NOTICEAlarm code
541

TAPE PUNCHER MIS-CONNECTED

What it means

This message implies incorrect cable connection between tape puncher or microdisk unit and the NC unit or implies a power-off state. In the case of microdisk unit, this message also implies incorrect setting of a floppy disk.

What to do
  1. 11.
  2. 2Check for correct cable connections.
  3. 32.
  4. 4Check if power is turned on.
  5. 53.
  6. 6In the case of microdisk unit, check if the floppy disk is correctly set.
Codebook — decoded
GError typeExternal I/O — external I/O unit malfunction
LStop statusOperation continued — machine still running
SClearingTap alarm clear button
Still faulted after these steps? Do not restart under load — ask the Mazatrol assistant.
Still stuck? Ask the Mazatrol assistant →