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Troubleshooting
BIOS beep codes
When the ATX board powers on, several BIOS checkpoints generate an audible
‘beep’ code on failure, using the standard PC speaker.
Table 3: BIOS beep codes
Number
of beeps
Error message
Troubleshooting
1
Memory refresh timer error
Reseat the memory, or replace with known good modules.
2
Parity error
Reseat the memory, or replace with known good modules.
3
Main memory read/write test error
Reseat the memory, or replace with known good modules.
4
Motherboard timer not operational
Fatal error indicating a serious problem with the system. Contact your
Tektronix
fi
eld of
fi
ce.
5
Processor error
Fatal error indicating a serious problem with the system. Contact your
Tektronix
fi
eld of
fi
ce.
6
Keyboard controller BAT test error
Fatal error indicating a serious problem with the system. Contact your
Tektronix
fi
eld of
fi
ce.
7
General exception error
Fatal error indicating a serious problem with the system. Contact your
Tektronix
fi
eld of
fi
ce.
8
Display memory error
If the system video adapter is an add-in card, replace or reseat the video
adapter. If the video adapter is an integrated part of the system board, the
board might be faulty.
9
ROM checksum error
Fatal error indicating a serious problem with the system. Contact your
Tektronix
fi
eld of
fi
ce.
10
CMOS shutdown register read/write
error
Fatal error indicating a serious problem with the system. Contact your
Tektronix
fi
eld of
fi
ce.
11
Cache memory bad
Fatal error indicating a serious problem with the system. Contact your
Tektronix
fi
eld of
fi
ce.
DSA8300 Digital Serial Analyzer and Modules Service Manual
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