Apple Duo 270C manual Modem, If you have system problems

Modem

If you want to use an external modem with your PowerBook Duo System, connect the modem cable to the Duo MiniDock port marked with this icon: W

If your computer has an internal modem, select either Internal or External Modem in the PowerBook control panel before opening your telecommunications program.

If you have system problems

If your docked computer crashes (the screen goes blank or fills with gibberish) or freezes (the pointer doesn’t move and input devices don’t work), press the power button on the back of the minidock.

Pressing the power button erases any information you did not save, but it allows you to restart the system and continue working.

Power button

Removing the PowerBook Duo from the Duo MiniDock

nNo SCSI devices or external monitor—use Sleep: If you are not using any SCSI equipment or an external monitor, you can disconnect the PowerBook while the computer is in sleep.

nSCSI devices and/or monitor—use Shut Down: If you are using SCSI equipment or an external monitor, you must shut down the PowerBook and turn off any SCSI devices before disconnecting.

SImportant: Don’t attempt to disconnect anything if the PowerBook is still on. The computer will turn itself off, and you will lose information you did not save. S

Once the computer is in sleep or shut down, follow these steps:

1.Pull up on the lever at the top of the Duo MiniDock. You may need to pull up twice to release the lever completely.

2.Gently pull the PowerBook away from the minidock.

If you always plan to use your connected devices in the same location—at your desk, for example—you can leave everything in place and simply disconnect the PowerBook Duo from the minidock when you want to move the computer somewhere else.

250 Chapter 13: Building a PowerBook Duo System