Brother HL-2400C Service Manual page 618

OPERATION MANUAL
Note:
For detailed setup procedure of the External Fax Modem, refer to the user's guide
supplied with the External Fax Modem.
8. Turn on the External Fax Modem.
9. Turn on the printer.
!
Caution
Once installation is completed, be sure to turn on the External Fax Modem before turning
on the printer so that the printer recognizes the modem.
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