4. Replace the system
board.
---------------------------------------------------------------------------
602 - Diskette None Diskette in drive A 1. Replace the diskette.
Boot not bootable. 2. Replace the diskette
drive.
3. Replace the system
board.
---------------------------------------------------------------------------
605 - Diskette 2 Short Mismatch in drive Run Computer Setup.
Drive Error type.
---------------------------------------------------------------------------
610 - External None Switch 3 on the Verify switch 3 setting
storage device vertical circuit and change if necessary.
failure. board is set for
an external drive
but no tape or
diskette drive is
installed in the
expansion base.
----------------------------------------------
External storage 1. Turn on external
device not powered storage device and
up. reboot computer.
2. Check and/or replace
power and signal
cables for external
storage device.
===========================================================================
Message Beeps Probable Cause Recommended Action
===========================================================================
611 - Primary 2 Short Configuration Run Computer Setup.
Floppy Port error.
Address
Assignment
Conflict
---------------------------------------------------------------------------
612 - Secondary 2 Short Configuration Run Computer Setup.
Floppy Port error.
Address
Assignment
Conflict
---------------------------------------------------------------------------
702 - None Coprocessor error. Replace the processor
Coprocessor board.
Detection Error
---------------------------------------------------------------------------
702A - 2 Short Coprocessor error. Replace the processor
Coprocessor board.
Detection Error
---------------------------------------------------------------------------
703 - CMOS 2 Short Coprocessor or 1. Run the Configuration
Reports A configuration utility.
Coprocessor That error. 2. Replace the processor
Has Not Been board.
Detected by
POST
---------------------------------------------------------------------------
1125 - Internal 2 Short Defective internal 1. Run Computer Setup
Serial Port serial port. and check it.