Reference Code
Description/Action Perform all actions before exchanging Failing Items
Failing Item
AADD
Manual power-on failure
An attempt was made to power on the system manually with Secure or
Auto mode selected on the control panel. To correct the problem, select
Manual or Normal mode on the control panel and manually power on the
system again.
AAEE
SPCN - control panel interface error.
An attempt was made to power on the system from the SPCN with Secure
or Manual mode selected on the control panel. To correct the problem,
select Normal or Auto mode and attempt the remote power-on operation
again. If this does not correct the problem, exchange the failing items.
BBBB
Battery not working correctly
A problem was detected with the battery supplying power to the
time-of-day clock. The battery is either weak or is not connected securely.
Note:
This is not a critical failure. However, if there is a power failure, the
time of day will be lost.
Control Panel Failing Items Detail
Use these tables for details on the Failing Item column in the Reference Codes
table(s) above.
Table 3. Control Panel Failing Items for system Models 270, 800, 810, 820, and
825
Failing Item
Description
Document Description
ANYBUS
IOP card bus error
Problem Analysis; Symbolic FRU Isolation
CLKCARD
Clock card
Problem Analysis; Symbolic FRU Isolation
CTLPNL
Control Panel
Problem Analysis; Symbolic FRU Isolation
TOD
Control Panel Battery
Problem Analysis; Symbolic FRU Isolation
TWRCARD
Card enclosure or backplane
Problem Analysis; Symbolic FRU Isolation
USER
Operator/User Error
Problem Analysis; Symbolic FRU Isolation
Table 4. Control Panel Failing Items for system Models 830, 840, 870, 890, SB2,
and SB3
Failing Item
Description
Document Description
ANYBUS
IOP card bus error
Problem Analysis; Symbolic FRU Isolation
BACKPLN
Back Plane Unit
Problem Analysis; Symbolic FRU Isolation
CLKCARD
Clock card
Problem Analysis; Symbolic FRU Isolation
CTLPNL
Control Panel
Problem Analysis; Symbolic FRU Isolation
TOD
Control Panel Battery
Problem Analysis; Symbolic FRU Isolation
TWRCARD
Card enclosure or backplane
Problem Analysis; Symbolic FRU Isolation
USER
Operator/User Error
Problem Analysis; Symbolic FRU Isolation
0000
System Reference Codes
9
