Technical data, Troubleshooting – Godox TT685O II Flash for Olympus/Cameras User Manual

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Ni-MH batteries (recommended) or 4*LR6 alkaline batteries

Approx. 0.1-2.6 seconds (eneloop Ni-MH batteries of Panasonic).

Red LED indicator will light up when the flash is ready.

Technical Data

TT685O

Olympus/Panasonic cameras

(refer to compatible camera models)

60 (m ISO 100)

190 (feet ISO 100)

10 to 100mm (4/3 system) or 20 to 200mm (135 system)

• Auto zoom (Flash coverage set automatically

to match the lens focal length and image size)

• Manual zoom

• Swinging/tilting flash head (bounce flash): 0 to 360°

horizontally and -7° to 90° vertically

1/300 to 1/20000 seconds

TTL autoflash and manual flash

Manual. FEB: ±3 stops in 1/3 stop increments

(Manual FEC can be combined.)

High-speed sync (up to 1/8000 seconds),

first-curtain sync, and second-curtain sync

Provided (up to 100 times, 200Hz)

Master, Slave, Off

3 (A, B and C)

100m

32 (1~32)

Two red indicators blink

Approx. 230 (2500mA Ni-MH batteries)

Power off automatically after approx. 90 seconds

of idle operation. (60 minutes if set as slave)

Hotshoe, 3.5mm sync line, Wireless control port

5600±200k

64*76*190 mm

410g

Model

• Type

Compatible Cameras

Guide No.

(1/1 output @ 200mm)

Flash Coverage

Flash Duration

• Exposure Control

Exposure control system

Flash exposure

compensation (FEC)

Sync mode

Multi flash

• Wireless Flash (Optical transmission and 2.4G transmission)

Wireless flash function

Controllable slave groups

Transmission range

(approx.)

Channels

Slave-ready indicator

• Power Supply

AA batteries

Recycle time

Full power flashes

Power saving

• Sync Triggering Mode

• Color Temperature

• Dimensions

W x H x D

Weight without battery

Troubleshooting

If there is a problem, refer to this Troubleshooting Guide.

The Camera Flash cannot be charged.

The battery is installed in the wrong direction.

Install the battery in the correct direction.

The camera flash’s internal battery is exhausted.

If < > appears and blinks on the LCD panel, replace the

battery immediately.

The Camera Flash does not fire.

The camera flash is not attached securely to the camera.

Attach the camera’s mounting foot securely to the camera.

The electrical contacts of the Camera Flash and camera are dirty.

Clean the contacts.

The power turns off by itself.

After 90 seconds of idle operation, auto power off took effect if the

flash is set as master.

Press the shutter button halfway or press any flash button to

wake up.

After 60 minutes (or 30 minutes) of idle operation, the flash unit

will enter sleep mode if it is set as slave.

Press any flash button to wake up.

Auto zoom does not work.

The camera flash is not attached securely to the camera.

Attach the camera flash’s mounting foot to the camera.

The flash exposure is underexposed or overexposed.

You used high-speed sync.

With high-speed sync, the effective flash range will be shorter.

Make sure the subject is within the effective flash range
displayed.

You used Manual Flash mode.

Set the flash mode to

TTL

or modify the flash output.

Photos have dark corners or only parts of the target subject
are illuminated.

The focal length of lens exceeds the flash coverage.

Check the flash coverage you set. This flash unit has the flash

coverage between 20 and 200mm, which fits medium-format
cameras. Pull the wide panel out to extend the flash coverage.

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