Toa TS-910 Series Installation - Manual (Page 44)

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• There is restriction on the number of the Bridge units that can be connected to one of the Expansion unit’s
Bridge unit connection terminals. (Refer to p. 42.)
Expansion unit TS-918
Bridge unit
TS-919B4
Bridge unit
TS-919B1
Conference unit TS-911/912/811/812
Coaxial cable
LAN cable (CAT-5)
BRIDGE UNIT
EXPANSION
TS-919B4
BRIDGE
1 2 3 4
BRIDGE UNIT
EXPANSION
TS-919B4
BRIDGE
1 2 3 4 1
TS-919B1
EXPANSION BRIDGE
BRIDGE UNIT
7.3. Wiring
7.3.1. Type of cable used
Connection Cable
Between the Central unit and the
Expansion unit
Coaxial cable Use one of the following types: RG-59/U, RG-6/U,
and RG-11/U.
Between the Expansion unit and
the Wired Conference units
LAN cable Use LAN cables that are compatible with UTP Category
5 (straight cable) or that can support transmission
speeds exceeding that of Category 5 cable.
Note
Cable lengths for the above wiring need not be adjusted as required in the case of the Infrared Transmitter/
Receiver unit.
7.3.2. Extendable cable distances
The extendable distance differs depending on whether or not a Distributor is used.
[When using the Distributor (Maximum cable distance: 100 m)]
Distance between the Central unit and each Wired Conference unit: 100 m* max.
* Total distance of coaxial cable and LAN cable.
There is no restriction on the ratio of the cable length between the two.
Central unit
TS-910
Bridge unit
TS-919B4
Bridge unit TS-919B1
Expansion unit TS-918
Maximum 100 m
Distributor YW-1022
(2 branches) or
YW-1024 (4 branches)
Coaxial cable
LAN cable (CAT-5)
Wired Conference unit
TS-911/912/811/812