DV-RW250H (serv.man3). (pages 76-87) Block diagrams, printed circuit diagrams - Sharp DVD Service Manual (repair manual)

dv-rw250h (serv.man3) service manual
Model
DV-RW250H (serv.man3)
Pages
12
Size
1.73 MB
Type
PDF
Document
Service Manual
Brand
Device
DVD / (pages 76-87) Block diagrams, printed circuit diagrams
File
dv-rw250h-sm3.pdf
Date

Read Sharp DV-RW250H (serv.man3) Service Manual online

F    P.CON+D5V
E    P.CON+12V
D    A5V
C    D5V
B   +3.3V
A   +1.8V
TU_AUDIO_L/R
AUDIO_IN_L/R_1
AUDIO_IN_L/R_2
BS_AUDIO_L/R
ZR35100
IC4009
MPEG ENCODER
IC4001
ZR36750E
MPEG
RAMDAT16~31
RAMDAT0~15
RAMBA0~1
RAMADD0~12
RAMDQM/RAMWE/PCLK
RAMCAS/RAMRAS/RAMCS
ATDD0~15
ATCS0~1/ATDA0~2
ATIORDY/ATDMACK
ATIOW/ATIOR/ATINTRQ
DRVRST/ATDMARQ
A
B
VIDHS,VIDVS,VIDCLK,VIDVLD
SCL,SDA
VADDIS_INT,MPEG_CS,MPEG_CLK
MPEG_DATA_IN,MPEG_DATA_OUT
DATA LINE
B
B
256MBIT SDRAM
HY57V561620CT-7
IC4008
HY57V561620CT-7
256MBIT SDRAM
IC4007
TU_VIDEO
COMPOSITE_IN
VIDEO IN
Y_VIDEO_IN
AMCLK_SEL
VID0_7
SBVALID,SBDAT,SBCLK,SBREQ
I55_TX0,I55_RX0
MA0~12
MDQM/MWE/MCLK
MCAS/MRAS/MCS
MBA0~1
MD0~15
MD16~31
CVBSIN
VIDEO_IN_SEL
C_VIDEO_IN
ADC_ADAT
I55_ALRCLK,I55_ABCLK
I55_AMCLK
I55_AODAT
27M_OSC
VADDIS_AMCLK
ALRCLKO/ABCLKO/AOUT0
SCL,SDA
DAC_L/R
27M_OSC
VADDIS_AMCLK
DAC_L/R
SPDIF
YUV
CVBS_OUT
RAMADD2~4
RAMDAT3~4
RAMDAT10~12
PNVMCE
FRAMDAT16~31
FRAMDAT5~9
FRAMADD5~11
FRAMADD0~1
FRAMBA0~1
MPEG BLOCK DIAGRAM
B
B
C
D
B
B
B
B
A
B
B
F
E
1
RESET
BD5229G
IC4003
AUDIO IN
BR24L16FJ-WE2
EEPROM
IC4002
VIDEO OUT
AUDIO OUT
WM8776SEFT/R
AUDIO CODEC
IC7301
SN74LVC1G125DCKR
IC4010
AMCLK SW
2
4
1
1
2
4
6
MM1501XNRE
VIDEO SW
IC7302
DVR-R07OR
DVD-RW LODER
DK4001
CP4001
ATAPI FFC
04_6274_040_000_800
IC4006
64MBIT FLASH
LH28F640BFHE-PTTL80
IC4005
MT48LC8M16A2P-7E
128MBIT SDRAM
MT48LC8M16A2P-7E
128MBIT SDRAM
IC4004
F-1
F-2
Y/C/AUDIO/HEAD AMP BLOCK DIAGRAM
91
90
H.AMP
8
9
SCL
SDA
V. H_SW
73
74
80
83
ENV. DET
V.REC_ST-H
ENV
DET
HPF
1
3
4
AE HEAD (–)
CTL-
CTL+
CP102
HEAD AUDIO 
CONTROL
Q103
Q104
Q105
PB SW
SYSCON
1
3
6
5
4
AV IN/OUT/
TUNER/HI-FI
SWD_VIDEO_IN
PRE
AMP
98
REC
EQ
VCA
P
R
LINE
AMP
P
R
2MLPF
P/Q EQ
R
40
Y/C/AUDIO/HEAD AMP IC
IC101 HA118225F
OSC
Q102
NORMAL A.
