5
5
4
4
3
3
2
2
1
1
D
D
C
C
B
B
A
A
12V LVDS POWER IS FOR LG LCD.
Panel ON/OFF Control
BL_PWM_CNTRL1
BL_BRI_CNTRL
BL_PWM_CNTRL1
BLON
BLON
BL_BRI_CNTRL
LCD_PWR_SW
18
BL_EN
10
BL_BR_CTR
10
BL_BR_CTR1
10
LCD_ON
18
BL_PWM_CNTRL
9
BL_BR_CNTRL
10
VCC5_0
VCC12_0
VCC12_0
Panel_power
LVDS_VD
LVDS_VD
VCC3_3
VCC3_3
VCC5_0
VCC3_3
VCC3_3
VCC5_0
VCC5_0
Q54
MMBT3904
Q56
MMBT3904_DNS
U12
FDS9435A
1
2
3
4
8
7
5
6
S1
S2
S3
G
D1
D2
D4
D3
TP53
R358
1K_DNS
TP24
R352
1K
R349 100
R351
4.7K
R362
1K
Q57
MMBT3904
1
2
3
R364
4.7K_DNS
C433
0.01uF
Q55
MMBT3904
1
2
3
R353
RES_dns
C438
0.1uF
+
C439
47uF/16V
R365
4.7K
R348
22K_DNS
R346
0
R394
1K_DNS
TP35
R342
33K
C436
1uF
R359
1K_DNS
R354
0
R360
1K_DNS
R341
6.2K
R363
10K
R345
0
R355
10k
+
C434
10uF/16V
R389
1K_DNS
C437
0.1uF
CON22
EJTAG5 (4pin/2.0mm)
1
2
3
4
1
2
3
4
R366
2.0K
R350 0
R356
0
1
2
C435
1uF
R347
10K_DNS
R361
10K
R357
1K_DNS
Summary of Contents for HL32B-A
Page 1: ... HL32B A ...
Page 5: ...二 Safety Precautions ...
Page 7: ... b Printed Circuit IC Board 1 head on board ...
Page 8: ... 2 rear board ...
Page 9: ... 三 Key IC Description Trouble Shooting Guide 1 Key IC Description 1 ZORAN39760 ...
Page 10: ... 2 HYB25DC256163CE 4 ...
Page 11: ... 3 AD9883 ...
Page 12: ... 4 M25P32 ...
Page 13: ... 2 Trouble Shooting Guide ...
Page 16: ... 2 SW SW This is the current software version ...
Page 17: ... 2 Aging Mode This is for factory run in testing ...
Page 18: ... 3 RF Upgrade is for debugging and do not change anything commonly ...
Page 19: ... 4 Service Menu is for debugging and do not change anything commonly ...
Page 21: ... 2 Others ...
Page 22: ... ...
Page 23: ... ...
Page 24: ... 七 Circuit Diagram 1 ZORAN signal flowing chart 2 Circuit Diagram ...