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KD-S7350
JVC KD-S7350 User Manual
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KD-S7350/KD-S690
2-3
P
ar
ts are safety assurance parts.
When replacing those par
ts make
sure to use the specified one.
Rear signal
T
uner signal
F
ront signal
CD signal
IC302
X701
C706
C705
D903
IC161
Q963
Q964
C196
R906
C910
R902
C331
C195
R892
R907
R908
R728
R905
D976
C185
C320
C701
C186
Q241
C321
C351
D907
C914
C341
Q977
R250
IC901
R901
C168
R194
Q331
R893
C188
D906
C167
C187
R193
C906
C913
C915
C161
C317
C303
C313
C314
C315
C316
C306
C305
C304
CJ321
R183
Q321
Q351
Q341
R962
R184
Q301
R961
C333
R305
R306
Q976
C902
L701
R355
R341
R351
B801
B802
C334
R803
R307
R161
R810
R809
R733
R808
R806
R345
R342
R807
R248
R321
R332
R331
R322
C300
R335
R325
C245
C318
C171
R243
R245
C319
D242
CJ322
C709
R732
R246
C703
X1
R171
C901
CN901
D331
D341
D901
R178
R176
R175
R177
C151
C152
C702
R316
R352
R725
D905
C905
D241
R968
R967
C165
C976
R903
C908
C193
C904
C977
R909
C909
C166
C907
C173
C175
C172
D977
C975
D908
C162
R165
D301
R166
R185
R186
C164
C163
R162
R163
D244
D245
L901
C308
L702
R802
R804
D161
R805
R811
D171
C194
C183
R801
C184
C801
C364
IC801
C363
C362
C361
C309
C141
R244
C244
R308
D243
C242
C903
C142
R172
R173
R247
C243
C174
C707
C176
R187
C143
C144
R249
LA4743K
QAX0406-001Z
22P
22P
1SS355-X
TEA6320T-X
2SB709A/R/-X
KRC102S-X
0.33
1K
10/16
9.1K
100P
0.33
2.2K
2.2k( 1/8W)
2.2k( 1/8W)
47K
1.2K
1SS355-X
0.33
22/16
220/10
0.33
2SD601A/R/-X
100P
100P
0.1
100P
QMFZ047-150-T
UN2111-X
220
HA13164A
1K( 1/4W)
4.7/25
27K
2SD1781K/QR/-X
47K
4.7/25
4.7/25
4.7/25
27K
2.2/50
10/16
10/16
1/50
0.022
100P
100P
100P
100P
100P
100P
100P
100P
27K
2SD1781K/QR/-X
2SD1781K/QR/-X
2SD1781K/QR/-X
0
27K
KRC102S-X
51K
0.027
47K
470
UN2111-X
0.01
4.7
2.2K
820
820
0
0
0.027
0
4.7K
220K
10K
330
47K
22K
47K
2.2K
100
100
47
820
100
820
100
0.022
2.2K
2.2K
1/50
100/16
1/50
1K
12K
47/16
RB160M-30-X
QNZ0095-001
QAM0013-006
0.1
10K
180K
0.1
220K
2200/16
QNZ0611-001
1SS355-X
1SS355-X
1N5401-F64
4.7K
270
270
4.7K
1/50
1/50
0.1
47K
100
47K
RB160M-30-X
0.01
220/10
UDZS5.1B-X
10K
27K
0.033
47/6.3
4.7K
220/10
390P
22/16
100/16
10K
RB160M-30-X
220/10
0.0056
0.01
0.18
0.033
0.0082
UDZS11B-X
0.082
RB160M-30-X
0.0082
RB160M-30-X
47K
1SS355-X
47K
47K
47K
0.22
0.18
22K
2.2K
1SS355-X
1SS355-X
QQR1362-001
4.7/25
4.7
100K
100
UDZS5.6B-X
47K
100K
UDZS5.6B-X
390P
390P
100K
390P
0.01
0.1
HD74HC126FP-X
0.1
0.1
0.1
4.7/25
47/16
0.22/50
1K
1SS355-X
22/16
47/16
100/10
22K
2.2K
22K
0.047
0.22
220/10
0.0056
10
100/16
0.01
47K
LRO
CDON
PS2
TELMUTE
POWER
RF+
R5V
ANT
LFO
JBUS.SI
9
V
CD8V
TU.LCH
RF-
RR-
LR-
CH.LCH
LR+
LF-
LF+
RR+
CD.R
RRO
SDA
SCL
TU.RCH
JBUS.SO
JBUS.I/O
CH.RCH
CD.L
RFO
JBUS.SCK
JBUS.INT
MUTE
ILL-10V
MUTE.CONT
LRO
MUTE
LFO
RRO
RFO
RR-
LF-
RF-
RR+
LR-
RF+
LF+
CH.LCH
CH.RCH
LR+
NOT USED
NOT USED
DE
F
G
w
w
w
.
