Siemens HiPath 1120 - Page 109

Service Manual
3-109
Modules
Entrance telephone
Table 3-39 Attribution of TFE-S contacts
Pin
No.
X3 terminal X4 terminal X5 terminal X1 jumper X2 jumper
1 AC (a wire) - Speaker (LS1) 2 and 3 = Zn
1 and 2 = 600
ohm
Ritto
2 and 3
Siedle
1 and 2
2 AC (b wire) + Speaker (LS2)
3 Contact of the
electic
latch(TUE)
Contact of the
bell (KLI)
Microphone
(MIC+)
4 Contact of the
electric
latch (TUE)
Contact of the
bell (KLI)
Microphone
(MIC-)