FRU Replacement Notices
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. Tighten screws as follows:
Plastic to plastic
Turn an additional 90 degrees after the screw head
touches the surface of the plastic part:
Logic card to plastic
Turn an additional 180 degrees after the screw head
touches the surface of the logic card:
General Descriptions
19
Содержание ThinkPad 600
Страница 1: ...S10L 9619 02 IBM Mobile Systems ThinkPad 600 600E 2645 Hardware Maintenance Manual January 1999 IBM...
Страница 52: ...Running the Diagnostics 46...
Страница 74: ...FRU Removals and Replacements 1020 DIMM Top View 1 1 2 68...
Страница 75: ...FRU Removals and Replacements 1030 Battery Pack 2 Unlock Lock 1 ThinkPad 600 69...
Страница 101: ...FRU Removals and Replacements ThinkPad 600 95...
Страница 106: ...Locations Bottom View 1 Battery Pack 2 DIMM Cover 3 UltraslimBay Indicator Password Pads 100...
Страница 108: ...Parts List Parts List Model 600 102...
Страница 114: ...Parts List Model 600E 108...
Страница 124: ...IBM Part Number 37L5151 Printed in U S A S1 L 9619 2...