Akai LCT2785TA, Service Manual

Page: 36 / 64

2.2 ELECTRICAL ABSOLUTE RATINGS
2.2.1 TFT LCD MODULE
Value
Item Symbol
Min. Max.
Unit Note
Power Supply Voltage Vcc -0.3 6.0 V
Input Signal Voltage V
IN
-0.3 3.6 V
(1)
2.2.2 BACKLIGHT UNIT
Item Symbol
Test
Condition
Min. Type Max. Unit Note
Lamp Voltage V
W
Ta = 25
℃ － －
3000 V
RMS
Power Supply Voltage V
BL
－
0
－
30 V (1)
Control Signal Level
－ －
-0.3
－
7 V (1), (3)
Note (1) Permanent damage to the device may occur if maximum values are exceeded. Functional
operation should be restricted to the conditions described under normal operating conditions.
Note (2) No moisture condensation or freezing.
Note (3) The control signals includes Backlight On/Off Control, Internal PWM Control, External PWM
Control and Internal/External PWM Selection.
Version 1.0
35