Brother HL-1230 EN - Manual (Page 67)

CHAPTER 4 OPTIONS
4-3
This printer can accept memory SIMM with the following
specifications:
Speed
60 nsec - 80 nsec
Pin type
72 pin
Height
25.4 mm (1.00”) or less
Output
32 bit or 36 bit
✏ Note
y Additional memory is useful and may be necessary if you are using the Page
Protection function.
(For HL-1440 users)
y The resident memory of HL-1440 printer is 2 MB, you need to expand the
printer memory by adding a SIMM to print at 1200 dpi.
(For HL-1470N users)
y You have to expand the printer memory by adding a SIMM to use the FTP/IPP
protocol.
✏ Note
The printer has only one slot for a SIMM upgrade. If you want to increase your
printer memory again after you have already installed a SIMM module in the slot,
you will need to remove the previously installed SIMM.