Chapter 2 options, Chapter 3 maintenance – Brother HL-1240 User Manual
Page 3

Optional Accessories and Supplies.......................... 2-1
The Lower Tray unit (For HL-1250 Only) .............. 2-2
How to use the SERIAL INTERFACE (RS-100M)
Connection (For HL-1250 Only) ............................ 2-3
How to select the RS-422A (Apple) or RS-232C (IBM) Serial
Interface (For HL-1250 Only) ...................................................2-4
How to set the Serial Interface Parameters................................2-5
How to connect the Serial Interface Cable ................................2-8
What is the Brother print server (NC-2010p) ........ 2-10
Features ....................................................................................2-10
How to add extra Memory (For HL-1250 Only) ... 2-11
How to install additional SIMM memory ...............................2-12
How to replace the Toner Cartridge......................... 3-3
How to replace the Drum Unit ................................ 3-9
How to clean the printer ........................................ 3-14
Cleaning the printer exterior....................................................3-14
Cleaning the printer interior and Drum Unit ...........................3-16