HP 9050 CE Handbook page 29

9000 series 500
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9050 Diagnostics 5-11
MEDIA/DE!.IICE NOT READY: SELECT CODE NN -
While loading. The media (Volume) was removed
from the device (e.g. a floppy disc was pulled out of a disc drive), the device went offline, or a
hardware problem caused the device to become "not ready".
UNRECo!.IERABLE DATA: SELECT CODE NN -
Part of the operating system is not readable. Possible
causes: media failure or mass storage device hardware failure.
END OF !.loLUME: SELECT CODE NN -
Attempt to address or read past the end of a volume. Possible
causes: corrupt system, media failure or mass storage device hardware failure.
CTRLR/UNIT FAULT: SELECT CODE NN -
Hardware passed initial self-test. However, It failed while
being used to load the operating system. Possible causes: computer (interface card) hardware
failure or mass storage device hardware failure.
Io TIMEOUT: SELECT CODE NN -
Mass storage device failed to respond fast enough while attempting
to load from it. Possible cause: computer hardware failure, mass storage device hardware failure, or
the media was removed during loading.
CS80 DEVICE: SELECT CODE NN -
Indicates a mass storage device hardware failure.
TAPE DE!.IICE: SELECT CODE NN
-Usually indicates a tape device (HP 7971A, HP 7974, HP 7978)
hardware failure. Can also indicate a failure on the HP 27110A HP-IB Interface. Tape errors
covered are: "Command Rejected", "Interface Busy", "Rewinding", "Tape Runaway", "Data
Timing Error", and "Command Parity Error".
HP I B CARD: SELECT CODE NN -
Transaction to the indicated HPIB interface card was terminated
due to a probable interface card failure.
SCM NOT FOUND. -
Indicates a computer hardware failure on the computer's System Control
Module.
BAD Io BUS: SELECT CODE NN -
Indicates a computer hardware failure on the computers first lOP,
or a bad SCM. The lOP does a write/read to the SCM during this test.
BAD NVM: SELECT CODE NN -
Indicates that Non-Volatile Memory failed its self-test. Possible cause:
SCM failure.
BAD RTC: SELECT CODE NN -
Indicates that the built in Real Time Clock is not operating correctly.

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