IEI Integration ICE-DB-9S - Manual (Page 76)

Page 63
ICE Module
LVDS_BKLT_CRTL
LVDS_BKLT_EN
+V12_LCD_BKL
LVDS_ENABKL
LVDS_BRIGHTNESS
R147
39_4_1%
C116
10U_1210_Y_25V
2
1
R153 @4.7K_4 +V5
R154 @4.7K_4
LVDS_BRIGHTNESS
Q5
2N3904_SOT23
B
E
C
Q4
2N3904_SOT23
B
E
C
INVERTER1
WAFER_1X5_2
LCD_Adj
1
GND1
2
12V
3
GND2
4
BL_EN
5
R152
100K_4
R150 1K_4
R149
1K_4
+V12_LCD_BKL
R148
47K_4
1
2
+V5 +V12
Q2B
FDS6975_SOP8
4 3
5 6
R146
1K_4
FB4
FB11_12_600MA
1
2
C115
0.1U_4_Y_16V
C114
10UF_1210_16V
1
2
+V12_LCD_BKL
Figure 4-26: Backlight Control Circuit
Figure 4-27: LCD Power Sequence Example(Refer to AUO G150XG01)