Troubleshooting Guide

The flash does not fire.

•The control unit is not securely attached to the camera.

Attach the control unit’s mounting foot securely to the camera. (p.11)

•The control unit’s contacts or the camera’s hot shoe contacts are dirty.

Clean the contacts. (p.11)

•The control unit does not have batteries.

Install the batteries in the control unit. (p.10)

•The control unit’s batteries are exhausted.

Install a new set of batteries into the control unit. (p.10)

The flash exposure becomes underexposed or overexposed.

• Flash exposure compensation has been set.

Cancel the flash exposure compensation. (p.24)

Single flash tube/headCOPYfiring cannot be done.

• Custom Function .Fn-5-1 has been set. Set it to C.Fn-5-0. (p.29)

• <yj> (RATIO A:B:C) has been set. Set it to <yl>. (p.21, 27)

The power turns off by itself.

•The power switch is set to the SE position.

Set the power switch to <K> or press the test firing button. (p.18)

Wireless multiple flash does not work.

•Custom Function C.Fn-3-1 has been set.

Set it to C.Fn-3-0. (p.29)

The slave unit(s) does not fire.

•The slave unit(s)’s wireless selector is not set to <N>.

Set it as the slave unit. (p.33)

•The slave unit(s) is not positioned properly.

Position the slave unit(s) within the master unit’s wireless transmission range. (p.32)

Point the slave unit(s)’s sensor toward the master unit. (p.33)

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