9display and indicators, Display, Status indicators – Yaskawa MP3300iec User Manual
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9 Display and Indicators
YASKAWA America, Inc. MP3300iec Hardware Manual YAI-SIA-IEC-7
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Display and Indicators
The CPU Module has the following display and four types of indicators.
• Display
• Status indicators
• USB status indicator
• MECHATROLINK-III status indicators
• Ethernet status indicators
Display
The following situations use the seven segment display:
• Manufacturing: During programming the seven segment display outputs “FLASH...”. When finished, the seven
segment display outputs “donE”.
• Startup: If the controller cannot boot because of a bad firmware image check sum, the seven segment display outputs
“bOOt ERROR”
• IP Address: If the TEST switch is ON, then the seven segment display outputs the IP address.
• Firmware update: During programming the seven segment display outputs “FLASH...”. When finished, the seven
segment display outputs “donE”.
Status Indicators
These indicators show the status of the CPU Module.
Table 7 Status LED
LED
Description
RDY
ON when the controller has detected valid firmware and has started.
RUN
ON when PLC is running.
ALM
ON when an alarm is active.
ERR
ON at initial power up while firmware is loading. Turns off if firmware is valid.
ON when a critical error occurs requiring a power cycle to recover.
BAT
ON when the battery needs replacing.
M-ALM
ON when JL100 (Mechatrolink Master) chip initialization fails.