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6 Data from host is not printed normally.
6
Set DIP switch 1–1 to OFF.
Send data from host to printer.
(*)
Is "?" printed?
No
Does
interface
cable match
specifications?
Yes
Is
interface PCB
connected to the
main PCB
firmly?
Yes
Replace interface PCB.
OK?
No
Replace printer
mechanism assembly
End
Yes
Are serial
interface parameters
set to identical values at
host and printer?
No
Replace with a proper cable.
No
No
Connect the interface
PCB firmly.
No
Yes
End
— 75
No
Make settings identical.
Yes
No
OK?
(*) Dotted line indicates
the process of checking
Yes
problems for the serial
End
interface.
OK?
Yes
End
—
OK?
Yes
End
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Table of Contents
Troubleshooting
