
APPENDIXB. ALARM LIST
B–63325EN/03
464
Number ContentsMessage
SR0807 PARAMETER SETTING ERROR An I/O interface option that has not yet been added on was specified.
The external I/O device and baud rate, stop bit and protocol selection
settings are erroneous.
SR0808 DEVICE DOUBLE OPENED An attempt was made to open a device that is being accessed.
SR0820 DR OFF (1) The data set ready input signal DR of the I/O device connected to
reader/punch interface 1 turned OFF.
SR0822 OVERRUN ERROR (1) The next character was received from the I/O device connected to
reader/punch interface 1 before it could read a previously received
character.
SR0823 FRAMING ERROR (1) The stop bit of the character received from the I/O device connected to
reader/punch interface 1 was not detected.
SR0824 BUFFER OVERFLOW (1) The NC received more than 10 characters of data from the I/O device
connected to reader/punch interface 1 even though the NC sent a stop
code (DC3) during data reception.
SR0830 DR OFF (2) The data set ready input signal DR of the I/O device connected to
reader/punch interface 2 turned OFF.
SR0832 OVERRUN ERROR (2) The next character was received from the I/O device connected to
reader/punch interface 2 before it could read a previously received
character.
SR0833 FRAMING ERROR (2) The stop bit of the character received from the I/O device connected to
reader/punch interface 2 was not detected.
SR0834 BUFFER OVERFLOW (2) The NC received more than 10 characters of data from the I/O device
connected to reader/punch interface 2 even though the NC sent a stop
code (DC3) during data reception.
SR0840 DR OFF (3) The data set ready input signal DR of the I/O device connected to
reader/punch interface 3 turned OFF.
SR0842 OVERRUN ERROR (3) The next character was received from the I/O device connected to
reader/punch interface 3 before it could read a previously received
character.
SR0843 FRAMING ERROR (3) The stop bit of the character received from the I/O device connected to
reader/punch interface 3 was not detected.
SR0844 BUFFER OVERFLOW (3) The NC received more than 10 characters of data from the I/O device
connected to reader/punch interface 3 even though the NC sent a stop
code (DC3) during data reception.
SR0850 DR OFF (4) The data set ready input signal DR of the I/O device connected to
reader/punch interface 4 turned OFF.
SR0852 OVERRUN ERROR (4) The next character was received from the I/O device connected to
reader/punch interface 4 before it could read a previously received
character.
SR0853 FRAMING ERROR (4) The stop bit of the character received from the I/O device connected to
reader/punch interface 4 was not detected.
SR0854 BUFFER OVERFLOW (4) The NC received more than 10 characters of data from the I/O device
connected to reader/punch interface 4 even though the NC sent a stop
code (DC3) during data reception.
SR0855 DATA SET READY DOWN (RMT–BUF) The data set ready signal of reader/punch interface 10 was turned off, or
the CD signal (RS–232C only) was turned off.