“Error Number: *300” appears on the screen andprint job does not execute
This is a Macintosh error message where the * is replaced with a letter.

Make sure that the printer is switched on

Make sure that the printer power lit green. When the printer power light
is flashing green, the printer is warming up. Wait few moments for the
POWERlamp to stop flashing. The printer is ready when the green
flashing lamps lights green and remains on. If the POWERlamp does
not light, see page 128.

Check the printer and the interface cable

Check the printer status and the connection of the printer interface cable
connections. (128)

Check to see if the background printing is operating

properly

Follow this procedure to disable background printing and try to execute
the print job again.
1.
From the Apple menu, select the Chooser.
2.
Click the BJC-55 icon.
3.
Click the Backgrounding radio button off.
If you cannot execute background printing, correct this problem as soon
as possible. (143)
Macintosh
Macintosh
Macintosh
Macintosh
140 Chapter 6 Troubleshooting