HP 3000 Manuals HP 3000 Manuals
Class Errors
Class Error 1
Class Error 1
Class error 1 is composed of three types of processor failures: register
file, execution unit, and instruction unit.
Register File Failure.
Register file messages take the form:
11xx
where:
xx = detailed error number
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00 MESSAGE No message. System halts. (E)
CAUSE Undefined error occurs at the start of the test.
ACTION Contact your Hewlett-Packard Support
Representative.
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01 MESSAGE No message. System halts. (E)
CAUSE Test of the general registers 1, 2, and 31 fails.
Second possible cause of the error may be the
execution unit. Third possible cause of the error
also may be the instruction unit.
ACTION Contact your Hewlett-Packard Support
Representative.
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02 MESSAGE No message. System halts. (E)
CAUSE Test of the general registers fails. Second
possible cause of the error may be the execution
unit. Third possible cause of the error also may
be the instruction unit.
ACTION Contact your Hewlett-Packard Support
Representative.
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03 MESSAGE No message. System halts. (E)
CAUSE Test of the recovery counter or external interrupt
enable mask fails. Second possible cause of the
error may be the execution unit. Third possible
cause of the error also may be the instruction
unit.
ACTION Contact your Hewlett-Packard Support
Representative.
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04 MESSAGE No message. System halts. (E)
CAUSE Test of the temporary control registers fails.
Second possible cause of the error may be the
execution unit. Third possible cause of the error
also may be the instruction unit.
ACTION Contact your Hewlett-Packard Support
Representative.
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07 MESSAGE No message. System halts. (E)
CAUSE Cross-talk occurs between general registers.
ACTION Contact your Hewlett-Packard Support
Representative.
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08 MESSAGE No message. System halts. (E)
CAUSE Crosstalk occurs among general registers and
temporary registers.
ACTION Contact your Hewlett-Packard Support
Representative.
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0A MESSAGE No message. System halts. (E)
CAUSE X and B bus bypass testing.
ACTION Contact your Hewlett-Packard Support
Representative.
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0B MESSAGE No message. System halts. (E)
CAUSE General register 0 bypassed.
ACTION Contact your Hewlett-Packard Support
Representative.
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0C MESSAGE No message. System halts. (E)
CAUSE General register 0 bypassed on a nullify.
ACTION Contact your Hewlett-Packard Support
Representative.
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0D MESSAGE No message. System halts. (E)
CAUSE Verification of the trap with interval timer fails.
ACTION Contact your Hewlett-Packard Support
Representative.
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10 MESSAGE No message. System halts. (E)
CAUSE Interval timer is not incrementing. Second
possible cause of the error may be the execution
unit. Third possible cause of the error also may
be the instruction unit.
ACTION Contact your Hewlett-Packard Support
Representative.
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11 MESSAGE No message. System halts. (E)
CAUSE Interval timer is not causing a trap. Second
possible cause of the error may be the instruction
unit. Third possible cause of the error also may
be the translation look-aside buffer.
ACTION Contact your Hewlett-Packard Support
Representative.
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12 MESSAGE No message. System halts. (E)
CAUSE Recovery counter is not causing a trap. Second
possible cause of the error may be the instruction
unit. Third possible cause of the error also may
be the translation look-aside buffer.
ACTION Contact your Hewlett-Packard Support
Representative.
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15 MESSAGE No message. System halts. (E)
CAUSE Load to general register 0 modifies that register.
ACTION Contact your Hewlett-Packard Support
Representative.
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16 MESSAGE No message. System halts. (E)
CAUSE Nullified instruction stored to register file
ACTION Contact your Hewlett-Packard Support
Representative.
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17 MESSAGE No message. System halts. (E)
CAUSE Verification of the address calculation for load
word and modification (LDWM) fails.
ACTION Contact your Hewlett-Packard Support
Representative.
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18 MESSAGE No message. System halts. (E)
CAUSE Verification of the address calculation for load
word indexed and modification (LDWX,M) fails.
ACTION Contact your Hewlett-Packard Support
Representative.
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19 MESSAGE No message. System halts. (E)
CAUSE Verification of the address calculation for load
byte indexed and modification (LDBX,U,M) fails.
ACTION Contact your Hewlett-Packard Support
Representative.
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1A MESSAGE No message. System halts. (E)
CAUSE Verification of the address calculation for load
half word indexed and modification (LDHX,U,M)
fails.
ACTION Contact your Hewlett-Packard Support
Representative.
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1B MESSAGE No message. System halts. (E)
CAUSE Verification of the address calculation for load
halfword indexed and modification (LDWX,U,M) fails.
ACTION Contact your Hewlett-Packard Support
Representative.
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20 MESSAGE No message. System halts. (E)
CAUSE Verification of the operation of the register file
interlock fails.
ACTION Contact your Hewlett-Packard Support
Representative.
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21 MESSAGE No message. System halts. (E)
CAUSE Verification of the address calculation for load
word and modification after (LDW,MA) fails.
ACTION Contact your Hewlett-Packard Support
Representative.
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22 MESSAGE No message. System halts. (E)
CAUSE Verification of the address calculation for load
word and modification before (LDW,MB) fails.
