IBM ThinkPad T41 series User Manual

Symptom or error FRU or action, in sequence
02F4
EISA CMOS not writable.
1. Load Setup Defaults in
IBM BIOS Setup Utility.
2. Replace the backup battery.
3. System board.
02F5
DMA test failed.
1. DIMM.
2. System board.
02F6
Software NMI failed
1. DIMM.
2. System board.
02F7
Fail-safe timer NMI failed
1. DIMM.
2. System board.
1802
Unauthorized network card is
plugged in—Turn off and
remove the miniPCI network
card.
1. Remove Mini PCI network
card.
2. System board.
1803
Unauthorized daughter card is
plugged in—Turn off and
remove the daughter card.
1. Remove the daughter
card that you installed.
2. System board.
Symptom-to-FRU index
58 MT 2373/2374/2375/2376/2378/2379

IBM ThinkPad T41 series Specifications

General

Operating System	Windows XP Professional
Weight	2.2 kg (4.9 lbs)
Chipset	Intel 855PM
Processor	Intel Pentium M
Display	14.1 inch
RAM	256 MB to 2 GB
Storage	30 GB to 80 GB HDD
Dimensions	311 x 255 x 26-30 mm
Display Resolution	1024x768 (XGA) or 1400x1050 (SXGA+)
Optical Drive	DVD-ROM, CD-RW/DVD-ROM Combo
Wireless	802.11b or 802.11g
Ethernet	10/100 Mbps
Battery	6-cell Li-Ion
Networking	Modem and Ethernet
Ports	2 USB 2.0, VGA, parallel, serial, infrared
Graphics	ATI Mobility Radeon 7500
Hard Drive Interface	Ultra ATA/100