Lenovo ThinkPad 560E ThinkPad 560X Hardware Maintenance Manual (Oct 1997) - Page 84

LCD Front Cover, pixel problems can cause viewing concerns.

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2010 LCD Front Cover Battery Pack (1030) Frame (1040) Keyboard Unit (1050) LCD Assembly (1060) Important The LCD for the notebook computer contains over 921,000 thin-film transistors (TFTs). A small number of missing, discolored, or constantly lighted dots 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 21 or more. Step Screw No. (See page 59) Qty Torque 2 7 3 3 kgcm When replacing: Make sure you use the correct screw, and tighten all screws firmly to the torque shown in the table if you have a torque screwdriver. Never use a screw that you removed. Use a new one. Make sure the screws are tightened firmly (see "Screw Tightening Information" on page 22 if you do not have a torque screwdriver). 74 IBM ThinkPad 560X (2640-60x, 70x) HMM

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2010
LCD Front Cover
±
Battery Pack
(1030)
±
Frame
(1040)
±
Keyboard Unit
(1050)
±
LCD Assembly
(1060)
Important
The LCD for the notebook computer contains over
921,000 thin-film transistors (TFTs).
A small number
of missing, discolored, or constantly lighted dots 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
21 or
more
.
Step
Screw No. (See page 59)
Qty
Torque
±2²
7
3
3
kgcm
When replacing:
Make sure you use the correct screw, and
tighten all screws firmly to the torque shown in the table if you
have a torque screwdriver.
Never use a screw that you
removed.
Use a new one.
Make sure the screws are
tightened firmly
(see “Screw Tightening Information” on
page
22 if you do not have a torque screwdriver).
74
IBM ThinkPad 560X (2640-60x, 70x) HMM