Sharp HT-CN400DVH Service Manual page 21

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ZD104
7V
CN202
VIDEO_SW
8
CVBS1
7
CN203
6
5
1
YG
4
2
ZD106
3
3
7V
2
4
1
5
CON5
C224
10uF
CVBS1
Q108
C945
DVD
IC405
TC4052BFN
4CH MULTIPLEXER
12
X0
13
14
X
X1
15
K
X2
11
X3
K
1
Y0
3
5
Y
Y1
2
Y2
4
Y3
16
VDD
10
A
9
B
7
6
VEE
INH
8
GND
+7V
C453
C452
4.7K
R436
100UF
104
C455
C454
1K
R438
100UF
104
Q403
-7V
C2878
C441
R437
4.7K
C440
47PF
10UF
R435
33K
1K
Q402
R439
C2878
2
1
3
R440
10K
IC404A
Q401
4
A733
V
C444
104
TCLOSE-SW
TOPEN-SW
LSW
TRAY-REV
TRAY-FWD
DMUTE
OSCIN
IC810
RT9164
+12V(IN)
D5V
DGND
R610
15K
B901
601
D3V
A3V
601
B902
Q903A
C945
D3V
CN602
6.8V
1
2
+12V(IN)
3
4
RB904
-24V
5
FROM
6
POWER PWB
AC1
7
P25 12-D
AC2
8
HD[0..7]
DCI_ERR
DCI_FDS
DCLK
HDACK#
DCI_REQ
LWRHL
C629
220UF
LOE#
TDMFS
TDMCLK
TDMDR
HWAITB
MUTE
HIRQB
MUTE
LINE-MUTE
LINE-MUTE
IR
LCS1#
IR
VFD-DA
VFD-DA
VFDCLK
FGO
VFDCLK
VFDCE
RESB
VFDCE
GU
• The numbers
6
to
9
7
HT-CN400DVH/HT-CN400DVE/HT-CN500DVH/HT-CN500DVE
C442
104
C445
104
JK401
R441
8.2K
6
C446
101
9
C447
R442
8.2K
101
5
R443
8.2K
4
C448
101
8
C449
R444
8.2K
101
3
R447
47K
2
R445
1K
RO
C450
101
7
C451
101
LO
1
R4461
1K
R448
47K
RCA6
10UF
C41
TP5228
C42
10UF
DRIVER
W/MUTE
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
Q603
C945
R613
100K
R611
R616
9.1K
100K
R615
Q604
2.2K
Q601
A733
R617
A733
CN601
47 OHM 2W
R612
Q602
2
15K
C945
P24 2-G
C612
1
FROM
104
FAN MOTOR
IC605
B1117N
VOLTAGE REGULATOR
+5V_1
D604
1N4001
3
2
+5V
FB600
100 OHM
1
3
IC603
2
C627
C616
C619
C659
C630
220UF
104
104
104
220UF
IC603,604
C660
10UF
BA05T
S5V
1
3
IC604
2
C628
C617
C620
C631
220UF
104
104
220UF
IC602
S8V
1
3
L7808
IC602
REGULATOR
2
C618
C621
C632
104
104
220UF
+12V
R607
10 OHM
C645
C637
104
100UF
-12V
R608
560OHM 1W
C646
C638
ZD602
104
100UF
11.9-12.4V
D609
1N4148
are waveform numbers shown in page 36.
8
Figure 21 SCHEMATIC DIAGRAM (8/12)
4
5
6
7
8
C431
104
VGND
R619
4.7K
IC608
PT2259
VOLUME
CONTROL
PRE-L
PRE-L
PRE-R
R620
4.7K
PRE-R
2259CL
2259CL
2259DA
2259D A
Q607
R628 1K
8
C945
IC609
C635
3
-
220UF
1
+
6
C636
+
220UF
7
5
-
R627
100K
4
2
Q606
R626
C945
C642
C701
4.7K
PH_MUTE
4.7U F
100UF
CN606
+28V
1
2
RB905
3
C615
FROM
4
104
POWER PWB
P25 12-B
1
R637
120 OHM
+2.5V
+3.3V
B5V
D601
D602
D603
1N4148
1N4148
1N4148
R638
C622
C633
150 OHM
104
10UF
C662
104
C661
10UF
C648
100UF/50V
SPK_MUTE
D610
1N4148
D607
1N4148
D608
1N4148
PH_MUTE
R633
33 OHM
R634
33 OHM
R635
33 OHM
R636
33 OHM
9
10
– 21 –
R GND
14
DATAGND
C188
15
FB107
15PF
R
16
BLNK
601
17
VGND
18
ZD120
BLNKGND
C189
19
FB108
7V
15PF
VOUT
20
ZD121
VIN
601
21
7V
SHIELD
ZD123
7V
SCART_21PIN
VGND
ZD124
VGND
FB109
601
7V
FB110
601
ZD126
ZD125
7V
7V
VGND
SCART PWB-A2
C702
C698
R621
10UF
1K
10UF
10UF
C696
1 2 3 4
C647
104
+7V
8
7
6
5
C699
C697
10UF
R622
1K
C703
10UF
10UF
+12V(IN)
R631
CN609
2.2 OHM
P_L_OUT
L602
10uH
1
L603
10uH
2
RB303
R632
2.2 OHM
3
EARDEC
FROM
4
EARPHONE PWB
P22 2-B
C689
33PF
C626
C625
104
C700
104
10uF
EARDEC
EARDEC
R494
150 OHM
+12V
+7V
ZD401
5.6V
R495
150 OHM
-12V
-7V
ZD402
5.6V
CN608
3
RB906
2
1
FROM
POWER PWB
P25 12-E
B5V
C640
100UF
C624
104
C650
33PF
C664
33PF
C651
33PF
C658
33PF
C649
33PF
C693
33PF
CN600
1
2
3
ST_MUTE
4
5
6
7
+5V
AUX0
8
C694
AUX1
9
RB304
33PF
10
FROM
11
DISPLAY PWB
12
P22 3-C
13
14
11
C193
15PF
12

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