1. System BIOS
Express5800/R120d-1E, R120d-2E Maintenance Guide
88
Chapter 2 Convenient Features
Option Parameter
Descriptions
Cold Redundant Mode
[Disabled]
Enabled
Enable or disable Cold Redundancy feature.
[ ]: Factory setting
For details about the AC LINK setting and the DC power state should be when the AC power is supplied again
after loss of power, see the table below.
AC LINK setting
System status before AC power was turned off
Stay Off
Last State
Power On
Operating(DC power is ON)
Off
On
On
Abort (DC power is also OFF)
Off
Off
On
Forced shutdown*
Off
On
On
* Continue pressing the POWER switch for at least 4 seconds to forcibly turn off the power.
Tips
If an uninterruptible power supply (UPS) is used for automatic operation, set the
AC-LINK
to
Power On
.