AT&T 555-230-894 manual Table H-7 Option Switch Settings for 202SR Modem, Description Designation

202SR Modem Option Settings

Table H-7.	Option Switch Settings for 202SR Modem
					S4 Switch Contact Setting On Transmitter-Receiver
Option		Output	Without Reverse Channel										With Reverse Channel
		level
Description	Designation	dBm	1	2	3	4	5	6		7	1		2	3	4	5	6	7
Transmit	ZO*	-4	X	X	X	X	X	X		X		X	X	X	X	X	X	X
Line Signal
Level
									S2 Switch Contact Setting On
		Soft									Transmitter-Receiver
		Turnoff		Squelch			1	2		3		4	5	6	7	8	9	0
Soft Turnoff	R*	24		156			--	X		X		--	--	--	--	O	--	O
and		milli-	milliseconds
Squelch		seconds
Intervals
Fast Carrier	N*	Out (23 milliseconds)					--	--		--		--	--	--	X	--	--	--
Detection
Clear to	G*	180 milliseconds					--	--		--		X	X	--	--	--	--	--
Send
Interval
Automatic	B*		In				X	--		--		--	--	--	--	--	--	--
Answer
Local Copy	ZB*		Out				--	--		--		--	--	X	--	--	--	--
on Primary
Channel
Condition	YI		On				--	--		--		--	--	--	--	--	X	--
of Country
Code (Data
Set Ready)
During
Analog
Loopback
										S3 Switch Contact Setting
							1	2		3		4	5	6
Reverse	ZD*		Out				X	X		--		--	--	--
Channel

X =Contact closed

--= Contact not applicable

O = Contact open

* = Factory furnished

Continued on next page

September 1995 Issue 1 H-7