CAUTION:
The power-control button on the device and the power switch on the power supply do not turn off
the electrical current supplied to the device. The device also might have more than one power cord.
To remove all electrical current from the device, ensure that all power cords are disconnected from
the power source.
• S004
CAUTION:
When replacing the lithium battery, use only Lenovo specified part number 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.
• S005
CAUTION:
The battery is a lithium ion battery. To avoid possible explosion, do not burn the battery. Exchange
it only with the approved part. Recycle or discard the battery as instructed by local regulations.
Attention:
• Read
“Installation Guidelines” on page 37 and “Safety inspection checklist” on page 38 to make sure that
you work safely.
• Remove the shipping bracket, if applicable (see
“Configuration guide” on page 45); then, power off the
server and disconnect the power cords (see
“Power off the server” on page 44).
• Remove the node from the enclosure , if applicable (see
“Configuration guide” on page 45); then, carefully
lay the node on a flat, static-protective surface.
• Consider the following information when replacing a CMOS battery:
– Lenovo has designed this product with user safety in mind. The lithium battery must be handled
correctly to avoid potential danger. Make sure to follow instructions in this topic while replacing the
battery.
Chapter 5. Hardware replacement procedures 73
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