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BIOS Error Messages (continued)
Error Message
Memory Size Decreased
Memory Size Increased
Memory Size Changed
No Boot Device Available
Off Board Parity Error
On Board Parity Error
Parity Error
NVRAM / CMOS / PASSWORD
cleared by Jumper
<CTRL_N> Pressed
BIOS POST Beep Codes
The table below lists the POST error beep codes. Prior to system video initialization, the BIOS uses
these beep codes to inform users of error conditions. The beep code occurs only when a critical
error occurs or when the BIOS fails to boot to the operating system. Please note that not all error
conditions are supported by BIOS beep codes.
Table 8.
Beep Codes
Number of Beeps
1
2
3
4
5
6
7
8
9
10
11
Intel Server Board SE7320SP2 / SE7525GP2 User Guide
Explanation
Memory size has decreased since the last boot. If no memory was
removed, then memory may be bad.
Memory size has increased since the last boot. If no memory was
added, there may be a problem with the system.
Memory size has changed since the last boot. If no memory was
added or removed, then memory may be bad.
System did not find a device to boot.
A parity error occurred on an off-board card. This error is followed
by an address.
A parity error occurred in onboard memory. This error is followed
by an address.
A parity error occurred in onboard memory at an unknown
address.
NVRAM, CMOS, and passwords have been cleared. The system
should be powered down and the jumper removed.
CMOS is ignored and NVRAM is cleared. User must enter Setup.
Description
Refresh failure
Parity cannot be reset
First 64 Kb memory failure
Timer not operational
Processor failure (Reserved; not used)
8042 GateA20 cannot be toggled (memory failure or not present)
Exception interrupt error
Display memory R/W error
(Reserved; not used)
CMOS Shutdown register test error
Invalid BIOS (such as, POST module not found)
48
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