DOWNLOAD Sharp DV-RW250H (serv.man5) Service Manual ↓ Size: 4.36 MB | Pages: 117 in PDF or view online for FREE

Model
DV-RW250H (serv.man5)
Pages
117
Size
4.36 MB
Type
PDF
Document
Service Manual
Brand
Device
DVD / Complete
File
dv-rw250h-sm5.pdf
Date
PREV: Sharp DV-RW250H (serv.man4) Service Manual

Sharp DV-RW250H (serv.man5) Service Manual ▷ View 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
S803X
S803Y
IC8005
MM1506XNRE
RGB SW IC
1
2
3
4
5
6
IC8003
MM1506XNRE
RGB SW IC
1
2
3
4
5
6
IC8004
MM1506XNRE
RGB SW IC
1
2
3
4
5
6
D8008
MTZJ6.8B
D8007
MTZJ6.8B
D8006
MTZJ6.8B
D8003
MTZJ6.2B
D8004
MTZJ6.2B
D8009
MTZJ6.2B
D8010
MTZJ6.2B
Q8012
DTC124EKA
RGB SW
Q8005
DTC124EKA
RGB SW
Q8004
DTC124EKA
MUTE_SW
H1
H1
H2
E
E
J8002
MSP-213V1-732_NI_LF
AUDIO OUT/COAXIAL
1
2
3
4
5
B8001
FCM2012H-102T04
IC8001
LA73026AV-TLM-E
AV SWITCHES IC
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
J8001
MRC-021V-27_PC
DECORDER/PERITEL
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
5
6
7
8
9
C8081
47
25V
NA
IC8006
NJM2534V
VIDEO SW
1
2
3
4
5
6
7
8
D8005
1SS133
D8012
1SS133
D8011
1SS133
Q8008
KTA1504S_Y_RTK
BLAKING OUT
CAUTION: DIGITAL TRANSISTOR
L8007
10uH
L8006
1uH
C8004
220
6.3V
YK
C8036
22
16V
KA
C8082
47
6.3V
KA
C8076
47
16V
YK
C8050
47
16V
YK
C8054
47
16V
YK
C8080
22
16V
KA
C8028
10
25V
KA
C8029
10
25V
KA
C8043
0.33
50V
KA
C8038
47
16V
YK
C8037
1
50V
KA
C8002
47P CH
C8001
0.01
B
C8007
47P CH
C8003
0.1 B
C8010
0.01 B
C8031
1B
C8063
0.001 B
C8057
0.001 B
C8058
0.001 B
C8056
0.001 B
C8045
100P
CH
C8049
100P
CH
C8052
100P
CH
C8032
1
B
C8030
1
B
C8035
0.1
F
C8059
0.001 B
C8060
0.001 B
C8062
0.001 B
C8061
0.001 B
C8020
1B
C8047
33P CH
C8075
0.001 B
C8074
0.001 B
C8073
100P
CH
C8066
0.1
B
C8072
0.022
B
C8083
0.1
F
C8084
0.1
F
C8064
1 B
C8013
1B
C8011
1B
C8033
1B
C8094
47P
CH
C8017
1B
C8070
470P
CH
C8071
470P
CH
C8025
1B
C8026
1B
C8023
1B
C8015
1B
C8014
1
B
C8069
470P
CH
C8068
470P
CH
C8053
0.1
B
C8096
47P CH
C8055
0.1
B
C8097
47P CH
C8046
0.1
B
C8095
47P CH
C8027
0.1
B
C8067
47P
CH
C8008
0.01
B
C8041
10P
CH
C8099
47P
CH
C8034
0.1 B
