4-38
Removal and Replacement Procedures
4.20
Battery
1.
Prepare the computer for disassembly (Section 4.2).
WARNING:
Power is continuous to the system board and power supply even when the power
switch is turned off. To prevent damage to the unit, disconnect the power cord from the power
source or the unit before beginning disassembly procedures.
2.
Lay the computer down on its large base (side with feet) for greater stability.
3.
Remove the access panel (Section 4.6).
4.
Locate the battery on the system board. If you have expansion boards installed, you
may need to remove them to gain access to the battery (Section 4.13.2).
5.
Lift the battery out of the holder.
6.
Slide the replacement battery into position with the positive side up. The battery holder
automatically secures the battery in the proper position.
7.
If you removed expansion boards, reinstall them now.
8.
Replace the computer access panel.
9.
Reassemble the computer.
10.
Reconnect the AC power cord and turn on the computer.
11.
Reset the date and time, your passwords, and any special system setups, using Compaq
Computer Setup.
WARNING:
This computer contains a lithium-ion battery pack. There is a risk of fire and chemical
burn if the battery pack is handled improperly. Do not disassemble, crush, puncture, short external
contacts, dispose in water or fire, or expose it to temperatures higher than 60ºC (140ºF).
In North America, dispose of nickel metal hydride or lithium-ion batteries by taking advantage of the
Compaq battery recycling program. You will be provided with a postage-paid battery pack mailer
preaddressed to a reclamation facility where the metals are recycled. Call the telephone number
listed for your location in the
Contacting Customer Support
guide for more information.
In Europe, do not dispose of batteries with general household waste. Dispose of or recycle them by
using the public collection system or returning them to Compaq, your authorized Compaq partners,
or their agents.
Summary of Contents for 133756-004 - Deskpro EN - 6550 Model 6400
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