Haier HL26ATB, Service Manual, Page: 48 / 52

8
8
7
7
6
6
5
5
4
4
3
3
2
2
1
1
D D
C C
B B
A A
POWER Applied
LED
POWER ON LED
DNI, just for test only
If the TV-Micro code has not
been ready, install this ressistor
to turn on the power
BL ON/OFF -> 0V(Off) 5V(On)
Backlight Control
Internal PWM Control -> 3V(Min) 0V(Max)
Default 2-3
<Doc> 1.0
<Title>
Custom
23 25 Thursday, November 02, 2006
Title
Size Document Number Rev
Date: Sheet of
POWER_ON
BKLT_EN1
POWER_ON
BRIGHT
BRIGHT
BKLT_EN1
TV_Micro_Pwr_On# 24
GPIO_DVO_BLCTL 8
TV_Micro_PWMA 24
POWER_ON 16,24
POWER_ON 16,24
+5VSB
+5VSB
+5V +3.3V
+12V
+5VSB
+12V
+5V +5VSB
+5V
+5V
+5V
+5V
MCU_3.3V
+12V_IN
+12V_IN +5VSB
+12V
+5V
+12V_IN
+12V
+
-
U7B
AP358SA
SO8-6-1.27
5
6
7
8
4
Q20
HMBT3904
SOT23
C
B
E
D64
MBRS340_DNI
R345 33K
R0603
R353
10K
R0603
C560
0.1uF/50V_DNI
C0603
R352
10K
R0603
R227
1K
D7
LED_DNI
A C
CN5
M24185P11/STM
10
9
8
7
6
5
4
3
2
1
11
GND
+12V
GND
+12V
GND
GND
GND
+12V
+12V
+12V
GND
R241
330R_DNI
R351
10K
R0603
+
-
U7A
AP358SA
SO8-6-1.27
3
2
1
8
4
C559
470uF_16V_DNI
1
2
REG11
LM2576-ADJ_DNI
1
2
3
4
5
6
VIN
OUT GND
FB
ON/OFF 6GND
R405
10K_DNI
C561
100uF_16V_DNI
C519
10uF_10V
C1206
R406 6.2K/1%_DNI
C413
22uF/16V C410
100uF_16V
Q12
HMBT3904
B
E
C
J32
Power-jack_DNI
1 2 3
C408
1uF
R347 4.7K/1%
R0603
R349 0R_DNI
R228 1K
C562
0.1uF/50V_DNI
C0603
R348
4.7K/1%
R0603
C518
0.1uF/50V
C0603
Q21
HMBT3904
SOT23
C
B
E
R389
3K3
Q34
2N7002LT1_DNI
D
G
S
R407
2K/1%_DNI
C563
0.1uF/50V_DNI
C0603
C412
22uF/16V
C520
0.1uF/50V
C0603
C558
0.1uF/50V_DNI
C0603
R346
100R
R0603
Q33
AO4801H_DNI
3
4 5
6
7
8 1
2
L45
22uH_DNI
CN4
M24185P15/STM
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
GND
BRI
PW-ON
BLT-ON
GND
+5V
GND
GND
GND
GND
+5V
+5V
+5V
+5V
+5VSB
C409
22uF/16V
C407
100nF
C564
470uF_16V_DNI
1
2
REG10
LM1117MPX-5V_DNI
1
3 2
4
GND
VIN Vout
Tab_Vout
R350
10K
R0603
R226 330R_DNI