R8065
75
R8032
100K
R8042
100
R8002
2.2K
1/4W
R8026
75
R8039
680
R8040
680
R8028
75
R8009
4.7K
R8043
100
R8057
3.3K 1/4W
R8058
1.5K
R8049
10K
R8047
10K
R8045
75
R8046
75
R8031
75
R8041
4.7K
R8038
10K
R8044
75
R8014
4.7K
R8034
680
R8035
680
R8027
75
R8055
680
R8056
680
R8054
68
R8053
220
R8052
1.5K
R8051
3.3K
R8017
2.2K
R8064
75
R8063
75
R8003
1.8K
1/4W
R8001
330
1/4W
R8037
1K
R8030
1K
R8029
1K
R8036
1K
R8004
4.7K
R8059
68
R8033
22K
1/4W
R8023
150K
R8025
1K
R8024
10K
R8021
330K
R8022
47K
R8019
10K
R8013
10K
R8011
10K
R8015
10K
R8012
10K
R8016
100K
C8012
470
16V
YK
C8019
1
50V
KA
C8039
470
6.3V
YK
C8051
470
6.3V
YK
C8044
470
6.3V
YK
C8040
470
6.3V
YK
C8065
47
6.3V
KA
C8092
22
16V
KA
C8048
470
6.3V
YK
C8024
4.7
50V
KA
C8079
10
50V
YK
C8077
10
50V
YK
C8078
10
50V
YK
C8022
4.7
50V
KA
C8042
1
50V
KA
Q8013
KTC3875S_Y_RTK
BLAKING OUT
Q8011
KTC3875S_Y_RTK
D AUDIO DRIVER
Q8010
KTC3875S_Y_RTK
BUFFER
Q8003
KTC3875S_Y_RTK
LIMIT SW
Q8007
KTC3875S_Y_RTK
LIMIT SW
Q8001
KTC3875S_Y_RTK
MIXER
Q8002
KTC3875S_Y_RTK
MIXER
W840
W821
W832
L8001
22uH
0305
L8002
22uH
0305
L8008
100uH 0305
L8010
100uH
0305
L8009
100uH 0305
L8005
10uH
0305
L8004
100uH
0305
DURING PLAYBACK.
MEASURED WITH THE DIGITAL TESTER
NOTE:THE DC VOLTAGE EACH PART WAS
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
DEC_AUDIO_OUT-R
PERI_CTL_IN
DEC_AUDIO_OUT-L
DEC_VIDEO_OUT
DEC_AUDIO_IN-R
DEC_VIDEO_IN
DEC_AUDIO_IN-L
AT+12V
FRONT_V_SW-H
CH_V_MUTE-H
FRONT_V_IN
P.CON+5V
SW_V_OUT
PERI_A_OUT-L
PERI_A_OUT-R
MP_P.CON+5V
SWD_VIDEO
BLAKKING-L
SPDIF
GND
RGB-H
RGB-H
IIC_CLK
FSS_OUT
AT+12V
IIC_DATA
SW_V_OUT
DVD_AUDIO_L
DVD_AUDIO_R
DEC_AUDIO-L
DEC_AUDIO-R
OSD_VIDEO_OUT
DVD_VIDEO_OUT
HIFI_AUDIO_OUT-L
HIFI_AUDIO_OUT-R
FRONT_V_IN
AT+5.2V
SWD_VIDEO
PERI_AUDIO_IN-L
PERI_VIDEO_IN
PERI_AUDIO_IN-R
BLAKKING-L
PERI_VIDEO_OUT
P_MUTE-H
PERI_A_OUT-L
IIC_CLK
FSS_OUT
IIC_DATA
PERI_CTL_IN
PERI_A_OUT-R
OSD_VIDEO_OUT
CH_V_MUTE-H
FRONT_V_SW-H
RGB-H
AT+5.2V
SWD_VIDEO
DVD_VIDEO_OUT
U[PB]_V_OUT
Y[G]_V_OUT
P_MUTE-H
V[PR]_V_OUT
PERI_VIDEO_OUT
RF_AUDIO_OUT
SWD_AUDIO-L
SWD_AUDIO-R
SPDIF
V[PR]_V_OUT
DEC_AUDIO-L
