Agilent Technologies J3916A manual Hssi Null Modem Cable, Signal Name From Pins Direction To Pins

Cables and Connectors

HSSI Null Modem Cable

HSSI Null Modem Cable

The following table shows the HSSI Null Modem pinout.

Signal Name	From Pins	Direction	To Pins	Signal Name
RT (Receive Timing)	2, 27	—>	9, 34	TT (Terminal Timing)
CA (DCE Available)	3, 28	—>	8, 33	TA (DTE Available)
RD (Receive Data)	4, 29	—>	11,36	SD (Send Data)
LC (Loopback C)	5, 30	—>	10, 35	LA (Loopback A)
ST (Send Timing)	6, 31	—>	6, 31	ST (Send Timing)
TA (DTE Available)	8, 33	—>	3, 28	CA (DCE Available)
TT	9, 34	—>	2, 27	RT (Receive Timing)
(Terminal Timing)
LA (Loopback A)	10, 35	—>	5, 30	LC (Loopback C)
SD (Send Data)	11, 36	—>	4, 29	RD (Receive Data)
GND (Ground)	1, 26, 7, 32, 13,		1, 26, 7, 32, 13,	GND (Ground)
	38, 19, 44, 25,		38, 19, 44, 25,
	50		50
Loopback (Not	12, 37		12, 37	Loopback
Connected)				(Not Connected)
Not Used	14–18, 20–24,		14–18, 20–24,	Not Used
	39–43, 45–49		39–43, 45–49

Table A-2: HSSI Null Modem Cable Pinout

116