9 -
18
9.
MAINTENANCE FUNCTION
(2) The following shows how to turn OFF an LED that is currently ON.(Excluding the
reset operation).
: Valid : Not valid
*1
Explanation of special relays and special registers
A bit setting of "1" indicates that the bit is to be turned OFF, "0" indicates that it is not to be
turned OFF.
The following shows the setting possibilities (all hexadecimal notation):
To turn both LEDs OFF: SD202 = 110
H
To turn only the BOOT LED OFF: SD202 = 100
H
To turn only the USER LED OFF: SD202 = 10
H
(3) Method for stopping ERROR LED, USER LED, and BAT.ALARM LED indications
ERROR LED, USER LED and BAT. ALARM LED have the same priority order as
described for display of Priority setting in Section 9.9.2.
If an error item number is deleted from this order of priority, the LED does not light
even if the error corresponding to that error item number occurs.
(For details on the setting method, refer to the POINT in Section 9.9.2.)
Method for Turning OFF the LED
LED Name
ERROR
USER
BAT.
ALARM
BOOT
Resolve the cause of the error, then execute the LEDR
instruction.
Eliminate the cause of the error, then reset the error using special
relay SM50 and special register SD50.(Restricted to error which
do not stop operation.)
*1
Turn OFF the LED by using special relay SM202 and special
register SD202.
*1
SM50.....
When turning OFF
ON, resets the error corresponding to the error code stored
in SD50.
SD50.....
Stores the error code of the error to be reset.
(For details on error codes, refer to Section 22.3.3.)
SM202..... When turning OFF
ON, turns OFF the LEDs corresponding to each of the bits
of SD202.
SD202.....
Designates the LED to be turned OFF.(The LEDs that can be turned OFF are the
USER LED and the BOOT LED only.)
Содержание Q2ACPU
Страница 1: ......
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Страница 221: ...12 12 12 OVERVIEW OF PROCESSING PERFORMED BY THE QnACPU ...
Страница 222: ...12 13 12 OVERVIEW OF PROCESSING PERFORMED BY THE QnACPU ...
Страница 237: ...12 28 12 OVERVIEW OF PROCESSING PERFORMED BY THE QnACPU MEMO ...
Страница 269: ...16 11 16 POWER SUPPLY MODULE 2 Names and description of parts of the A62P A62PEU and A65P module ...
Страница 271: ...16 13 16 POWER SUPPLY MODULE 4 Names and description of parts of the A66P ...
Страница 343: ...21 21 13 MAINTENANCE AND INSPECTION 21 4 2 Replacement of the fuse for an output module ...
Страница 357: ...22 12 22 TROUBLESHOOTING ...
Страница 359: ...22 14 22 TROUBLESHOOTING MEMO ...
Страница 417: ...App 20 APPENDICES 3 Shift instructions Classification Symbol Description n bit shift 1 bit shift 1 word shift ...
Страница 429: ...App 32 APPENDICES Trigonometric function Classification Symbol Description ...
Страница 432: ...App 35 APPENDICES 15 Clock instructions Classification Symbol Description Clock data read write ...
Страница 537: ...App 140 APPENDICES REMARK 1 Message 1 An error code is displayed in 2 Alert 1 3 Alert 2 ...
Страница 538: ...App 141 APPENDICES APPENDIX 6 EXTERNAL DIMENSIONS Appendix 6 1 CPU Module 1 Q3ACPU Q4ACPU modules Unit mm inch ...
Страница 539: ...App 142 APPENDICES 2 Q2ACPU Q2ACPU S1 modules Unit mm inch ...
Страница 541: ...App 144 APPENDICES 2 A66P power supply module Unit mm inch ...
Страница 542: ...App 145 APPENDICES Appendix 6 3 Main Base Unit 1 A32B base unit 2 A32B S1 base unit Unit mm inch Unit mm inch ...
Страница 543: ...App 146 APPENDICES 3 A35B base unit 4 A38B A38HB A38HBEU base unit Unit mm inch Unit mm inch ...
Страница 567: ...MEMO ...
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