Y[G]_V_OUT
DEC_AUDIO-R
U[PB]_V_OUT
HIFI_AUDIO_OUT-L
HIFI_AUDIO_OUT-R
DVD_AUDIO_L
DVD_AUDIO_R
SWD_AUDIO-L
SWD_AUDIO-R
MP_P.CON+5V
AT+12V
P.CON+5V
PERI_A_OUT-R
DEC_AUDIO_OUT-L
DEC_AUDIO_OUT-R
PERI_AUDIO_IN-L
PERI_AUDIO_IN-R
P.CON+8V
PERI_VIDEO_OUT
DEC_AUDIO_IN-L
DEC_AUDIO_IN-R
PERI_VIDEO_IN
DEC_VIDEO_OUT
DEC_VIDEO_IN
PERI_A_OUT-L
RF_AUDIO_OUT
SWD_AUDIO-L
SWD_AUDIO-R
AT+5.2V
AT+5.2V
P.CON+8V
GND
GND
H-20
H-19
FROM/TO REGULATOR
FROM/TO HI-FI
2.4
5.1
2.4
2.3
5.1
NC
NC
FROM/TO AV I/O2
NC
NC
NC
NC
NC
EXT CTL4
-
+
0.5V)
(12V
0.5V)
+ -
(5V
0.5V)
+ -
(5V
BUF
LPF
BUF
LPF
BUF
BUF
LPF
BUF
BUF
CLOCK
DATA
EXT CTL3
CLAMP
(L,M,H)
FCC_Control
100K
110K
CLAMP
10.5V_REG
Vcc 12V
To REF DC
To Audio Vcc
Serial Control
Video SW3
(Power Save CTL)
PWRSAV
(EXT MUTE CTL)
AUMUTE
CLAMP
EXT CTL1
EXT CTL2
SW3R
SW2R
SW1R
MUTE
C
B
A
MUTE
D
C
B
A
MUTE
C
B
A
SW3L
MUTE
C
B
A
MUTE
D
C
B
SW2L
A
MUTE
C
B
SW1L
A
LPF
BUF
(0.6dB)
Gin CTL
0.2,4,6dB
Gin CTL
AMP
AMP
LPF
CLAMP
SW3
MUTE
BC
A
D
MUTE
C
B
SW2
A
MUTE
BC
SW1
A
LPF
BUF
6dB
AMP
6dB
AMP
LPF
LPF
75OHM
DR
75OHM
DR
CLAMP
Control Vcc
Always Vcc
AMP
AMP
AMP
0.2,4,6dB
Gin CTL
LPF
BUF
100K OHM
100K OHM
NC
NC
Vcc
BAIAS
BUFFER
6dB
Vcc
BAIAS
BUFFER
6dB
Vcc
BAIAS
BUFFER
6dB
CO
R
L
(VCR PCB)
BAIAS
BUFFER
(MUTE)
VCC
H
H
L
L
FROM/TO SYSCON/SERVO/TIMER
FROM/TO DISPLAY
PCB010
VMD329
FROM/TO Y/C/AUDIO/H.AMP SECAM
0
0
0
5.0
0
0
1.8
5.1
2.3
1.8
0
1.8
5.1
4.8
4.8
0
5.5
5.5
0
4.8
4.8
0
4.8
4.8
0
4.8
4.8
0
2.5
2.4
11.6
3.1
2.1
0
5.5
5.5
12.0
2.3
4.9
5.5
5.5
0
0.2
2.4
0
1.4
0.5
0.7
5.5
5.5
2.5
0
2.5
0
2.5
5.0
1.7
0
1.5
2.2
3.5
0
5.1
4.4
0
0
5.1
2.4
1.9
0
1.9
5.0
2.3
2.4
1.9
0
1.9
5.1
2.3
2.4
1.9
0
1.9
21PIN IN/OUT SCHEMATIC DIAGRAM
0.9
0
4.7
0
0
0.4
0.4
8.2
1.0
4.8
8.2
4.2
4.8
8.2
4.2
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
ICP1702
20N_1600FS
1.6A
CP1703
A2001WV2-10P
1
10
2
3
4
5
6
7
8
9
CP1701
52147-1610
1
10
11
12
13
14
15
16
2
3
4
5
6
7
8
9
IC1705
KIA78R12API
01
P.CON+12V REG. IC
1
2
3
4
IC1704
KIA78R12API
01
AT+12V REG. IC
1
2
3
4
IC1702
TL431AILP
VOLTAGE CTL IC
1
2
3
IC1706
BA00BC0WT-V5
01
P.CON+1.8V REG.
