Sanyo DP50747 Service Manual page 50

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