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1.3.22
DC-DC Converter
DC-DC converter generates multiple DC voltage level for whole system unit use.
Table 1-25
DC-DC Converter Specifications
Item
Vendor & model name
Input voltage (Vdc)
Output Rating
Current (w/ load, A)
Voltage ripple (max., mV)
Voltage noise (max., mV)
OVP (Over Voltage Protection, V)
OCP (Over Current Protection, A)
1.3.23
DC-AC Inverter
DC-AC inverter is used to generate very high AC voltage, then supply to LCD CCFT backlight use,
and is also responsible for the control of LCD brightness. Avoid touching the DC-AC inverter area
while the system unit is turned on.
Table 1-26
DC-AC Inverter Specifications
Item
Vendor & model name
Input voltage (V)
Input current (mA)
Output voltage (Vrms, no load)
Output voltage frequency (kHz)
Output current (mArms)
1.3.24
LCD
Table 1-27
LCD Specifications
Item
Vendor & model name
Mechanical Specifications
LCD display area
(diagonal, inch)
Display technology
Resolution
1-14
Ambit T62.095.C.00
8~21
5V
0~3.2
50
100
6.1~8.0
4-6
Ambit T62.104.C.00
6.8(in.)
1000 (min.)
40 (min.)
1.0~5.5 (min.)
TORiSAN
LM-JK53-22NFQ
12.1
STN
SVGA (800x600)
Specification
3.3V
Vcpu
(2.47 /2.15
/1.8V/2.0V)
0~3.3
0~6
50
50
100
100
4.2~6.2
3-4
4-6
6.5-9
Specification
-
1.5~6.1 (typ.)
Specification
TORiSAN
LM-JK53-22NFR-A
12.1
STN
VGA (800x600)
+12V
+6V
0~0.15
0~0.1
100
300
200
500
-
-
0.3-0.4
-
-
22(max.)
-
750 (max.)
-
1600 (max.)
-
65 (max.)
2.0~6.7 (max.)
HITACHI
TX31D21VC
12.1
TFT
SVGA (800x600)
Service Guide
5VSB
0.005
75
250
-
-
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