Troubleshooting

Symptom Charts/Internal Modem (Continued) - 28

You are using System 7.5 and two messages appear: “This Macintosh may not have been shut down properly” and “Incoming fax cannot be received because internal modem could not be identified...” Following the messages, the system “hangs.”

Internal Modem (Continued)

1Restart while holding down the Space bar. (This procedure will open Extensions Manager.)

Disable the PowerPort 500 control panel by removing the check mark.

Close the Extensions Manager window to complete startup.

Open the General Controls control panel and turn off the shutdown warning.

Open the Extensions Manager control panel and turn on the PowerPort 500 control panel.

Restart.

2Restart with extensions off and remove the GlobalFax files, GlobalFax Personal folders, and PowerPort 500 from the System folder.

Reinstall the Global Village software.

Move the GlobalFax addresses into a new folder.

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Apple 550C manual Internal Modem

550C specifications

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