Speedlight parts, their functions, and accessories

SU-800’s LCD panel and icons

Icons on the SU-800’s LCD panel show the status of the operations set.

These icons vary depending on the settings and the combination of camera and flash units in use.

• The below illustrations are for reference only and may differ to the actual display.

Icons in close-up flash operation

Display in TTL mode

1Wireless Flash

A control signal is sent from the SU-800 to the remote flash units such as the SB-R200.

2Close-up Mode

Close-up function is set to “activated.”

3Monitor Preflashes

Just before the flash fires, the Speedlight fires a series of imperceptible preflashes to collect necessary data for actual flash firing.

4TTL Mode

Measuring the flash illumination reflected back from the subject, the camera automatically controls the flash output level to give the correct exposure.

5Auto FP High-Speed Sync

Auto FP High-Speed Sync. is available when the SU-800 is connected to cameras compatible with Auto FP High- Speed Sync. (p. 96).

6Low Battery-power

Replace the battery.

7Flash Output Level (Group A)

Visually indicates the group A’s flash output level in the TTL mode.

Display in M (manual) mode

8Flash Output Level (Group B) Visually indicates the group B’s flash output level in the TTL mode.

9Flash Output Level Ratio (Groups A : B) Indicates the flash output level ratio between groups A and B in the TTL mode.

0Channel

Represents the communication channel number through which the SU-800 and SB-R200 exchange data.

!Flash Output Level Compensation

(Groups A, B)

Represents flash output level compensation for groups A and B in the TTL mode.

@CLS-compatible camera

The SU-800 is connected to cameras compatible with CLS.

#Manual Flash

The flash always fires at a specified output in combination with the aperture and light output level (guide number).

$Manual Flash Output Level Represents flash output level for each group in Manual flash mode.

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