Siemens OPTIPOINT 500 - Manual (Page 18)

Product Description
P31003-E8400-A100-3-7620
2-4 Service Manual
Telephones
2.3 Telephones
2.3.1 optiPoint 500 entry
For stations at which a display is not required (e.g. lifts, entrance halls, etc.)
Figure 2-1 optiPoint 500 entry
Controls Connectivity
● 8 function keys with LEDs
● 2 adjustable keys (plus/minus) for
– ringer volume
– ringer pitch
– alerting tone
– open listening (not speakerphone mode)
● Suitable for wall mounting
no adapter slots
Table 2-1 Features of optiPoint 500 entry