Canon 550EX manual 120, Transistor Pack E

Specifications

Slave unit SE mode cancellation:

Power source:

External power sources:

SE mode:

Custom Functions:

While the slave unit’s SE mode is in effect, the slave unit turns on when a flash is fired.

The slave unit's SE mode can be canceled by the following wireless operations:

(1)When the master unit’s test firing button is pressed.

(2)When the camera’s FE lock button is pressed. Internal power sources:

(1)Size-AA alkaline batteries ⋅ 4

(2)Size-AA nickel-hydride batteries ⋅ 4 * Size-AA lithium batteries ⋅ 4

(1)Compact Battery Pack CP-E2 Size-AA alkaline batteries ⋅ 6 Size-AA nickel-hydride batteries ⋅ 6

(2)Transistor Pack E

Battery Magazine TP with size-C alkaline batteries ⋅ 6 Ni-Cd Pack TP (NR-SC Ni-Cd batteries ⋅ 6 in sealed pack)

With the power switch set to SE, the Speedlite enters the SE mode as follows:

• On-camera master unit enters the SE mode after 90 sec. of non-use.

• Slave unit enters SE mode after 60 min. (or 10 min. with CF-4) of non-use.

Function	Custom	Setting	Description
	Function No.
FEB	CF-1	0	Enabled
cancellation
		1	Disabled
after completion
FEB	CF-2	0	Correct exposure, decreased exposure, increased exposure.
sequence		1	Decreased exposure, correct exposure, increased exposure.
Flash	CF-3	0	E-TTL
metering
		1	TTL
system
Slave unit	CF-4	0	Activate after 60 min. of non-operation.
SE mode
		1	Activate after 10 min. of non-operation.
activation
Slave unit	CF-5	0	Enable SE mode cancellation by master unit for 1 hour.
SE mode
		1	Enable SE mode cancellation by master unit for 8 hours.
cancellation
Modeling	CF-6	0	Enabled
flash		1	Disabled

Dimensions (mm) and Weight:

80 (W) x 138 (H) x 112 (D), 405 g

3.1(W) x 5.4 (H) x 4.4 (D) in, 14.2 oz

•All data are based on Canon’s Standard Test Method.

•Subject to change without notice.

120