718
R725
R731
C719
R730
Q707
Q790
C706
C705
R
C768
L710
C766
D735
C761
D734
C762
C763
C765
C764
BJ101
Q701
R701
U701
C741
C760
R743
R754
Q731
R742
D711
C721
Q730
R744
D710
Q708
R733
C722
R734
C769
C771
C773
L
TER03 TER02
R478
C
4
4
5
R715
D702
R791
R717
R792
R705
R719
R726
R720
D704
R732
TH01
D751
D752
D732
D731
U703
U704
R378
C345
R155
C104
R141
C141
C241
R157
R257
R158
R258
R277
C106
R177
C219
R105
Q201
Q101
D201
C105
C119
D101
R297
C147
C249 C149
R242
R160
R260
R296
R254
C121
R142
Q103
Q203
C246C146
R154
C220
R196
R161
R261
C120
C240
R197
C140
C196
C248
Q116
Q216
C197
C148
R162
Q317
R262
C190
R275
Q106
Q206
Q104
Q204
R195
R276
R265
R165
R175
Q318
C297
C143
R173
C243
R273
C296
Q109
R190
Q209
C290
R176
R166
R266
C244
C144
R290
R267
R295
C397
R167
R269
R169
C390
C396
C497
R270
R170
Q210Q110 Q211Q111
C496
C490
Q107 Q207
R395
R495
R494
C191
C491
R194
R394
C391
C291
R294
C144
E
R170
Q107
EE
CC
BB
Q207
EC
CB
B
L
R495
-- --
R494
R394
++ ++
R395
R294
R194
R167
Q110
R169
C244
R290
R270
R267
R269
Q210 Q211 Q111
FRONTREAR
C496
C296
R295
C396
C297
C497
C397
R142
C119
R133
C120
C148
Q317
R141
R162
Q103
R157
Q101
R161
R160
R158
R159
R155
R154
C140
C141
R177
D101
Q116
C146
C147
R242
C219
C248
R262
C240
Q216
C121
R296
R196
R233
C220
R241
R257
Q203
Q201
C249C149
R259
R258
R261
R260
R254
R255
C241
R277
D201
C246
C204
R205
C122
C104
R105
C105
R297
R102
R106
C106
R103
R175
R176
R166
Q104
Q106
C143
Q109
R165
R173
R190
Q318
R276
R275
R266
Q204
Q206
C243
R265
Q209
R273
RLR
R197
C196
R195
C197
Q102
Q105
Q202
Q205
C205
Q108
R253
R153
Q208
U101
R143
Q150
FRONT
C142
L-F OUT
R-F OUT
R164R163
+15V
-15V
GND
L-IN
R-IN
R156
Q250
R243
R263
C242
C123
R264
C124
R256
R202
R204
C203
C202
R203
C201
R104
C103
C101
C206
R206
C102
C314
R201
R101
L-F IN
R-F IN
+15V
-15V
R-OUT
L-OUT
C313
GND
RCA01
R456
R453
R464
C442
R463
R443
Q450
R353
R364
C342
R363
Q350
R343
R401
C446
D401
Q416
R477
C441
Q408
R455
R459
R458
R460
Q405
C449
Q401
Q402
R457
R441
C419
R433
R442
R356
D301
R377
C341
Q308
R355
R358
R359
R360
Q305
C349
Q301
R357
Q302
R341
C319
R333
C402
C403
R404
C401
C301
R301
C303
R304
R473
R469
C440
Q409
R467
R465
R454
R461
C443
Q406
Q403
Q404
R462
R466
R475
R470
C420
C346
R354
R361
Q303
C320
R342
U301
C302
R490
C444
C448
Q319
Q320
C347
R390
Q316
R373
R369
C340
Q309
R367
R365
C343
Q306
R370
Q304
R366
R362
C348
R375
R376R476
C344
C322
C304
C404
R405
R402
R403
R305
C321
R396
R397
C305
R496
C405
R406
C406
R497
R306
R303
R302
C306
BB
Q410 Q411
CC
EE
B
Q310
C
E
Q307Q407
B
Q311
C
E
C123
R201
C202
C201
C101
C102
R101
C124
R203
R206
C206
R243
R202
U101
R143
C142
C242
R156
Q250
R264
R256
C205
R164
R263
C204
Q150
R163
R103
R205
R153
Q208
R253
Q102
Q105
Q108
Q202
Q205
R102
R133
R159
R241
R233
R259
R255
C122
R106
Q406
Q306
C448
U301
R462
R362
C348
