Epson LQ-850 User Manual

To install a font module, follow these steps:

1. Make sure the printer is turned off.

2. Open the font compartment cover. Inside the compartment are

two connectors labelled A and B.

3. Insert the font module securely into 

SLOT A or B so that the

arrow symbols on the font module and the slot are facing each
other. If you install only one font module, be sure to insert it
into