Plantronics APC-42 Savi CS500 EHS Cable for Cisco IP Phones
P/N 38350-12
This is the Plantronics CS500 and Savi series APC-42 (replaces APC-41) Electronic Hookswitch (EHS) cable for Cisco IP Phones - communicates electronically with the phone, eliminating the need for old mechanical HL10. the APC-42 is only compatible with these Plantronics wireless headset models:
Plantronics CS510, CS520, CS530, CS540, Savi WO100, WO200, WO300, WO350, W710, W720, W730, W740, W745.
APC-42 is exactly the same as previous APC-41, except it's now compatible with Cisco 6945
This EHS adapter only works with the following Cisco IP phones:
Cisco 6945, 7821, 7841, 7861, 7942G, 7945G, 7962G, 7965G, 7975G, 8811, 8841, 8851, 8961, 8961, 9951, 9971
If you have Cisco IP 8961 9951 9971, you need the APU-71 instead
If you have Cisco 8941, 8945, 8945G use Plantronics APC-82 instead
Note: Do not order this part if you don't have the listed Cisco phone models
Cisco phone software requirements
Cisco phone setup
Enabling Cisco wireless headset EHS hookswitch control:
Access
the server administrator with a browser. Select Device>Phone
through the drop down menus. Click "Find" with no selection criteria to
obtain a list of all phones
Open the desired phone. Scroll down to
"Wireless Headset Hookswitch Control" Set to "Enabled" Click "Apply".
Wait for the dialog box to appear, then reset the phone by clicking the
reset button.
If your Cisco phone is equipped with the Cisco 7914, 7915, 7916 expansion module: