Sanyo VIZION DP50747 Service Manual page 50

DP50747 Ischematic 3/7/07 8:27 AM Page 2
Chassis No. P50747-00
MODEL DP50747
D5.0V 0.84A
D3.3VP
5 Pin
1
1 L6707
IC1600 Hi or Open:ON
1/10GZ
2
LA5774MPEP Lo:OFF
3
6
4
4
1 2 3 4 5
TU33VP
GND
L1622 L1600
1/10GZ0.0 1/10GZ0.0
C681 TU33V
L1601
KZ0.1LZF R1625
1/10GZ0.0
1/10GJ
47KC
L1603
P_FAIL
L2WK150MN
D1621
1SS355
IC1610
PQ070XNA1ZPP
6
R1612
1/10GF560C
1 2 4 5
L1610
R1617
1/10GZ0.0
1/10GF1.5KC
R1610
C1610
1/10GZ0C R1618
K8B
KZ Vref=1.23 1/10GF1.2KC
1 0.1LZF
Hi:ON
1 C1611
2 10KZ1ULZF Lo:OFF
3
4
4 Pin
5
Hi:ON
L1614 1/10GZ0.0
6 12V_ANALOG Lo or Open:OFF
GND_AMP
7
IC1630
8
L1615 B4L26B0740G
9 PQ1CZ41H2FPK
L1616 B4L26B0740G 6
10
11
12
1 2 3 4 5
13 C1630
L1630
13
16EM100LBVD
1/10GZ0.0
D1FH3G
GND
12V_ANALOG
L1631
L1604 1/10GZ0.0
C1632
1/10GZ0.0
C1631
L1605 1/10GZ0.0
KZ
KZ0.1LZF
0.1LZF
Vref=1.26
IC1640
QXXAVC692P
L1640
L1680
1/10GZ0.0
1/10GZ0.0
L1681
C1640
1/10GZ0.0
16EM100LBVD R1640
L1682
1/10GF
C1641
1/10GZ0.0 6.8KC
KZ0.1LZF
L1683 R1641
1/10GF
1/10GZ0.0
Vref=1.24
56KC
L1684
3 Pin R1642
1/10GZ0.0
1/10GF
10KC
L1685
1/10GZ0.0
REG-SW1
R1649
GND_FLM GND
1/10GJ10KC
L1654 1/10GZ0.0
12V
L1655 1/10GZ0.0
D1651
1SS355
P_FAIL
K5DL
GND_AMP
1
R5975
1
1/10GJ1KC
UART0TX
2 R5976
1/10GJ10KC
3 UART0RX C6094
R5974 IC6090 10KZ1ULZF
4 D3.3V
1/10GJ1KC
4
PQ070XNA1ZPP
6
GND_D
1 2 4 5
R6087
L6091 1/10GF1KC
R6093 L5565
R6088
1/10GZ0.0 1/10 GND_D 1/10
1/10GZ0C
D3.3V GZ0C GZ0.0
R6089
C6099
1/10GF
KZ0.1LZF
1KC
L5566
GND_D GND_D
GND_D GND_D 1/10GZ0.0 GND_D
C6091 C6090 C5701
10KZ1ULZF 6.3EM220LBVD 35EM47LBVD
IC6050
PQ070XNA1ZPP
6
C6053
6.3EM220LBVD
1 2 4 5
L6050 C6052
R6053
10KZ1ULZF
B4L26B0740G
1/10
5V GZ0C
C6054 C6051
KZ0.1LZF
10KZ1ULZF
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SCHEMATIC DIAGRAMS
5V_STBY D3.3V
R1609
1/10GJ47C R1608 R1606
1/10GJ 1/10GJ
10KC
10KC
Q1606
R1607
AH Q1605
1/10GJ
AH 10KC
D1.8V
R1600
1/10GF
330C
R1601
1/10GF
120C
R1602
1/10GF
1KC
D5.0V 0.22A
L1611
1/10GZ0.0
D3.3V
C723
KZ0.1
L1612
LZF
1/10GZ0.0
C1613 C1614 C1615
P_FAIL
KZ0.1LZF
6.3EM220LBVD 6.3EM220LBVD
D1604 D1602
UDZS3.0BG 1SS355
R1630
L1632
