T17C1 ACER, T17C1 Datasheet - Page 17

• Manufacturer Part Number: T17C1
• Description: COLOR TFT LCD MODULE
• Manufacturer: ACER

4.4 POWER ON/OFF SEQUENCE
the diagram below.
NOTE.
To prevent a latch-up or DC operation of the LCD module, the power on/off sequence should be as
(1) The supply voltage of the external system for the module input should be the same as the
(2) Apply the lamp voltage within the LCD operation range. When the backlight turns on before the
(3) In case of V
(4) T4 should be measured after the module has been fully discharged between power of and on
(5) Interface signal shall not be kept at high impedance when the power is on.
definition of V
LCD operation or the LCD turns off before the backlight turns off, the display may momentarily
become abnormal screen.
impedance.
period.
Backlight (Recommended)
90ms T
450ms T
Power Supply
0 T
0 T
0 T
500ms T
Signals
1
2
3
6
10ms
50ms
50ms
CC
V
5
CC
4
CC.
= off level, please keep the level of input signals on the low or keep a high
0V
0V
0.1V
Power ON/OFF Sequence
0.9 V
Power On
CC
CC
T
1
T
2
17/26
T
5
50%
VALID
50%
T
6
T
Power Off
3
0.9 V
Issue Date: Feb.1’2001
0.1V
CC
Model: M170E1 -01
T
Dcc No.: 14007038
4
DD
Approval
Version 2.2