home
***
CD-ROM
|
disk
|
FTP
|
other
***
search
/
BBS in a Box 7
/
BBS in a Box - Macintosh - Volume VII (BBS in a Box) (January 1993).iso
/
AMUG Info
/
AppleLink
/
Macintosh 21" Colort Display
< prev
next >
Wrap
Text File
|
1991-10-06
|
3KB
|
71 lines
Macintosh 21" Color Display Technical Specifications
Copyright 1991, Apple Computer, Inc.
System Requirements •Macintosh personal computer equipped with
an appropriate video card.
•Video cable (supplied with the display)
Picture Tube •21" diagonal, with in-line gun
•90° deflection angle
•Black matrix-type dot screen
•Phosphor type P22 (aluminized)
•Flat, square faceplate with gray filter glass,
50% nominal light transmission
•Shadow mask
Screen Resolution •1152 horizontal pixels by 870 vertical lines
•79 dots per inch (dpi)
•Dot pitch 0.26 mm by 0.29 mm
Input Signals •Red, green, and blue video signals; TTL
separate sync
User Controls •Back panel: - Power seitch (above power
cord
- Manual degauss (above secur-
ity lock
•Front panel: - Brightness, with detent
(right)
_ Contrast (left of brightness
control)
Scanning & Refresh Rates •Horizontal scan rate: 68.7 kilohertz
•Vertical refresh rate: 75 hertz
Rise and Fall Time Five nanoseconds, maximum
Active Video Display Area 14.6" horizontal by 11.0" vertical (371 mm hori-
zontal by 280 mm vertical); remainder of display
area is used for border.
Electrical Requirements •Voltage: 85v to 135v AC or 170v to 270v AC
•Frequency: 47 to 63 hertz
•Power: 165 watts maximum
Fuse Protection Internal power line fuse protection; the display
fuse should be replaced with a fuse of the same
type by a qualified service technician.
Environmental Requirements •Operating temperature: 50°F to 95°F (10°C to
35°C)
•Operating humidity: 95% maximum, noncondensing
•Maximum altitude: 10,000 ft (3,048 m)
Size and Weight Height: 18.5 in. (47.0 cm)
Width: 19.6 in (49.8 cm)
Depth: 20.9 in (53.0 cm)
Weight: 79.6 lb (36.2 kg)
Safety Agency Approvals •Emissions: FCC (class A), VDE (class A), FTZ,
CISPR, Swedish MPR magnetic (VLF and ELF)
•Safety: UL, CSA, FDA/DHHS, Scandinavian EMKOs,
PTB
______________________________________________________________________________
Apple Products
New Apple Products
Macintosh 21" Color Display
01-Oct-91