REC ST SW
Q101
F-3
F-4
DUMMY_V. SYNC
SYSCON
63
NORMAL_A_OUT
6
NORMAL_A_IN
1
86
87
SUB
LPF
COIL, BIAS OSC
L102
DVD_VIDEO_OUT
CYL
HF2
HF_COM
HF1
3
2
1
EP/LP-CH1 (R)
EP/LP_COM
EP/LP-CH2 (L)
CP101
4
5
6
7
8
9
SP-CH1 (R)
SP_COM
SP-CH2 (L)
HF1 (R)
HF_COM
HF2 (L)
2
AE HEAD (+)
1
FE HEAD (GND)
CP103
2
FE HEAD (HOT)
TU_VIDEO_OUT
89
85
Y/C_VIDEO_OUT
REC
MUTE
MAIN
DE-EM
FM
AGC
629
TRAP
69
71
 X101
4.433619MHz
XTAL  VCO/OSC
P
REC
Fillter
NL
E MPH
DEM
HPF
DLIM
DEM0
P
R
Y-LPF
N.L
DE-EM
33 35
GCL
37
GCL
LPF
38
Y CCD
49
51 36
YLR
REC+DO
DO
29
V AMP
SQUELCH
Clear
SYNC
V FBC/
VALC
P
R
28
V FBC/
VALC
23
26
GCL
ACC
R
P
CLPF1
FH HPF
CT1 Trap
REC Trap
HiFi Trap
C-DL
R
P
Main
Conv1
R
P
LPF
Trap
R
P
Main
Conv2
BPF
Pilot
Erase
B.D.
NP-
CONV
C.K.
45
46
57
55
CCD
LPF
CCD
VCA
15
21
17
R
P
C LPF2
CK
R
P
L-DET
AV IN/OUT/
TUNER/HI-FI
42
43
BUFFER
Q108
5
6
AUDIO REC
AUDIO PB
96
CTL-
CTL+
79
31
SYNC
Sep
AUDIO_MUTE-H
SYNC
2
16
6
7
PDC IC
IC4501 
LC74793/JM
SDA
SCL
SYSCON/TIMER/SERVO
IC3001  OEC0145A
POWER ON-L
DRUM PWM
MS SEN-B
POWER FAIL
DUMMY V.SYNC
41
107
27
37
105
109
AV IN/OUT/
TUINER/HI-FI
VCR_P_ON-L
POWER_FAIL
VIDEO H.SW
DFG/PG
104
AUDIO MUTE-H
58
21PIN IN/OUT
LD M CTL
97
BOT-H
EOT-H
26
AT 5.2V
BOT SENSOR
Q3008
EOT SENSOR
Q3006
2
CYL FG/PG
4
CAP PWM
108
CAP LIMIT
84
CAP FULL
102
CAP FG
9
CAP FWD-L
98
9
10
I LIMIT
CAP CTL
11
CAP VOC
12
CAP/M/F/R
MS SEN-A
28
MS_SEN A
Q3005
MS_SEN B
Q3004
2
3
4
1
CAP./LDM/
CYL UNIT
DUMMY_V.SYNC
V.H_SW
AUDIO_MUTE-H
V ENV
24
ENV.DET
CTL(+)
3
CTL(-)
4
BLAKKING-L
AFT S.CURVE
33
85
ST RESET
86
IIC SDA
IIC CLK 61
62
BLAKKING-L
ST_RESET
AFT-S.CURVE
CTL+
CTL-
RESET
77
2
1
3
IC3003
XC61CN3102SR
AT+5V [M-CON]
SYSTEM 
RESET
5
6
EEPROM
IC3099
S-24C08ADPA-01
C.SYNC 111
SYNC
SCL
SDA
VCR DUB-H
VCR_DUB-H
HIFI H.SW 106
HIFI ENV
32
HIFI_H.SW
HIFI_ENV.DET
DRIVE_ON-H
50
DRIVE_ON-H
65
MP_DATA IN
64
MP_DATA OUT
25
CH V MUTE-H
99
CH_V_MUTE-H
5
LDM CTL
CP3001
AV IN/OUT/
TUINER/HI-FI
VADDIS_RESET
VADDIS INT
44
KEY-A
30
45
KEY-B
29
MPEG_RESET
NADDIS INT
KEY-A
KEY-B
FL_CLK
REM IN
43
48
FL_CLK
REM_IN
FL_DATA
49
FL_DATA
FL_CS
47
FL_CS
CYL _CTL
2
3
4
1
2
3
4
1
REEL SENS
Q3002
REEL SENS
Q3001
REEL T
70
REEL S
69
2
3
4
1
P.CON+5V
59
60
MPEG_DATA
40
MPEG_CLK
CH_A_MUTE-H
VADDIS D OUT
