Lenovo System x3300 M4 Installation And Service Manual page 242

CAUTION:
When replacing the lithium battery, use only Part Number 33F8354 or an equivalent type battery
recommended by the manufacturer. If your system has a module containing a lithium battery,
replace it only with the same module type made by the same manufacturer. The battery contains
lithium and can explode if not properly used, handled, or disposed of.
Do not:
– Throw or immerse into water
– Heat to more than 100°C (212°F)
– Repair or disassemble
Dispose of the battery as required by local ordinances or regulations.
To remove the system-board battery, complete the following steps:
Step 1. Read the safety information that begins in "Safety" on page v and "Installation guidelines" on
page 163.
Step 2. Turn off the server (see "Turning off the server" on page 24) and all attached peripheral devices.
Disconnect all power cords; then, disconnect all external cables as necessary to replace the device.
Step 3. Disconnect all external cables and power cords.
Step 4. Carefully turn the server on its side so that it is lying flat, with the cover facing up.
Attention: Do not allow the server to fall over.
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System x3300 M4 Installation and Service Guide