
18
USB Symptoms
Symptom
Corrective Procedure
•
USB device does not function
•
Check that the USB device is detected in Windows Device
Manager.
•
Reinstall the USB device driver.
•
Replace the mainboard.
Peripheral-Device Symptoms
Symptom
Corrective Procedure
•
USB ports do not work
•
COM ports do not work
•
Reseat the I/O cable.
•
Reinstall the drivers.
•
Replace the mainboard.
Boot Symptoms
Symptom
Corrective Procedure
•
System continually reboots on
power up
•
Restore the BIOS defaults.
•
Remove all I/O device drivers, then reinstall the drivers
one by one.
•
Reseat the SATA cable.
•
Reseat the memory card.
•
Reseat the power adapter.
•
Replace the mainboard.
Summary of Contents for SP-2500 Series
Page 1: ...POS Terminal SP 2500 Series Service Manual...
Page 8: ...8...
Page 14: ...14...
Page 21: ...21 5 Remove four screws securing the HDD to its tray...
Page 23: ...23 4 Remove speaker cable 5 Pull out the mainboard bracket...
Page 28: ...28 6 Hook front screen to the arm 7 Secure the front screen with two screws...
Page 32: ...32 3 Install the Fingerprint 4 Secure the Fingerprint cover on the screen...