Canon BJC-55 Series, Сервисный бюллетень

Страница: 191 / 249

<Symptom>
• No printing
• An unspecified font is used to print characters.
• Text is printed in an unspecified color.
<Cause>
The printer driver is set incorrectly.
The interface cable is defective.
The control board is defective. (Printer)
<Measure>
5-29
BJC-50
Part 5: Maintenance
7. Faulty Interface
Do transmitted
data and received
data match?
Yes
Are all settings
correct?
No
Check the settings of
the host computer and
printer.
•
Emulation
•
Printer driver setting
•
Font
1. Replace the interface
cable.
Replace the control
board.
Yes
(Normal)
No
END
2. Replace the control
board.
Correct settings.
Set the printer to dump
mode. Send data from
the host computer and
print it.
Is the test
result good?
No
•
Put the printer off-line
and do a test print.
Yes
(Correct)
Do a Demonstration pattern print.
Hold down the POWER button until the beeper sounds once and
manual feed a sheet of paper. Press the RESUME button to print
out the Demonstration pattern print.
Do a dump mode test print.
Hold down the POWER button until the beeper sounds 5 times and
manual feed a sheet of paper. The printer stands by for data
transmission from the host computer.
The interface connector or ASIC is defective.