PRS-600.GB.4-153-621-14(1)
155
Troubleshooting
Screen
Symptom Cause or corrective action
It takes time for the
display to appear.
In a cold place such as outdoors
, it
may take time for the display to
appear.
This is due to the display
characteristics and not a malfunction.
The Reader
authorization/
deauthorization is
not possible with an
eBook store.
The Reader author
ization/
deauthorization is not possible with
eBook stores if “Device Lock” of the
Reader is set to “On.” Set it to “Off,”
then authorize/deauthorize the
Reader.
You cannot select
items even if you tap
the center of them.
Calibrate the touch screen from
“Calibrate Touch Screen” in the
“Advanced Settings” menu (
page
147
).
The screen is frozen.
Reset the Reader by pressing the
RESET button. Then, slide the
POWER switch to activate the
Reader again (
page 150
).
Continued