IBM THINKPAD A20M Hardware Maintenance Manual

Feature Description
Processor A21p
v Mobile Intel
®
Pentium
®
III processor at
850 MHz featuring Intel
®
SpeedStep
™
technology
A22m
v Mobile Intel
®
Pentium
®
III processor at
800 MHz featuring Intel
®
SpeedStep
™
technology
v Mobile Intel
®
Pentium
®
III processor at
850 MHz featuring Intel
®
SpeedStep
™
technology
v Mobile Intel
®
Pentium
®
III processor at
900 MHz featuring Intel
®
SpeedStep
™
technology
v Mobile Intel
®
Pentium
®
III processor at
1 GHz featuring Intel
®
SpeedStep
™
technology
A22p
v Mobile Intel
®
Pentium
®
III processor at
1 GHz featuring Intel
®
SpeedStep
™
technology
Bus architecture PCI Bus
Memory (standard) A20m/p
v 64 MB (on the system board)
v 128 MB (on the system board)
A21m/p
v 64 MB (on the system board)
v 128 MB (on the system board)
v 64 MB (64 MB SO-DIMM × 1)
v 128 MB (128 MB SO-DIMM × 1)
A22m/p
v 64 MB (64 MB SO-DIMM × 1)
v 128 MB (128 MB SO-DIMM × 1)
Memory (optional) 64 MB, 128 MB, or 256 MB DIMM card
(maximum of 512 MB)
CMOS RAM 114 bytes + 128 bytes
Display v 12.1-inch, 16M colors, SVGA (800×600
resolution) TFT color LCD
v 14.1-inch, 16M colors, XGA (1024×768
resolution) TFT color LCD
v 15.0-inch, 16M colors, XGA (1024×768
resolution) TFT color LCD
v 15.0-inch, 16M colors, SXGA+
(1400×1050 resolution) TFT color LCD
v 15.0-inch, 16M colors, UXGA
(1600×1200 resolution) TFT color LCD
(continued)
Product overview
42 ThinkPad A20m/p, A21m/p, A22m/p

IBM THINKPAD A20M Specifications

General

Brand	IBM
Model	THINKPAD A20M
Category	Laptop
Language	English