Apple 550C Manual do Utilizador descarregar pdf (Página 49)

Troubleshooting Symptom Charts/Internal Modem - 24

Internal Modem

Internal modem

options do not appear

in CDEV

1 Verify that System is 7.1.1 or later.

2 Reseat modem card.

3 Replace modem card.

4 Replace motherboard.

Modem does not

respond properly to

AT command set

instructions

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.

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Apple 550C Manual do Utilizador Página 49