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CHAPTER 9: DIP-Switch Settings
9. DIP-Switch Settings
9.1 Introduction
There are several DIP-Switch options on the Series II Modem’s printed
circuit (PC) board. The DIP-Switches are accessible through a cut-out
on the side of the modem. This chapter explains the Modem printed-
circuit board options. Sixteen DIP-Switch settings and the modem's
speaker volume control are explained in detail, including all default
settings.
Figure 9-1. Series II Modem 336 (MD1641A) PC Board
OPEN
1 2 3 4 5 6 7 8 9 10 11 12
OPEN
13 14 15 16
FRONT
16-position DIP switch
LEDs
Voice/Data
switch with
Answ/Orig
Power switch
Power jack
RS/232/V.24
connector
Volume knob
Line jack
Phone jack
Speaker
REAR