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Service Manual
Model No.:
Chapter 7. Electrical Parts
7-1. Circuit Diagram
55DR3505
RB1
1Kohm-0402-± 5%-1/16W
QB1
MMBT3904(f≥350MHz)
BL_EN
RB5
10Kohm-0402-±5%-1/16W
5V_M
BL_ON
12V
12V
GND
GND
1
2
3
4
6
5
GND
GND
ADJ
BLON
12V
12V
CN2
6PIN-2.0-D-H-
-G
ADJ
RB6
510ohm-0402-±5%-1/16W
QB2
MMBT3904(f≥350MHz)
RB7
1Kohm-0402-± 5%-1/16W
RB9
10Kohm-0402-±5%-1/16W
5V_M
ADJ
PWM/ADJ
RB8
NC/3K3ohm-0402-±5%-1/16W
PVCC
PVCC
12V
1
2
3
5V
PVCC
12V
CN3
5V_Panel
QM1
WPM3407C-3/TR
RM3
200Kohm-0402-±5%-1/16W
QM2
MMBT3904(f≥350MHz)
RM1
0ohm-0402-± 5%-1/16W
RM4
3K3ohm-0402-±1%-1/16W
POW_EN
VCC_Panel
RM5
2K2ohm-0402-±5%-1/16W
GND
RD2
12K4ohm-0402-±1%-1/16W
RD3
13Kohm-0402-±1%-1/16W
CD5
0.1uF-0402-Y5V-+80%-20%-16V
RD1
10Kohm-0402-±5%-1/16W
EN
1
GN
D
2
SW
3
VIN
4
FB
5
UD1
LC3406CB5TR
1.15V_STB
1.15V_STB
TEST
CD3
22uF-0805-X5R-±20%-6.3V
CD2
0.1uF-0402-Y5V-+80%-20%-16V
CM2
0.1uF-0402-Y5V-+80%-20%-16V
CL2
0.1uF-0402-Y5V-+80%-20%-16V
3V3_STB
CL1
0.1uF-0402-Y5V-+80%-20%-16V
5V_STB
VI
3
VO
2
AD
J
1
VO
4
UL1
LC1117CLTR33
CL3
10uF-0603-X5R-±20%-6.3V
VI
3
VO
2
AD
J
1
VO
4
UL2
LC1117CLTRAD
1V8_DDR
RL1
330ohm-0402-±1%-1/16W
RL2
150ohm-0402-±1%-1/16W
CL6
0.1uF-0402-Y5V-+80%-20%-16V
CL4
10uF-0603-X5R-±20%-6.3V
CL5
0.1uF-0402-Y5V-+80%-20%-16V
5V_M
CL7
10uF-0603-X5R-±20%-6.3V
CD1
10uF-0603-X5R-±20%-6.3V
CD4
10uF-0603-X5R-±20%-6.3V
RM2
NC/3K3ohm-0402-±5%-1/16W
5V_STB
RB2
NC/0ohm-0402-±5%-1/16W
LD1
SMD5845-4R7M-032
CB1
1uF-0402-X5R-± 20%-6.3V
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
CM6
10uF-0805-X5R-±20%-16V
RB11
NC/2K2ohm-0402-±5%-1/16W
BL_ON
GND
QB3
MMBT3904(f≥350MHz)
GND
5V_M
RB4
1Kohm-0402-± 5%-1/16W
RB10
33ohm-0402-±5%-1/16W
RB3
10Kohm-0402-±5%-1/16W
CB2
0.1uF-0402-Y5V-+80%-20%-16V
5V_Panel
5VSB
PWON
GND
GND
P5V
P5V
5V
5V
GND
12V
1
2
3
4
6
5
7
8
9
10
CN4
10PIN-2.54-D-H-G
PW_ON
5V_M
GND
12V
GND
5V_M
5V_Panel
GND
C1
0.1uF-0402
GND
5V_M
5V_STB
C2
0.1uF-0402
GND
+
E1
NC/100uF-16V
+
E2
NC/100uF-16V
C56
10uF-0805
C57
10uF-0805
C58
NC/10uF-0805
RL3
0ohm-1206-± 5%-1/4W
H1
Location hole
H2
Location hole
H3
Location hole
H4
Location hole
H5
Location hole
H6
Location hole
5V_STB
Summary of Contents for 55dr3505
Page 10: ...Service Manual Model No 2 2 External pictures four faces Front Side Up Side 9 55DR3505 ...
Page 11: ...Service Manual Model No Right Side Back Side 10 55DR3505 ...
Page 18: ...Service Manual Model No 17 55DR3505 ...
Page 31: ...Service Manual Model No 7 2 Wiring Connection Diagram 30 55DR3505 ...
Page 37: ...Service Manual Model No 9 2 Mainboard IC Introduction Top view 36 1 2 3 4 5 6 7 8 55DR3505 ...
Page 38: ...Service Manual Model No Bottom view 37 55DR3505 ...