User manual
Product Description
33002479 06 07/2008 37
Hot Standby 
Order:
A or B
(modifiable 
only if the key 
switch is in the 
unlocked 
position)
FIRST Hot Standby Power Order
SECOND
Hot Standby 
Transfer:
-
(this menu option is only enabled, if the 
key switch is in the unlocked position)
Pressing the <ENTER> key 
confirms the Transfer. The transfer 
will initiate the request of a program 
update from the primary CPU 
controller. Pressing any other key 
will cancel the Transfer initiation 
and returns the Hot Standby 
Transfer menu option screen to the 
display.
Hot Standby 
Diag:
Oder of diagnostic screen varies with the orperation.
Halt User’s task in halt mode
RIO fails Error reported by RIO head
HSBY fails Error reported by optical link
Stop Stop command ordered
Off keypad Offline commandentered on keypad
Off %SW60 Offline command set in command 
register
Off appli Offline due to application mismatch
Off vers Offline due to PLC or Copro OS 
mismatch
Off RIO Offline due to Remote IO error
Take over Standby CPU switched to primary 
CPU mode
Run Run command ordered
Plug & Run Standby CPU plugged and started
Power up PLC has just started, no message
Screen Field Option Description










