User manual

Maintenance
33
Speed
This feature controls the fax transmission
speed at the start of a transmission. It is pre-set
to 9600 for optimum performance, but it can
sometimes help with overseas calls to change
the speed to 4800.
To change the speed
• Press the FUNCTION button until
the display shows
FAX SET UP.
• Press the START button until the display
shows
VARIOUS SETTINGS.
• Press the START button, display shows
TX SPEED: 9600.
• Press the
©
button to change display to
TX SPEED: 4800.
• Press the START button to confirm setting.
• Press the STOP button to return to standby.
Diagnostics
This feature allows an engineer to remotely
test your machine in the event of a problem.
Your DF450 is pre-set to Diagnostics: On.
To switch off diagnostics
• Press the FUNCTION button until
the display shows
INSTALLATION.
• Press the START button until the display
shows
DIAGNOSTICS.
• Press the START button; the display shows
REMOTE DIAG: ON.
• Press the
©
button to change display to
REMOTE DIAG: OFF.
• Press the START button to confirm setting.
• Press the STOP button to return to standby.
START
FUNCTION
START
FUNCTION