Undetermined Problem (9552)



Undetermined Problem TP 700, 700C, 720, 720C (9552)

You are here because the diagnostic tests did not identify which adapter or device failed, the Devices List is incorrect or the system is inoperative.
Follow the procedures below (do not isolate FRUs that are known to be good).

Check the power supply that was being used at the time of the failure. (See 'Power Systems Checkout')
If the power supply is operating correctly, continue with the following procedure.
  1.  Power-off the computer.
  2.  Remove or disconnect one of the following devices or adapter.  (Do not isolate FRUs that are known to be good.)

    1.  Non-IBM devices
    2.  Modem, PC card, printer, mouse, or other external devices
    3.  Battery pack
    4.  Hard disk drive (removable disk drive)
    5.  IC DRAM card
    6.  Any adapter or device

      NOTE: Replacing the hard disk drive, an IC DRAM card,  or any adapter or device, might cause configuration errors.

  3.  Power-on the computer.
  4.  If the problem is not corrected, repeat steps 1 through 3  until you find the failing FRU or until all FRUs have been removed.
  5.  If all of the FRUs  listed have been removed and the problem  is not corrected, replace the following FRUs:

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