ADC Broadband System manual 52

© Backplane Chassis Broadband Soneplex .2-501 Figure

-48 A			PORT 2	PORT 3
			RS-232	RS-232
-48 B			DTE	DTE
RTN A	ALARM
				J-29		J-30
RTN B	NO ------- ---- C -----/----- NC	HSKP IN
FRAME GND	CR VIS	-1-			1	1
			PORT 1		2	2
	CR AUD	-2-
			RS-422		3	3
	MJ VIS	-3-
	MJ AUD	-4-	+		4	4
	MN VIS	-5-			5	5
	MN AUD	-6-	- RX
					6	6
SHIELD	RMT	-7-	+ TX	ACO
GND	ACO	-8-			7	7
			-	IN	8	8

7-3	7-1	6-3	6-1	5-3	5-1	4-3	4-1	3-3	3-1	2-3
T	T	T	T	T	T	T	T	T	T	T
L1	L1	L1	L1	L1	L1	L1	L1	L1	L1	L1
R	R	R	R	R	R	R	R	R	R	R
T1	T1	T1	T1	T1	T1	T1	T1	T1	T1	T1
L2	L2	L2	L2	L2	L2	L2	L2	L2	L2	L2
R1	R1	R1	R1	R1	R1	R1	R1	R1	R1	R1
T	T	T	T	T	T	T	T	T	T	T
L1	L1	L1	L1	L1	L1	L1	L1	L1	L1	L1
R	R	R	R	R	R	R	R	R	R	R
T1	T1	T1	T1	T1	T1	T1	T1	T1	T1	T1
L2	L2	L2	L2	L2	L2	L2	L2	L2	L2	L2
R1	R1	R1	R1	R1	R1	R1	R1	R1	R1	R1
7-4	7-2	6-4	6-2	5-4	5-2	4-4	4-2	3-4	3-2	2-4

PORT 4

RS-422

+
-	RX
+	TX
-
2-1	1-3	1-1
T	T	T
L1	L1	L1
R	R	R
T1	T1	T1
L2	L2	L2
R1	R1	R1
T	T	T
L1	L1	L1
R	R	R
T1	T1	T1
L2	L2	L2
R1	R1	R1
2-2	1-4	1-2
DS1	BITS	BITS
REF	PRI	SEC

TX

STS - 1/DS3

RX

29-2 .Inc Telecommunications, ADC 2000,

2 - 4

SHIELD GROUND
(6 PLACES)	1782-C