RCA L37WD23 Service Manual page 44

37'' LCD TV
+5VSB +5VSB 7,13,14,15,17
VCC3_3 VCC3_3 4,8,12,13,15,17
VGA5V +5VSB
ZD100
BAT54C
C170
R197 R198
U106
0.1uF 1.5K
1 8
A0 VCC
2 7 1.5K 1/10W
A1 WP
3 6
A2 SCL
4 5
VSS SDA
YPbPr1 (STB)
+5VSB
+5VSB
ZD130 ZD132
BAV99 BAV99
YPbPr1 FB122
Pb1_IN FB124
Pr1_IN FB119
GREEN BLUE RED
CN106
JACK
Y PbPr2 FB121
Pb2_IN FB120
Pr2_IN FB123
+5VSB ZD131 ZD128
BAV99 BAV99
YPbPr2 (STB)
VCC3V3_A1
R1J4
3.3K 1/10W
C179
U107_R Q107
2SC2412KR
100uF/16V
RED_Pr
R1J5 R1H1
2.7K
4.7K 1/10W
6
INTEL915--VGA
EDID
FB130,FB131 must near CN102
REV.E Hank
VGA_SDA
1/10W
RGB_HSY NC
12,15 RGB_HSY NC
VGA_SCL RGB_VSY NC
12,15 RGB_VSY NC
VGA_SDA
VGA_SCL
C1E5
47pF
100pF Change 330pF
1 2 120 OHM
1 2 120 OHM
1 2 120 OHM
C1D7 C1D8 C164
R1E2 R1E3
NC NC NC
75
75 1/10W
1 2 120 OHM
1 2 120 OHM
1 2 120 OHM
C1E0 C1D9 C165
R1E4 R1E0
+5VSB NC NC NC
75
75 1/10W
VCC3V3_A1
R1J6
3.3K 1/10W
C177
U107_G Q108 U107_B
2SC2412KR
100uF/16V
GREEN_Y
R1J7 R1H2
1/10W 2.7K 1/10W
4.7K 1/10W
R1H7 NC/0 1/16W
RXD_IN
VGA5V
CN102
11 1
6
12 2
7
FB130 1 2 120 OHM 13 3
8
FB131 1 2 120 OHM 14 4
9
15 5
10
C1E4
330pF
DB15
R1H8 NC/0 1/16W
6 TXD_OUT
AV SW For HD Signal
Y PbPr1_Y
Y PbPr1_Pb
Y PbPr1_Pr
R187 22K 1/10W
R1E5 R190 22K 1/10W
R185 22K 1/10W
1/10W R196 22K 1/10W
75 1/10W
YPbPr1_Y C1B0 47uF/6.3V
YPbPr2_Y C1A8 47uF/6.3V
Y PbPr2_Y VGA_G C1A7 47uF/6.3V
Y PbPr2_Pb
Y PbPr2_Pr YPbPr1_Pb C1A6 47uF/6.3V
YPbPr2_Pb C1A5 47uF/6.3V
R1E1
VGA_B C1A9 47uF/6.3V
1/10W
75 1/10W
YPbPr1_Pr C127 47uF/6.3V
YPbPr2_Pr C129 47uF/6.3V
R186 22K 1/10W
R188 22K 1/10W
R191 22K 1/10W
R195 22K 1/10W
VCC3V3_A1
R1J8
3.3K 1/10W
C178
Q109
2SC2412KR
100uF/16V
BLUE_Pb
R1J9 R1H3
2.7K 1/10W
4.7K 1/10W
44
+5VSB
C1E3
0.1uF
ZD122 ZD123 ZD124
BAV99 BAV99 BAV99
FB929 1 2 80 OHM VGA_R
FB930 1 2 80 OHM VGA_G
FB931 1 2 80 OHM VGA_B
R126 R125 R124
75 1/10W
75 1/10W 75 1/10W
VCC3V3_A1
VCC3V3_A1
R194 22K 1/10W
R192 22K 1/10W
R1F1 22K 1/10W C176 + C1A4
R1F3 22K 1/10W
U107 R1F5 0.1uF 47uF/16V
U107_A1 1 20 22K 1/10W
1B1 VCC
U107_A2 2 19
1B2 S1
U107_A3 3 18
1B3 S2
4 17 R1H4 100
GND A1
R127 NC
U107_B1 5 16
2B1 GND
U107_B2 6 15 R1H5 100
2B2 2A
R172 NC
U107_B3 7 14
2B3 GND
8 13 R1H6 100
GND 3A
R123 NC
U107_C1 9 12
3B1 GND
U107_C2 10 11 U107_C3 C125
3B2 3B3
FSAV433MTCX_NL
R189 22K 1/10W R1F4
R193 22K 1/10W
R1F6 22K 1/10W 22K 1/10W
R1F2 22K 1/10W
YPbPr_SEL RGB_YPBPR_SEL
YPbPr1 0 1
YPbPr2 1 0
VGA 1 1
Title
11-YPbPr/RGB Input
Size Document Number
Custom
Date: Wednesday , February 07, 2007
RCA L37WD23
RED
GRN
BLU
VCC3_3
FB129
2 1
600OHM
C989 EMI
REV.E Hank
0.1uF
Y PbPr_SEL
YPbPr_SEL 3
RGB_Y PBPR_SEL
RGB_YPBPR_SEL 4
1/10W U107_G
GREEN_Y 12
1/10W U107_B
BLUE_Pb 12
1/10W U107_R
RED_Pr 12
47uF/6.3V VGA_R
Rev
E
T2300-F-X-X-1-070208
Sheet 11 of 20