15.
15 -
2
HARDWARE SPECIFICATIONS OF CPU MODULES
15.2 Part Names
The names of module parts and their settings are described here.
(1) Q2ACPU, Q2ACPU-S1
(2) Q3ACPU, Q4ACPU
Viewed with the front cover open
No.
Name
Application
(1)
RUN LED
Indicates the operating state of the CPU module.
ON:
OFF:
Flashing:
Operating with the RUN/STOP key switch set to RUN or STEP RUN.
Stopped with the RUN/STOP key switch set to STOP, PAUSE, or STEP RUN.
Or, an error that stops operation was detected.
The RUN/STOP key switch was shifted from STOP to RUN after writing a program in the STOP state.
The CPU module is not in the RUN state. To restore the RUN state, turn the RUN/STOP key switch from
RUN to STOP and back to RUN.
Alternatively, reset it with the RUN/STOP key switch.
(For the Q3ACPU and Q4ACPU, the message "PRG.CHECK!!" is displayed on the LED display.)
(2)
ERROR LED
ON:
OFF:
Flashing:
A self-diagnostic error except for a battery error, which does not stop operation, was detected.
(When the parameter setting is made for operation to continue when an error occurs.)
Normal
An error that stops operation was detected.
(3)
USER LED
ON:
OFF:
Flashing:
An error was detected by the CHK instruction, or an annunciator, F, turned ON.
(For the Q3ACPU or Q4ACPU, a message or a comment for the annunciator is displayed on the LED
display.)
Normal
When latch clear is performed.
(For the Q3ACPU and Q4ACPU, the message "L.CLR RDY" is displayed on the LED display.)
(4)
BAT.ALARM LED
ON:
OFF:
A battery error occurred due to low battery voltage in the CPU module or memory card.
Normal
Summary of Contents for Q2ACPU
Page 1: ......
Page 2: ......
Page 221: ...12 12 12 OVERVIEW OF PROCESSING PERFORMED BY THE QnACPU ...
Page 222: ...12 13 12 OVERVIEW OF PROCESSING PERFORMED BY THE QnACPU ...
Page 237: ...12 28 12 OVERVIEW OF PROCESSING PERFORMED BY THE QnACPU MEMO ...
Page 271: ...16 13 16 POWER SUPPLY MODULE 4 Names and description of parts of the A66P ...
Page 343: ...21 21 13 MAINTENANCE AND INSPECTION 21 4 2 Replacement of the fuse for an output module ...
Page 357: ...22 12 22 TROUBLESHOOTING ...
Page 359: ...22 14 22 TROUBLESHOOTING MEMO ...
Page 429: ...App 32 APPENDICES Trigonometric function Classification Symbol Description ...
Page 537: ...App 140 APPENDICES REMARK 1 Message 1 An error code is displayed in 2 Alert 1 3 Alert 2 ...
Page 539: ...App 142 APPENDICES 2 Q2ACPU Q2ACPU S1 modules Unit mm inch ...
Page 541: ...App 144 APPENDICES 2 A66P power supply module Unit mm inch ...
Page 543: ...App 146 APPENDICES 3 A35B base unit 4 A38B A38HB A38HBEU base unit Unit mm inch Unit mm inch ...
Page 567: ...MEMO ...
Page 569: ......
Page 570: ......