Option Adapters and Ports
Nur für den internen Gebrauch
P31003-E8400-A100-3-7620
5-6
Service Manual
optiPoint 500 acoustic adapter
Desk Microphone:
Pin assignment Headset: MW 8/8
The electrical values comply with FTZ 121TR9-5.
Pin assignment Floating contact: MW6/6
5.2.1
Electrical Requirements of the Headset
Input level -50 dBm:
-12 dBm PCM signal
Input resistance:
150k parallel with 220 nF in series with 36K
Sense lead to GND:
Internal microphone deactivated
Pin 1
Pin 2
Pin 3
Pin 4
Pin 5
Pin 6
Pin 7
Pin 8
TX
GND
TX_AUD
RX_AUD
RX_AUD
TX_AUD
-
RX_BUS
Pin 1
Pin 2
Pin 3
Pin 4
Pin 5
Pin 6
NA
ACT1
RING
RING
ACT2
NA
●
The electrical values comply with FTZ 121TR9-5
●
Audio transmission from one headset is routed to the other headset (recommended
by Plantronics).
●
The way in which this option interacts with the telephone and the CS is described by
the CorNet-TS layer 3 specification for Symphony.
The CS can detect a headset after it has been plugged into this option.
●
Microphone (Elektret interface):
Max. current:
≤
400
µ
A
Supply voltage:
5 V
±
10%
Series resistance:
5 k
Ω
±10%
●
Audio converter:
Impedance:
150
Ω
±10%
EBD:
13 dB±2.5dB
Summary of Contents for OPTIPOINT 500
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