Hardware system reference code formats

Use this information to understand the system reference code (SRC) format.

Notes:
  1. Other formats exist. If necessary, contact your next level of support.
  2. For more information on formats 60–63, see Problem reference code formats detected by Licensed Internal Code.
Table 1. SRC format examples
SRC word number Panel function, digits x to y (from left to right) IOP SRC format 13 IOP SRC format 17 Device SRC format 27 IOP detected a failure format 29 LIC1 SRC format 60 LIC1 SRC format 61 LIC1 SRC format 62 LIC1 SRC format 63 LIC1 SRC format 72
1 11, 1 - 8 TTTT RRRR TTTT RRRR tttt rrrr B0XX RRRR A6xx RRRR B6xx RRRR B6xx RRrr or B7xx Rrrr A600 RRRR B7xx RRRR
2 12, 1 - 8 MIGV EP13 MIGV EP17 MIGV EP27 MIGV EP29 MIGV EP60 MIGV EP61 MIGV EP62 MIGV EP63 MIGV EP72
3 12, 9 - 16 BBBB Ccbb BBBB Ccbb BBBB Ccbb BBBB Ccbb PPPP 0000 cccc cccc cccc cccc AAAA BBBB cccc cccc
4 12, 17 - 24 aaaa aaaa aaaa aaaa aaaa aaaa SAPP UUFF BBBB Ccbb pppp pppp pppp pppp CCCC DDDD pppp pppp
5 12, 25 - 32 TTTT LMMM TTTT LMMM tttt lmmm TTTT FMMV aaaa aaaa qqqq qqqq qqqq qqqq EEEE FFFF qqqq qqqq
6 13, 1 - 8 uuuu uuuu tttt lmmm TTTT LMMM tttt lmmm tttt mmmm qqqq qqqq qqqq qqqq GGGG HHHH qqqq qqqq
7 13, 9 - 16 uuuu uuuu ZZZZ rrrr ZZZZ RRRR zzzz rrrr ssss ssss 0000 0000 BBBB Ccbb JJJJ KKKK dddd dddd
8 13, 17 - 24 uuuu uuuu ssss ssss ssss ssss 0sss ssss NNNN 0000 0000 0000 TTTT MMMM TTTT 0MMM TTTT MMMM
9 13, 25 - 32 uuuu uuuu uuuu uuuu uuuu uuuu uuuu uuuu 0000 0000 0000 0000 0000 0000 SSSS SSSS 0000 0000
Note:
  1. Licensed Internal Code
Table 2. Description of SRC format examples
SRC format Description
AAAA Type of I/O bus (see Logical address format — field A).
aaaa Unit address.
BBBB System bus number (see Logical address format — field B).
BBBBCcbb Bus, bus, bus, bus, card, card, and board, board address (direct select address or DSA).
  • For PCI system buses 0001-0003 and 0018-FFFF, the Cc field is a 1-digit multiadapter bridge number and a 1-digit multiadapter bridge function number.
  • For SPD system buses 0004-0017, the Cc field is a 2-digit card number.
CCCC System board number (see Logical address format — field C).
cccc cccc Component reference code. Format 62 varies by component.
DDDD System card number (see Logical address format — field D).
dddd dddd Dynamic reconfiguration connector (DRC) index.
EEEE Unit address type (see Logical address format — field E).
FFFF Unit address type (see Logical address format — field F).
GGGG Unit address type (see Logical address format — field G).
HHHH Unit address type (see Logical address format — field H).
JJJJ Unit address type (see Logical address format — field J).
KKKK Unit address type (see Logical address format — field K).
LMMM Level indicator plus 3-digit model number (for example, 0001).
lmmm Level indicator plus 3-digit model number of failing device.
0MMM Model number of failing device (that is, MMM=001).
MIGV EP General system status.
NNNN Number of disk device facilities that are missing.
PPPP Cause code.
pppp pppp Programming reference code.
qqqq qqqq Programming reference code qualifier.
RRRR Unit reference code (URC).
rrrr Outboard failing unit reference code (URC).
SAPP UUFF Unit address.
SSSSSSSS System reference code. This SRC is used to determine why the primary console failed to respond.
ssss Serial number of failing unit.
TTTT Type number or card identification number (hexadecimal).
tttt Outboard failing unit type number (that is, 6607).
uuuu Unit-specific data.
ww SRC type.
ZZZZ Reserved.