MEA 1786FD2
CRT Monitor Service Guide
Engineering Specification
3
0. Introduction :
The subject model is designed for a value line 17” color monitor. It has the following figures :
0.25mm dot pitch CRT, 135MHz video bandwidth, 1280x1024 max. resolution.
Low radiation TCO99 standard.
ISO 14000 certificated green design. (Refer Table 5)
1. Electrical Characteristics
1.1 POWER SUPPLY
Condition
Spec
OK
N.A
Remark
Voltage
Universal input full range
90~264VAC /47~63Hz
√
Input Current
90 ~ 264VAC
2.0 Arms
√
Power consumption
On
< 100 W max
√
LED : Green
DPMS Standby
< 5 W
√
LED : Amber
Suspend
< 5 W
√
LED : Amber
Off
< 5 W
√
LED : Amber
Inrush Current
110 VAC/50Hz
40 Amp peak
√
cold-start
Leakage Current
264 VAC/50Hz
< 3.5mA
√
Hi-Pot
1. 1500VAC, 1 sec
2. Ground test : 30A,
1sec
w/o damage
< 0.1 ohm
√
(in-line test)
(in-lab test)
Power cord
Length : 1800 mm
Color : Flint Gray
√
KC-003
1.2SIGNALINTERFACE
Condition
Spec
OK
N.A
Remark
Pin assignment
5V on Pin 9
√
Video input
Level / Impedance
700mV / 75 Ohm
√
Sync input
TTL-Positive/Negative
√
0.7
μ
s<H-sync width<25% of H period
2
μ
s<V-sync width< 400
μ
s
Impedance
50 Ohm on H-sync cable
√
Signal Cable
D-Sub
1.5M +/- 20mm
√
BNC
√
Color
Flint
Gray
√
1.3 SCAN RANGE
Spec
OK
N.A
Remark
Horizontal
31 ~ 86 KHz
√
Vertical
50~ 120 Hz
√
Содержание 1786FD2
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