IBM ThinkPad T40 & T40p

IBM ThinkPad T40 & T40p

The ThinkPad T40 is a Pentium M-based laptop released in 2003, with the T40p being a higher-end version of the same laptop. Unlike the later T42 and T43, the T40 was only available with a 14.1" display. The T40 was the first T-Series ThinkPad to use the Pentium M processor.

Specifications

SpecThinkPad T40ThinkPad T40p
Release Date 2003
CPUCPU Type: Socket 479 (Banias/Dothan)
Intel Pentium M "Banias" @1.3, 1.4, 1.5, or 1.6GHz		CPU Type: Socket 479 (Banias/Dothan)
Intel Pentium M "Banias" @1.3 or 1.6GHz
ChipsetUnknown
RAMType: PC2700 DDR, 2 slots
Standard: 256MB, 512MB, or 1GB
Maximum: 2GB		Type: PC2700 DDR, 2 slots
Standard: 512MB
Maximum: 2GB
Storage2.5" IDE
Requires Adapter: No
Standard: 30, 40, or 80GB		2.5" IDE
Requires Adapter: No
Standard: 40 or 60GB
Display Options- 14.1" TFT LCD @1024x768
- 14.1" TFT LCD @1400x1050		14.1" TFT LCD @1400x1050
Graphics ChipsetATI Mobility Radeon 7500 or 9000
VRAM: 32MB		ATI Mobility FireGL 9000
VRAM: 64MB
AudioAC97 Compatible
- Stereo Speakers
- Microphone
Main BatteryLithium Ion
CMOS BatteryProprietary Lithium
Power SupplyBarrel Jack (16V)
Media DrivesUltrabay Slim (DVD-ROM or DVD/CD-RW)Ultrabay Slim (DVD/CD-RW)
PC Cards2x PCMCIA/CardBus Slots
Networking- Modem
- 10/100 or Gigabit Ethernet
- WiFi (Optional)
- Bluetooth (Optional)		- Modem
- 10/100 or Gigabit Ethernet
- WiFi
- Bluetooth
Other I/O- 1x Parallel
- 1x VGA Out
- 2x USB 2.0
- 1x S-Video Out
- 1x Line Out
- 1x Mic In
- 1x Dock Connector
BIOSIBM BIOS
Pointing DeviceTrackpad & TrackPoint

Resources


Drivers
Service Manual

Common Faults & Maintenance

Solder Failure

T40s commonly suffer from BGA solder failure on the GPU, which will first result in instability/crashing, and will eventually progress to a No-POST condition. This can be fixed temporarily be reflowing the chip, or permanently by reballing it.

Gallery


Page last updated (MM/DD/YYYY): 03/05/2025
Update Reason: page converted to php

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