Apple 550C Manual do Utilizador descarregar pdf (Página 50)

Troubleshooting Symptom Charts/Internal Modem

(Continued)

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Internal Modem

(Continued)

Strange mix of

characters appears

on screen

1 Verify that baud rate and data format settings of

communications application are compatible with internal

modem and remote modem.

2 Check phone cord connection and operation.

3 Verify that System is 7.1.1 or later.

4 Reseat modem card.

5 Replace modem card.

6 Replace daughterboard.

7 Replace motherboard.

Modem interferes

with system sound

1 Reseat modem card.

2 Replace modem card.

3 Replace interconnect board.

4 Replace motherboard.

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Apple 550C Manual do Utilizador Página 50