Mitsubishi Electric MELCEC Q Series User Manual page 90

4. CPU MODULE
No. Name
1) Module fixing hook
2) MODE LED
3) RUN LED
4) ERR. LED
5) USER LED
6) BAT. LED
7) BOOT LED
8) Serial number
9) Memory card EJECT button
Memory card installing
10)
connector
11) USB connector
12) RS-232 connector
Hook for fixing the module to the base unit
(Single-motion installation)
Indicates the mode of the CPU.
On (orange): A mode
On (green): Q mode
Indicates the operation status of the CPU.
On: During operation in "RUN" or "STEP RUN" mode
Off: During a stop in "STOP", "PAUSE" or "STEP RUN" mode, or an error that
stops operation has occurred.
On: A self-diagnostics error that does not stop operation, other than a battery
error, has been detected.
(When the parameter setting is made for operation to continue when an
error occurs.)
Off: Normal
Flicker: An error that stops operation has been detected.
On: Annunciator F is turned on.
Off: Normal
Flicker: Latch clear is performed.
On: A battery error has occurred due to low battery voltage of the CPU
module and memory card.
Off: Normal
On: Boot operation in execution
Off: Boot operation not in operation
Shows the serial number printed on the rating plate.
Used for ejecting the memory card from the CPU module.
Connector for installing the memory card in the CPU module
Unusable (Usable for Q mode only)
Connector for connecting to a peripheral device
Connectable with the RS-232C connection cable (QC30R2)
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Description