CHAPTER 5: SYSTEM MAINTENANCE
SNAP PAC Redundancy Option User’s Guide
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To use the advanced functions:
1.
Under Tasks & Tools > System Management, click System Overview.
2.
Scroll down to the bottom of the screen and select Show Advanced Functions.
Two sets of advanced function commands appear, one for each controller:
A
B
C
E
F
G
H
D
3.
Using the Advanced Functions window for the controller you want to manage, select one of
the following options.
A
Enter Maintenance
: Stops any running strategy.
NOTE: See also,
“Using the Memory Map to Enter and Exit Maintenance Mode” on page
B
Exit Maintenance to Powerup state
: Exits maintenance mode when there is no strategy
loaded. For more information on maintenance mode, see
D
below.
C
Exit Maintenance and become Active
: Exits maintenance mode when there is a strategy
loaded. For more information on maintenance mode, see
D
below.
D
Enter Maintenance mode when booting
: Causes the controller to enter Maintenance
mode when the controller first boots. This is used during firmware uploads. It ensures that
no backup qualification takes place. By going into maintenance mode, the controller sits
idle and does not become active or backup; no firmware or strategy is automatically copied
to it.
E
Safe Reset
: Performed only if the arbiter determines that system integrity can be
maintained.
F
Force Reset
: Forces the arbiter to reset the controller.
G
Hard Reset
: Forces the arbiter to cycle the controller’s power.
H
Redundant Power Switch State
: Controls the redundant power switch. You can switch it
on or off.
