App - 73
APPENDICES
(1) Diagnostic Information
Table App. 3.2. Special register
Number Name Meaning Explanation
Set by
(When Set)
Corres-
ponding
ACPU
D9
Corresponding
CPU
SD0
Diagnostic
errors
Diagnosis error
code
• Error codes for errors found by diagnosis are stored as BIN data.
• Contents identical to latest fault history information.
S (Error)
D9008
format
change
QnA
SD1
Clock time for
diagnosis error
occurrence
Clock time for
diagnosis error
occurrence
• Year (last two digits) and month that SD0 data was updated is stored as
BCD 2-digit code.
S (Error) New
QnA
SD2
• The day and hour that SD0 was updated is stored as BCD 2-digit code.
QnA
SD3
• The minute and second that SD0 data was updated is stored as BCD 2-
digit code.
QnA
SD4
Error
information
categories
Error information
category code
Category codes which help indicate what type of information is being
stored in the common information areas (SD5 through SD15) and the
individual information areas (SD16 through SD26) are stored here.
The category code for judging the the error information type is stored.
• The common information category codes store the following codes:
0 : No error
1: Unit/module No.
2: File name/Drive name
3: Time (value set)
4: Program error location
5: System switching cause (for Q4ARCPU only)
6: Power supply No.
• The individual information category codes store the following codes:
0: No error
1: (Empty)
2: File name/Drive name
3: Time (value actually measured)
4: Program error location
5: Parameter number
6: Annunciator number
7: CHK instruction failure No.
S (Error) New
QnA
b15
b7
b0b8
to to
Year (0 to 99) Month (1 to 12)
(Example) October, 1995
H9510
b15 b7 b0b8
to to
Day (1 to 31) Hour (0 to 23)
(Example) 10 a.m. on 25th
H2510
b15 b7 b0b8to to
Minutes (0 to 59) Seconds (0 to 59)
(Example) 35 min. 48 sec.
H3548
b15
b7
b0b8
to to
Individual information
category codes
Common information
category codes
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