Introduction; Electrical Characteristics; Power Supply; Signalinterface - Mitsubishi Electric 1786FD2 Service Manual

MEA 1786FD2 CRT Monitor Service Guide

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

Voltage
Input Current
Power consumption
DPMS
Inrush Current
Leakage Current
Hi-Pot
Power cord

1.2SIGNALINTERFACE

Pin assignment
Video input
Sync input
Signal Cable

1.3 SCAN RANGE

Horizontal
Vertical
Condition
Universal input full range
90 ~ 264VAC
On
Standby
Suspend
Off
110 VAC/50Hz
264 VAC/50Hz
1. 1500VAC, 1 sec
2. Ground test : 30A,
1sec
Length : 1800 mm
Condition
Level / Impedance
Impedance
D-Sub
BNC
Color
Spec
90~264VAC /47~63Hz
2.0 Arms
< 100 W max
< 5 W
< 5 W
< 5 W
40 Amp peak
< 3.5mA
w/o damage
< 0.1 ohm
Color : Flint Gray
Spec
5V on Pin 9
700mV / 75 Ohm
TTL-Positive/Negative
50 Ohm on H-sync cable
1.5M +/- 20mm
Flint Gray
Spec
31 ~ 86 KHz
50~ 120 Hz
Engineering Specification
Remark
OK
N.A
√
√
√
LED : Green
√
LED : Amber
√
LED : Amber
√
LED : Amber
√
cold-start
√
√
(in-line test)
(in-lab test)
√
KC-003
Remark
OK
N.A
√
√
0.7£ g s<H-sync width<25% of H period
√
2£ g s<V-sync width< 400£ g s
√
√
√
√
Remark
OK
N.A
√
√
3