HT-CN400DVH (serv.man3). excluding wiring diagrams - Sharp Audio Service Manual (repair manual). Page 19

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HT-CN400DVH/HT-CN400DVE/HT-CN500DVH/HT-CN500DVE
Figure 19 SCHEMATIC DIAGRAM (6/12)
7
8
9
10
11
12
MAIN PWB-A1
*R506
*C595
*/R507
*C596
L507
30uH
L506
30uH
C538    104
*R515
C533
104
C535
104
*R516
C539
104
*C574 
L505
L504
30uH
C540
104
*R517
C534
C536
104
*R518
C541
104
*C575
3
1
2
4
L509
3
1
2
4
L510
C+
SR+
C-
SR-
104
R500
10K
C524
104
C501
104
+3.3V
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
C502
104
C500
36
GNDS
OUTNR
OUTNR
VCC2N
PGND2N
PGND2P
VCC2P
OUTPR
OUTPR
OUTNL
OUTNL
VCC1N
PGND1N
PGND1P
VCC1P
OUTPL
OUTPL
NC
GNDREF
GNDR1
VREG1
VREG1
VL
CONFIG
PWRDN
TRI-STATE
FAULT
TWARN
INLA
INLB
VREG2
VREG2
VSIG
VSIG
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
C529
104
C503
104
C566 1UF
+
C562
1000UF
C565
1UF
+28V
+28V
INRA
INRB
*C572
*R511
C504
104
L501   30uH
L500   30uH
R510
15 OHM 
*C571
*R512
L502   30uH
C509
104
R513
6.2 OHM 
R514
6.2 OHM
C537
104
*R505
C594
471
C573
0.47UF
C506
104
C507
104
3
1
2
4
L508
3
1
2
4
L511
INDUCTOR 4
SL+
SUB+
SUB-
SL-
C505
104
INDUCTOR 4
JK500
R+
L+
C+
SR+
SL+
SUB+
SUB-
L503
30uH
C532
104
102
R-
L-
C-
SR-
SL-
C581
102
C587
102
C582
102
C588
102
C583
102
C589    102
INDUCTOR4
C508
104
C580
C586
102
C579
102
C585
102
C578
102
C584
102
C527
104
L518
30uH
*R519
C556
104
30uH
104
INDUCTOR4
3
1
2
4
L512
R+
R-
C558
104
*R520
C559
104
*R508
*C597
*C576
IC500
STA505
POWER AMP.
ZD102
7V
PRB
UF
L517
30uH
*R521
C555
104
104
*R522
104
*R509
*C598
L519
30uH
C554
104
L516
30uH
C560
104
C557
C561
*C577
3
1
2
4
L513
INDUCTOR4
L+
L-
FB121
C623
104
VCC33E
VCC33E
VGND
C1021
102(
VGND
YG
PBR
C196
47PF
C194
47PF
C195
47PF
FB111
601
FB112
601
FB113
601
CVBS1
C431
C442
104
C445
104
JK101
104
VGND
1
2
3
4
5
CN203
CON5
C183
10UF
C182
10UF
R135
1K
R136
1K
1
2
3
4
5
6
7
8
CN202
CVBS1
C224
10uF
VIDEO_SW
ZD104
7V
ZD106
7V
PBR
YG
Q108
C945
VD
CVBS1
TRAY FWD
TRAY-REV
LSW
TOPEN-SW
TCLOSE-SW
X0
12
X1
14
X2
15
X3
11
Y0
1
Y1
5
Y2
2
Y3
4
INH
6
A
10
B
9
VEE
7
X
13
Y
3
VDD
16
GND
8
IC405
TC4052BFN
CH MULTIPLEXER
R441
8.2K
R442
8.2K
R443
8.2K
R444
8.2K
C450
101
C451
101
C446
101
C447
101
C448
101
C449
101
R447
47K
R448
