Grass Valley VM 3000 System Controllers v.7.4 User Manual

Page 119

Hardware Installation

2−47

VM 3000 Installation and Operating Manual

One segment:
185 m (607 ft) max.
30 nodes max

Figure 2−55. 10Base2 LAN specifications

Note 1: The individual sections that make up
the thin net cable (those pieces of cable that
run between adjacent nodes) must be at least
0.5 m (20 inches) long.

Note 2: Hewlett−Packard recommends avoid-
ing cable sections that are multiples of 5 me-
ters. Especially avoid sections with a length
of:

Meters

Feet

16.4

32.8

49.2

65.6

Note 3: Grass Valley recommends that each
cable segment be a multiple of 0.5 meter in
length (except for the lengths described in
Note 2).

Note 4: All BNC Tees must be equipped with
insulating covers. See Figure 2−57.

See page 2−46 for additional guidelines.

Ungrounded
50−ohm terminator

BNC T

Repeater/bridge

See notes

BNC T with insulating
cover must be directly
on panel

Controller board (such as

VM 3000 Control Processor)

Additional
segment

File Server

(see page 2−43)

ÎÎ

ÎÎÎ

Media converter/

switch

10/100BaseT

LAN

10Base2

LAN

This manual is related to the following products:

SI 3000 System Controllers v.7.4 CM 4000 Control Module v.7.4