2-13
BVW-55
ERROR-96 SY NV-RAM ERROR
(SY NV-RAM ERROR)
Description: The abnormal operation of an NV-RAM (IC120 on SY-272 board) for the
system control system was detected.
Sub error messages and Detecting conditions:
CURRENT SETUP: When the data error occurs in the setup menu current
memory area during the data write or read .
SETUP BANK1: When the data error occurs in the setup menu bank 1
memory area during the data write or read.
SETUP BANK2: When the data error occurs in the setup menu bank 2
memory area during the data write or read.
SETUP BANK3: When the data error occurs in the setup menu bank 3
memory area during the data write or read.
SETUP BANK4: When the data error occurs in the setup menu bank 4
memory area during the data write or read.
ID CODE: When the data error occurs in the ID code memory area
during the data write or read.
CALENDAR CLOCK: When the calendar/clock function was stopped.
Possible causes: . NV-RAM (IC120 on SY-272 board) trouble
. Address decoder (IC115 on SY-272 board) trouble
. Backup battery (BT101) inside NV-RAM is out of life
Protecting operations: When the error occurs in setting data of the setup menu, resets those data to the
factory settings.
When the error occurs in ID data, resets the data to 00 00 00 00.
When the error occurs at the calendar/clock function, resets the date and time
data to ’97 09 01 00 00 00 (Year, Month, Day, Hour, Minute, Second).
ERROR-97 SV NV-RAM ERROR
(SV NV-RAM)
Description: The abnormal operation of an NV-RAM (SV-206 board) for the servo system
was detected.
Detecting condition: When the checksum of NV-RAM data does not coincide during activation.
Sub error message: None
Possible cause: NV-RAM (IC112 on SV-206 board) trouble
Protecting operation: Enters the protection mode
2-2. Details of Error Messages