AT&T 555-230-894 manual S1A S1B S1C S2A, Switch Option Strap Position

Option Switch Settings

Table H-9. Option Switch Settings for 208BR Modem
Option				Switch
		Output
		Level
Description	Designation	dBm	S1A	S1B	S1C	S2A
Transmit Line	ZE*	-4	DOWN	UP	DOWN	UP
Signal Level
		Switch	Option Strap Position
Compromise	WU*	S2B	Up
Equalizer
		S2C	Up
(4-dB Slope)
Data Set Ready	YM	S3A	Up
(DSR) on for Analog
Loop Mode
Automatic Answer	YP*	S3B	Down
Transmitter	YD	S3C	Up
Externally Timed
		S4A**	Up
			Down*
		S4B**	Up
			Down*
RS-CS Interval of	(Customer	50	In
50 milliseconds	Switch)
RS-CS Interval of			Out
150 milliseconds

* Factory installed ** Down position must be selected

H-10September 1995 Issue 1