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NEC recommends that a backup of the customer data is performed before
powering off the system (either PCPro file or SD card backup) in order to
replace the backup battery.
• Risk of explosion if the battery is replaced by an incorrect type.
• Dispose of used batteries as instructed by the manufacturer of the battery.
• If Expansion Chassis are installed, turn the power on/off in the order of
Expansion 2 Chassis, Expansion 1 Chassis and then Main Chassis.
1.3 Replacing the Lithium Battery
Not all boards are hot swappable. Do not remove or install from the chassis
when powering up.
1.
Power off the system.
2.
After the system powers down, loosen two screws and pull out the CPU board.
CPU board
Screws
Figure 4-3 Removing the CPU Board
SL2100
ISSUE 1.0
4-2
Maintenance
Содержание UNIVERGE SL2100
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