Alarm List
Alarm Number (0000 to 0999)
Alarm List-154
0802 FILE I/O ERROR 
(YCP21 CF)
YCP21 board failure (1)Turn the power OFF then back ON.
(2)If the alarm occurs again, replace the YCP21 board. Save the 
CMOS.BIN before replace the board to be safe.  Replace the YCP21 
board, and then remove the CF from the failure YCP21 board to insert 
it into the new YCP21 board.
YIF01 board failure (1)Turn the power OFF then back ON.
(2)If the alarm occurs again, replace the YIF01 board. Save the 
CMOS.BIN before replace the board to be safe. Replace the YIF01 
board, and then load the CMOS.BIN saved before alarm occurred.
other If the alarm occurs again, save the CMOS.BIN in maintenance mode, 
and then contact your Yaskawa representative about occurrence 
status (operating procedure).
0803 FILE ERROR An error occurred during the 
parameter of Manipulator 
Model (mecha.rom) loading.
YCP21 board failure (1)Turn the power OFF then back ON.
(2)If the alarm occurs again, replace the YCP21 board. Save the 
CMOS.BIN before replace the board to be safe.  Replace the YCP21 
board, and then remove the CF from the failure YCP21 board to insert 
it into the new YCP21 board.
YIF01 board failure (1)Turn the power OFF then back ON.
(2)If the alarm occurs again, replace the YIF01 board. Save the 
CMOS.BIN before replace the board to be safe. Replace the YIF01 
board, and then load the CMOS.BIN saved before alarm occurred.
other If the alarm occurs again, save the CMOS.BIN in maintenance mode, 
and then contact your Yaskawa representative about occurrence 
status (operating procedure).
0810 TOYOPUC ALLOC 
DEF ERROR
1 An error was found in the 
input/output direction data of 
allocation configuration.
Setting error (1)Check the following settings.
∙ Allocation configuration for the TOYOPUC
Connection failure (1)Turn the power OFF then back ON.
(2)If the alarm occurs again, check the connection and insertion of the 
following connector.
∙ The PCI connector of the TOYOPUC board
other If the alarm occurs again, save the CMOS.BIN in maintenance mode, 
and then contact your Yaskawa representative about occurrence 
status (operating procedure).
Alarm
Number
Alarm Name
Sub
Code
Meaning Cause Remedy