Sharp HT-CN410DVH (serv.man2) Service Manual ▷ View online
HT-CN410DVH
17
LIST OF CAUTION, NOTES, AND SYMBOLS USED IN THE SCHEMATIC DIAGRAMS
ON THE FOLLOWING PAGES:
ON THE FOLLOWING PAGES:
1. CAUTION:
FOR CONTINUED PROTECTION AGAINST FIRE HAZARD, REPLACE ONLY WITH THE
SAME TYPE FUSE.
SAME TYPE FUSE.
2. CAUTION:
Fixed Voltage (or Auto voltage selectable) power supply circuit is used in this unit.
If Main Fuse (F1001) is blown, first check to see that all components in the power supply circuit are not defective
before you connect the AC plug to the AC power supply. Otherwise it may cause some components in the power
supply circuit to fail.
before you connect the AC plug to the AC power supply. Otherwise it may cause some components in the power
supply circuit to fail.
3. Note:
(1) Do not use the part number shown on the drawings for ordering. The correct part number is shown in the parts list,
and may be slightly different or amended since the drawings were prepared.
(2) To maintain original function and reliability of repaired units, use only original replacement parts which are listed
with their part numbers in the parts list section of the service manual.
HT-CN410DVH
18
SCHEMATIC DIAGRAM FOR CONTROL PCB
Figure 1: SCHEMATIC DIAGRAM FOR CONTROL PCB (1/2)
A
B
C
D
E
F
G
H
1
2
3
4
5
6
R2521
33
C2511 104
D2508
1N4148
1
2
3
SN251
SENSOR
C2515
104
ZD252
5V6
ZD251
5V6
C2514
100P
C2513
220U/35V
C2509
104
TA2506
TA2510
SELECT
SOURCE
OSC1*
1
RESET*
2
MODE*
3
REMOTE*
4
Din/out*
5
IIC SDA*
6
IIC SCL*
7
CLK
8
STB
9
K1
10
K2
11
K3
12
K4
13
VDD
14
Seg1/KS1
15
Seg2/KS2
16
Seg3/KS3
17
Seg4/KS4
18
Seg5/KS5
19
Seg6/KS6
20
Seg7/KS7
21
Seg8/KS8
22
Seg9/KS9
23
Seg10/KS10
24
Seg11/KS11
25
Seg12/KS12
26
Grid6
39
Grid7
38
Grid8
37
Seg20/Grid9
36
Seg19/Grig10
35
VEE
34
VDD
33
Seg18/Grid11
32
Seg17/Grid12
31
Seg16/Grid13
30
Seg15/Grid14
29
Seg14/Grid15
28
Seg13/Grid16
27
OSC2
GND
GPIO1*
GPIO2*
GPIO3*
GPIO4*
PSW*
VDD
Grid1
Grid2
Grid3
Grid4
Grid5
40
41
42
43
44
45
46
47
48
49
50
51
52
IC251
V63111
R2510
10K
10K
10K
R2511
R2512
R2528
1K
XL2501
455K
C2507
150P
C2506
150P
C2505
10U/50V
ZD253
3V
TA2501
TA2502
TA2503
TA2504
TA2505
OPEN/CLOSE
PLAY/PAUSE
STOP
PREV
NEXT
D2507
1N4148
D2506
1N4148
R2519
33K
R2518
R2517
R2516
10K
10K
10K
C2508
104
D2504
1N4148
R2522
33
R2523
33
R2515
10K
R2514
10K
R2520
470
C2512
104
R2505
47
VFD_CK
VFD_CE
VFD_DA
IR
Q2502
2SC1623
2SC1623
R2507
1K5
R2504
47K
R2506
10K
1
2
3
4
5
6
7
RB5503
ON/OFF
BK5V
-27VF
PMUTE
GND
GND
AC1
AC2
R2501
1K
Q2501
2SA812
R2509
10K
D2501
1N4148
1
2
DP251
R2524 1K
R2525 1K
R2526 22K
ZD254
5V6
5V6
R2513
4K7
R2529 10k
BK5V
BK5V
1
2
3
4
5
6
7
8
9
10
RB204
CN10/20
LED-1
LED-2
LED-1
LED-2
TA2507-1
TA2507-2
TA2507-1
TA2507-2
R2502
4.7K
R2532
0
R2533
0
R2534
0
R2535
0
VFD_DA
VFD_CK
VFD_CE
R2538
1.2K
R2537
4.7K
R2536
4.7K
+
C2504
100UF/16V
+
C2520
100UF/16V
+
C2503
100UF/16V
R2539
0
R2540
0
TA2508
TA2509
UP
DOWN
C2521
104
R2541
22k
R2542
3.3K
C2516
104
C2522
223
C2523
