IEI Technology TANK-700-QM67W-MRAY, User Manual

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TANK-700-QM67W-MRAY Em b e d d e d S ys te m
P a g e 39
3.9.1.3 S h u td o wn
The system will shutdown in the following situations:

Power 1 < 9V and Power 2 < 10.5V

Power 1 > 9V, Power 2 < 10.5V and ACC ON signal jumps from high to low

Press Power button for 6 seconds
The following flow diagram shows the system shutdown process and the LED statuses.
Figure 3-33: ACC On: Shutdown
NOTE:
To turn on the system in ATX power mode, press the Power button for
three seconds. Press the Power button for six seconds to turn off the
system.
3.9.2 ACC OFF
When the TANK-700-QM67W-MRAY is in ACC Off mode, the main power input is the
Power 2 connector and the backup power is from the Power 1 connector.
3.9.2.1 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 AT power mode or ATX