Read Sharp DV-RW250H (serv.man4) Service Manual online
A
B
C
D
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G
H
A
B
C
D
E
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G
H
2
1
3
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7
8
2
1
3
4
5
6
7
8
Q108
KTA1504S_Y_RTK
BUFFER
D101
1SS133
L102
1616003
COIL,BIAS OSC
1
2
3
4
5
6
CP102
IMSA-9604S-06C
IMSA-9604S-06C
1
2
3
4
5
6
CP103
B2013H02-2P
B2013H02-2P
1
2
Q103
DTA124EKA
PB SW
CP101
TOC-C09X-A1
1
2
3
4
5
6
7
8
9
X101
4.433619MHz
100DT4R410
IC101
HA118225F
Y/C/AUDIO/HEAD AMP IC
1
10
100
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
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4
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5
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8
80
81
82
83
84
85
86
87
88
89
9
90
91
92
93
94
95
96
97
98
99
L109
12uH
L110
39uH
L115
1uH
L114
1uH
L107
82uH
L113
1uH
L106
82uH
C159
47
16V
KA
C134
4.7
50V
KA
C116
47
6.3V
KA
C101
33
10V
KA
C118
4.7
50V
KA
C109
47
16V
KA
C176
47
16V
KA
C114
22
16V
KA
C181
4.7
50V
KA
C152
2.2
50V
KA
C111
10
25V
KA
C119
10
25V
KA
C135
10
25V
KA
C172
10
25V
KA
C191
1B
C168
0.1
F
C147
0.1
B
C155
1B
C170
0.1
B
C145
0.033
B
C143
0.022
B
C161
3P
CH
C178
100P
CH
C174
0.1
B
C169
0.1
B
C113
0.01
F
C160
0.1 B
C106
0.022
100V
MMTV
C102
0.01
B
C165
0.01
B
C157
0.01
B
C162
47P
CH
C129
0.001
B
C146
0.1
B
C166
0.01
B
C163
0.01
B
C124
0.01 B
C123
0.01 B
C122
0.01 B
C121
0.01 B
C154
0.1
B
C103
0.0047 B
C104
0.01
B
C107
220P CH
C126
820P
CH
C112
0.1
B
C108
0.01
F
C184
0.01
B
C173
0.01
B
C117
1 B
C132
1B
C115
0.001
B
C120
100P
CH
C144
27P
CH
C142
0.1
B
C151
1B
C140
0.1
B
C156
1B
C171
0.01 B
C110
0.01 B
C136
0.018
B
C137
150P
CH
C177
100P CH
C179
0.01 B
C138
10P CH
R117
100
R134
1K
R110
47K
R121
270
R130
4.7K
R122
27K
R132
10M 1/4W
R137
39K
R105
4.7K
R106
4.7K
R114
15K
R116
100
R119
6.8K
R125
1K
R103
10K
R109
5.6K 1/4W
R107
330K
R104
220
R111
10K
R113
18K
R115
22K
R112
18K
R123
4.7K
R101
2.2K
R102
3.3
1
/4W
R120
1.2K
C105
220
6.3V
KA
C167
47
16V
KA
C148
2.2
50V
KA
C133
4.7
50V
KA
C141
0.47
50V
KA
C150
3.3
50V
KA
C158
1
50V
KA
C180
3.3
50V
KA
C175
10
25V
KA
Q104
KTC3875S_Y_RTK
PB SW
Q105
KTC3875S_Y_RTK
PB SW
Q102
KTC3203_Y
OSC
Q101
KTC3875S_Y_RTK
NORMAL AUDIO
REC ST SW
REC ST SW
W801
W802
TP102
H.SW
TP103
V.ENV
L111
100uH
0305
L112
22uH 0305
L101
100uH
0305
L108
22uH
0305
L103
100uH 0305
L104
100uH
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
CD102
2F061501
FFC
FSC
V_H.SW
IIC_DATA
IIC_CLK
P.CON+5V
AUDIO_MUTE-H
P.CON+5V
AUDIO_MUTE-H
CTL+
CTL-
ENV.DET
DUMMY_V.SYNC
V_H.SW
V.REC_ST-H
IIC_DATA
IIC_CLK
Y/C_VIDEO_OUT
SYNC
FSC
TU_VIDEO_OUT
DVD_VIDEO_OUT
Y/CVIDEO_OUT
ENV.DET
SWD_VIDEO
P.CON+5V
GND
P.CON+5V
SP-L
SP_COM
NORMAL_AUDIO_IN
SP-R
NORMAL_AUDIO_OUT
HF1
EP-L
HF2
HF_COM
EP_COM
EP-R
HF1
HF_COM
HF2
SP-R
