User Guide

Nokia Customer Care Baseband Description and Troubleshooting
2115i/2116/2116i (RH-66)
Issue 1 03/2005 ©2005 Nokia Corporation Company Confidential Page 25
Pop-port Headset Detection
Accessory detection on the Pop-port is done digitally. The pins used for this accessory
detection are:
• Pin 2 (Charge GND)
• Pin 3 (ACI)
•Pin 4 (Vout)
Figure 17: Waveform showing Pop-port accessory detection