1/10GF
L2WK560MN
1.5KC
5V
C1634
C1633
R1631
D1630 6.3EM1000LBVD 10KZ1ULZF
1/10GF
1.5KC
R1632
1/10GF
1KC P_FAIL
13V 0.28A
9V
D1640
1SS355
P_FAIL
13V 0.13A
R1852 R1853 R1854
(H) (L) (b0H)
AUDIO_AMP
(W1)
12.4V
X JP
50J4DE
(W2)
50J4DE X JP
50J4JF
47K X
50J4DE (W2) 1AV4T44302100 P50747-00
50J4JF 1AV4T44302200 P50747-01
D2.5V_DDR
C6087
35EM
47LBVD
C6086
R6085
KZ0.1LZF
1/10GF
4.7KC
VREF
R6086
1/10GF
K6P
4.7KC
GND_D LINE_OFF 1
POWER_ON
2
STB_5V
3
BL_ADJ
4
BLON/VS_ON 5
5VD 6
GND 7
P=2.0 TOP
L6051
1/10GZ0.0
A3.3V
R6050
1/10GF560C L6052
1/10GZ0.0
R6051
NC 1
1/10GF1.5KC
BL_ADJ1 2
BL_ON
3
BL_ADJ2
4
R6052
SELECT
5
1/10GF1.2KC K6R
P=2.0 TOP
SDA_D
TU_SDA
SDA-TV
L1800
L2FB3R3MG
5V_STBY
C1800
KZ0.1LZF
R883
1/10GZ0C
C834
6.3EM R884
220LBWA
1/10GZ0C
X801
V10B0560N
PANEL OPTION
R885
1/10GZ0C
C835
KZ0.1LZF
R1855 R1856 R1857 R1858 R1859 R1825 R1861
OPTION2
(b0L) (b1H) (b1L) (b2H) (b2L) (b3H) (b3L) HEX
RESET_IIC R888
1/10GJ100C
47K X X JP X JP 47K X 12h
C840
KK0.033
LZB
JP 47K X X JP 47K X 14h R889
X 5V_STBY
1/10GJ
1MC
R1838
1/10GZ0C R890
1/10GJ
47K X X JP X JP 47K X 13h
4.7KC
C1618
10KZ1ULZF
R1614
1/10GJ
Q1600
470C
R1615 AJ 5V
1/10GJ
RESET_IIC
22KC
R811 1/10GJ10KC
D1610
UDZS3.9BG R1616 C1619 1/10GJ4.7KC
R802
1/10GJ
KZ0.1 LZF
10KC
R1821
1/10GJ
4.7KC
Q1801
AH
C1677
C1676 R1820
POWER_ON 5V_STBY
1/10GJ 10KC
16EM100LBVD
KZ0.1LZF LINE_OFF
CPU PART
— 50 —
IC6301 BUS SWITCH
TC4052BFP
5V
C6155
VDD
1 16
KZ0.1LZF
0Y
2Y 2X
2 15
1X
3 14 SCL-TV
Y-COM
4 3Y 13 TU_SCL
X-COM
1Y
SCL_D
5 12
0X
INH 3X
6 11
GND_A
R6254
1/10GJ100C
7 VEE A 10 IIC_SEL
Lo/Hi 0/1 ATSC/NTSC
VSS B
8 9
IC806
TC7SET08FUP
R875
1/10GJ
100C
4 3 UART_SIN
C827
2
KZ0.1LZF
5V
5 1
IC805 D3.3V
C829
KZ0.1LZF
TC7SH08FUP
R1674 R1675
1/10GJ4.7KC
1/10GJ1KC 1 5
2
Q1661
3 4 UART_OUT
AJ R1828
1/10GJ100C
M_MUTE
R865
1/10GJ100C
ACK_OUT
STATUS
STATUS_IN
R864
R859 1/10GJ10KC 1/10GJ100C
R860 1/10GJ10KC
R862 1/10GJ10KC
R857 1/10GJ100KC
R858 1/10GJ4.7KC
R873 1/10GJ4.7KC
R1827 1/10GJ4.7KC
R830
1/10GJ
10KC
5V
Q803
AH
R832
R831
1/10GJ 1/10GJ
R845
47KC
47KC
1/10GJ100C
R846
P05
1/10GJ100C
PO4
1/10GJ100C
R844
P03
R843 1/10GJ100C
