User Manual

Using Your VC-310C as a Wireless TTL Master

To set the VC-310C as a TTL master, follow these steps:

1. Make sure the ash mode is set to E-TTL.

2. Press and hold the Mode button for 3 seconds until the ash control mode is highlighted.

3. Press the right arrow repeatedly until the Master [

] icon appears on the right hand side of the LCD.

Setting up the groups (A/B) and channels (1–4):

You can set up to three different wireless slave groups. Groups A and B are set as a ratio of each other.

1. Press the F1 function button [GROUP] so groups A and B appear on the LCD. Now you can set the ratio

between these groups from 8:1 through 1:8.

ETTL

+0 7

1 3

A B

−

SYNC

FEB

0 CH1

Overview

1. A:B ratio

2. Groups

3. Group C exposure compensation

4. Channel

5. Flash control mode