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ViewSonic Corporation
Confidential - Do Not Copy
26
T1 (ms) T2 (ms) T3 (ms) T4 (ms)
T5 (ms)
T6 (ms)
T7 (ms)
0.1~10 0.5~10 >200 >100
0~50 0.1~25 >1000
4.5 Power
On/Off
Sequence
4.5.1 Hardware Power ON
When power cord is plugged into AC socket, SMPS starts work and provides U105 with VCC5V. When
VCC5V inputs, U105 resets circuit active, sets U105 all registers to preset modes, and then monitor goes into
stand-by mode. That means hardware power on has been completed.
4.5.2 Software Power ON/OFF
When press power key, U105 # 90 recieves low pulse,and then U105 will do the power on/off.
-
If Power ON, U105 # 91(LED_Green) will send out Low potential, and then LED green on.
-
If Power OFF, U105 # 91(LED_Green) will send out High potential, and then LED Off.
The Panel_Vcc, Backlight_En, CLK/DATA output to panel will follow the following sequency.
V
X
193
5
wm-
3
Содержание VS11444
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