Sony HVL-F45RM Operating Instructions Manual page 37

Changing the settings
of individual receiver
units (RECEIVER SET)
You can press the MENU button
on the commander unit and
specify [RECEIVER SET] to
change the wireless group
setting and the flash coverage
(zoom) setting of individual
receiver units paired with the
commander unit.

Wireless connection status

Wireless group setting
You can select [A], [B], [C], [D],
[E], or [OFF].

Zoom setting
You can change the zoom
setting for the receiver unit.
Notes
To enable the commander unit to
change the settings of individual
receiver units, you need to press the
Fn button on each receiver unit and
select [ON] for [RCV REMOTE].
  
Notes on wireless
flash photography
with radio wireless
communications
• During photography with
off-camera flashes, P-TTL flash
metering is automatically used
instead of ADI metering.
• You can concurrently use up to
15 receiver units (off-camera
flashes).
• On the commander unit, press
the MENU button, select [CH
SET], and then specify the
channel to be used for radio
wireless communications.
While [AUTO] is selected for
[CH SET], a channel appropriate
for the radio conditions at the
time that you turn on the flash
unit is used.
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