13. INPUT/OUTPUT OF DATA
B–63503EN–1/01
668
Number Message Description
001 TH PARITY ALARM TH alarm (A character with incorrect
parity was input).
Correct the tape.
002 TV PARITY ALARM TV alarm (The number of characters
in a block is odd). This alarm will be
generated only when the TV check is
effective.
085 COMMUNICATION ER-
ROR
When entering data in the memory by
using Reader / Puncher interface, an
overrun, parity or framing error was
generated. The number of bits of input
data or setting of baud rate or specifi-
cation No. of I/O unit is incorrect.
086 DR SIGNAL OFF When entering data in the memory by
using Reader / Puncher interface, the
ready signal (DR) of reader / puncher
was turned off.
Power supply of I/O unit is off or cable
is not connected or a P.C.B. is defec-
tive.
087 BUFFER OVERFLOW When entering data in the memory by
using Reader / Puncher interface,
though the read terminate command
is specified, input is not interrupted
after 10 characters read. I/O unit or
P.C.B. is defective.
233 DEVICE BUSY When an attempt was made to use a
unit such as that connected via the
RS–232–C interface, other users
were using it.
OPERATOR’S MANUAL (For Machining
Center) (B–63514EN)
DATA INPUT/OUTPUT
OPERATOR’S MANUAL (For Lathe)
(B–63504EN)
DATA INPUT/OUTPUT
Alarm and message
Reference item