Nokia 6800 Series, 7000 Series Total Power Dissipation, DigiNet Ports, Specifications

Specifications		Chapter 2: DNH-6800 DigiNet Hub Module
Specifications
Total Power Dissipation
	Item	Specification
	Maximum (heavy traffic)	250 mA @ 6.5V
		(positive rail 1.50 W, negative rail 0.3 W,
		total 1.8 W)
	Minimum (no traffic)	75 mA @ -6.5V

DigiNet Ports

Item	Specification
Number	1 (named Channel 0)
Type	75￿￿BNC connector, unterminated
Location	Auxiliary input B
Number	8 (named Channel 1 through Channel 8)
Type	75￿￿BNC connector (with on-board
	termination)
Location	Backplane connector, Outputs 1 through 8
Network Protocol	LonTalk CSMA/CD with proprietary
	transceiver
Signaling	1.25 Mb/s, Manchester encoded
Levels	1 V
Return Loss	Channel 0:
	• 28 dB or better @ 2.5 MHz
	• 22 dB or better @ 5.0 MHz
	Channels 1-8:
	• 45 dB or better @ 2.5 MHz
	• 40 dB or better @ 5.0 MHz

6800/7000 Series - Distribution and Routing Products Installation and Opertion Manual 13