Siemens HiPath 1100 Service Manual page 109

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