Read Sharp DV-RW250H (serv.man4) Service Manual online
A
B
C
D
E
F
G
H
A
B
C
D
E
F
G
H
2
1
3
4
5
6
7
8
2
1
3
4
5
6
7
8
IC801
MSP3417G-QG-B8
NICAM/A2
1
10
11
12
13
14
15
16
17
18
19
2
20
21
22
23
24
25
26
27
28
29
3
30
31
32
33
34
35
36
37
38
39
4
40
41
42
43
44
5
6
7
8
9
CP8302
IMSA-9615S-20C-PP-A
IMSA-9615S-20C-PP-A
1
10
11
12
13
14
15
16
17
18
19
2
20
3
4
5
6
7
8
9
CP8301
IMSA-9615S-20C-PP-A
IMSA-9615S-20C-PP-A
1
10
11
12
13
14
15
16
17
18
19
2
20
3
4
5
6
7
8
9
CP8303
IMSA-9615S-18C-PP-A
IMSA-9615S-18C-PP-A
1
10
11
12
13
14
15
16
17
18
2
3
4
5
6
7
8
9
IC4501
LC74793/JM
VPS/PDC IC
1
10
11
12
13
14
15
16
17
18
19
2
20
21
22
23
24
3
4
5
6
7
8
9
IC301
LA7210
SYNC DET 1
1
10
2
3
4
5
6
7
8
9
TU301
TCMI0610PD20D
1
10
11
12
13
14
15
16
17
18
19
2
20
21
22
23
3
4
5
6
7
8
9
C302
22
35V
NA
C4504
47
25V
NA
C8088
47
6.3V
KANP
IC8007
NJM2534V
VCR/TUNER VIDEO SW
1234
5
6
7
8
D8314
RB721Q-40
D8310
RB721Q-40
D8307
RB721Q-40
D8303
RB721Q-40
D8301
RB721Q-40
DANS LA NOMENCLATURE DES PIECES
N’UTILISER QUE CELLS DECRITES
DANGEREUSES AN POINT DE VUE SECURITE
:LES PIECES REPAREES PAR UN
ETANT
ATTENTION
:SINCE THESE PARTS MARKED BY
CAUTION
DESCRIBED IN PARTS LIST ONLY
CRITICAL FOR SAFETY,USE ONES
ARE
Q302
KTA1504S_Y_RTK
BUFFER
Q8310
DTA124EKA
MUTE SW
Q8312
DTA124EKA
MUTE SW
X301
CSB500E5
X801
18.432MHz
L4501
22uH
C313
0.22
50V
KA
C8307
4.7
50V
KA
C8326
4.7
50V
KA
C315
0.47
50V
KA
C317
47
16V
YK
C312
0.47
50V
KA
C819
10
50V
YK
C801
3.3
50V
KA
C802
10
50V
KA
C813
100
6.3V
KA
C8329
10
25V
KA
C8309
10
25V
KA
C4502
4.7
50V
KA
C8328
47P
CH
C8304
100P
CH
C8330
100P
CH
C8310
47P
CH
C8303
47P
CH
C8301
47P
CH
C4503
0.01 B
C4506
1B
C4501
0.056
B
C8331
47P
CH
C304
0.022
B
C314
0.0047
B
C311
470P
CH
C316
0.022
B
C309
0.001
B
C310
0.01
F
C307
220P
CH
C8302
100P
CH
C8086
0.1 F
C8087
0.1 F
C4513
0.022
B
C4507
10P
CH
C4508
0.022
B
C818
100P
CH
C822
100P
CH
C812
0.1
F
C806
47P
CH
C821
0.001
B
C803
0.1 F
C804
0.1 F
C817
0.018
B
C814
0.1
F
C816
0.018
B
C811
47P CH
C809
8P
CH
C807
8P
CH
R8325
4.7K
R8324
1K
R8323
47K
R8322
47K
R8318
47K
R8301
47K
R4502
3.3K
R4504
10K
R4501
10K
R8321
4.7K
R8320
1K
R8327
47K
1/4W
R311
1K
R309
1.2K
R315
6.8K
R312
10K
R307
2.2K
R314
82K
R310
220
R306
33K
R304
33K
R313
270K
R316
6.8K
R308
15K
R305
100K
R302
1K
1/4W
R8302
75
R8307
75
R8310
75
R8311
75
R4503
390
R4505
5.6K
R317
1K
1/4W
R318
1001/4W
R808
1K
R804
100
R803
100
R801
100
R802
100
C308
1000
6.3V
YK
C306
1000
6.3V
YK
C8085
100
6.3V
KA
C810
1
50V
KA
C805
47
16V
KA
C4505
47
16V
YK
C8089
47
6.3V
KA
C820
100
10V
YK
C301
100
10V
YK
Q8305
KTC3875S_Y_RTK
A MUTE
Q8302
KTC3875S_Y_RTK
LEVEL SHIFT
Q8306
KTC3875S_Y_RTK
LEVEL SHIFT
Q8307
KTC3875S_Y_RTK
LEVEL SHIFT
Q8304
KTC3875S_Y_RTK
LEVEL SHIFT
Q8301
KTC3875S_Y_RTK
LEVEL SHIFT
Q8303
KTC3875S_Y_RTK
A MUTE
Q301
KTC3875S_Y_RTK
BUFFER
W818
W836
W808
W810
W827
W813
W837
W834
W833
W835
W841
L301
100uH
0305
L8302
100uH
0305
L4502
100uH 0305
L4503
100uH
0305
L802
22uH
0305
L801
22uH
0305
0305
L803
22uH
0305
DURING PLAYBACK.
