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USER’S GUIDE
4–2
Selecting the RS-422A (Apple) or RS-232C (IBM) Serial Interface
✒ Note
This section is only for printer models which have had the serial interface
installed.
☛☛ Caution
Be sure to select the serial interface type to match your computer as
follows:
• Select RS-422A(Apple) for Macintosh computers: because RS-422A
has been factory selected, if you are using a Macintosh computer, you
do not need to change the setting. You may skip this section.
• Select RS-232C(IBM) or RS-422A(Apple) for PCs that operate with
DOS or Windows.
If necessary, select the interface type as follow:
1. Make sure that the printer is in the off-line state.
2. Select the RS-422A(Apple) or RS-232C(IBM) interface by changing
the serial interface slide switch to the right for IBM(RS-232C) or to
the left side for Apple(RS-422A).
Fig. 4-2 Selecting the RS-422A (Apple)
or RS-232C (IBM) Serial Interface