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USB symptoms
53
USB symptoms
Boot symptoms
Peripheral-device symptoms
S
YMPTOM
C
ORRECTIVE
P
ROCEDURE
USB port does not function
1
Check that the USB port is detected in Windows Device
Manager.
2
Reinstall the USB driver.
3
Replace the I/O board.
4
Replace the motherboard.
S
YMPTOM
C
ORRECTIVE
P
ROCEDURE
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 IDE cable.
4
Reseat the memory card.
5
Replace the power supply.
6
Replace the I/O board.
7
Replace the motherboard.
S
YMPTOM
C
ORRECTIVE
P
ROCEDURE
USB ports don’t work
Parallel port doesn’t work
1
Reseat the I/O cable.
2
Reinstall the drivers.
3
Replace the I/O board.
4
Replace the motherboard.
Summary of Contents for PT-6900
Page 1: ...PT 6900 Service Manual...
Page 2: ......
Page 7: ...v List of Parts FRUs 92 Display Parts and Cables 94...
Page 8: ...vi...
Page 10: ...viii...
Page 16: ...6 Getting Started...
Page 38: ...28 BIOS Setup Utility...
Page 52: ...42 Installing Drivers and Software 5 When installation is completed click Finish...
Page 66: ...56 Locating the Problem...
Page 83: ...Replacing Parts 73 6 Remove the touch panel 7 Remove the waterproof seal...
Page 88: ...78 Replacing Field Replaceable Units FRUs...
Page 96: ...86 Appendix Optional Components Exploded Diagram and Parts List...
Page 106: ...96 Appendix Optional Components Exploded Diagram and Parts List...