IBM i 830 Repair Manual page 274

B6xx (including A6xx)
Reference Description/Action Perform all actions before exchanging
Code Failing Items
6972 High Speed Link (HSL) resource failure
Multi-adapter Bridge (MaB) failure detected.
For this reference code the failing item list presented in the
"Service Action Log" can be different from the failing item list
documented here. That is due to the differences in system
models and features installed.
If the "Service Action Log" is available then use the failing item
list presented there for servicing this reference code.
If the "Service Action Log" is not available then use the failing
item list documented here. By following the procedures in the
symbolic FRUs listed here you will isolate to the correct FRU
list based on system model and features installed.
6973 High Speed Link (HSL) resource failure
Mulit-adapter Bridge has detected a problem in the card
installed in the location specified in word 7 of the SRC.
6974 Multi-adapter bridge configuration change or error
PCI I/O processor rejected the assignment of or the removal of
an I/O adapter.
The direct select address in word 7 of the SRC specifies the
location of the IOA. The direct select address of the IOP is in
word 5 of the SRC.
Use the Table 7 on page 281 and the "Card Position Tables" on
page 282 to determine the card locations for the IOA and the
IOP.
Use slot concurrent maintenance under HSM to assign or
remove the IOA.
6975 The system issued a reset/reload to the service processor.
Service processor error.
6976 Service processor failure.
For this reference code the failing item list presented in the
"Service Action Log" can be different from the failing item list
documented here. That is due to the differences in system
models and features installed.
If the "Service Action Log" is available then use the failing item
list presented there for servicing this reference code.
If the "Service Action Log" is not available then use the failing
item list documented here. By following the procedures in the
symbolic FRUs listed here you will isolate to the correct FRU
list based on system model and features installed.
260
iSeries Model 830, 840, SB2, and SB3 Problem Analysis, Repair and Parts V5R1
Failing Item Location
MA_BRDG
PIOCARD
MABRCFG
AJDGP01
SVCPROC