Compaq 100B Maintenance & Service Guide 100B SFF PC - Page 92

POST Error Messages - cpu fan

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9 POST Error Messages This appendix lists the error messages and the various audible sequences that you may encounter during Power-On Self-Test (POST) or computer restart, the probable source of the problem, and steps you can take to resolve the error condition. POST Text Messages The section includes some text messages that may be encountered during POST. NOTE: The computer will beep once after a POST text message is displayed on the screen. Recommended actions in the following table are listed in the order in which they should be performed. WARNING! When the computer is plugged into an AC power source, voltage is always applied to the system board. To reduce the risk of personal injury from electrical shock and/or hot surfaces, be sure to disconnect the power cord from the wall outlet and allow the internal system components to cool before touching. Table 10-1 Numeric Codes and Text Messages Control panel message Default BIOS settings have been loaded due to BIOS update or checksum issue. Press Description BIOS has been updated or returned to default settings. to enter Setup. Otherwise, allow the PC to continue. ERROR: CPU Fan Has Failed. PC will automatically power down in a few seconds. CPU fan is not connected or may have malfunctioned. Service PC immediately to prevent damage to CPU. ERROR: System Fan Has Failed. Service PC to prevent damage to the system. Press F2 to System fan is not connected or may have malfunctioned. continue. ERROR: Unsupported CPU installed. PC will automatically power down in a few seconds. Recently installed CPU is not supported by the system. Recommended action Press F10 to enter Computer Setup and configure the system or ignore the message and accept the default settings. 1. Reseat the CPU fan. 2. Reseat the fan cable. 3. Replace the CPU fan. 1. Reseat the system fan. 2. Reseat the fan cable. 3. Replace the system fan. Install a CPU supported by your system. 84

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84
9
POST Error Messages
This appendix lists the error messages and the various audible sequences that you may encounter
during Power-On Self-Test (POST) or computer restart, the probable source of the problem, and
steps you can take to resolve the error condition.
POST Text Messages
The section includes some text messages that may be encountered during POST.
NOTE:
The computer will beep once after a POST text message is displayed on the screen.
Recommended actions in the following table are listed in the order in which they should be
performed.
WARNING!
When the computer is plugged into an AC power source, voltage is always applied to
the system board. To reduce the risk of personal injury from electrical shock and/or hot surfaces, be
sure to disconnect the power cord from the wall outlet and allow the internal system components to
cool before touching.
Table 10-1
Numeric Codes and Text Messages
Control panel message
Description
Recommended action
Default BIOS settings have been loaded due
to BIOS update or checksum issue. Press
<F10> to enter Setup. Otherwise, allow the
PC to continue.
ERROR: CPU Fan Has Failed. PC will
automatically power down in a few seconds.
Service PC immediately to prevent damage
to CPU.
ERROR: System Fan Has Failed. Service PC
to prevent damage to the system. Press F2 to
continue.
ERROR: Unsupported CPU installed. PC will
automatically power down in a few seconds.
BIOS has been updated or returned to
default settings.
CPU fan is not connected or may have
malfunctioned.
System fan is not connected or may have
malfunctioned.
Recently installed CPU is not supported by
the system.
Press F10 to enter Computer Setup and
configure the system or ignore the
message and accept the default
settings.
1.
Reseat the CPU fan.
2.
Reseat the fan cable.
3.
Replace the CPU fan.
1.
Reseat the system fan.
2.
Reseat the fan cable.
3.
Replace the system fan.
Install a CPU supported by your system.