IEI Integration TANK-720-Q67 - Manual (Page 57)

TANK-720 Em b e d d e d S ys te m
P a g e 45
NOTE:
To turn on the system in the ATX power mode, press the Power button
for three seconds. Press the Power button for six seconds to turn off
the system.
3.11.2 ACC OFF
When the TANK-720 is in ACC Off mode, the main power input is Power 2 connector and
the backup power is from Power 1 connector.
3.11.2.1 Bo o t-u p
When both power connectors are connected to a power source with over 9 V, the two
power LEDs on the front panel turn on. The user can choose to use AT power mode or
ATX power mode to control the system. The following flow diagrams show the boot-up
process and the LED status in AT and ATX power modes.
Figure 3-40: ACC Off: AT Mode
Figure 3-41: ACC Off: ATX Mode