User`s guide

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Appendix C: Troubleshooting
General operating problems
Symptom: You turn on the Power Switch, but the power does not come on.
Possible cause 1: Loose power cord or AC adaptor.
Solution: Firmly reinsert the mains power cable into PLEXTALK and ensure that the AC
adaptor is firmly inserted.
Possible cause 2: Key Lock is On.
Solution: Turn off the key lock.
Symptom: The power is on, but PLEXTALK does not operate.
Possible cause: Key Lock is On.
Solution: Turn off the key lock.
Symptom: PLEXTALK will not shut down and no keys can be operated.
Possible cause 1: Key Lock is On.
Solution: Turn off the key lock.
Possible cause 2: Unknown error.
Solution: Turn the Key Lock on and then press and hold down the Power key for more
than 10 seconds. If this does not work, remove the AC Adaptor and Battery from the unit
and then reinsert them.
Symptom: Cannot record to an SD card.
Possible cause 1: Fault with the input.
Solution: Check the input source and then correct the input setting.
Possible cause 2: There is no available space on the SD card.
Solution: Either delete some unnecessary contents from the current SD card or insert a
different SD card with sufficient space.
Possible cause 3: The SD card is locked.
Solution: Remove the SD card in the correct way, switch the lock to the "Unlocked"
position and reinsert it into PLEXTALK.
Symptom: The recording level cannot be adjusted.
Possible cause: You have the Auto Gain Control turned on.
Solution: Turn the Auto Gain Control off in the "Recording settings" menu.
Symptom: There is no voice guidance.
Possible cause 1: The volume has been set to '0'.
Solution: Increase the volume so that the guide speech can be heard.