The Picture will show you where the EEPROM is located at, but here goes some of the Manufacturer’s Specs and Manual for this model. If you have the BIN file for this model? Please let me know and I will post it here.

A20M MotherBoard with the EEPROM, Click on the Picture for a full view

Manufacturer's Manual Click Here!

ThinkPad A20p Features

LCD display
This ThinkPad includes the largest and highest resolution active matrix TFT display of any ThinkPad to date with a large
381-mm (15.0-in.) screen. Resolutions are shown in the following table.

Video modes
A20p (16 MB of 8 MB SGRAM)

Keyboard and TrackPoint with Press-to-Select
Keyboard and TrackPoint with Press-to-Select: The keyboard has the familiar layout of a ThinkPad with function keys that allows quick access to system functions, such as power management control. Use the TrackPoint with Press-to-Select to select objects by pressing the TrackPoint cap.

Processor
The system has a Mobile Pentium III processor at 700 MHz with SpeedStep technology and 256 KB full-speed onboard L2 cache.

Memory
Non-parity, 64-bit SDRAM SO DIMM memory. Standard memory of 128 MB is expandable to a maximum of 512 MB (dealer expandable, user expandable to 384 MB) with 64, 128, or 256 MB DIMMs. An internal slot is available for one extra memory module for customers who require a memory upgrade. The 128 MB card can be replaced by a qualified service representative with a 256 MB card and another 256 MB card added to the extra slot.

PCMCIA
The Type III slot can accommodate two Type I or two Type II, or one Type III PC card. Both 16-bit and 32-bit cards are supported. Both PCMCIA slots contain a ZV port.

PC Card Support Software
The auto configurator and memory device driver enable supported PCMCIA cards by sensing them automatically.
(PCMCIA cards supported by the auto configurator and memory device driver are listed in the Sales Manual.)

Storage
Standard 18.0 GB; optional 6.0, 12.0, and 18.0 GB HDDs are also available. Two HDDs can be used concurrently to offer expanded storage. These S.M.A.R.T. HDDs issue an alert if a failure is pending.

MPEG
Software MPEG-1 support on Windows 98 systems provides multimedia viewing without such hardware prerequisites as ZV port cards.

DVD-ROM
6x-2x variable-speed DVD-ROM

Audio
Excellent sound quality with two stereo speakers, 16-bit stereo audio supporting Sound Blaster Pro, built-in stereo speakers, microphone, and volume control

Three audio jacks
One for external stereo speakers or headphone
One for an external microphone
One for line-in
Video

AGP2x with video acceleration provides exceptional video performance
Infrared (IR)

IR transceiver for wireless file and data transfer and printing. ThinkPad A20p models are compatible with the Infrared Data Association (IrDA) IR data link specification with speeds up to 4 Mbps.
Other features
Enhanced parallel
SVGA external display
Pointer keyboard-keypad
Serial
Universal serial bus (USB) ports
Additional connector supports the optional Port Replicator.