Battery-Less And Long Life Design - AOpen AK79G TUBE Online Manual

Motherboard
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This Motherboard implements
configurations without using the battery. The RTC (real time clock) can also keep running as long as the power cord is plugged.
If you lose your CMOS data by accident, you can just reload the CMOS configurations from Flash ROM and the system will
recover as usual.
ATX Stand-by Power
(Real Time Clock)
Flash
ROM
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Flash ROM
and a special circuit that allows you to save your current CPU and CMOS Setup
Auto Switch
RTC
00:00:00
CMOS
Backup by EEPROM
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Battery
Super I/O
S817
Regulator
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LPC
Auto switching to ATX standby
power as long as AC power
line is plugged. This smart
design can increases battery
life if you still had battery
plugged on motherboard.
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