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LCD-Related Symptoms
LCD FRU Replacement Notice
The TFT LCD for the computer contains many
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:
v
XGA : 8 or more bright dots, 8 or more dark dots,
or a total of 9 or more bright and dark dots.
Symptom/Error
FRU/Action in Sequence
LCD backlight does not
work.
LCD is too dark.
LCD brightness cannot
be adjusted.
v
Keyboard (if contrast and
brightness function keys do not
work)
v
Reseat LCD connector
v
Check LCD inverter ID
v
LCD Cable ASM
v
LCD Inverter/LED board
(13.3
″
/14.1
″
)
v
LCD
v
System board
Unreadable LCD screen.
Missing pixels in
characters.
Abnormal screen
Wrong color displayed.
v
Reseat LCD connector
v
Check LCD inverter ID
v
LCD Cable ASM
v
LCD Inverter/LED board
(13.3
″
/14.1
″
)
v
LCD
v
System board
LCD has extra horizontal
or vertical lines
displayed.
v
Check LCD inverter ID
v
LCD Cable ASM
v
LCD Inverter/LED board
(13.3
″
/14.1
″
)
v
LCD
v
System board
MT 2658/2659/2677
49
Содержание ThinkPad R32 2658
Страница 1: ...ThinkPad R32 Series Hardware Maintenance Manual...
Страница 4: ...iv ThinkPad R32 Series...
Страница 85: ...1 Step Size Quantity Color Torque 1 M2 5 x L10 7 Black 3 2 kgf cm MT 2658 2659 2677 79...
Страница 103: ...MT 2658 2659 2677 97...
Страница 105: ...Bottom View 1 2 3 4 1 Battery pack 2 Memory slot door 3 Mini PCI Card slot door 4 Docking connector MT 2658 2659 2677 99...
Страница 145: ...1 Step Size Quantity Color Torque 1 M2 5 x L10 7 Black 3 2 kgf cm MT 2658 2659 2677 139...
Страница 205: ...1 Step Size Quantity Color Torque 1 M2 5 x L10 7 Black 3 2 kgf cm MT 2658 2659 2677 199...
Страница 210: ...1 2 3a 3b 3c 4 Step Size Quantity Color Torque 3 M2 5 x L5 3 Silver 2 5 kgf cm 204 ThinkPad R32 Series...