Vanguard Managed Solutions 650 Cable Clearance, Air Circulation, ISDN Cable, Data 1 and Data

Cabling the 650 Series

	Caution
	All Vanguard 650 Series devices should be used in environments designed for
	computers and electronic equipment. In areas susceptible to lightning, take
	precautions to prevent damage to electronic equipment. Contact your telephone
	company, an electronic accessories vendor, or Hydro Electric operator for
	information on lightning protection equipment. Customers experiencing problems
	caused by surges from lightning have eliminated such problems by installing
	appropriate surge suppressors on power and data lines connected to Vanguard 650
	Series devices.
Cable Clearance/
	To avoid overheating the unit’s circuitry, you should never place anything on top of
Air Circulation	the unit. It is also recommended that you leave at least 1 inch (2.5 cm) of clearance in
	front of the front panel to allow you to see the unit’s LEDs, and allow at least 2
	inches (5 cm) in back of the unit for interfacing cable clearance.
ISDN Cable
	An RJ-11 ISDN cable is supplied with your Vanguard 650 Series. The pinouts for the
	cable are given in the “ISDN Cable Description” section of Appendix A,
	Specifications. The cable is available for the U interface (RJ11) or the S/T interface
	(RJ45), and the part numbers for the cables are U:61766-02 and S/T:61545-01,
	respectively.
Data 1 and Data 2
	The Data 1 port is an RJ45 connector that can be used for a partial EIA 232 or Async
	modem connection (on the 652/654) or a partial EIA 232 Sync/Async connection
	(on the 651/653).
	The Data 2 port is a DB25 connector, which is an EIA 232 connection on both units.
	Data 2 is also used as the physical CTP interface connector to the PC, Macintosh, or
	workstation.
	The pinouts for the cables used for Data 1 and Data 2 are given in the “Data 1 and
	Data 2 Cable Descriptions” of Appendix A, Specifications.
CTP Cable
	Optional DB25 (male) to DB9 (male) OR RJ45 to DB25 cables, for access to the
	Control Terminal Port, are available. The serial ports on most personal computers
	require DB9 connectors.

Installing 650 Series Hardware 2-5