Hitachi CML153, Service Manual

Page: 5 / 42

1
1. ELECTRICAL REQUIREMENTS
A. LCD Panel Specification
Display: 15 inch (15” viewable image size): active matrix: thin film transistor
(TFT): liquid crystal display (LCD): 0.297 mm dot pitch: R.G.B.
Vertical stripe 200 cd//m
2
white luminance, typical: 300:1 contrast
ratio, typical
Compatibility:
640 x 350: VGA-350
720 x 400: VGA text
640 x 400: VGA-GRAPH
640 x 480: VGA, 60Hz to 75 Hz vertical refresh rate
800 x 600: 56Hz to 75 Hz vertical refresh rate
1024 x 768 non-interlaced: 60Hz to 75 Hz vertical refresh rate
Synchronization
Frequencies:
Horizontal: 24 kHz to 60 kHz
Vertical: 56 Hz to 75 Hz (1024 x 768 is up to 75 Hz)
Pixel Frequency: 21 Mhz to 78 Mhz
Resolution:
Horizontal: 1024 dots
Vertical: 768 lines
Active Display Area:
Horizontal: 304.1 mm
Vertical: 228.1 mm
Viewing Angles:
Up 40deg down 45deg (TYP)
Left 60deg, Right 60deg (TYP)
CR > 10
Display Colors:
6-bits driver
Power Supply:
AC 100 to 240V worldwide input, 50 / 60Hz
Power
Consumption:
Typical: 25W on mode +10 / -25%
Environmental:
Operating temperature: 0ºC to 40ºC
Storage temperature: -20ºC to 65ºC
Storage humidity: 10%~90%