Dell Vostro 330 (Early 2011) - Manual (Page 105)

Troubleshooting
30
Diagnostic Beep Codes
No POST with three beeps is accompanied by a blinking amber power LED. All
other beep codes will be accompanied by a solid white power LED. Refer to the
table below for each scenario.
Power LED Status B
e
e
p
Description Failure Coverage
1 BIOS ROM checksum in
progress or failure. BIOS
Chip
System board failure, covers
BIOS corruption or ROM error
2 No RAM Detected Memory failure
3 Chipset Error (North and
South Bridge Chipset, DMA/
IMR/Timer Error for Intel
platform); Chipset Error
System board Failure
Time-Of-Day Clock test
failure.
Gate A20 failure
Super I/O chip failure
Keyboard controller test
failure.
4 RAM Read/Write failure Memory failure
5 RTC Power Fail CMOS battery failure
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