Sony UP-DF750 Setup And User's Manual page 41

Notes
• Before starting the following maintenance, be sure to
turn the unit off by pressing the 1ON/STANDBY
switch on the front panel.
• When cleaning the unit, do not exert strong pressure on
the platen rollers (black rollers), to prevent the
possibility of damage and uneven printing.
Replacing the cleaning roller
The supplied cleaning kit contains cleaning rollers (for
replacement) and cleaning sheets.
Proceed as follows to replace the cleaning roller with a new
one.
1
Pull the front cover lock lever toward you to open the
front cover.
2
Hold the left side of the cleaning roller and remove it
by sliding it toward the right.
Cleaning roller
3
Remove the packing film on the new cleaning roller
and attach the new cleaning roller.
Insert the right side of the cleaning roller and push it
toward the right. Then push the left side of the cleaning
roller until it is locked.
Notes
• Be careful not to scratch the surface of the cleaning
roller and not to drop it.
• Do not wipe the surface of the cleaning roller with
the supplied cleaning sheet.
4
Close the front cover completely.
If you continue with the cleaning of the thermal head,
it is not necessary to close the front cover. Go to step
2 of "Cleaning the thermal head" (on page 41).
Note
When you close the cover, be careful not to catch your
fingers or your hand with the front cover.
Cleaning the thermal head
Proceed as follows to perform the following cleaning tasks
with the supplied cleaning sheet.
1
Pull the front cover lock lever toward you to open the
front cover.
41
Precautions