YASKAWA MOTOMAN DX100, Руководство по обслуживанию, Страница: 365 / 729

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2 There is the EAXA board for
display of the 7 segment
LED(DS1) of EAXA board is not
"d" (on-line process). Connection failure (1)Turn the power OFF then back ON.
(2)If the alarm occurs again, check the connection of the following
communication cables.
· The communication cable between EAXA board (CN518 connector) and
YSU unit (CN202 connector)
(3)After confirmation of the communication cable connection, and then if the
alarm occurred again, replace the communication cable below.
· The communication cable between EAXA board (CN518 connector) and
YSU unit (CN202 connector)
YSU unit failure (1)Turn the power OFF then back ON.
(2)After replacement the communication cable, and then if the alarm
occurred again, replace the YSU unit. Save the CMOS.BIN before replace
the YSU unit to be safe.
EAXA board failure (1)Turn the power OFF then back ON.
(2)After replacement the YSU unit, and then if the alarm occurred again,
replace the EAXA board. Save the CMOS.BIN before replace the EAXA
board to be safe.
1819 M-SAFETY SLAVE
UNDEFINED(CPU
2) 0 Setting error Correct the set value in maintenance mode.
1820 M-SAFETY
POWER VOLT
ERROR(CPU1) 0000
_
1101 CPU2 detected the 3.3V over
voltage in the CPU1. Blown fuse (1)Turn the power OFF then back ON.
(2)If the alarm occurs again, check the followings.
7 segment LED (DS1 orDS2) of YSU unit is turned OFF: Replace the
fuse(F3/F4) in YSU unit board.
Alarm
Number
Alarm Name Sub
Code
Meaning Cause Remedy