AT&T DataPort PCX Modem Guia do Utilizador descarregar pdf (Página 20)

Internal Modem Installation

3-5

Issue 3 October 1995

Table 3-1. COM Port and Interrupt Settings

COMPort/IRQ

Address Pos 1 Pos 2 Pos 3 Pos 4 Pos 5 Pos 6

COM1/IRQ4 3F8-3FF ON ON Off Off ON Off

COM2/IRQ3 2F8-2FF Off ON Off ON Off Off

COM3/IRQ4 3E8-3EF ON Off Off Off ON Off

COM4/IRQ3 2E8-2EF Off Off Off ON Off Off

COM3/IRQ2 3E8-3EF ON Off ON Off Off Off

COM4/IRQ2 2E8-2EF Off Off ON Off Off Off

COM3/IRQ5 3E8-3EF ON Off Off Off Off ON

COM4/IRQ5 2E8-2EF Off Off Off Off Off ON

Bold indicates factory setting.

7. Carefully insert the modem card into the expansion slot

and fasten the metal bracket.

Hold the modem so that the bracket with the phone jacks

faces the rear of the PC. Press down until the contacts along

the bottom edge of the modem are seated firmly in the

expansion slot connector. Fasten the bracket with the screw

that was removed in Step 3.

8. Replace the cover on the PC.

9. Connect the line cord. See Figure 3-2. Plug one end of the

modular telephone cord into the connector labeled LINE.

10. Connect a telephone. Plug the line cord of your telephone

into the modular connector labeled PHONE. A telephone is

not required for modem operation.

11. Plug in and turn on your PC and continue with

Chapter 4,

Testing Your Modem

, to verify your

installation.

WARNING:

In the future, any time you remove the cover of your PC, first

ensure that the telephone line cord has been detached from

the modem.

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AT&T DataPort PCX Modem Guia do Utilizador Página 20