HP 100B Maintenance & Serice Manual page 86

Table A-1 Numeric Codes and Text Messages (continued)
Control panel message
1805-Ambient Temperature Previously Over
Limit
2200-PMM Allocation Error during MEBx
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2201-MEBx Module did not checksum
correctly
78 Appendix A POST Error Messages
Description
This system was placed in a low power
state to prevent damage due to excessive
environmental temperature.
Memory error during POST execution of the
Management Engine (ME) BIOS Extensions
option ROM.
Memory error during POST execution of the
Management Engine (ME) BIOS Extensions
option ROM.
Recommended action
Make sure the system meets the HP
enclosure guidelines as listed in the
QuickSpecs, including the following:
1. Clean the air vents on the front, back,
or any other vented side of the
computer.
2. Ensure that there is a 10.2 cm (4 in)
clearance on all vented sides of the
computer to permit the required airflow.
3. Ensure that computers are not so near
each other that they are subject to
each other's re-circulated or preheated
air.
4. If the computer is within an enclosure,
ensure that there is proper intake and
exhaust ventilation for the enclosure.
1. Reboot the computer.
2. Unplug the power cord, re-seat the
memory modules, and reboot the
computer.
3. If the memory configuration was
recently changed, unplug the
computer, restore the original memory
configuration, and reboot the
computer.
4. If the error persists, replace the system
board.
1. Reboot the computer.
2. Unplug the power cord, re-seat the
memory modules, and reboot the
computer.
3. If the memory configuration was
recently changed, unplug the power
cord, restore the original memory
configuration, and reboot the
computer.
4. If the error persists, replace the system
board.