Wiring – Aiphone Kb-3sd User Manual
Page 5
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Wiring Precautions
1. Use cable with a polyethylenel (PE) insulation. Coax-cable can not be used.
2. When using an existing cable otherthan 2-conductor parallel cable, terminate any unused pairs with a 120Q
4
WIRING --------------------------------------------------------------------------------------------------------
resistor.
Unused pair(s)
Master/sub station
Audio sub station
3. When system does not operator properly with existing cable, replace wires.
Sub station with monitor or audio only CAN NOT be homerun wired.
KB-3HRD
Room # setting
# 1
N/A
# 2
IDIi
IDll
ID2|
ID
2
I
#3
ID1
ID1
ID2|
ID
2
I
#4
IDIrl
ID
1
L
ID2
ID2
# 5
ID1
ID1
ID2
ID2
Short link
• Video impedance matching
SW1
A
Shipped in
A position.
When system has more than 2 sub-master stations, put all the SW1 to B
position except on last sub station.
A Do not use any vacant terminal for any other purpose.
B