Sharp HT-X1H (serv.man2) Service Manual ▷ View online
HT-X1H
6 – 22
Figure 6-22 DVD UNIT PWB (5/7)
5
6
7
8
A
B
C
D
8
7
6
5
C17
0.1
0.1
1
2
3
4
5
6
7
8
9
2
3
4
5
6
7
8
9
J1
CON9
RGB_S
2
1
3
Q9
8550
8550
R61
33
R83
2K
C28
0.1
0.1
VCCV
GNDV
CVBS
LD5
LD4
LD0
LD3
LCS1#
D0
3
Q0
2
D1
4
Q1
5
D2
7
Q2
6
D3
8
Q3
9
D4
13
Q4
12
D5
14
Q5
15
D6
17
Q6
16
D7
18
Q7
19
OE
1
CLK
11
U3
74HC374
GND
SE_RGB
DAC_MD
DAC_MC
ML1196
DAC_MC
ML1196
LD[7:0]
LCS1#
SE_RGB
R132
1K
1K
Y
B
C
YDAC
FDAC
CDAC
VDAC
Y
U WARD
VIDEO OUTPUT TABLE
G
R
H WARD
UDAC
Y
Cr/Pr
Cb/Pb
C
CVBS CVBS CVBS CVBS
CVBS
L12
FB
L13
FB
L14
FB
L15
FB
L16
FB
1
2
3
4
5
6
7
8
9
10
J3
CON10
GNDV
D10
RLS4148
XGND
A
A
K
K
D8
R
LS4148
A
A
K
K
D9
RLS4148
C187
3300P
3300P
XGND
C188
3300PF
3300PF
YGND
L23
2.4uH
C88
470PF
470PF
L24
2.4uH
C89
open
open
R169
82
C90
220PF
220PF
C91
open
open
R170
82
C92
OPEN
OPEN
R171
82
C93
OPEN
OPEN
L25
2.4uH
L26
2.4uH
C94
220PF
220PF
R172
82
C95
470PF
470PF
C96
220PF
220PF
R173
82
C97
470PF
470PF
L27
2.4uH
GNDV
GNDV
GNDV
GNDV
GNDV
GNDV
GNDV
GNDV
GNDV
GNDV
GNDV
GNDV
GNDV
GNDV
GNDV
UDAC
CDAC
YDAC
VDAC
FDAC
CDAC2
UDAC2
G/Y
C/cvbs
C/cvbs
CVBS
RGB_S
G/Y
C/cvbs
CDAC2
UDAC2
C189
OPEN
OPEN
GND
GNDA
M1
M2
M3
M4
M5
M6
M7
M8
M9
M10
M11
M12
M13
M14
M15
M16
M17
M18
M19
M20
M21
M22
M23
M24
mark dot
LD1
LD2
LD2
LD6
LD7
LD7
L-IN
R-IN
+
C31
10uF/16V
+
C33
10uF/16V
04
16V
16V
+
C105
10uF/16V
R51
5.1K
R52
5.1K
C109
47PF
47PF
R53
5.1K
C114
47PF
R54
5.1K
GNDA
GNDA
1
2
3
4
5
2
3
4
5
J6
CON5
SPDIF IN
GND
L-IN
GND
L-IN
R-IN
GNDA1
SPDIF IN
GNDV
2
1
3
Q4
2907
2907
R40
OPEN
VCCV
R43
75
R56
75
GNDV
2
1
3
Q5
2907
2907
R41
OPEN
VCCV
R60
75
R63
75
R85
OPEN
GNDA
GNDA1
MUTE
AV_SLT0
AV_SLT
D1
RLS4148
C1
2200
GNDV
GND
C13
2200
L2
10uH
C107
2200
RFGND
DVD SERVO PWB UNIT-2/3
HT-X1H
6 – 23
Figure 6-23 DVD UNIT PWB (6/7)
1
2
3
4
4
3
2
1
D
C
B
A
+
C15
100uF/16V
SDATA
F
RFOUT
PVC
PD
DVDLDO
PVC
FOCUS-
SCSJ
MEVO
CDLDO
D
RFOUT
C
PD
CDLDO
VRDVD
E
VRCD
TRACK+
TRACK-
TRACK-
E
F
A
DVDLDO
SVREF1
CDL
D
RF50V
RF
50
V
B
DV
DL
D
FOCUS+
SCLK
RF
50
V
RF50V
C134
1000PF
C38
0.1
C142
0.01U
C144
2200P
C145
2200P
DVDFRP
1
DVDRFN
2
A2
3
B2
4
C2
5
D2
6
CP
7
CN
8
D
9
C
10
B
11
A
12
CD_D
13
CD_C
14
CD_B
15
CD_A
16
CD
_F
17
CD
_E
18
VP
B
19
VC
20
DVDL
D
21
CD
LD
22
DVDP
D
23
CD
PD
24
VNB
25
LDON
26
MIR
R
27
MP
28
MB
29
MLP
F
30
MIN
31
MEV
O
32
RF
D
C
64
RF
SI
N
63
AT
OP
62
AT
ON
61
AI
N
60
AI
P
59
VP
A
58
RF
A
C
57
