NEC MultiSync A500 Manual Del Usuario página 19

E - 14
Problem
Display image is not
centered, too smaIl, or
too large
Color looks blotchy
Specifications
Picture Tube
Input Signal
Display Colours
Synchronisation
Range
Resolutions
Check These Items
Use the OSM Size and Position controls to adjust
the image.
Adjust the Brightness, then Contrast Controls.
Access the Degauss Control through OSM.
Activate the Degauss Control. CAUTION: A
minimum interval of 20 minutes should exist
before the Degauss Control is used a second time.
A : 38 cm (15 inch) flat square CRT, 35 cm (13.8 inch)
500
viewable image size,
A : 43 cm (17 inch) flat square CRT, 39.6 cm (15.6 inch)
700
viewable image size,
0.28 mm dot pitch, Medium-Short persistence phosphor,
semi tint screen, multi-layered, anti-static OptiClear coating
Analog 0.7 Vp-p 75 Ω Positive
Video
Sync Separate sync.
Horizontal sync.
Vertical sync.
Composite sync.
Analog Input: Unlimited colours
(Depends on the graphics board)
Horizontal 31 kHz to 65 kHz (Automatically) (A
31 kHz to 69 kHz (Automatically) (A
Vertical 55 Hz to 120 Hz (Automatically)
Maximum 1280 x 1024
(60 Hz non interlaced)** (A
(65 Hz non interlaced)** (A
Recommended 1024 x 768
(75 Hz non interlaced)* (A
(85 Hz non interlaced)* (A
Specifications
TTL Level
Positive/Negative
Positive/Negative
TTL Level
Positive/Negative
)
500
)
700
)
500
)
700
)
500
)
700