Q416
Q316
C440
C340
C320
C420
C347
R361
R461
C446
R454
Q403
R342
R442
C346
R354
Q303
R460
R360
C402
C401
C301
C302
R301
C449
C349
D301
C319C419
R401
Q401
Q301
D401
R377
R477
L402
L301
C441
R458
R457
C341
R358
R357
R441
R341
R455
R433
R355
R333
R459
R359
Q405
Q305
Q408
Q402
Q308
Q302
R456
R356
Q450
Q350
R464
R364
R463
R363
R343
R453
R443
R353
C342
C442
C313
L202
C314
L302
L102
L201
L401
L101
RCA01
R473
R465
R467
Q409
R469
C443
R466
R305
R369
C304
R303
R370
R490
C322
R367
C344
C444
Q319
R390
C405
R405
R366
C406
Q309
R376
R476
R373
C343
C404
R365
Q404
Q320
R375
R406
R475
Q304
R403
R402
R470
2
Q307 Q407
Q311 Q310 Q410Q411
R397
R497
R396
R496
C306
C321
C305
R306
R302
1
ABC DEFGH
2-5
Page 8
KS-AX7300
CCFL board
KS-AX7300
5
R408
R308
C307
C325
R310
C308
R312
4
U302
CON03
U306
Sub board (forward side)
R309
R409
C407
R311
R411
R410
VR303VR103
R335
R334
R336
R337
C317
R339
R338
C316
VR301
C425
R412
C408
C415
R435
C315
PAS113-01
R436
R434
R437
R438
U406
Sub board (reverse side)
R432
C314
R332
C313
R315
C312
CON01
R318
R316
C414
VR302
R330
C413
SW301
R314
C309
U303
R313
R413
C409
R414
U304
R430
R317
C412
R431
R331
R418
R417
R415
R416
C410C310
R802
+12V(RED)
GND(BLACK)
C803
D801
Q803
R804
C804
R432
R430
R317
C412
R431
R331
R418
R417
R415
R416
C410 C310
C414
R330
C413
SW301
U303
U304
C314
R332
VR302
C313
R315
C312
R314
C309
CON01
R313
R413
C409
R414
R318
R316
R412
C408
VR301
C425
C415
PAS113-01
R436
R437
U406
R309
R409
R311
R411
R410
VR303VR103
R435
C315
R335
R434
R336
R337
R438
R339
C316
R408
R308
C307
C407
C325
R310
C308
R312
U302
R334
CON03
C317
R338
U306
3
R440
C416
R340
C417
R439
U305
C411C311
C411 C311
U305
R440
C416
C417
R439
R340
CON02
C114
U105
U104
C210C110
R116
R118
R214
R113
R114
R216
U103
R215
R217
R218
R131
R213
C109 C209
R231
C212
SW101
C213
R130
R230 R117
R232
VR102
C214
L801
R801
J101
Q802
C805
C801
T02
C802
Q801
C212
R230 R117
R232
C214
R240
R140
U106
C116
R138
R137
C117
R239
C216
U206
R139
R237
R238
R234
R136
C217
R236
C111 C211
2
CON04
R134
R135
C115
R112
U102
C108
R111
R110
C125
1
R108
C107
R208
C207
R211
R210
R109
R209
C208
C215
R235
R212
VR101
C225
C112
R115
C113
R132
C210 C110
R216
R215
R217
R218
R131
R231
C213
VR102
U105
U104
U103
SW101
R130
C111C211
R116
R118
R214
C209
R213
R113
CON02
R114
C109
C112
R115
C113
R132
C114
R240
R239
U206
R237
R238
R234
C217
R236
C208
C215
R235
R212
VR101
C225
R140
C216
U106
C116
R139
R138
R136
R137
C117
CON04
R134
R135
C115
R112
U102
R211
R210
C108
R111
R110
C125
R108
C107
R109
R208
R209
C207
ABC DEFGH
2-6
Page 9
< MEMO >
KS-AX7300
Page 10
KS-AX7300
VICTOR COMPANY OF JAPAN, LIMITED
AV & MULTIMEDIA COMPANY 10-1,1Chome,Ohwatari-machi,Maebashi-city,371-8543,Japan
(No.49808SCH)
Printed in Japan
2003/03
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