AUsing FV Lock with the Built-in Flash

FV lock is only available with the built-in flash when TTL is selected for Custom Setting e3 (Flash cntrl for built-in flash, 0 331).

AUsing FV Lock with Optional Flash Units

FV lock is also available with optional flash units in TTL and (where supported) monitor pre-flash AA and monitor pre-flash A flash control

modes. Note that when commander mode is selected for Custom Setting e3 (Flash cntrl for built-in flash, 0 331), you will need to set

the flash control mode for the master or at least one remote group to TTL or AA.

AMetering

The metering areas for FV lock when using optional flash unit are as follows:

Flash unit

Flash mode

Metered area

 

i-TTL

6-mm circle in center of frame

Stand-alone flash unit

AA

Area metered by flash

 

exposure meter

 

 

Used with other flash

i-TTL

Entire frame

AA

 

units (Advanced

Area metered by flash

A (master

Wireless Lighting)

exposure meter

flash)

 

 

 

 

 

200