x
i
a
o
y
u
1
6
3
.
c
o
m
Q
Q
3
7
6
3
1
5
1
5
0
9
9
2
8
9
4
2
9
8
T
E
L
1
3
9
4
2
2
9
6
5
1
3
9
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
3
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299
http://www.xiaoyu163.com
http://www.xiaoyu163.com
42
44
Table of Contents
49778.pdf
1
SECTION 1
2
1.1 Safety Precautions
2
1.2 Preventing static electricity
3
1.2.1 Grounding to prevent damage by static electricity
3
1.3 Handling the traverse unit (optical pickup)
3
1.4 Attention when traverse unit is decomposed
3
SECTION 2
4
2.1 Main body section
4
2.1.1 Removing the front panel assembly (See Fig.
4
2.1.2 Removing the front chassis assembly (See Figs.
4
2.1.3 Removing the heat sink (See Fig.
5
2.1.4 Removing the bottom cover (See Figs.
5
2.1.5 Removing the rear bracket (See Fig.
5
2.1.6 Removing the main board assembly (See Fig.
6
2.1.7 Removing the CD mechanism assembly (See Fig.
6
2.1.8 Removing the front board (See Figs.
7
2.2 CD Mechanism Assembly
8
2.2.1 Removing the top cover (See Figs.
8
2.2.2 Removing the connector board (See Figs.
9
2.2.3 Removing the DET switch (See Figs.
10
2.2.4 Removing the chassis unit (See Figs.
11
2.2.5 Removing the clamper assembly (See Figs.
12
2.2.6 Removing the loading / feed motor assembly (See Figs.
13
2.2.7 Removing the pickup unit (See Figs.
14
2.2.8 Reattaching the pickup unit (See Figs.
14
2.2.9 Removing the trigger arm (See Figs.
15
2.2.10 Removing the top plate assembly (See Fig.
15
2.2.11 Removing the mode sw. / select lock arm (See Figs.
16
2.2.12 Reassembling the mode sw. / select lock arm (See Figs.
17
2.2.13 Removing the select arm R / link plate (See Figs.
18
2.2.14 Reattaching the Select arm R / link plate (See Figs.
18
2.2.15 Removing the loading roller assembly (See Figs.
19
2.2.16 Removing the loading gear 5, 6 and 7 (See Figs.
20
2.2.17 Removing the gears (See Figs.
21
2.2.18 Removing the turn table / spindle motor (See Figs.
22
SECTION 3
23
3.1 Adjustment method
23
3.2 Troubleshooting
24
3.2.1 Feed section
24
3.2.2 Focus section
24
3.2.3 Spindle section
24
3.2.4 Tracking section
24
3.2.5 Signal processing section
25
3.3 Maintenance of laser pickup
26
3.4 Replacement of laser pickup
26
SECTION 4
27
4.1 HA17558F (IC571) : Ope. amp.
27
4.2 LA6579H (IC561) : 4-Channel bridge driver
28
4.3 TA2157FN (IC501) : RF amp
30
4.4 TC94A14FA (IC521) : DSP & DAC
32
4.5 UPD178078GF-592 (IC701) : System CPU
34
4.6 RPM6938-SV4 (IC602) : Remote control receiver
36
p49778sch.pdf
39
Cover
39
Block diagram
41
Standard schematic diagrams
42
Printed circuit boards
48
Back cover
50
49778par.pdf
51
Cover
51
Exploded view of general assembly and parts list (Block No. M1)
52
CD mechanism assembly and parts list (Block No. MB)
55
Electrical parts list (Block No. 02)
58
Packing materials and accessories parts list (Block No. M3,M5)
64
4
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JVC KD-S7350 Specifications
General
Brand
JVC
Model
KD-S7350
Category
Car Receiver
Language
English
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