Nokia Customer Care
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
Issue 1 03/2005
©2005 Nokia Corporation
2115i/2116/2116i (RH-66)
Baseband Description and Troubleshooting
Company Confidential
Page 25