A number of Nikon cameras have a combined USB and AV connector that's proprietary. Here are the pinouts for these cables:
1 2 3 4 5 6 7 8
- Pin 8 — USB-VCC (+5v), corresponds to USB pin 1
- Pin 7 — USB D- (Data-), corresponds to USB pin 2
- Pin 6 — Right Audio Out
- Pin 5 — USB D+ (Data+), corresponds to USB pin 3
- Pin 4 — ZAV-Jack
- Pin 3 — Left Audio Out
- Pin 2 — Video Out
- Pin 1 — GND (Ground), corresponds to USB pin 4 (5 in 5-connector USB)
These pinouts are for the Nikon D3200, D3300, D3400, D3500, D5000, D5100, D5200, D5300, D5500, D5600, D600, D610, D750, and V1-V3 cameras. These pinouts are also used on numerous Coolpix models.
This information is not verified, nor it it certified by Nikon. Use at your own risk.