Telephone
Network
Outlet
Plantronics Telephone
Interface Cable
Interquartz
IQ750 9V Adaptor
Interquartz EHS Cable
CS510, CS520, CS530, CS540 Series & OLI Connection Diagram for IQ750EHS
IQ750EHS
07 March 2012
Mains
Power
Outlet
Interquartz
Line Cord
Interquartz Cable
Plantronics Cable
Plantronics
Base Power Supply
Mains
Power
Outlet
OLI
CS510, CS520,
CS530, CS540 Series
Set Volume Slider to
Recommended Setting Position
as shown
- VOLUME +
Step 3
Set Headset Polarity Switch to "P"
Reversed headset
polarity
Normal headset
polarity
Step 1
HEADSET
MIC ADJUST
Step 2
Set Headset Mic Adjust Control
fully clockwise to Recommended
Setting Position as shown
Set Configuration Switch to "A"
Step 4
Set Desk Phone Speaking Volume
to "3" and Desk Phone Listening
Volume to "3"
Step 5
A
B
C
D
E
F
G
1 4
2 3
1
4
5
6
2
3