Schematic Diagrams - Sanyo Vizon DP32746 Service Manual

MODEL DP32746 Chassis No. P32746-00
ELECTROSTATICALLY SENSATIVE DEVICES
Many solid-state devices (especially Integrated Circuits) are Electrostatically
Sensitive, and, therefore, require special handling techniques as described under
"Servicing Electrostatically Sensitive Devices, " on page two in this service literature.
ASSY,PWB,POWER
STB_5V
POWER_ON
D604
PC123YC2
JP603
J
C605 C614
JP604
J
D603
DDXAVB024
1 2 3 4
D607
D608
C641 C616
C605/C614
C616/C641
1000KK1000NH
C644
R606
1/10GJ10KC 275GM0.1VDB
R605
1/10GJ
22KC
R675
1/10GJ10C R674
RL601
1/10GJ10KC
D601
Q602
R673
2SD2226KWP C613
1/10GJ22KC
:2SD2226KVP
275GM
0.1VDB
Q670
R609
2SD2226KWP
D670
:2SD2226KVP DHXAVB019
RL670
C629
275GM
0.47VDD
:275GM
0.47VDA
W601
A2
AC-NEUTRAL
F601 C608
R604
275GM
4A250VTCSL 1/2DJ220K 0.47VDD
:275GM
AC-LIVE
0.47VDA
A1
LF641
VA611 LF642
VA612
C637
C638
250KM1000VBW
SC611 250KM1000VBW
:250KM1000VBBW :250KM1000VBBW
— 41 —