1
2
3
4
5
IC1701
BA00BC0WT-V5
01
P.CON+3.3V REG.
1
2
3
4
5
HS1701
763WAAA048
HS6S
L1703
22uH
9C08A
R1725
100
1/4W
R1701
1.5 3W
D1707
MTZJ5.1B
D1708
MTZJ9.1B
D1705
MTZJ9.1B
Q1712
DTC124EKA
M-CON POWER SW
Q1707
DTC124EKA
MPEG P.CON SW
D1702
1N4005-EIC
D1709
1SS133
D1701
1N4005-EIC
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
Q1711
KTA1281_Y
M-CON +5V SW
Q1704
KTA1281_Y
MPEG+5V SW
CAUTION: DIGITAL TRANSISTOR
Q1710
DTA124EKA
HEATER SW
Q1713
DTA124EKA
POWER SW
Q1714
DTA124EKA
MPEG POWER SW
C1711
47
16V
YK
C1702
47
16V
YK
C1710
4.7
50V
KA
C1701
4.7
50V
KA
C1707
47
50V
YK
C1705
4.7
50V
KA
C1708
4.7
50V
KA
C1709
47
50V
YK
C1712
10
25V
KA
C1713
10
25V
KA
C1703
0.1 F
C1715
0.015
B
R1717
120
R1727
1K
1/4W
R1720
47K
R1734
33
R1719
22
R1728
22K
R1706
150
R1732
56
R1716
1K
R1718
10K
R1723
470
R1712
5.6K 1/2W
R1726
4.7K
1/4W
R1704
470 1/4W
R1708
8.2K
1/4W
R1707
1K
R1715
47K
R1705
120
1/4W
R1729
150
1/2W
C1714
47
16V
YK
Q1709
KTC3203_Y
HEATER VOLTAGE CTL
Q1708
KTC3209_Y
P.CON+5V SW
Q1703
KTC3209_Y
8V REG.
Q1701
KTD1691Y
24V REG.
W829
W820
W815
W825
L1702
47uH 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
MP_P.CON+1.8V
MP_P.CON+2.5V
MP_P.CON+3.3V
MP_P.CON+5V
P.CON+5V
GND
P.CON+12V
GND
AT+9V
AT+5.2V
AT+5V[M-CON]
POWER_FAIL
P.CON+5V
MPEG5V_ON-H
MPEG_P_ON-L
AT+12.6_V
CAP_VCO
VCR_P_ON-L
GND
MOTOR_GND
DRIVE_ON-H
AT+5.2V
FIP_ON-L
GND
MP_P.CON+5V
AT+12V
P.CON+8V
P.CON+5V
AT+5.2V
GND
GND
GND
P.CON+12V
MP_P.CON+3.3V
P.CON+8V
+32V
AT+5.2V
P.CON+5V
AT+5.2V
P.CON+12V
-22V
HEATER_DC-
HEATER_DC+
GND
H-22
H-21
FROM/TO DISPLAY
FROM/TO AV I/O2
FROM/TO 21PIN I/O
FROM/TO SYSCON/SERVO/TIMER
FROM/TO HI-FI
FROM/TO Y/C/AUDIO/H.AMP SECAM
5.2
0
NC(GND)
NC(GND)
+1.8V
+1.8V
+3.3V
+3.3V
MPEG5V
GND
GND
GND
(CP7304)
FROM/TO AUDIO DAC
(VCR PCB)
REGULATOR SCHEMATIC DIAGRAM
GND
OUT
SW
IN 
GND
OUT
SW
IN 
MOTOR+27V
AT+13V
-22V
UNREG+3.3V
UNREG+3.3V
GND
GND
P.FAIL
TUNER+32V
AT+5.2V
AT+5.2V
HEATER +
HEATER -
MOTOR+12V
MOTOR GND
(CP502)
FROM/TO POWER 
DRIVE ON-H
PCB010
VMD329
CTL
Vcc
OUT
C
GND
CTL
Vcc
OUT
C
GND
ANODE
REF
CATHODE
5.1
3.1
0
3.2
1.2
5.1
3.4
0
1.8
1.2
