How to install additional SIMM memory

The HL-1250 can also support a resolution of true 600 dpi and 1200 x 600 dpi under
Windows 95/98, Windows 3.1 and Windows NT 4.0 with the supplied printer
driver. We recommend you expand the printer memory to avoid any memory full
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 into the slot,
you will need to remove the previously installed SIMM first. For example, if you
had previously increased the printer memory from the standard 4MB to 12MB by
adding an 8MB SIMM and you wish to increase your total memory to 36 MB, you
need to remove the installed 8MB SIMM and install a new 32MB SIMM into the
How to install additional SIMM memory
To install the SIMM, follow these steps:

Turn off the power switch and unplug the AC cord from the AC outlet. Disconnect
the interface cable (printer cable) from the printer.
Fig. 2-5  Unplug the AC Cord and Disconnect the Interface Cable