Haier L37V6-A8K Service Manual page 44

+3.3V_DVDD +5V
R318 R38
2.7K 2.7K
R40
R41 1K 1 Q1
7 PWM0
MMBT3904
+5V +12V +3.3V_DVDD
FB42 FB4 FB5
FB
DO NOT
INSTALL
Panel Power Voltage Selection
+3.3V_DVDD +5V
+12V
R43 R44 R45
4.7K 4.7K/NC 4.7K/NC
PPWR 4.7K 1 Q3
7 PPWR
R46 MMBT3904
C20 C21
100nF 22uF
+5V
R319
470 2.7K
BRI 7
7 ENBKL
R323 C18 C19
? Q14
100nF 22uF
MMBT3904
Backlight
Inverter
Connector
5,7 LV_O[0..9]
TXO0-
FB6
FB_NC TXO0+
DO NOT
INSTALL
TXO1-
TXO1+
PANEL_POWER TXO2-
TXO2+
U7 F1
1 8
S1 D1
2 7
G1 D1
3 6 3A
S2 D2
4 5
G2 D2
SI9933ADY TXOC-
TXOC+
Panel Power Switch
TXO3-
TXO3+
5,7 LV_E[0..9]
TXE0-
TXE0+
TXE1-
TXE1+
TXE2-
TXE2+
+12V
TXEC-
TXEC+
FB46 FB47 FB48 FB49 FB43 FB44
BEAD BEAD BEAD BEAD BEAD BEAD
TXE3-
AUX12V
TXE3+
LCD Control Output
JP1
1
2
3
7 ENBKL
4
7 BRI
5
6
7
8
9
10
PH10/DGREE90
+3.3V_DVDD +5V +3.3V_DVDD
R320 R39 R321
2.7K/NC 2.7K/NC
2.7K
R322 0R/OP
1 R324 4.7K
1 R42 4.7K PBIAS
PBIAS 7
Q2
MMBT3904
LVDS test points right on the trace to avoid extra length
- 44 -
CN12
2
ENBKL 7
1
BRI 7
CONN2_200MM
LV_O0
LV_O1
LV_O2
LV_O3
LV_O4
LV_O5
LV_O6
LV_O7
LV_O8
LV_O9
HDR_10X2X2.0mm
2.0mm PIN Header
PANEL_POWER
CN4
1 2
+ +
3 4
+ +
LV_E9 5 6 LV_E8
+ +
LV_E7 7 8
+ +
9 10 LV_E6
+ +
LV_E5 11 12 LV_E4
+ +
13 14 LV_E3
+ +
LV_E2 15 16
+ +
LV_E1 17 18 LV_E0
+ +
19 20
+ +
LVDS Output
Connector
5
RaisingSun Co.Ltd
Title
RS LCD TV
Size Document Number
C LVDS Output
Date:
HDR_10X2X2.0mm
2.0mm PIN Header
PANEL_POWER
CN3
1 2
+ +
3 4
+ +
5 6
+ +
7 8
+ +
9 10
+ +
11 12
+ +
13 14
+ +
15 16
+ +
17 18
+ +
19 20
+ +
PANEL_POWER
DF14A-30P-1.25H
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
DE 26
27
28
29
30
CN6
Rev
V0.1
Saturday, February 05, 2005 Sheet 4 of 12