5.1
5.1
0
4.5
5.1
3.5
0
0
5.0
0
5.0
5.0
4.9
5.0
5.1
5.8
5.1
5.1
0
12.1
9.7
9.2
5.2
5.2
0
-16.0
-15.9
-15.3
28.4
22.6
23.0
23.1
0
2.4
13.2
12.0
0
13.2
13.2
12.1
0
5.0
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
V651
HNV-09SS48
1
10 11 12
2
21 22 23 24 25 26 27 28 29 30 31 32
34 35
4
5
6
7
8
9
J654_1
MDC-012V1-A_LF
12
34
56
TP651
005P-2100
D652
LTL-1CHAE-002A
VCR LED(ORANGE)
CP651
A2001WR2-5P
1
2
3
4
5
Vout
B+
GND
OS651
PIC-37043LO-H
1
2
3
SW653
EVQ21505R
DVD/VCR
SW652
EVQ21505R
POWER
SW651
EVQ21505R
EJECT
H
NC
E
J651
MSP-281V31-A
AUDIO R IN
1
2
3
H
E
J652
MSP-281V40-B
AUDIO L IN
1
2
H
E
J653
MSP-281V42-B
VIDEO IN
1
2
D659
MTZJ6.2B
B651
FCM2012H-102T04
B654
FCM2012H-102T04
B652
FCM2012H-102T04
B653
FCM2012H-102T04
B655
FCM2012H-102T04
IC651
PT6315
FIP DRIVER
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
L651
100uH
C672
47
6.3V
KA
C671
22
35V
YK
C654
100
16V
YK
C653
10
25V
KA
C652
10
25V
KA
C685
0.01
B
C673
0.01
B
C668
100P
CH
C667
100P
CH
C666
100P
CH
C670
0.01
B
C678
47P
CH
C679
47P
CH
C680
47P
CH
C655
0.0022 B
C651
0.0022 B
C677
100P
CH
C681
470P
CH
C682
470P
CH
C665
0.1 B
C684
0.1
B
R664
75
R663
75
R660
390 1/4W
R668
10K 1/4W
R670
10K
R666
330
R669
10K
R667
82K
R662
75
R661
1K 1/4W
R665
1K
R659
2.2K
R657
68K
R658
150K
R656
2.2K
R655
150K
R671
150
1/4W
R654
68K
R601
10K
R602
10K
R652
1.8K
R651
2.7K
R653
1.5K
C669
47
6.3V
KA
Q652
KTC3875S_Y_RTK
BUFFER
Q651
KTC3875S_Y_RTK
BUFFER
W842
W819
DURING PLAYBACK.
MEASURED WITH THE DIGITAL TESTER
NOTE:THE DC VOLTAGE EACH PART WAS
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
CD651
CU252802
HEATER_DC-
HEATER_DC+
1G
2G
3G
4G
5G
6G
7G
8G
9G
P10
P11
P12
P1
P2
P3
P4
P5
P6
P7
P8
P9
-22V
P1
P2
P3
P.CON+12V
9G
P4
KEY-A
8G
P5
KEY-B
REM_IN
7G
P6
FL_CS
FL_CLK
6G
P7
FRONT_AUDIO_IN-R
FL_DATA
5G
P8
FRONT_S_SW
4G
P9
FRONT_AUDIO_IN-L
3G
P10
2G
P11
FRONT_V_IN
1G
P12
FRONT_V_IN
FRONT_AUDIO_IN-R
FRONT_AUDIO_IN-L
FRONT_Y_IN
FRONT_AUDIO_IN-R
FRONT_S_SW
FRONT_AUDIO_IN-L
FRONT_Y_IN
FRONT_C_IN
FRONT_C_IN
P.CON+12V
AT+5.2V
-22V
HEATER_DC+
HEATER_DC-
GND
KEY-B
REM_IN
FL_DATA
KEY-A
FL_CLK