2
2
3
C2524
223
C2525
223
R2543
2.2K
2.2K
2.2K
R2544
R2545
C2528
103
C2527
103
C2526
103
R2546
0
R2547
0
R2548
0
R2549
0
R2550
0
R2551
0
R2552
0
R2553
0
R2554
0
R2555
0
R2564
10
ZD255
5V1
R2556
0
R2558
0
R2559
0
R2560
0
R2563
0
R2562
0
R2561
0
HT-CN410DVH
19
Figure 1: SCHEMATIC DIAGRAM FOR CONTROL PCB (2/2)
7
8
9
10
11
12
6
LD2501
STANDBY
C2513
220U/35V
POWER
Seg11/KS11
Seg12/KS12
26
Grid6
39
Grid7
38
Grid8
37
Seg20/Grid9
36
eg19/Grig10
35
VEE
34
VDD
33
eg18/Grid11
32
eg17/Grid12
31
eg16/Grid13
30
eg15/Grid14
29
eg14/Grid15
28
eg13/Grid16
27
Grid4
Grid5
40
C2510
104
104
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
DP251
4 1K
5 1K
R2526 22K
ZD254
5V6
5V6
TA2507
LED-1
LED-2
LED-1
LED-2
TA2507-2
TA2507-1
TA2507-2
TA2507-1
1
2
3
4
5
CN5504
CN5/20/Z
1
2
3
4
5
RB5504
CN5/20/Z
GND
GND
JP2
JP1
JP3
FB5506
600
FB5505
600
C5507
104
1
2
3
4
2
3
4
RB5501
3
6
7
1
5
2
4
4
JK5501
EARPHONE
FB5507
600
C5501
104
C5502
104
C2502
104
C2501
104
ZD262
5V6
EARPHONE SECTION
STANDBY SECTION
DISPLAY
HT-CN410DVH
20
SCHEMATIC DIAGRAM FOR POWER PCB
Figure 2: SCHEMATIC DIAGRAM FOR POWER PCB (1/2)
A
B
C
D
E
F
G
H
1
2
3
4
5
6
1
2
CN901
CN2P-396-2
CN2P-396-2
1
2
4
3
L901
22mH
1
2
4
3
L902
22mH
NTC901
RT-5A
C909
103P-1KV
C910
103P-1KV
R903
R04-470K
R904
R04-470K
C913
102P-1KV
C911
C155P-250V
1
1
C951
470P-1KV
C953
102P-1KV
R993
R10-120
R901
R04-910K
R902
R04-220
GT901
GT10
1
2
4
3
IC901
IC-EL817C
D959
HER104
D960
1N5822
C981
220P-1KV
C982
220P-1KV
C983
220P-1KV
C984
220P-1KV
R04
IS 1/4W
R06
IS 1/6W
R04-1-F
IS 1/4W 1 OHMRES FUSE
ECO POWER <0.6W
R06-10KM IS 1/6W 10KOHM 1%
SP1CREW-A
SP2CREW-A
SP3CREW-A
SP4CREW-A
D903
1N4148
1N4148
D904
1N4148
1N4148
1
2
3
4
5
6
7
8
IC902
FSDM0265RN
D910
HER104
C985
1000U 16V
1
2
3
IC953
IC-TL431
R981
R06-1K5
R980
R06-220
C992
CC104P
R983
R06-4
C986
C104P-100V
D907
PR1507
T3.15AL
250V
4
5
3
1
6
10
2
8
T902
R909
R30-120
R910
R30-120
C905
1000pF/250V
C906
1000pF/250V
JMPAA
Jumper
C917
MC104P
C922
0.0022uF/400V
D
S
G
Q901
STP9NK50Z
D
S
G
Q902
STP9NK50Z
R916
R06-10
C918
22U 50V
C916
101P-1KV
4
1
2
3
BD901
BD-KBU808
BD-KBU808
C919
CC104P
R915
R06-4.7K
C920
470P-1KV
R917
R30-120
R919
R06-27
ZD906
ZD-5V1
5
3
2
9
10
1
7
6
8
T903
R907
R04-2K7
ZD901
ZD-15V
ZD-15V
R905
R04-47
R908
R04-2K7
ZD902
ZD-15V
ZD-15V
R906
R04-47
C915
222P-1KV
R914
R04-62K
470U 25
P9
PAD-2.6
P10
PAD-2.6
C966
MC104P
C923
1000pF/250V
C924
1000pF/250V
P6
PAD-D2.6
P5
PAD-D2.6
P7
PAD-D2.6
P8
PAD-D2.6
P11
PAD-D2.6
B
C
E
Q951
2S
B
C
E
Q952
2SA733
C952
470P-1KV
R912
R04-220K
R982
R06-1K5
R920
R20-47
C903
C474P-275V
F901
C907
100U
250V
C908
100U
250V
C914
102P-1KV
C904
0.22uF/275V
3
2
5
6
10
12
14
15
T901
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
REMARKS :
R901A
R04-910K
C921
0.0022uF/400V
C926
221P-1KV
When Servicing, pay attention as the area enclosed
by this line (
by this line (
) is directly connected with AC.
Click on the first or last page to see other HT-CN410DVH (serv.man2) service manuals if exist.