Sony COM-2 - Manual (Page 166)

COM-2.US.3-213-855-11(1)
1 1
Symptom Cause or corrective action
The unit is not turned off
by sliding the POWER/
HOLD switch.
 Do not attempt to turn off the unit while the start-up
screen is displayed. Turn off the unit after the start-up
screen is finished.
 The unit is connected to a computer using the USB
cable. Disconnect the USB cable.
 The system is still processing data. Wait a few minutes.
 Press the RESET button using the stylus to reboot the
unit ( page 15).
 Remove the battery and disconnect the AC adapter or
USB cable. Wait a few minutes, insert the battery, and
then plug the AC adapter in before turning on the unit
again.
The unit turns off
automatically.
 “Auto Power Off” is activated.
 The unit turns off when the rechargeable battery runs
down. Charge the rechargeable battery ( page 9, 12).
Display
Symptom Cause or corrective action
No screen is shown on the
display.
 “Auto Backlight Off” is activated. Press any button to
turn on the backlight.
The display suddenly goes
dark.
 “Auto Backlight Off” is activated. Press any button to
turn on the backlight.
The screen is frozen.  The POWER/HOLD switch is set to “HOLD.” Release
HOLD ( page 15).
 Slide the POWER/HOLD switch to the direction of the
arrow until the POWER indicator goes out. After you
turn off the power completely, turn it on again.
 Press the RESET button using the stylus to reboot the
unit ( page 15).
 Remove the battery and disconnect the AC adapter or
USB cable. Wait a few minutes, insert the battery, and
then plug the AC adapter in before turning on the unit
again.
Continued 
Troubleshooting
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