SCHEMATIC DIAGRAMS

R623
1/10GJ
10KC
Q603
R639 R642
AH R631 1/10GJ10KC 1/10GJ1KC
Q604
1/10GJ10KC R633
AH R637
1/10GJ
1/10GJ
C628
22KC Q606 C639
10KC R658
25KK
AH KK0.1LZB
1GNB 1/2GJ4.7K
R622
1/10GJ
22KC
R1641
C625
25KK1GNB 1/10GJ1KC
C696
KK0.056
LZB
D605 D606
PC123YC2
PC123YC2
R683 R607
1/10GJ
1/10GJ
R682
R681 R680 820C
10KC Q605
1/10GJ 1/10GJ 1/10GJ
AJ
100KC 8.2KC 8.2KC
R684
C1638
1/10GJ27KC
16KZ
2.2GMF
R678
FFXAVB005SGJ
2 Q642
D647
R664 2SK3555-FMY Q641
1/2GJ10
2SK3555-FMY
3 1
R663 D645 2
1/2GJ 1SS355
3
330 R659
R662 1/2GJ
R657
1/10GJ 1
10 1/2GJ
100KC
330
C666
R665 R661 R655
KK0.1LZB
1/10GJ
2SJ10K 1/10GJ
100KC
10KC
R666
2SJ10K
IC603
C646
16KK R654
C648
L6598DP 4.7 1/10GJ
16KK
GMB 220C
4.7
GMB
R650
1/2GJ
D643
100
R651
1/2GJ47 R652
C640 1/2GJ56
D641 D642
KK0.056
C643
UDZS18BG C645
LZB R644 C642
25KK1GNB R653
1/10GJ KK330 R649 35EM
27KC 1/10GJ1KC 474Z 1GJ12K
LZB
D602
+B
DC155V C658
J
1000KK1500NH
:1000KK1500CTB
:1000KK1500CR
C659
450MK
0.22CB
C647
200EM820VFD
:200EM820VCJ
C690
JP602
J 200EM820VFD
:200EM820VCJ
R1691
1/2GJ82K
R640
1/2GJ82K
R632
1/10GZ0C
C1620
2000KK2200NH
:2000KK2200CRD
:2000KK2200CTB
R1606
D1618 2SJ100K
RM11C
R1643
AC-L2
J
D1606 R1642
D1617
D1620
RM11C RM11C
2SJ0.56
C1623
IC1602
200EM470VER
:200EM470VCH
MR4010-7101
R1638
1/2FJ
470VFN
C1625
KK0.1 C1627
2000KK220NH
LZB D1615
EG01C :2000KK220CRD
:2000KK220CTB
C1626 R1634
2SJ0.39
P-GND
35EM1004Z
D1613
R1627
R1633
1/8GJ10K R1635 1/8GJ5.6K
1/2GJ10
D1607
SFPL-52P
D1609 D1616
D1608 R1636 R1637
UDZS10BG UDZS
1/8GJ
1/8GJ 8.2BG
7.5K
8.2K
R1621 C1624
1/10GF
CJ100CL
24KC
D1610 C1622
C1621
UDZS10BG KK3300LZB
KK1000LZB
— 42 —
K6C
L617
D639
UDZS27BG
P24V-A
L613
R624
C676 1SJ1.5K
35EM
R668
4702F
1/10GF3.9KC
:35EM4706Q
R669
1/10GF3.9KC
R670
C652
1/10GF820C
25KK0.22
LZB
R671
1/10GF
R667
1KC
1/10GJ
10KC
IC671
C651
UPC1093J
25KK
1GNB
R677
1/2CM3.3MXU
:1/2XJ3.3MVA
:1/2DK3.3MLBWA
C649
250KM1000VBW
:250KM1000VBBW
T605
D624
V4L51B6740N
YG865C10MY
:DDXAVB022
L607
J
2
17
D644
L611
J
3
16
C664
35EM6806Q
4 15
L612
:35EM6802F
J
R685
14
1GJ560
6 13
L616 D627
12
7 J YG865C10MY
:DDXAVB022
C663
8
11
25EM10002F
:25EM10006Q
T1606 C1634
1000KK1000NH
B4L51B0820N
:1000KK1000CRD
:1000KK1000CTB
1
12
3
2 11
D1628
YG862C10MY 2
:DDXAVB023
R1610
1SJ470
10 1 C1632
C1631
16EM22006R
16EM22006R
:16EM2200MY
:16EM2200MY
4 9
D1630
R1611
RL1603
1SS355
1/10GJ10C
5 8
Q1610
2SD2226KWP
:2SD2226KVP
6 R1613
7 C1630
1/10GJ10KC
1000KK1000NH
:1000KK1000CRD
:1000KK1000CTB
R1612
1/10GJ22KC
R1615
D1629 1/10GJ
4.7KC
YG862C10MY
:DDXAVB023
R1614
1/2GJ
D1621
C1635 470
PC123YC2
16EM22006R
:16EM2200MY C1692
16EM22006R
4 1
:16EM2200MY
C1637
KK0.1LZB
3 2
C1636
3
6.3KK10GMB
D1622 IC1604
PC123YC2 UPC1093J
R1620
1/10GJ1KC
4 1
R1622
Q1609 1/10GJ22KC
3 2 AH
Q1611
R1625
AH
1/10GJ10KC
R1623
1/10GJ
22KC R1624
1/10GJ22KC
To LCD Module
DP26746 E_PWM I_PWM
DP32746 I_PWM E_PWM
RT604
1/10GZ0C
K6P
1 SEL
RT603
R602
2 E_PWM
1/10GZ0C
1/10GJ2.2KC
3 I_PWM
R636
4 BLON
1/10GJ470C
R635 5 GND
LINEOFF 1/10GJ12KC
6 LINEOFF
7 DTV_ON
POWER_ON
8 POWER_ON
9 T_SENSOR
10 GND
R1696
1/10GJ6.8KC
P_24V
1 DTV6V
2 DTV6V
STB_5V
3 GND
4 24V
L620 24V
5
GND
6
7 STB5V
L621 8 GND
K6R
L1622
R679
47
K6Q
L619
1
1
A13V
2
3
GND
4
4
C668
35EM6806Q
:35EM6802F
L614
L2GB4R7MN
R672
1/2GJ3.3K
C671
25EM10002F
:25EM10006Q
ASSY,PWB,KEYSW
POWER_ON
CH.- CH.+ VOL.- VOL.+
SW1904 SW1903 SW1902
SW1905
R1907 R1906 R1905 R1904
1/10GJ 1/10GJ 1/10GJ 1/10GJ
5.6KC 3.9KC 2.2KC 1.8KC
R1616
1/10GJ2.2KC
C1904
A1901
25KZ
0.1LZF
U20B24401
1
R1619
2 R1618
1/10GF
1/10GF
3KC
470C 5 VCC 3
GND
R1617
1/10GF
2
VOUT
3.3KC
4 GND 1
GND
R1911
C1905
KK1000 1/10GJ
RC PRE AMP
LZB 1KC
POWER_ON
D1633
1/10GZ0C
— 43 —
To Main Board
K8P
To Main Board
K8R
CAUTION FOR CONTINUED PROTECTION AGAINST
A RISK OF FIRE, REPLACE ONLY WITH
THE SAME TYPE 4A, 250V FUSE.
ATTENTION: POUR MAINTENIR LA PROTECTION
CONTRE LES RISQUES D' INCENDIE UTILISER UN
4A 250V
FUSIBLE DE RECHANGE DE MEME TYPE 4A, 250V.
NOTES;
1. RESISTORS SPECIFIED WITH RESISTANCE VALUE ARE "1/6DJ"
2. RESISTORS SPECIFIED WITH TYPE OF RESISTOR, TOLERANCE
.
AND RESISTANCE VALLUE ARE "1/4".
3. ALL CAPACITORS ARE 50WV RATING UNLESS OTHERWISE NOTED.
4. PARTS MARKED WITH ARE RELATED WITH X-RADITION.
5. THICK LINES ARE 15WATTS SUPPLY LINE.
6. BOTTOM VIEW OF TR & IC.
LETTER
TOP VIEW
SIDE
N
B IC CASE OF TR
1 C
E B
E E C IN CASE OF IC
B C
3
1 2
7. ISOLATION BOARDER LINE.
AT2
COLD SIDE HOT SIDE
To Main Board
K8Q
8.CHIP TRANSISTORS
C
B: BASE
COLLECTOR
C:
B E
E: EMITTER
(Top View)
9.CHIP RESISTORS
3
12 x 10 (12kohm)
10. "J" : JUMPER WIRE
"X" : PART NOT USED
LIST OF REPLACEABLE TRANSISTORS
(2SA933S TYPE)
14TH CODE 2SA933S 2SA1015 2SA564A
AB 7T200181 R Y,GR R
AC 7T200182 Q,R O,Y,GR Q,R
(2SA1037K CHIP TYPE)
14TH CODE 2SA1179 2SA1037
AJ 7T200221 M6,M7 R,S
(2SC1740S TYPE)
14TH CODE 2SC1740S 2SC945A 2SC1815
AD 7T200183 Q,R,S QA,PA Y,GR
AE 7QT00202 Q,R,S RA,QA,PA O,Y,GR
(2SC2412K CHIP TYPE)
14TH CODE 2SC2812 2SC2412K
AH 7T200220 L6,L7 R,S
POWER
SW1901
L1901
2 1
K1901A
1
5V_STBY
R1901
1/10GJ GND
R1902 From Main Board
1KC
1/10GJ1KC
KEY_IN
K8FRA
RC_IN
R1903
1/10GJ
PWR_SW
10KC
GND
R1909
C1902
6
1/10GJ
16EM
220C 10LBWA
R1910
1/10GJ
220C
— 44 —