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501 - Display 1 Long, Video display Replace the video
Adapter Failure 2 Short controller board.
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601 - Diskette None Diskette controller 1. Check and/or
Controller Error circuitry replace cables.
2. Replace the
system board.
---------------------------------------------------------------------------
602 - Diskette None Diskette in drive A Replace the
Boot not bootable diskette.
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605 - Diskette 2 Short Mismatch in drive Run Computer Setup.
Drive Error type
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611 - Primary 2 Short Configuration error Run Computer Setup.
Floppy Port
Address Assignment
Conflict
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612 - Secondary 2 Short Configuration error Run Computer Setup.
Floppy Port
Address Assignment
Conflict
---------------------------------------------------------------------------
702 - A None Configuration error Run Computer Setup.
Coprocessor Has
Been Detected That
Is Not Reported In
CMOS
---------------------------------------------------------------------------
703 - CMOS Reports 2 Short Configuration error Run Computer Setup.
a Coprocessor That
Has Not Been
Detected By POST
---------------------------------------------------------------------------
Message Beeps Probable Cause Recommended Action
---------------------------------------------------------------------------
1151 - COM Port 1 2 Short Both external and Run Computer Setup.
Address Assignment internal serial ports
Conflict are assigned to COM1
---------------------------------------------------------------------------
1152 - COM Port 2 2 Short Both external and Run Computer Setup.
Address Assignment internal serial ports
Conflict are assigned to COM2
---------------------------------------------------------------------------
1153 - COM Port 3 2 Short Both external and Run Computer Setup.
Address Assignment internal serial ports
Conflict are assigned to COM3
---------------------------------------------------------------------------
1154 - COM Port 4 2 Short Both external and Run Computer Setup.
Address Assignment internal serial ports
Conflict are assigned to COM4
---------------------------------------------------------------------------
1771 - Primary 2 Short Internal and external Run Computer Setup.
Disk Port Address hard drive
Assignment controllers are both
Conflict assigned to