FL_CS
DVD_LED
AT+5.2V
H-24
H-23
FROM/TO HI-FI
FROM/TO 21PIN I/O
FROM/TO SYSCON/SERVO/TIMER
(CP681)
FROM/TO OPERATION/LED
(VCR PCB)
DISPLAY SCHEMATIC DIAGRAM
NC
NC
NC
PCB010
VMD329
NC
NC
NC
NC
NC
NC
CONTROL
KEY MATRIX MEMORY
DIMMING CIRCUIT
TIMING GENERATOR
(12bits * 12Words)
DIPLAY MEMORY
OUTPUT
KEY SCAN
DRIVER
GRID
DRIVER
SEGMENT
DRIVER
GRID
INTERFACE
DATA
SERIAL
OSC
DRIVE
LED
-21.0
-24.0
-13.9
-15.5
-6.5
-4.7
-15.5
-10.0
-19.0
-18.0
-14.0
-18.0
-10.0
-12.0
VR
SLP
PR FINE
C
-22.3
-22.3
-22.3
-22.3
-22.3
-22.3
-22.3
-22.3
-22.3
-19.0
-19.0
M
CH
S P M
8G
9G
7G
6G
5G
4G
3G
2G
1G
FROM/TO REGULATOR
R
L
V
0
5.0
0
5.0
2.9
5.0
4.8
4.8
4.6
0
0
0
5.0
-9.0
-11.0
-8.9
-14.2
-16.1
-16.9
-16.8
-24.5
-16.8
-22.0
-11.6
-21.9
-23.7
-24.9
-25.4
-24.9
-25.4
-24.8
-22.4
-24.1
-21.9
-22.3
-22.1
-21.6
-21.8
-23.9
-21.9
-21.9
-22.0
5.1
0
12.0
7.4
6.8
12.1
7.4
6.7
DVD LED
AT+5.2V
KEY-A
GND
KEY-B
FROM/TO AV I/O2
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
IC701
LA72646SM-MPB
HI-FI/AUDIO/CANAL SW IC
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
45
46
47
48
49
5
50
51
52
53
54
55
56
57
58
59
6
60
61
62
63
64
65
66
67
68
69
7
70
71
72
73
74
75
76
77
78
79
8
80
9
Q701
DTC124EKA
MUTE SW
IC702
NJM4580M
AMP
1
2
3
4
5
6
7
8
CAUTION: DIGITAL TRANSISTOR
Q702
DTA143EKA
MUTE SW
C709
4.7
50V
KA
C705
2.2
50V
KA
C706
2.2
50V
KA
C710
4.7
50V
KA
C713
47
16V
YK
C732
22
16V
KA
C724
22
16V
KA
C729
4.7
50V
KA
C707
10
25V
KA
C717
10
25V
KA
C720
10
25V
KA
C727
10
25V
KA
C734
0.1 F
C728
0.0047
B
C726
0.0056
B
C721
0.1
B
C738
0.01 B
C740
0.1 F
C735
470P CH
C749
0.022
B
C711
0.1
F
C712
1 B
C722
0.1
B
C715
0.01
B
C731
0.0056
B
C736
0.0047
B
C714
820P
CH
C741
0.0015 B
C743
100P
CH
C718
0.1
F
C716
820P
CH
C742
0.0015 B
C744
100P
CH
C750
1B
R701
47K
R704
4.7K
R711
47K
R709
47K
R708
1K
R703
47K 1/4W
R702
47K
R707
1K
R706
3.9K
R705
3.9K
R721
3.9K
R720
3.9K
R719
47K 1/4W
R718
47K 1/4W
R716
2.2K
R715
22K
R710
47K
R738
3.9K
R739
1.2K
R714
3.9K
R713
3.9K
R712
4.7K
R717
10K
R724
1K
R725
1K
R723
56
R727
100K
R728
10K
R730
10K
R734
12K
R732
12K
R735
15K
R737
1K
R726
100K
1/4W
