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3-1. Error Display
<When the front panel is removed>
Error LED
Message LED/Error LED
When an error occurs or a warning state is reached, the message LED on the front panel and error LED
"1" (D107/KY-631 board) inside the front panel light or blink as follows.
When the message LED blinks, remove the front panel and check for the state of error LED "1".
State
Message LED
*1
Warning
Blinks in blue
*2
Error
Blinks in red
*1 : A state where a less urgent abnormality such as fan rotation drop or a warning
for replacement time is detected.
*2 : A state where the machine has been shut down after an abnormality with high
urgency such as power failure or temperature rise has been detected.
BCU-100 IM
Section 3
Service Overview
Message LED
Message LED
Status LEDs
Error LED "1"
Blinks in red
Lights in red
Front panel
3-1 (E)
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