Brother HL-1240 - Manual (Page 83)

CHAPTER 4 TROUBLESHOOTING
4-9
Error Message Action
SERIAL INTERFACE
OVERRUN ERROR
(HL-1250 Only)
•
Press the control panel button to resume printing.
•
If the error occurs again, the interface’s hardware may be
damaged. Please consult your dealer.
SERIAL INTERFACE INPUT
BUFFER OVERFLOW
(HL-1250 Only)
•
Press the control panel button to resume printing.
•
Check the communication parameter settings such as the
handshake protocols on both your computer and printer.
•
If the error occurs again, the interface hardware may be
damaged, consult your dealer.