P02
R842 1/10GJ100C
BL1 P01
1/10GJ100C R866 R867 1/10GJ100C
CPU
B P00
Q805 AH
G IC801 PC4
R841 1/10GJ100C
R PC3
QXXAAJQ0807 R840 1/10GJ100C
HSB PC2
R839 1/10GJ100C
VSB PC1
R838 1/10GJ100C
VSS1 PC0
XT1 P37
XT2 P36
R1800 1/10GJ100C
R1809 1/10GJ100C
C816 R849 R851
R850 R895
C805 C815 CJ22CL 1/10GJ 1/10GJ 1/10GJ 1/10GJ
C841 CJ22CL 100KC 100KC 100KC 470KC
CJ22CL
C806
EM2.2LBVD
CJ22CL
EEPROM
C804
IC802
1/10GJ100KC
QXXAVC820P
R809
C807 KZ0.01LZF
1/10GJ4.7KC (ATMEL 4K)
C800
KZ0.1LZF
C811
R817 1/10GJ1MC KZ0.1LZF
L1802
L2FB3R3MG
5V_STBY
R1823
1/10GJ
4.7KC
Q1802
R1822 AH
1/10GJ
100C
R1817 1/10GJ12KC
R1819 R1871
Q1800 1/10GJ
1/10GJ R1872
AH 10KC 330C
1/10GJ22KC
Q1871
AH
R1874
1/10GZ0C
POWER_ON
KZ0.01LZF C1664
CJ47CL
RC_IN C1663
KZ0.01LZF C1662
KZ0.1LZF C1661
5V_STBY
L1670
1/10GZ0.0 L1673
1/10GZ0.0
GND_FLM
K8FRA
TO KEYSW UNIT
1 6
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, MAIN
R1515
1/10GJ1KC
UART0TX
UART0RX
R1516
1/10GJ1KC
Q804 R834
AJ 1/10GJ
2.7KC
P_FAIL
P_FAIL
C814 D801 D802 P_FAIL
KK2200 1SS355
UDZS6.2BG K_JIGU
LZB
AV_SW4
GND_FLM
1
AV_SW3 1
GND
AV_SW2 2 SDA_TV
AV_SW1 3 SCL_TV
C842
4
RESET_TV STATUS
KZ0.1LZF
5
ACK
R891
6
TB_IN RESET_IIC RC_IN
1/10GZ0C CLK
7
ENA/DATA1
DATA0
8
DATA0
ENA/DATA1
9 CLK
10
RESET
11
5V_STBY
12
GND
13
SCL-TV UART0TX UART_TX
14
SDA-TV UART0RX UART_RX
15 D3.3V
L1803
1/10GZ0.0
R1835
D3.3V
1/10
GZ0C
GND_FLM
R1808
1/10GJ100C
SDA-TV
R1807
1/10GJ100C
R1806
1/10GJ100C
R1803
1/10GJ100C
SCL-TV
RC_IN
R1802
1/10GJ100C
L1692
1/10GZ0.0 L1709
1/10GZ0.0
L1693
1/10GZ0.0
L1694
1/10GZ0.0
L1695
1/10GZ0.0
L1696
1/10GZ0.0
L1697
1/10GZ0.0
L1698
1/10GZ0.0
L1699
1/10GZ0.0
L1700
1/10GZ0.0
L2001 1/10GZ0.0
L1701
1/10GZ0.0 L2002 1/10GZ0.0
L2003 1/10GZ0.0
L1702 L1718
L2004 1/10GZ0.0
1/10GZ0.0 1/10GZ0.0
GND_FLM
L1703
GND_SCW1
1/10GZ0.0
L1704
1/10GZ0.0
L1705
GND_FLM
1/10GZ0.0 1/10GZ0.0 L2006
L2017
L2007
1/10GZ0.0
L1706 L2016
L2008
1/10GZ0.0 L2015 1/10GZ0.0
L2009
L2014 1/10GZ0.0
L1707 L2011
GND_FLM
1/10GZ0.0 L2012
GND_A GND_A GND_SCW3 GND_FLM
GND_FLM GND_FLM
GND_SCW2
K1000
GND_FLM
1/10GZ0.0
1/10GZ0.0
1/10GZ0.0
1/10GZ0.0
1/10GZ0.0
1/10GZ0.0