
APPENDIX
B–63505EN/02
A. ALARM LIST
319
Message Contents and solution
ER20 SYMBOL/COMMENT
DATA ERROR
Editing the symbol and comment was interrupted by the power off or by the switch to
the CNC screen by the function key etc.
(solution) Please edit symbol and comment once on PMC.
Or, please input symbol and comment again.
ER21 MESSAGE DATA ERROR Editing the message data was interrupted by the power off or the switch to the CNC
screen by the function key etc.
(solution) Please edit message data once on PMC.
Or, please input message data again.
ER22 PROGRAM NOTHING There is no sequence program
ER23 PLEASE TURN OFF
POWER
There is a change in setting LADDER MAX AREA SIZE etc.
(solution) Please restart the system to make the change effective.
ER25 SOFTWARE VERSION
ERROR (PMCAOPT)
The PMC–RB management software editions are inconsistent.
(solution) Contact FANUC.
ER26 SOFTWARE VERSION
ERROR (PMCAOPT)
The PMC–RB management software cannot be initialized.
(solution) Contact FANUC.
ER32 NO I/O DEVICE Any DI/DO unit of I/O Unit or the connection unit etc. is not connected. When built–in
I/O card is connected, this message is not displayed.
(solution) When built–in I/O card is used:
Please confirm whether the built–in I/O card is certainly connected with.
When I/O Link is used:
Please confirm whether the DI/DO units turning on. Or please confirm
the connection of the cable.
ER33 SLC ERROR The LSI for I/O Link is defective.
(solution) Please exchange the module of PMC engine.
ER34 SLC ERROR(xx) The communication with the DI/DO units of the xx group failed.
(solution) Please confirm the connection of the cable connected to the DI/DO
units of the xx group.
Please confirm whether the DI/DO units turned on earlier than CNC and
PMC. Or, please exchange the module of PMC engine on the DI/DO
units of the xx group
ER35 TOO MUCH OUTPUT
DATA IN GROUP(xx)
The number of the output data in the xx group exceeded the max. The data, which
exceed 32 bytes, become ineffective.
(solution) Please refer to the following for the number of the data for each group.
“FANUC I/O Unit to MODEL A Connection and Maintenance Manual”
(B–61813E)
“FANUC I/O Unit to MODEL B Connection Manual”(B–62163E)
ER36 TOO MUCH INPUT DATA
IN GROUP(xx)
The number of the input data in the xx group exceeded the max. The data, which
exceed 32 bytes, become ineffective.
(solution) Please refer to the following for the number of the data for each group.
“FANUC I/O Unit to MODEL A Connection and Maintenance Manual”
(B–61813E)
“FANUC I/O Unit to MODEL B Connection Manual”(B–62163E)
ER38 MAX SETTING OUTPUT
DATA OVER(xx)
The assignment data for a group exceeds 128 bytes.
(The assignment data of output side of xx group or later become ineffective.)
(solution) Please reduce the assignment data to 128 bytes or less for the number
of the output data of each group.
ER39 MAX SETTING INPUT
DATA OVER(xx)
The assignment data for a group exceeds 128 bytes.
(The assignment data of input side of xx group or later become infective.)
(Solution) Please reduce the assignment data to 128 bytes or less for the number
of the input data of each goup.