BY
P
56
DI
N
55
DI
P
54
FN
P
53
FN
N
52
VNA
51
MEV
50
RX
49
SDEN
48
SDATA
47
SCLK
46
V33
45
LCP
44
LCN
43
MNTR
42
CE
41
FE
40
TE
39
PI
38
V25
37
V125
36
TPH
35
DFT
34
LINK
33
U7
ES6603
C148
160P
R116
10
C39
0.1
C149
33000P
C150
820P
C40
0.1
R150
1K
C151
0.22U
C152
100P
C41
0.1
0.1
C42
0.1
C146
2200P
C143
0.01U
C153
0.047U
R152
1K
R75
R117
10
C135
1000PF
R153
12K(1%)
C43
0.1
+C155
100uF/16V
C44
0.1
1
3
2
4
Q10
2SB1132
1
3
2
4
Q11
2SB1132
C45
0.1
C147
2200P
C46
0.1
C86
470PF
+
C156
100uF/16V
C87
470PF
RF50V
RFGND
RF50V
RFGND
RFGND
RF33V
RFGND
RFGN
RFGND
LDON
MIRR
SLED-
SLED+
SLED+
LOAD-/DCMO-
LOAD+/DCMO+
MGND
HOMESW
R
TP11
RFO
1
2
3
4
5
6
2
3
4
5
6
J4
CON6
LDON
MIR
R
TP1
LDO
L10
FB(0805)
L11
FB(0805)
FO+
2
FO-
1
NC
16
CD-LD
19
VR(CD)
17
VR(DVD)
18
B
10
E
15
D
6
C
5
GND-PD
12
A
9
(VCC)
14
Vc(Vref)
13
F
11
RFOUT
8
TR+
3
TR-
4
GND
27
GND
28
GND
26
GND
25
MD
20
HFM
21
NC
22
DVD-LD
23
GND-LD
24
CD/DVD SW
7
JB1
0.5S-1-24PB
CD-DVD
D
C
B
A
C
B
A
D5
RLS4148
D2
RLS4148
RFGND
RFGND
C10
OPEN
R9
OPEN
MVCC
A
B
C
D
AA
BB
CC
DD
BB
CC
DD
AA
BB
CC
DD
DVD SERVO PWB UNIT-3/3
HT-X1H
6 – 24
Figure 6-24 DVD UNIT PWB (7/7)
5
6
7
8
A
B
C
D
8
7
6
5
LOAD-/DCMO-
LOAD+/DCMO+
R133
4.7K
R145
22K
R148
1.5K
+
-
3
2
1
8
4
U6A
TL3472
R120
10K
R146
22K
R149
1.5K
R121
10K
R131 1M
MVCC
MVCC
MGND
MGND
MGND
MOCTL
SDATA
SCSJ
MEVO
FEI
CEI
SVREF15
TEI
RF50V
SBAD
SCLK
RF50V
EN
48
TA
47
LK
46
V33
45
CP
44
CN
43
TR
42
CE
41
FE
40
TE
39
PI
38
V25
37
125
36
PH
35
DFT
34
NK
33
C148
160P
TP4
MNTR
C39
0.1
P
1
U
C42
0.1
C143
0.01U
C153
0.047U
R75
0
12K(1%)
TP5
DEFCT
C46
0.1
RFGND
RF33V
RFGND
RF50V
FEI
SDEFCT
SCLK
LDON
MIRR
CEI
TEI
DIN
DIP
SDATA
SBAD
SCSJ
TP9
SVREF15
V
RCD
V
RDV
D
2
3
1
Q12
2SK3018
R122
10K
2
3
1
Q14
2N3904
R123
10K
R76
100
R97
100K
R108
18K
2
3
1
Q15
2N3904
R154
100
2
3
1
Q13
2SK3018
RF50V
RF50V
RFGND
CD-DVD-CTR
B
C
D
S
C
E
S
G
D
B
G
E
TRACK-
FOCUS-
TRACK+
SLED+
LOAD-/DCMO-
MVCC
LOAD+/DCMO+
MVCC
SLED-
MVCC
FOCUS+
SVREF15
R155
1(0805)
C158
0.1
R156
1(0805)
R147
22K
C159
4700P
4700P
R159
47K
C47
0.1
R161
33K
L9
FB(0805)
R77
0
C162
100P
100P
R124
10K
R162
33K
R69
6.8K
D6
RLS4148
R160
47K
C163
100P
R164
12K
12K
VINFC
1
CFCERR1
2
CFCERR2
3
VINSL+
4
VINSL-
5
VOSL
6
VNFFC
7
VCC
8
PVCC1
9
PGND
10
VOSL-
11
VOSL+
12
VOFC-
13
VOFC+
14
STBY
28
BIAS
27
VINTK
26
CTKERR1
25
CTKERR2
24
VINLD
23
PREGND
22
PVCC2
21
VNFTK
20
PGND
19
VOLD-
18
VOLD+
17
VOTK-
16
