Control panel message
Description
Recommended action
800-Keyboard Error
Keyboard failure.
1.
Reconnect keyboard with computer
turned off.
2.
Check connector for bent or missing pins.
3.
Ensure that none of the keys are
depressed.
4.
Replace keyboard.
801-Keyboard or System Unit Error
Keyboard failure.
1.
Reconnect the keyboard with computer
turned off.
2.
Ensure that none of the keys are
depressed.
3.
Replace the keyboard.
4.
Replace the system board.
900-CPU Fan Not Detected
CPU fan is not connected or may have
malfunctioned.
1.
Reseat CPU fan.
2.
Reseat fan cable.
3.
Replace CPU fan.
901-Chassis, Rear Chassis, or Front Chassis Fan
not Detected
Chassis, rear chassis, or front chassis fan is not
connected or may have malfunctioned.
1.
Reseat chassis, rear chassis, or front
chassis fan.
2.
Reseat fan cable.
3.
Replace chassis, rear chassis, or front
chassis fan.
903-Computer Cover Has Been Removed Since
Last System Startup
N/A
904-SATA Cabling Error
One or more SATA devices are improperly
attached. For optimal performance, the SATA 0
and SATA 1 ports should be used for hard drives
before other ports.
Ensure SATA connectors are used in ascending
order. For one device, use SATA 0. For two
devices, use SATA 0 and SATA 1. For three
devices, use SATA 0, SATA 1, and SATA 2.
90B-Fan Failure
The system has detected that a cooling fan is
not operating correctly.
1.
Reseat fan.
2.
Reseat fan cable.
3.
Replace fan.
90D-System Temperature
Thermal shutdown occurred. The system BIOS
has detected your machine was previously shut
down to avoid overheating. Overheating may
occur if the cooling vents are blocked or the
operating temperature exceeds the system
specifications. The machine should return to
normal operation once the situation is resolved.
Make sure system has proper airflow.
90E-Power Supply Fan Not detected
Power supply fan is not connected or may have
malfunctioned.
1.
Reseat power supply fan.
2.
Reseat fan cable.
3.
Replace power supply fan.
910–Filter Warning
Airflow filter is dirty.
Replace the airflow filter.
POST error messages and diagnostic front panel LEDs and audible codes
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Содержание Z240 Small Form Factor
Страница 1: ...HP Z240 Workstation Maintenance and Service Guide ...
Страница 4: ...iv About this guide ...
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