Instruction manual

3–25Troubleshooting
Serial Interface Messages
Instruction Indication Yes No
1. a) Make a configuration
printout. (Ref.:
Setup Guide )
b) Verify that host and printer
serial interface configuration
settings match for:
— Baud Rate
— Data Bits
— Stop Bits
— Parity
Host and printer serial interface
parameters match.
Go to step 2 Set printer serial
interface
parameters to
match those of the
host. (Ref.:
Setup
Guide
)
2. Send a print job to the printer.
Job prints OK and no serial
interface fault messages
appear.
Return printer to
normal operation.
Replace the CMX
controller board.