Siemens OPTIPOINT 500 - Manual (Page 21)

P31003-E8400-A100-3-7620
Service Manual
2-7
Product Description
Telephones
2.3.4 optiPoint 500 standard
Figure 2-4 optiPoint 500 standard
Controls Special Features
● 12 function keys with LEDs
● Full duplex speakerphone mode with
echo suppression for room adaptation
●
Tiltable alphanumeric LCD display with
2 lines and 24 characters per line.
● 3 dialog keys for interactive user prompts:
Yes, Back, and Continue
● 2 adjustable keys (plus/minus) for
– ringer volume
– ringer pitch
– handsfree quality
– alerting tone
– display contrast
●
Suitable for wall mounting
● USB 1.1 interface
● 1 adapter slot
● 1 interface for max. 2 key modules
– optiPoint 500 key module
– optiPoint 500 signature module
Table 2-4 Features of optiPoint 500 standard