Display Quality; Basic Test Conditions; Picture Size And Position - Mitsubishi DPLUS 74SB -BKA Service Manual

5. Display Quality

5.1 Basic Test Conditions

AC Voltage
Video Signal
Picture
Warm Up
Temperature
Relative Humidity
Magnetic Field
Contrast & Brightness
Display Size
Ambient light
Luminance Meter
If no description, the test below are applied under the Basic Test Condition.
Unless specified, the monitor is set at the factory default setting.

5.2 Picture Size and Position

Adjustment Signal:
Signal No.3, 7, 10, 13
Rough Adjustment
Signal:
Signal No.2, 4, 5, 6,
8, 9, 11, 12
Signal No.1 (VGA350)
Figure
120VAC 60Hz or 220VAC 50Hz
No.13, 1024 x 768 (85Hz) (fH=68.7kHz fV=85Hz)
Video signal 0.70 ±0.01Vp-p
Reverse cross hatch pattern
More than 30 min. with full white picture
20 – 25 degree C
40 - 80 %
BH=0.000mT, BV=0.040mT (Northern Hemisphere)
BH=0.000mT, BV=-0.040mT (Southern Hemisphere)
Contrast maximum and Brightness default position
315 x 236 mm for 4:3 aspect ratio
200 ± 50 lx
Minolta CA100 or Equivalent
Horizontal : 315mm ± 3.0 mm
Size
Vertical
Horizontal : | XLef t – Xright | ≤ 3.0mm
Position
Vertical
The picture should adjust underscan.
Horizontal : 315 mm ± 6.0 mm
Size
Vertical
Horizontal : | XLef t - XRight | ≤ 6.0mm
Position
Vertical
The picture should adjust underscan.
Adjust the vertical size to maximum.
XLeft
236 mm
: 236mm ± 3.0 mm
: | XTop - XBottom | ≤ 3.0mm
: 236 mm ± 6.0 mm
: | XTop - XBottom | ≤ 6.0mm
XTop
Bezel
XBottom
315 mm
5-17
Video
XRight