Akai LCT-4216, Service Manual

Page: 66 / 92

Product Specification
/
LC420W02
Liquid Crystal Display
Ver. 1.1 August.12, 2004
2. Absolute Maximum Ratings
The following items are maximum values which, if exceeded, may cause faulty operation or damage to the
LCD module.
Table 1. ABSOLUTE MAXIMUM RATINGS
Brightness
ON/OFF
V
DC
+3.3 0.0 V
BR
Note 1
°
C
+40 0 T
OP
Operating Temperature
V
DC
+27.0 21.6 V
BL
Inverter
LCD circuit
Unit
%RH 90 10 H
OP
Operating Ambient Humidity
%RH 90 10 H
ST
Storage Humidity
°
C
+50 -20 T
ST
Storage Temperature
V
DC
+5.25 -0.30 V
OFF/
V
ON Inverter Control
Voltage
at 25
±
2 °C
V
DC
+14.0 -0.3 V
LCD
Power Input
Voltage
Max Min
Parameter Remark
Value
Symbol
Note 1. Temperature and relative humidity range are shown in the figure below.
Wet bulb temperature should be 39 ° C Max, and no condensation of water.
90%
10 20 30 40 50 60 70 80 0 -20
0
10
20
30
40
50
Dry Bulb Temperature [
°
C
]
Wet Bulb
Temperature [C]
Storage
Operation
Humi
dit
y [
(%)
RH
]
10%
40%
60%
60