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Chapter 7 Malfunction and Repair
This chapter introduces some probable problems and solutions for C5000.
7.1 Equipment and System Problems
Table7-1 Equipment and System Problems
Problems
Solutions
Device can’t start
Ensure the battery is correctly placed (see 2.1).
Change fully-charged battery.
Take off the battery and place again.
Touch-screen doesn’t
work
Clean the touch screen.
Recalibrate by the calibration procedure.
Restart the device
Screen fails to display
Check if the device is in standby status.
Restart the device.
Replace with fully-charged battery.
Keyboard doesn’t work
Check if the device is in standby status.
Restart the device.
Replace with fully-charged battery.
TF card can’t be identified
Check if the TF card is placed wrongly.
Check if the TF card is placed firmly.
Check if the TF card is damaged.
Restart the device.
Replace with fully-charged battery.
Battery can’t be recharged
Check if the adapter is damaged.
Check if the USB cable is damaged.
Check if the adapter is plugged into the socket (220V).
Check if the adapter is plugged firmly.
7.2 Scanning Problems
Table7-2 Scanning Problems
Problems
Solutions
Press “ scan” button but
no action
Check if the scanner head is damaged.
Check if the program is correct (please refer to DEMO for specific
codes).
