About this manual
This manual contains service and reference information for
IBM ThinkPad T20, T21, T22, T23 (MT2647, 2648), and
ThinkPad Dock (MT2631) products. Use this manual along
with the advanced diagnostic tests to troubleshoot
problems.
The manual is divided into sections as follows:
v
The common sections provide general information,
guidelines, and safety information required in servicing
computers.
v
The product-specific section includes service, reference,
and product-specific parts information.
Important
This manual is intended for trained service
personnel who are familiar with ThinkPad products.
Use this manual along with the advanced diagnostic
tests to troubleshoot problems effectively.
Before servicing an IBM ThinkPad product, be sure
to review the safety information under “Safety
notices: multilingual translations” on page 3, “Safety
information” on page 13, and “Laser compliance
statement” on page 18.
© Copyright IBM Corp. 2002
iii
Содержание ThinkPad T21
Страница 4: ...iv ThinkPad T20 T21 T22 T23 MT 2647 2648...
Страница 44: ...Checkout guide 38 ThinkPad T20 T21 T22 T23 MT 2647 2648...
Страница 83: ...9 8 7 7 8 9 10 9 continued Removing and replacing a FRU ThinkPad T20 T21 T22 and T23 series 77...
Страница 132: ...6 5 4 7 5 3 continued Removing and replacing a FRU 126 ThinkPad T20 T21 T22 T23 MT 2647 2648...
Страница 145: ...v Make sure that the release button works correctly Removing and replacing a FRU ThinkPad T20 T21 T22 and T23 series 139...
Страница 181: ...Notices ThinkPad T20 T21 T22 and T23 series 175...
Страница 182: ...Part Number 62P9631 1P P N 62P9631...