Sharp HT-CN400DVW Service Manual page 21

FB121
C623
600
0.1
VIDEO_SW
C224
10
CVBS1
81
IC405
C1032
0.0056
TC4052BFN
C1033
MULTIPLEXER 0.0056
12
X0
10UF
C456 13 14
X X1
15
X2
459 100K
11
X3
460 100K
1
Y0
3 5
Y Y1
2
Y2
C457
4
10UF Y3
16
VDD
10
A
9
B
7 6
VEE INH
8
GND
+7V
B
C453 C452
100UF 0.1
8D R436
4.7K
C454
C455
0.1
100UF
R438
-7V
1K
CM5783 G
31
47K C440 47PF
32 68K
R437
C441
R435 33K
33 68K
4.7K
10UF
34 68K
92 68K 2
R439
1
1K
3
IC404A
4
-12V
C444
IC404A
0.1
RC4558D
POWER SECTION
TCLOSE-SW
TCLOSE-SW
TOPEN-SW
TOPEN-SW
LSW
LSW
TRAY-REV
TRAY-REV
TRAY-FWD
TRAY-FWD
DMUTE
DMUTE
OSCIN
OSCIN
IC810
RT9164
D5V
A3V
DGND
A3V D3V
FB901
RF3V 600 A3V
FB902
600
C957
0.1
C956
47UF
AGND
D2V
Q903A
2SC1623
D3V
959
C958
0.1
47UF
CN602
6.8V
1
DGND 2
+12V(IN)
3
RB904
4
-24V
5
FROM
6
POWER PWB
AC1
7
P25 12-D
AC2
8
HD[0..7]
HD[0..7]
DCI_ERR
DCI_ERR
DCI_FDS
DCI_FDS
DCLK
DCLK
HDACK#
HDACK#
DCI_REQ
DCI_REQ
LWRHL
LWRHL
10K
R8109
330 OHM
C81
20P
DGND
LOE#
LOE#
TDMFS
TDMFS
TDMCLK
TDMCLK
TDMDR
TDMDR
HWAITB
HWAITB
HIRQB MUTE
HIRQB MUTE
LINE-MUTE
LINE-MUTE
LCS1# IR
LCS1# IR
VFD-DA
VFD-DA
FGO VFDCLK
FGO VFDCLK
RESB VFDCE
RESB VFDCE
GU
GU
• The numbers 6 to 9
7
HT-CN400DVW/HT-CN400DVA/HT-CN500DVW/HT-CN500DVA
FB111 600
CVBS1
YG FB112 600
PBR FB113 600
VGND
C1030 C1026 C1027
0.001 0.001
0.001
AGND VGND AGND
C442
C431
0.1
0.1
VGND
C445 C1031
0.1 0.001
AGND
JK401
R441
C446
8.2K
100P
6
9
R442
C447
8.2K
100P 5
R443
8.2K
4
C448
100P 8
R444
C449
8.2K
100P 3
R447 47K
R445 1K
RO 2
C450
100P
7
R446
C451
1K
1
100P
LO
Q403
RCA6
R448
47K
Q402
CM5783 G
R440
10K
LINE-MUTE
LINE-MUTE
PRE-L
PRE-L
PRE-R
PRE-R
PRE-SL
PRE-SL
PRE-SR
PRE-SR
PRE-C
PRE-C
PRE-SUB
PRE-SUB
AUX0
AUX0
AUX1
AUX1
MUTE
MUTE
BASS
BASS
STO
STO
DVD
DVD
EARDEC
EARDEC
IR
IR
VFD-DA
VFD-DA
VFDCLK
VFDCLK
VFDCE
VFDCE
+12V(IN)
Q603
2SC1623
R613
100K
R611
R616
9.1K
100K
Q601
Q604
2SA872
2SA812
R615
R610 R612
2.2K
2
15K 15K
R617 1
C612
Q602
47 OHM 2W
0.1
2SC1623
CN601
VOLTAGE REGULATOR
+5V_1 IC603
BA05T
D604
1N4001 REGULATOR
FB600
+5V
100 OHM
1 3
2
C659
C627 C616 C630 C619
0.1
100UF 0.1 100UF 0.1
IC604
S5V
1
3
2
REGULATOR
C617 C631 C620
C628
100UF 0.1
100UF 0.1
IC602
S8V
1 3
REGULATOR
2
C618 C632 C621
C629
0.1 100UF 0.1
100UF
+12V
R607
C645
C637
10 OHM
0.1
100UF
-12V
R608
150 OHM 2W
C638 C646
ZD602
0.1
100UF
12.4V
D609 1N4148
are waveform numbers shown in page 37.