MEASURED WITH THE DIGITAL TESTER
NOTE:THE DC VOLTAGE EACH PART WAS
CAUTION: DIGITAL TRANSISTOR
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
SWD_AUDIO-L
SWD_AUDIO-R
FRONT_AUDIO_IN-L
SYNC.DET
FRONT_AUDIO_IN-R
P.CON+5V
P.CON+12V
VCR_DUB-H
VCR/TU_V_IN
CH_V_MUTE-H
TU_VIDEO_OUT
OSD_VIDEO_OUT
HIFI_AUDIO_OUT-L
HIFI_AUDIO_OUT-R
TU_AUDIO-L
TU_AUDIO-R
CH_A_MUTE-H
P.CON+5V
TU_VIDEO_OUT
Y/C_VIDEO_OUT
VCR/TU_V_IN
FRONT_Y_IN
V[PR]_V_OUT
FRONT_C_IN
U[PB]_V_OUT
Y[G]_V_OUT
DVD_VIDEO_OUT
AT+5.2V
RF_AUDIO_OUT
FSC
IIC_DATA
IIC_DATA
IIC_CLK
P.CON+5V
DVD_AUDIO_OUT_L
IIC_CLK
DVD_AUDIO_OUT_R
PERI_VIDEO_OUT
SWD_VIDEO
TU_AUDIO-L
TU_AUDIO-R
AGC_DET
ST_RESET
SPDIF
VADDIS_INT
MPEG_DATA
MPEG_CLK
AFT-S.CURVE
P.CON+5V
SIF
+32V
MPEG_RESET
IIC_DATA
TU_VIDEO_OUT
MP_CLK
IIC_CLK
MP_DATA_IN
MP_DATA_OUT
P.CON+8V
DVD_MUTE
FRONT_AUDIO_IN-L
FRONT_AUDIO_IN-R
FRONT_Y_IN
FRONT_C_IN
HIFI_AUDIO_OUT-L
HIFI_AUDIO_OUT-R
TU_AUDIO-L
TU_AUDIO-R
DVD_AUDIO_OUT_L
DVD_AUDIO_OUT_R
DVD_MUTE
SWD_AUDIO-R
SWD_AUDIO-L
RF_AUDIO_OUT
PERI_VIDEO_OUT
V[PR]_V_OUT
Y[G]_V_OUT
U[PB]_V_OUT
DVD_VIDEO_OUT
SWD_VIDEO
SPDIF
VCR_DUB-H
CH_V_MUTE-H
CH_A_MUTE-H
IIC_DATA
IIC_CLK
MPEG_RESET
MP_CLK
MP_DATA_IN
MP_DATA_OUT
VADDIS_INT
MPEG_DATA
MPEG_CLK
AGC_DET
ST_RESET
AFT-S.CURVE
SYNC.DET
OSD_VIDEO_OUT
FSC
DVD_VIDEO_OUT
TU_VIDEO_OUT
Y/C_VIDEO_OUT
MP_P.CON+3.3V
GND
P.CON+8V
P.CON+5V
AT+5.2V
+32V
P.CON+12V
GND
H-18
H-17
FROM/TO REGULATOR
FROM/TO AUDIO
(CP7301)
(VCR PCB)
AV IN/OUT 2 SCHEMATIC DIAGRAM
3.2
3.2
0
3.2
NC
NC
NC
NC
3.2
NC
NC
NC
NC
VSS1
X
’tal IN
X
’tal OUT
SDA
SCL
SYNC
H.OUT
VSS2
CP.OUT
VCO IN
VDD1
RST
CTRL1
DAV
VCOR
VDD2
SYNC IN
SEP C
SEP OUT
SEP IN
V OUT
CTRL2
COLR
NC
NC
NC
NC
VCC
AMP
COMP.