ACTION Contact your Hewlett-Packard Support
Representative.
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23 MESSAGE No message. System halts. (E)
CAUSE Verification of the move to control register
(MTCTL) after load word (LDW) operation fails.
ACTION Contact your Hewlett-Packard Support
Representative.
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2A MESSAGE No message. System halts. (E)
CAUSE Nullified instruction after data trap stored to
register file.
ACTION Contact your Hewlett-Packard Support
Representative.
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2B MESSAGE No message. System halts. (E)
CAUSE Verification of the address calculation of the load
and modification that caused the data trap fails.
ACTION Contact your Hewlett-Packard Support
Representative.
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2C MESSAGE No message. System halts. (E)
CAUSE Verification of the ripple through recovery counter
fails.
ACTION Contact your Hewlett-Packard Support
Representative.
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2D MESSAGE No message. System halts. (E)
CAUSE Cannot force overflow trap.
ACTION Contact your Hewlett-Packard Support
Representative.
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2E MESSAGE No message. System halts. (E)
CAUSE Verification of the backup on recovery counter
fails.
ACTION Contact your Hewlett-Packard Support
Representative.
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2F MESSAGE No message. System halts. (E)
CAUSE Verification of the late nullify on recovery
counter fails.
ACTION Contact your Hewlett-Packard Support
Representative.
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31 MESSAGE No message. System halts. (E)
CAUSE Unexpected recovery counter trap occurs. Second
possible cause of the error may be the instruction
unit. Third possible cause of the error also may
be the translation look-aside buffer.
ACTION Contact your Hewlett-Packard Support
Representative.
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32 MESSAGE No message. System halts. (E)
CAUSE Unexpected external interrupt trap occurs. Second
possible cause of the error may be the instruction
unit. Third possible cause of the error also may
be the translation look-aside buffer.
ACTION Contact your Hewlett-Packard Support
Representative.
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40 MESSAGE No message. System halts. (E)
CAUSE Test of the external interrupt request register
with zero fails.
ACTION Contact your Hewlett-Packard Support
Representative.
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41 MESSAGE No message. System halts. (E)
CAUSE Verification of the value of general register 1
after ADDIL instruction fails.
ACTION Contact your Hewlett-Packard Support
Representative.
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42 MESSAGE No message. System halts. (E)
CAUSE Verification of the calculation of the return
address with branch and link instruction fails.
ACTION Contact your Hewlett-Packard Support
Representative.
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43 MESSAGE No message. System halts. (E)
CAUSE Register file does not zero unused portion of the
target register for LDH instruction.
ACTION Contact your Hewlett-Packard Support
Representative.
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44 MESSAGE No message. System halts. (E)
CAUSE Register file does not zero unused portion of the
target register for LDB instruction.
ACTION Contact your Hewlett-Packard Support
Representative.
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45 MESSAGE No message. System halts. (E)
CAUSE Cannot distinguish between banks of the general
registers.
ACTION Contact your Hewlett-Packard Support
Representative.
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46 MESSAGE No message. System halts. (E)
CAUSE Verification of the recovery counter operation
fails. Counter cannot count up.
ACTION Contact your Hewlett-Packard Support
Representative.
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47 MESSAGE No message. System halts. (E)
CAUSE Verification of the recovery counter operation with
nullify instruction fails.
ACTION Contact your Hewlett-Packard Support
Representative.
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48 MESSAGE No message. System halts. (E)
CAUSE Verification of the recovery counter operation with
late nullify instruction fails.
ACTION Contact your Hewlett-Packard Support
Representative.
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49 MESSAGE No message. System halts. (E)
CAUSE Verification of the recovery counter operation with
late nullify instruction caused by data trap fails.
ACTION Contact your Hewlett-Packard Support
Representative.
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4A MESSAGE No message. System halts. (E)
CAUSE Verification of the recovery counter trap fails.
ACTION Contact your Hewlett-Packard Support
Representative.
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4B MESSAGE No message. System halts. (E)
CAUSE Verification of the recovery counter trap operation
immediately after data trap fails.
ACTION Contact your Hewlett-Packard Support
Representative.
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4C MESSAGE No message. System halts. (E)
CAUSE Cannot verify external interrupt enable mask.
ACTION Contact your Hewlett-Packard Support
Representative.
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4D MESSAGE No message. System halts. (E)
CAUSE Cannot verify external interrupt request register.
ACTION Contact your Hewlett-Packard Support
Representative.
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4E MESSAGE No message. System halts. (E)
CAUSE Verification of the external interrupt operation
fails.
ACTION Contact your Hewlett-Packard Support
Representative.
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4F MESSAGE No message. System halts. (E)
CAUSE Cannot verify current privilege level after
execution of the gateway instruction.
ACTION Contact your Hewlett-Packard Support
Representative.
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50 MESSAGE No message. System halts. (E)
CAUSE Verification of the timing on board fails.
ACTION Contact your Hewlett-Packard Support
Representative.
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51 MESSAGE No message. System halts. (E)
CAUSE Verification of the external interrupt request
register with high-priority machine check fails.
(EIRR bit gets set with HPMC.)
ACTION Contact your Hewlett-Packard Support
Representative.
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