FRU Replacement Notices (TP 570

^{IBM-AUSTRIA - PC-HW-Support 30 Aug 1999}

FRU Replacement Notices (TP 570 - 2644)

FRU Replacement Notices

This section contains notices for removal and replacement.
Read this section carefully before replacing any FRU.

LCD replacement notice

The TFT LCD for the computer contains over 2,359,296 thin-film transistors (TFTs).
A small number of missing, discolored, or lighted dots (on all the time) is characteristic of TFT LCD technology, but excessive pixel problems can cause viewing concerns.
The LCD should be replaced if the number of missing, discolored, or lighted dots in any background is 8 or more.

Screw notices

This computer uses special nylon-coated screws with the following characteristics:

They maintain tight connections.
They do not easily come loose, even with shock or vibration.
They need additional force to tighten.
They should be used only once.
Do the following when you service this machine:
Keep the screw kit (P/N 05K4841) in your tool bag.
Always use new screws if you are instructed.
Use a torque screwdriver if you have one.

Loose screws can cause a reliability problem.
The IBM ThinkPad computer addresses this problem with nylon-coated screws.

More INFORMATION / HELP is available at the IBM-HelpCenter

Please see the LEGAL - Trademark notice.
Feel free - send a for any BUG on this page found - Thank you.