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YSU Unit or
connection cable
failure
(1)Reset the alarm.
(2)If the alarm occurs again after confirming the wiring, execute the following
contents. Save the CMOS.BIN before replacing the YSU unit to be safe.
·Replacement of YSU unit
·Replacement of connection cable
53
CPU1 detected an inconsistency
of speed mode zero feedback
signal between YSU unit.
Connection failure
(1)Reset the alarm.
(2)If the alarm occurs again, check the followings.
·Wiring confirmation of pin numbers 17, 19, 42, and 44 of YSU unit (CN205
connector) and pin numbers 18, 20, 43, and 45 of YSU unit (CN206
connector)
YSU Unit or
connection cable
failure
(1)Reset the alarm.
(2)If the alarm occurs again after confirming the wiring, execute the following
contents. Save the CMOS.BIN before replacing the YSU unit to be safe.
·Replacement of YSU unit
·Replacement of connection cable
54
CPU2 detected an inconsistency
of speed mode 1 signal between
YSU unit.
Connection failure
(1)Reset the alarm.
(2)If the alarm occurs again, execute the following contents.
·Wiring confirmation of pin numbers 23, 25, 48, and 50 of YSU unit (CN205
connector) and pin numbers 22, 24, 47, and 49 of YSU unit (CN206
connector)
YSU Unit or
connection cable
failure
(1)Reset the alarm.
(2)If the alarm occurs again after confirming the wiring, execute the following
contents. Save the CMOS.BIN before replacing the YSU unit to be safe.
·Replacement of YSU unit
·Replacement of connection cable
Alarm
Number
Alarm Name
Sub
Code
Meaning
Cause
Remedy