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Service Hints & Tips |
Document ID: GSMH-382D8J |
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This document is provided to IBM and our Business Partners to help sell and/or service IBM products. It is not to be distributed beyond that audience or used for any other purpose. |
TP 700C,720C - TFT LCD pixel failure criteria
Applicable to: World-Wide
Service Information:
The LCDs for the ThinkPad 700C & 720C contain over 921,000 thin film transistors (TFTs). A mall number of missing, discolored or lit dots (on at all times) is characteristic of TFT LCD technology, but excessive pixel problems can cause viewing concerns. To address these conditions the following replacement criteria has been released.
The LCD should be replaced if the number of dots satisfies either of the following conditions:
- The number of missing or discolored dots in any background is 21.
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Hint Category |
Display/Monitor, Hardware Maintenance Information | |
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Date Created |
05-04-94 | |
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Last Updated |
17-04-98 | |
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Revision Date |
16-04-99 | |
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Brand |
IBM ThinkPad | |
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Product Family |
ThinkPad 700, ThinkPad 720 | |
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Machine Type |
9552 | |
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Model |
Various | |
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TypeModel |
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Retain Tip (if applicable) |
H20721 | |
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