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The monitor goes dark after a few minutes.
m Screen dimming may be turned on. Move the pointer to restore the screen’s
brightness. You can change the interval before screen dimming takes effect
in the PowerBook control panel.
The computer freezes when screen dimming takes effect.
m Screen dimming does not work with some programs. Open the PowerBook
control panel and turn off screen dimming.
There is wavy or jittery interference on the external monitor.
m This interference may be generated by a magnetic field. If the monitor is
near another piece of equipment (such as a TV, speakers, or another
monitor), move the monitor away from the equipment.
Printers
The computer can’t find the printer.
m Make sure the printer is connected and turned on.
IMPORTANT
Make sure that all equipment is turned off before connecting or
disconnecting cables.
m The printer may not be selected in the Chooser. Open the Chooser and
select the printer you want to use. If the printer is connected to a port,
make sure the correct port is selected.
m Reset the parameter RAM. (See “The Computer Makes an Unusual Sound
at Startup” 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.
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Tips and Troubleshooting