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C H A P T E R 4 L O C AT I N G T H E P R O B L E M
USB symptoms
Symptom
Corrective Procedure
•
USB device does not function
1. Check that the USB device is detected in Windows Device
Manager.
2. Reinstall the USB device driver.
3. Replace the mainboard.
Peripheral-device symptoms
Symptom
Corrective Procedure
•
USB ports do not work
•
COM ports do not work
1. Reseat the I/O cable.
2. Reinstall the drivers.
3. Replace the mainboard.
Boot symptoms
Symptom
Corrective Procedure
•
System continually reboots on
power up
1. Restore the BIOS defaults.
2. Remove all I/O device drivers, then reinstall the drivers one
by one.
3. Reseat the SATA cable.
4. Reseat the memory card.
5. Reseat the power adapter.
6. Replace the mainboard.
Summary of Contents for PT-6212-EB
Page 1: ...All in one POS Terminal PT 6212 EB Service Manual...
Page 2: ......
Page 8: ...vi...
Page 45: ...37 4 When installation is completed click Finish...
Page 60: ...52 C H A P T E R 4 L O C AT I N G T H E P R O B L E M...
Page 72: ...64 C H A P T E R 5 R E P L A C I N G F I E L D R E P L A C E A B L E U N I T S F R U s...
Page 73: ...65 APPENDIX PART LIST AND SPECIFICATION Figure 6 1 Exploded diagram main parts...