SP_COM
SP-L
EP-R
EP_COM
EP-L
SYNC
DUMMY_V.SYNC
P.CON+5V
Y/C_VIDEO_OUT
CTL-
CTL+
NORMAL_AUDIO_OUT
NORMAL_AUDIO_IN
V.REC_ST-H
P.CON+5V
V.REC_ST-H
DVD_VIDEO_OUT
TU_VIDEO_OUT
P.CON+5V
P.CON+5V
SWD_VIDEO
H-14
H-13
FROM/TO CYL
FROM/TO HI-FI
FROM/TO REGULATOR
FROM/TO 21PIN I/O
FROM/TO AV I/O2
Y/C/AUDIO/HEAD AMP SECAM SCHEMATIC DIAGRAM
(VCR PCB)
1.9
NC
NC
NC
NC
NC
2.4
NC
NC
NC
NC
0.7
0
0
0.7
0
0
FE HEAD(HOT)
FE HEAD(GND)
NC
NC
NC
NC
AUDIO PB
AUDIO REC
AE HEAD(-)
AE HEAD(+)
CTL+
CTL-
PCB010
VMD329
VMD329
FROM/TO HEAD AUDIO CONTROL
EP/LP COM
SP COM
HF COM
EP/LP-CH2 (L)
EP/LP-CH1 (R)
HF2 (L)
HF1 (R)
SP-CH2 (L)
SP-CH1 (R)
FROM/TO FULL ERASE HEAD
FROM/TO SYSCON/SERVO/TIMER
0
GND
GND
AUDIO
SW1
REC EQ
ON
EP
AUDIO Vcc
SW49
SP1
SP1
SP2
Vcc
PER/REC
SW46
SP1
Vcc
PRE/REC ENV
DET
HPF
DET
DET
Comp
C GND
C Vcc
CCD
Clock Driver
CCD
Vcc
C-GND
SW27
R
P
P
R
SW32
+
+
C.K
Y-Vcc
(-10dB)
ATT
Y-GND
SP
SW40
+
CH2
CH1
CH2
CH1
SP1
SP2
SW44
SW45SP2
SP2
SW47
SW48
SW42
SW43
SP
VCA
SW41
TANK
B-Y
Invert
CCD
CONT
CR DET
X-Tal
VCO/OSC
MESECAM
DET
Killer
REC
APC
APC
APC
REC
APC
APC
PB
Discri
Down
Conv
Conv
LCVCO
ACC
Det
Det
ACC
SW
SW
Chroma
ACC Det
ACC Det
APC SW
2fsc
Y-CCD
Control
Mode
C-CCD
LPF
CCD
SP ON
PRE AMP
TH
TRAP
SW4
SW3
SW2
ON
REC
VCA
SW5
DET
SW6
BAND
GAP
SW7
AUDIO ALC
R P
SW13
ATT
(-6dB)
ATT
(-4dB)
(-10dB)
ATT
(-10dB)
ATT
W.C/DC
OFFSET
CARRIER
EMPH
MAIN
SW10
R
P
PB AGC +APL
REC FBC+ALC
DE EMPH
MAIN
P
MEMO
DLIM
DO
Det
Det
SW11
Sub LPF
R
f0/Dev ADJ
REC
Filter
FM MOD
G-EQ
629K
TRAP
TRAP
FM
AGC
AGC
P
R
LPF
P.EQ
SW12
SQPB
DL
SQPB
SQPB
S-Det
DET
EXT
INT
SW9
SW8
2M LPF
HPF
R
P
ACC
INT
EXT
REC
MUTE
MUTE
FH TRAP
CTL TRAP
REC TRAP
HiFi TRAP
HiFi TRAP
R
P SW34
SW38
Chroma
ACC
SW35
C-ACC;ON
C-ACC;
Through
SW33
Main
Conv1
CLPF1
4Phase
CLPF2
Main
Conv2
SW31
P
R
P
R
C-Delay
4.43PAL
CHANGEDELAY
MPAL
SW28
BPF
R
P
VCA
L-Det
SW30
SW29
R
P
R
P
SW51
NP Conv
C.K
Pilot
Erase
Erase
R
P
SW26
INT
L-SECAM
EXT
LPF
GCL
6dB
AMP
AMP
N.L
Emph
DEH
SW15
P
R
SW16
VIDEO AGC
SW18
R
ATP
TRAP-NC
NP-NC
PC
Y-LPF
SECAM
Delay
R
P
N.L
De-Emph
SQPB
EQ
L-SECAM
B.D
L-SECAM
SW19
YNR
R
P
SW20
GCL
DO
SW24
PG
SYNC
Sep
SW52
CLEAR SYNC
C-Suquelck
Suquelck
CLAMP
FEED BACK
VIDEO ALC
/REC
V-AMP
GCL
DO
GCL
R*SDECK
35Pin
AGC
Det
Det
PG
SW22
R*SDECK
SQPB
SQPB
SW17
BE
ADJ
Mix Level
L-SECAM
L-SECAM
SW36
REC TRAP ON
LPF
L-SECAM
SW37
REC TRAP
OFF
L-SECAM
SW39
5.0
5.0
5.0
1.2
0
0 5.0 3.2 2.5 2.8
1.1 1.1 1.9 1.8 0.4
0 2.2 2.8 1.9 2.8 1.9 2.8
2.8 5.0 2.3
0
2.1 2.8
0
0 2.1 2.8
0.9
2.5
1.6
3.0
2.3
3.0
2.1
1.5
2.1
2.7
1.9
2.1
0
3.0
3.0
4.9
2.6
3.4
5.0
2.3
4.9
2.6
0
1.9
0
2.1
2.2
4.8
4.9
4.1
1.7
2.2
1.6
2.2
1.5
0
2.3
1.9
1.3
2.2
2.6
2.6
2.4
2.7
2.2
2.8
4.9
0
2.5
4.7
0
1.4
5.0
0
0
0
0
0
0
0
5.0
0.4
2.5
2.5
2.5
0
2.5
0
2.5
5.0
4.7
5.0
0
0
4.7
5.0
0.5
5.0
1.6
2.3
36
40
39
38
37
35
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