Gigabyte Technology

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BIOS beep codes

Unless otherwise indicated, source for all known codes is Gigabyte FAQ (though that text seems to have been copied and pasted from some other source).

code	meaning
1. AWARD BIOS
1 short beep	System normal
2 short beeps	CMOS Error
1 long beep and 1 short beep	Memory error
1 long beep and 2 short beeps	Graphic card error
1 long beep and 3 short beeps	AGP error
1 long beep and 9 short beeps	Memory Error
Continuous long beep	Memory not correctly installed
Continuous short beeps	Power supply unit failed
2. AMI BIOS
1 short beep	Memory Error
2 short beeps	Memory parity check error.
3 short beeps	basic memory 64K address check error
4 short beeps	Real Time Clock malfunction
5 short beeps	CPU error
6 short beeps	Keyboard error
7 short beeps	CPU interruption error
8 short beeps	Graphic card error
9 short beeps	Memory error
10 short beeps	CMOS error
11 short beeps	CPU cache memory malfunction
UNKNOWN BIOS
4 long beeps, 1 short beep	unknown
on-board LEDs light up, fan starts up; all go off after beep sequence; sequence repeats after a few seconds
3 beeps, pause, 8 beeps	CPU compatibility issue

Outlinks

Reference

• Wikipedia