8
Figure 21 SCHEMATIC DIAGRAM (8/12)
1
4
3
5
6
RCA+SVIDEO
7 8
KARAOKE SECTION
HT-CN400DVW/HT-CN500DVW ONLY
C1028
0.001
C1025
0.001
33 OHM
AMCLK R142 MCLK1
BICK 33 OHM TBCK1
R141
OK_DA 33 OHM TDA1
R144
LRCK 33 OHM TWS1
R143
L200 10uH
VC33
L201
10uH
D201
1N4148
-12V
R207
1K
4
1
R205
100K
C217
R212 100P
680
PHONE SECTION
HT-CN400DVA/
HT-CN500DVA ONLY
PRE-L
PRE-L
PRE-R
PRE-R
2259CL
2259CL
2259DA
2259DA
IC609
TP5228
3 -
+
6
+
5
-
C701
C642
100UF 4.7UF 2SC1623
CN606
+28V
4
3
RB905
2
C615
FROM 1
P24 2-G 0.1
POWER PWB
FROM
P25 12-B
FAN MOTOR
IC605
B1117N
R637
120 OHM
D601
+3.3V
+2.5V
1N4148
D602
R638
C622 1N4148
1N4148
150 OHM C633
0.1
10UF
C662
0.1
C660 C661
10UF 10UF
IC604
BA05T
IC602
L7808
100UF/50V
SPK_MUTE D610 1N4148
D607 1N4148
D608 1N4148
C677
PH_MUTE
33PF
R633
33 OHM
R634 33 OHM
R635 33 OHM
R636 33 OHM
9 10
– 21 –
IC200
CS5333
1 WM8739CE
16
VD /RESET
C203
2 15
MCLK VQ
1UF
3
14
SCLK AINL
4 13
SDATA AINR
5 12
VA REF_GND
C200
6 11
GND FILT
1UF
7
10
LRCK TEST
8 9
DIV DIF
R216 47K
R217
47K
C205
4.7UF Q201
2SC1623
C213
+12V
0.1 C214
IC201B
0.1
C208
RC4558D
3
1UF
8 5
2 7
R209
6
1K
C206 R214
1UF 47K
R213
100K
R206
C219
470
330P
R208
33 C207
10UF
C204
10UF
C702
R621
10UF
R619
C696
4.7K
10UF
IC608
PT2259
VOLUME
C647
0.1
CONTROR
+7V
C697
R620
4.7K 10UF
R622
C703
1K
10UF
+12V(IN)
Q607 R628
L602
1K R631
2SC1623
10uH
2.2 OHM
1
L603 R632
10uH 2.2 OHM
C635
220UF
7
C636
220UF
C625
C626
C700
0.1
R627
0.1 10uF
100K
PH_MUTE
Q606 EARDEC
EARDEC
R626
4.7K
HT-CN400DVW/ ZD108
HT-CN500DVW ONLY 7.5V
VCC33E
R474
10K
R494
150 OHM
B5V
+12V +7V
ZD401
5.6V
D603
R495
470OHM
-12V -7V
ZD402
5.6V
B5V
C648
C624
C650 C664
0.1
33PF 33PF
C651 C658
33PF
33PF
C649 C693
33PF 33PF
ST_MUTE
+5V AUX0
AUX1
ENCODE1
ENCODE2
C665
C666
33PF
33PF
11
C209 R203
0.47 150 OHM
C210 R204
0.47 150 OHM
R201
10K
R200
1K
CN200
3
RB302
2
1
FROM
C222
C221
DISPLAY PWB
100P
100P
P22 2-B
FB200
600
R211
1K
1K
C698
10UF
R623
100K
R624
100K
C699
10UF
P_L_OUT
1
2
RB303
3
4
FROM
EARPHONE PWB
CN609
P22 2-B
CVBS1
ZD107
7.5V
CN608
3
2 RB906
1
FROM
POWER PWB
P25 12-E
CN600
1
2
3
4
5
6
7
8
RB304
9
10
FROM
11
DISPLAY PWB
12
P22 3-C
13
14
12