R743
560
R744
560
R736
1K
R733
15K
R722
10K
R729
10K
R731
10K
R742
470
R740
680
R741
470
C733
47
6.3V
KA
C725
4.7
50V
KA
C730
22
16V
KA
C737
22
16V
KA C739
47
6.3V
KA
C703
2.2
50V
KA
C708
33
10V
KA
C719
330
16V
YK
C746
22
16V
KA
C745
22
16V
KA
C748
22
16V
KA
C747
22
16V
KA
C704
2.2
50V
KA
C701
10
25V
KA
C702
10
25V
KA
C723
10
25V
KA
Q704
KTC3875S_Y_RTK
AUDIO MUTE
Q703
KTC3875S_Y_RTK
AUDIO MUTE
L702
22uH 0305
L703
22uH 0305
L701
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
NORMAL_AUDIO_IN
NORMAL_AUDIO_OUT
HF1
HF2
AUDIO_MUTE-H
HF_COM
TU_AUDIO-R
TU_AUDIO-L
AT+5.2V
HIFI_H.SW
IIC_CLK
IIC_DATA
HIFI_H.SW
HIFI_ENV.DET
IIC_CLK
HIFI_REC_MUTE
AUDIO_MUTE-H
IIC_DATA
DEC_AUDIO-R
DEC_AUDIO-L
HIFI_AUDIO_OUT-R
HIFI_AUDIO_OUT-L
SWD_AUDIO-L
DVD_AUDIO_R
SWD_AUDIO-R
DVD_AUDIO_L
DVD_AUDIO_R
AT+5.2V
AT+5.2V
SWD_AUDIO-R
FRONT_AUDIO_IN-R
DVD_MUTE
HF2
TU_AUDIO-R
DEC_AUDIO-R
HF_COM
TU_AUDIO-L
HIFI_AUDIO_OUT-R
DEC_AUDIO-L
HIFI_AUDIO_OUT-L
DVD_AUDIO_OUT_L
HF1
DVD_AUDIO_OUT_R
HIFI_AUDIO_OUT-R
HIFI_ENV.DET
HIFI_AUDIO_OUT-L
FRONT_AUDIO_IN-L
FRONT_AUDIO_IN-R
HIFI_REC_MUTE
NORMAL_AUDIO_OUT
AT+5.2V
NORMAL_AUDIO_IN
AT+9V
SWD_AUDIO-L
P.CON+12V
FRONT_AUDIO_IN-L
GND
AT+9V
DVD_AUDIO_L
H-26
H-25
FROM/TO REGULATOR
FROM/TO DISPLAY
FROM/TO AV I/O2
FROM/TO 21PIN I/O
FROM/TO Y/C/AUDIO/H.AMP SECAM
NC
R-CH
IN SEL
IN SEL
L-CH
LIM
MIX
LPF
VCO
DEV
D0 DET
DET
ENV
COMP
BPF
L-CH
BPF
R-CH
LIM
COMP
PB AMP
PB AMP
REC-H
REC-H
DET
NOISE
NOISE
SW
PULSE
HOLD
LOGIC
PNR
R-CH
VREF
ALC
ALC
A GND
D.C
ALC
SW
D.C
A GND
ALC
SW
SEL
OUT
ALC
MUTE
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
0
NC
NC
NC
NC
NC
NC
NC
NC
NC
FROM/TO SYSCON/SERVO/TIMER
PCB010
VMD329
+
-
A_GND
VCC
-
+
R
L
0
5.1
5.1
0
0
0
0
8.9
5.0
2.9
0
2.9
0
0
0.5
0
2.3
2.5
5.0
2.5
0
0.3
2.8
2.8
2.8
2.7
0.1
2.1
2.1
2.1
0
0
2.6
2.6
5.1
3.1
3.8
0
5.0
0
2.3
2.4
2.5
4.5
0
4.4
0.9
4.4
4.4
1.5
0.5
2.5
0
0
0
2.5
2.5
0
2.5
0
0
0
0
0.1
3.0
3.0
3.0
3.0
0.3
5.1
2.5
3.0
0
0
0
0
0
0
0
0
0
0
0
0
5.7
5.7
5.7
11.6
5.7
5.7
5.7
0.8
0
53
54
0
2.9
0
0
0
0
(VCR PCB)
Hi-Fi SCHEMATIC DIAGRAM
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