Power Sequence - LG TSP500 Owner's Manual

Power Sequence

CAUTION
TSP500 requires additional transparent display and backlight in order to display image properly.
y y
If you do not follow the booting sequence below while launching backlight, the screen may be
y y
displayed abnormally (blinking or vertical stripes).
Power Supply For LCD
0 V
V
LCD
0 V
Interface Signal (Tx)
User Control Signal
(LVDS_select, BIT_select)
Power for Lamp
Parameter
T1
T2
T3
T4
T5
T6
T7
T8
The T3 / T4 is recommended value, the case when failed to meet a minimum specification,
y y
abnormal display would be shown. There is no reliability problem.
90 %
10 %
T1
T2
30 %
100 %
T3
T6
T7
Value
Min Typ
0.5 -
0 -
200 -
200 -
1.0 -
- -
0.5 -
100 -
T8
Valid Data
Vcm : LVDS Common mode Voltage
T4
Lamp ON
Unit
Max
20
-
-
-
-
T2
-
-
90 %
10 % 10 %
T5
Notes
ms
ms 4
ms 3
ms 3
s 5
ms 4
s
ms 6
47