A–8
www.hp.com
Troubleshooting Guide
POST Error Messages
920-Powered USB
card not detected.
Either USB card is
missing, USB card is
not powered, or USB
cable is not installed
The USB card is not
installed, the card’s
power cable is not
connected, or the
card’s data cable is not
connected.
1. Ensure that the USB card is installed
and properly seated.
2. Ensure that the card’s power cable is
properly connected.
3. Ensure that the card’s data cable is
properly connected.
1151-Serial
Port A Address
Conflict Detected
Both external and
internal serial ports are
assigned to COM1.
1. Remove any serial port expansion
cards.
2. Clear CMOS. (See
Appendix B,
“Password Security and Resetting
CMOS.”
)
3. Reconfigure card resources and/or
run Computer Setup or Windows
utilities.
1152-Serial Port B
Address Conflict
Detected
Both external and
internal serial ports are
assigned to COM2.
1. Remove any serial port expansion
cards.
2. Clear CMOS. (See
Appendix B,
“Password Security and Resetting
CMOS.”
)
3. Reconfigure card resources and/or
run Computer Setup or Windows
utilities.
1155-Serial Port
Address Conflict
Detected
Both external and
internal serial ports are
assigned to same IRQ.
1. Remove any serial port expansion
cards.
2. Clear CMOS. (See
Appendix B,
“Password Security and Resetting
CMOS.”
)
3. Reconfigure card resources and/or
run Computer Setup or
Windows utilities.
Numeric Codes and Text Messages
(Continued)
Code/Message
Probable Cause
Recommended Action
Summary of Contents for Rp5000 - Point of Sale System
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