VCO 32FH
1/32
COUNTDOWN
COUNTDOWN
AFC
SYNC
SEP
AND
TU(MD)
V.IN
SCL
SDA
A.IN
BB
MB
AGC
AS
TU
V.OUT
SIF
AFT
SDA
SCL
A.OUT
IF(NC)
SW2
SW1
PCB010
VMD329
VMD329
NC
NC
NC
NC
VADDIS INT
VSC CLK
VSC DATA
MPEG DATA OUT
MPEG DATA IN
MPEG CS
MPEG CLK
GND
VSC ON-H
P-H/I-L
ASP1
ASP2
RESET
IIC_DATA
IIC_CLK
SPDIF
ZERO
MUTE
NC
NC
(CP7303)
NC
V/R_OUT
GND
CVBS_IN
GND
GND
AUDIO_R_OUT
AUDIO_L_OUT
GND
GND
GND
GND
GND
GND
GND
U/B_OUT
Y/G_OUT
Y_OUT
CVBS_OUT
C_OUT
BS/TU V IN
NC
NC
(CP7302)
VCR AUDIO L
VCR AUDIO R
GND
GND
GND
GND
FRONT AUDIO R
FRONT AUDIO L
REAR AUDIO R
REAR AUDIO L
TU AUDIO R
TU AUDIO L
F/R Y IN
F/R C IN
GND
GND
GND
GND
GND
GND
(MUTE)
BAIAS
VCC
H
L
BUFFER
H
L
FROM/TO Y/C/AUDIO/H.AMP SECAM
FROM/TO SYSCON/SERVO/TIMER
FROM/TO 21PIN I/O
9.4
9.3
9.3
5.7
0
9.4
0.4
0
12.0
11.0
5.8
12.1
5.2
0
0
5.0
3.2
3.1
5.1
3.2
1.2
1.6
1.6
3.2
3.2
5.1
5.1
3.2
3.2
3.2
3.2
0.5
0
0
0
0
0.5
2.5
5.0
1.7
0
0
2.5
0
2.4
0
2.5
4.9
4.9
0
2.5
2.6
4.9
4.5
0
2.3
2.3
1.0
0.6
4.9
3.2
2.4
4.3
4.9
4.9
0
3.5
4.9
4.9
FROM/TO HI-FI
5.1
0
2.3
5.0
2.5
0
31.6
0
5.1
0
2.5
4.3
2.3
2.4
2.0
4.0
0
0
31.7
NC
MONO IN
VREFTOP
SC1_IN_L
34 CAPL_M
AHVSUP
SC1_OUT_L
SC1_OUT_R
VREF1
DACM_L
DACM_R
VREF2
RESETQ
IIS_DA_IN2
DVSS
DVSUP
TP_CO
IIS_DA_IN1
IIS_DA_OUT
IIS_WS
IIS_CL
STANDBYEQ
ADR_SEL
D_CTR_OUT0
D_CTR_OUT1
TP
XTAL OUT
XTAL IN
TP
AVSUP
ANA-IN
ANA+IN
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
4.9
1.5
1.5
0
2.3
2.2
2.5
0
0
0
5.0
2.5
2.3
0.7
0.5
0
0
0.5
5.0
0
2.5
5.0
0
0
0
0
0
0
0
3.8
3.8
0
9.2
8.3
0
3.7
0
0
0
3.8
3.8
2.6
3.8
0
23 NC
NC
NC
NC
AGND
NC
NC
NC
SC1_IN_R
44 AVSS
12 SCL
13 SDA
35 AHVSS
24 NC
50
52
51
0
FROM/TO DISPLAY
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