Figure 10-16 Y Cable For Optipoint Acoustic Adapter; Table 10-1 Floating Contacts On The Optipoint Acoustic Adapter - Siemens HiPath 3000 Service Manual

wclient.fm
Workpoint Clients
optiPoint 500
The volume keys on the optiPoint terminal are used to adjust the volume level of the inter-
●
nal loudspeaker and any connected external loudspeaker. The volume of the external loud-
speaker can also be adjusted using the external amplifier.
Y cable
acoustic adapter
Figure 10-16 Y Cable for optiPoint acoustic adapter
Table 10-1 Floating contacts on the optiPoint acoustic adapter
Pin Assign-
ment
1 Free
2 "Busy" con-
tact
3
10-26
loudspeaker
4 1
microphone
–
Signals active telephone states:
handset lifted
●
Loudspeaker activated or headset active
●
These states can be displayed, for example, on external signaling equip-
ment (LED, relay, etc.) The signaling equipment must have its own power
supply.
The contact can be loaded with up to 5 W at 24 Vac or 60 Vdc.
Assignment of the MW4 connection sockets:
Pin
1 sense lead
2
3
4
Internal resistance: 0 Ω; 10 µF
Level (for PCM -20 dBm): -4.8 dBm (at volume level 8; 0.775
V = 0 dBm)
Sense lead to GND: int. loudspeaker deactivated; only active
for tone ringing.
Pin
1
2
3
4 sense lead
Input level -50 dBm: -12 dBm PCM signal
Input resistance: 150 kΩ parallel to 220 nF in series with 36
kΩ
Sense lead to GND: internal microphone deactivated.
Notes
HiPath 3000 V5.0, HiPath 5000 V5.0, Service Manual
Signal
NF+
Free
GND
Signal
+5V
GND
Free
P31003-H3550-S403-4-7620, 02/05