Gira 1287 00 Operating Instructions Manual page 7

"Loop-through" solution
2
ET
2
ET
2
ET
ET = Floor-call button
WS = Home station
The "loop-through" solution has the advantage of not requir-
ing the installation of a video distributor should video compo-
nents be retrofitted at a later time.
WS 3
2
WS 2
2
WS 1
2
2
Control unit audio
Outdoor station
2
Door opener
7