VOTK+
15
GND
29
GND
30
U8
BA5954FP
R14
33
R157
1(0805)
R86
3.3K
R158
1(0805)
MGND
MGND
MGND
VCC
SPINDLE
SVREF15
FOCUS
TRACK
SLEGN
MGND
TP12
LDON
TP13
CD-DVD-CTR
CD-DVD
SPDON
SPDON
HT-X1H
7 – 1
Audio
HT-X1H
Service Manual
HT-X1H
Market
E
CHAPTER 7.
FLOWCHART
[1] Troubleshooting
1. When the CD does not function
The CD section may not operate when the objective lens of the optical pickup is dirty. Clean the objective lens, and check the playback operation.
When this section does not operate even after the above step is taken, check the following items.
When this section does not operate even after the above step is taken, check the following items.
Remove the cabinet and follow the trouble shooting instructions.
“Track skipping and/or no TOC (Table Of Contents) may be caused by build up of dust other foreign matter on the laser pickup lens. Before attempting
any adjustment make certain that the lens is clean. If not, clean it as mentioned below.”
any adjustment make certain that the lens is clean. If not, clean it as mentioned below.”
Turn the power off.
Gently clean the lens with a lens cleaning tissue and a small amount of isopropyl alcohol.
Do not touch the lens with the bare hand.
Parts code
1.
CD optical pickup Lens cleaner disc
UDSKA0004AFZZ
HOW TO USE
CAUTION
Cleaning fluid
Cleaner disc
Using the brush in the cleaner cap, apply 1 or 2 drops of the cleaning fluid to the
brush on the CD cleaner disc which has the mark next to it.
Place the CD cleaner disc onto the CD disc tray with the brush side down, then
press the play button.
You will hear music for about 20 seconds and the CD player will automatically stop.
If it continuous to turn, press the stop button.
1.
2.
3.
The CD lens cleaner should be effective for 30-50 operations, however if the
brushes become worn out earlier then please the cleaner disc.
If the CD cleaner brushes become very wet then wipe off any excess fluid with a soft
cloth.
Do not drink the cleaner fluid or allow it to come in contact with the eyes. In the
event of this happening then drink and / or rinse with clean water and seek medical
advice.
The CD cleaner disc must not be used on car CD players or on computer CD-ROM
drives.
All rights reserved. Unauthorized duplicating, broadcasting and renting this product
is prohibited by law.
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