Figure 28. Installing the CMOS battery
a.
Tilt the battery and insert it to the positive end on the socket. Make sure that the battery
goes tight to the metal clip.
b.
Press the battery down until it clicks into the socket.
After you finish
1. Complete the parts replacement. See
“Complete the parts replacement” on page 151.
2. Use the Setup utility to set the date, time, and any passwords.
Fan board replacement
Follow instructions in this section to remove and install the fan board.
Remove the fan board
Follow instructions in this section to remove the fan board.
About this task
Important: This task must be operated by trained technicians that are certified by Lenovo Service. Do no
attempt to remove or install it without proper training and qualification.
S002
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.
Attention:
• Read
“Installation Guidelines” on page 35 and “Safety inspection checklist” on page 36 to ensure that you
work safely.
• Power off the server and peripheral devices and disconnect the power cords and all external cables. See
“Power off the server” on page 42.
Chapter 5. Hardware replacement procedures 59
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