VADDIS IIC SDA
VADDIS IIC CLK
CH A MUTE-L
VADDIS D IN
IIC_CLK
IIC_DATA
AUDIO_MUTE-H
V.REC ST-H
71
V.REC_ST-H
101
 X3001
10MHz
OSC 2
OSC 1
78
80
 X3002
32.678KHz
X1
X2
75
76
CENT LED
D3001
REGULATOR
1
CAP FG
CAP_CVO
F-5
F-6
FRONT-S-SW
52
FRONT_S_SW
P MUTE-H
87
P_MUTE-H
19
OSD_VIDEO_OUT
CV.OUT
LD/CY VCO
8
AT+12.6V
Q3007
CH A MUTE 
SW
 X3003
17.734475KHz
4FSC OUT
22
21
4FSC IN
63
VADDIS_CLK
MP_CLK
38
39
MPEG 5V ON-H
MPEG P ON-L
MPEG 5V ON-H
MPEG_P_ON-L
46 FIP_ON-L
FIP_ON-L
51
TAB_SW
17
16
CVIN2
CVIN1
Y/C_VIDEO_OUT
OPERATION/
DISPLAY
Y/C/AUDIO/
HEAD AMP
SYSTEM CONTROL BLOCK DIAGRAM
SW3001
LSA-1144EAU
42 CAP FG
Q3003
BUFFER
21PIN IN/OUT
AV IN/OUT/
TUINER/HI-FI
Y/C/AUDIO/
HEAD AMP
IIC_CLK
IIC_DATA
IIC_CLK
IIC_DATA
PERI_CTL_IN
PERI_CTL_IN
31
FRONT V SW-H
FRONT_V_SW-H
100
35
SD JUDGE
SYNC.DET
21PIN IN/OUT
HIFI REC MUTE-H
66
HIFI_REC_MUTE
13
12
9
8
7
6
5
4
2
TUNER+32V
P.FAIL
DRIVE ON H
UNREG+3.3V
UNREG+3.3V
AT+5.2V
AT+5.2V
AT+13V
MOTOR+12V
POWER
AT+12V
P.CON+12V
16
15
14
HEATER+
HEATER-
-22V
F-7
F-8
REGULATOR BLOCK DIAGRAM
1
MOTOR+27V
24V REG.
Q1701
VOLTAGE CTL
IC1702
TL431AILP
P.CON+5V 
SW
Q1708
M-CON+5V 
SW
Q1711
MPEG+5V 
SW
Q1704
MPEG 
P.CON SW
Q1707
M-CON 
POWER SW
Q1712
AT+12V REG.
IC1704
KIA78R12API
P.CON+12V REG.
IC1705
KIA78R12API
8V REG.
Q1703
POWER SW
Q1713
P.CON+3.3V REG.
IC1701
BA00BC0WT-V5
4
1
2
4
1
2
1
3
4
2
P.CON+1.8V REG.
IC1706
BA00BC0WT-V5
4
1
2
MPEG SW
Q1714
H.VOLT-CTL
Q1709
HEATER SW
Q1710
P.CON+8V
P.CON+5V
AT+12.6V
CAP_VCO
OPERATION/
DISPLAY
SYSCON
MPEG P.CON+5V
AT+5V(M-CON)
MPEG 5V ON-H
AT+5.2V
VCR_P_ON-L
MP_P.CON+1.8V
MP_P.CON+3.3V
POWER_FAIL
MPEG_P_ON-L
DRIVE_ON-H
TUNER+32V
-22V
HEATER-
HEATER+
FIP_ON-L
SYSCON
SYSCON
AV IN/OUT/
TUNER/HI-FI
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Here you can read online and download Sharp DV-RW250H (serv.man3) Service Manual in PDF. DV-RW250H (serv.man3) service manual will guide through the process and help you recover, restore, fix, disassemble and repair Sharp DV-RW250H (serv.man3) DVD. Information contained in service manuals typically includes schematics / circuit diagrams, wiring diagrams, block diagrams, printed wiring boards, exploded views, parts list, disassembly / assembly, pcb.