47K
R456
6.8K
R455
6.8K
R454
6.8K
R453
6.8K
C453
100UF
C452
104
C455
100UF
C454
104
R452
6.2K
R451
6.2K
R4461
1K
R445
1K
LO
RO
R450
6.8K
R449
6.8K
+7V
-7V
R457
6.8K
R458
6.8K
C441
10UF
C440
47PF
R435
33K
2
1
4
3
IC404A
R440
10K
Q401
A733
C444
104
R437
4.7K
R436
4.7K
Q402
C2878
Q403
C2878
R438
1K
R439
1K
PRE-L
D401
1N4148
PRE-R
PRE-SL
PRE-SR
PRE-C
PRE-SUB
PRE-SUB
PRE-C
PRE-SR
PRE-SL
PRE-R
LINE-MUTE
PRE-L
AUX1
MUTE
AUX0
LINE-MUTE
MUTE
LMUTE
S-B
S-A
BASS
BASS
STO
DVD
STO
DVD
AUX0
AUX1
IR
VFDCLK
VFDCE
VFD-DA
IR
VFD-DA
VFDCLK
VFDCE
EARDEC
EARDEC
C41
10UF
C42
10UF
R498
6.8K
R497
6.8K
R619
4.7K
R620
4.7K
PRE-L
PRE-R
PRE-R
PRE-L
C643
100UF
R622
1K
C698
10UF
Q606
C945
R628 1K
R621
1K
C699
10UF
Q607
C945
1
2
7
8
5
4
6
3
IC609
TP5228
DRIVER
W/MUTE
C644
100UF
C642
100UF
C635
220UF
C636
220UF
R626
4.7K
R627
100K
ZD605
5.6V
C701
4.7U F
1
2
3
4
CN609
L602
10uH
L603
10uH
R623
100K
R624
100K
C700
10uF
EARDEC
2259DA
EARDEC
2259CL
2259CL
2259DA
EARDEC
C678  33PF
C689
33PF
C692
33PF
C696
10UF
C697
10UF
LIN
1 2
VSS
3
SDA
4
SCL
5
VDD
6
ROUTLOUT
7
RIN
8
IC608
PT2259
VOLUME
CONTROL
C647
104
C641
100UF
+7V
PH_MUTE
R631
2.2 OHM 
R632
2.2 OHM 
C625
104
C626
104
R629     4.7 OHM 
R630     4.7 OHM 
C702
10UF
C703
10UF
3
4
5
6
9
8
1
2
7
JK401
RCA6
+
P_L_OUT
INDUCTOR4
+12V(IN)
R505 R506 R507 R508 R509
C595 C596 C597 C598 C571
C572 C574 C575 C576 C577
R515 R516 R517 R518 R519
R520 R521 R522 R511 R512
15 OHM
22 OHM
4.7 OHM
6.2 OHM
470 PF
330 PF
0.68 UF
0.47 UF
MODEL
Dimensions
Installation Point
HT-CN500DVH/
HT-CN500DVE
HT-CN400DVH/
HT-CN400DVE
RB303
FROM
EARPHONE PWB
P22  2-B
AIR
2
AGND
4
AIL
6
SWTCH
8
C190
15PF
C191
15PF
601
C186
15PF
AOR
1
AOL
3
BGND 
5
B
7
9
C185
15PF
C184
15PF
RB203
FB117
601
FB118
601
ZD127
7V
ZD128
7V
JK102
VGND
RB202
1
2
3
4
5
6
7
8
ZD120
7V
ZD121
7V
ZD123
7V
ZD124
7V
601
601
601
601
601
C189
15PF
C188
15PF
C187
15PF
19
21
VGND
VGND
ZD125
7V
ZD126
7V
GGND 
G
11
R GND
13
R
15
VGND
17
VOUT
SHIELD
CLKOUT
10
DATA
12
DATAGND
14
BLNK
16
BLNKGND
18
VIN
20
SCART_21PIN
C192
15PF
C193
15PF
VGND
FB105
FB108
FB107
FB106
FB109
FB110
FB119
601
FB120
601
1
2
3
4
5
SCART PWB-A2
+
-
+
 +
 -
• The numbers 
13 
  to 
 14 
 are waveform numbers shown in page 37.
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