DFI ES121-LR User Manual
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Ports and Connectors
The lithium ion battery powers the real-time clock and CMOS memory. It is an
auxiliary source of power when the main power is shut off.
Safety Measures
• Danger of explosion if battery incorrectly replaced.
• Replace only with the same or equivalent type recommend by the manufac-
turer.
• Dispose of used batteries according to local ordinance.
Battery
Battery