If the computer you are servicing has the SIM card, remove it before you start the servicing.
To remove the SIM card, you need to remove following FRUs:
•
"1010 Battery pack" on page 54
•
"1020 Bottom door" on page 56
After you finish the servicing, make sure that you insert the card back into the slot firmly.
1010 Battery pack
Important notice for replacing a battery pack:
ThinkVantage Toolbox have an automatic battery diagnostic that determines if the battery pack is defective.
A battery pack FRU should not be replaced unless this diagnostic shows that the battery is defective.
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Hardware Maintenance Manual
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