Hardware alarm – Dascom LA550W User Guide User Manual
Page 111
User guide
Troubleshooting
103
Paper jam.
`
Eliminate the paper jam detect-
ed by the paper motion sensor.
For the procedure, see
or
`
Paper is too narrow. Use paper
with a width of at least 6.3“
(16 cm).
Top cover is open.
`
Close the top cover.
Internal hardware error.
`
Try switching off and on.
`
Check if changes to options
have been previously carried
out.
`
Note down the display mes-
sage. Contact your dealer.
Transmission error from computer
to printer via the optional serial
interface.
`
Compare the interface configu-
ration of your printer with the
settings of your computer (pro-
tocol), see
.
`
Check the cable, if necessary
replace it.
`
The cable exceeds the maxi-
mum allowed length, see
Transmission error (serial inter-
face).
`
Compare the format setting of
your printer with the setting of
your computer.
`
Check the permissible cable
length, see
`
See parity error.
Message
Possible cause
Corrective action
Paper Jam
Cover open
Hardware Alarm
Parity Error
Frame Error