Sony UP-DR150 - Manual (Page 28)

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Precautions
28
In such a case, clean the thermal head gently with a soft
cloth moistened with alcohol.
Caution
Since the thermal head is still very hot just after printing
is finished, be careful when cleaning it.
If you use the printer in a high or low
temperature
You should be very careful when you use the printer in
cold or hot places.
The operating temperature range at which the
performance of the printer is guaranteed is between 5°C
and 35°C.
You may need to adjust the position of the thermal head
in order to accommodate the printer to the environment
in which you use it.
When you make a lot of printouts of images
containing very dark portions in a high
temperature environment approaching 35°C
Adjust the position of the thermal head if the following
problems occur:
When you use the printer in a low temperature
environment approaching 5°C
Adjust the position of the thermal head if the following
problems occur:
To adjust the position of the thermal head
Thermal head adjustment mechanism plates are
provided at both ends of the thermal head.
When you adjust the position of the thermal head, adjust
both ends to the same position.
1
Insert the head of the screws driver into the groove
on the adjustment screw.
2
Turn the adjustment screw toward the T side or S
side by one notch according to the severity of the
problem until the protuberance locates at the proper
position and you hear a click.
3
Perform the same adjustment for the other side of
the thermal head repeating steps 1 and 2.
Problem Position of the thermal head
The printout has
shrunk. Move the position by one notch toward
the T side.
Whitish spots occur on
the dark portions of
the printout. Move the position by one notch toward
the S side.
Problem Position of the thermal head
The printout has
shrunk. Move the position by one notch toward
the T side.
Clean both ends of the thermal head gently
with a soft cloth moistened with alcohol.
Dark portions soak
into the light portions
of the printout. Move the position by one notch toward
the T side.
Problem Position of the thermal head
Right side
Protuberance
Left side
Protuberance