Apple PowerBook (Duo, 2300 Series) - Manual (Page 109)

m Make sure the printer is turned on. Some printers need to warm up for a
few minutes after you turn them on.
m The printer may be out of paper or may need attention. Check the printer
status lights and any messages on your screen.
m Open the Application menu. If the PrintMonitor program is there, choose it
and check for status messages.
m Reinstall your printer software.
m Reset the PRAM. (See “Resetting the Parameter RAM” in the section
“Problems Starting Up the Computer” earlier in this chapter for
instructions.) Then select the printer in the Chooser and try printing again.
SCSI equipment and SCSI disk mode
External SCSI equipment doesn’t work, or a hard disk icon does not appear on the
desktop.
m Check that all cables are connected securely, that the devices are plugged
into working outlets, and that the devices are turned on.
IMPORTANT Make sure that all equipment is turned off before connecting or
disconnecting cables.
m Make sure that you turn on SCSI equipment before you start up the
PowerBook.
m Check that each connected SCSI device has a unique ID number
between 1 and 6.
m Make sure that SCSI cable terminators are correctly positioned. Follow the
instructions in “Connecting SCSI Devices” in Chapter 3.
I can’t turn on the computer after connecting a SCSI device.
m Turn on the SCSI equipment first, and then turn on the computer.
When I start up using SCSI disk mode, the desktop appears.
m You cannot use your PowerBook in SCSI disk mode with password
protection turned on. Turn password protection off in the Password
Security control panel.
101 Tips and Troubleshooting