Chapter 7. Electrical Parts; Block Diagram - Haier 40D2500 Service Manual

Chapter 7. Electrical Parts

7-1. Circuit Diagram
CN4
1
12V
12V
2
GND
GND
3
5V_M
5V
4
5V_M
5V
5
5V_Panel
P5V
6
5V_Panel
P5V
7
GND
GND
8
GND
GND
9
PW_ON
PWON
10
5V_STB
5VSB
10PIN-2.54-D-H-G
5V_STB UL1
3
VI VO
VO
CL1
LC1117CLTR33
0.1uF-0402-Y5V-+80%-20%-16V
GND 10uF-0603-X5R-± 20%-6.3V
0.1uF-0402-Y5V-+80%-20%-16V
5V_STB
UD1
4
VIN
RD1
CD1 CD2
1
EN
LC3406CB5TR
10Kohm-0402-± 5%-1/16W
10uF-0603-X5R-± 20%-6.3V
0.1uF-0402-Y5V-+80%-20%-16V GND
PVCC
RM1
RM3
QM2
RM4
POW_EN
3K3ohm-0402-± 1%-1/16W
RM5
2K2ohm-0402-± 5%-1/16W
0ohm-0402-± 5%-1/16W
MMBT3904(f≥350MHz)
200Kohm-0402-± 5%-1/16W
GND GND
5V_M 5V_STB
E1 E2
C56 C1 C58 C57 C2
NC/100uF-16V NC/100uF-16V
GND 10uF-0805 GND 10uF-0805
0.1uF-0402 0.1uF-0402
NC/10uF-0805
3V3_STB
2
4
CL2 CL3
SMD5845-4R7M-032
22uF-0805-X5R-± 20%-6.3V
LD1
3 0.1uF-0402-Y5V-+80%-20%-16V
SW
1.15V_STB
1.15V_STB TEST
RD2
5
FB
RD3
CD3 CD4 CD5
12K4ohm-0402-± 1%-1/16W
GND GND 13Kohm-0402-± 1%-1/16W
10uF-0603-X5R-± 20%-6.3V
VCC_Panel
QM1
CM2
CM6
WPM3407C-3/TR
0.1uF-0402-Y5V-+80%-20%-16V GND
10uF-0805-X5R-± 20%-16V
NC/3K3ohm-0402-± 5%-1/16W
1
5V_Panel
5V
2
PVCC
PVCC
3
12V
12V
CN3
Service Manual
Model No.:
BL_EN
10Kohm-0402-± 5%-1/16W
NC/0ohm-0402-± 5%-1/16W
1Kohm-0402-± 5%-1/16W
MMBT3904(f≥350MHz)
PWM/ADJ
0ohm-1206-± 5%-1/4W
RM2
40D2500
5V_M
5V_M
RB4
RB1
RB10
QB3
RB2 RB3
QB1
RB5
GND
GND
CN2
1
GND
GND
2
GND
GND
3
ADJ
ADJ
4
BL_ON
BLON
5
12V
12V
6
12V
12V
6PIN-2.0-D-H-
RB6 RB7
5V_M
QB2
RB9
CB1
510ohm-0402-± 5%-1/16W
MMBT3904(f≥350MHz)
10Kohm-0402-± 5%-1/16W
1Kohm-0402-± 5%-1/16W GND
1uF-0402-X5R-± 20%-6.3V GND
NC/3K3ohm-0402-± 5%-1/16W
0.1uF-0402-Y5V-+80%-20%-16V
5V_M UL2
RL3 3
VI VO
CL5
VO
CL4
LC1117CLTRAD
GND 0.1uF-0402-Y5V-+80%-20%-16V
10uF-0603-X5R-± 20%-6.3V
330ohm-0402-± 1%-1/16W
150ohm-0402-± 1%-1/16W
0.1uF-0402-Y5V-+80%-20%-16V
10uF-0603-X5R-± 20%-6.3V
H1 H2 H3 H4 H5
Location hole Location hole Location hole Location hole Location hole
GND
33ohm-0402-± 5%-1/16W
MMBT3904(f≥350MHz)
NC/2K2ohm-0402-± 5%-1/16W
10Kohm-0402-± 5%-1/16W
1Kohm-0402-± 5%-1/16W
BL_ON
RB11
GND
-G
ADJ
RB8
CB2
GND
1V8_DDR
2
4 CL6
CL7
RL1
RL2
GND
GND
H6
Location hole