C.fn: Setting Custom Functions; Firmware Upgrade; Protection Function - Godox TT685 Instruction Manual

C.Fn: Setting Custom Functions

The following table lists the available and unavailable custom
functions of this flash.
C.Fn Custom Functions
Custom Function Function
Signs
m/ft Distance indicator
APO Auto power off
AF AF-assist beam
Sv APOT Slave auto power
off timer
BEEP Beeper
LIGHT Backlighting time
LCD LCD contrast ratio
ZOOM ZOOM display
format
1 Press Zm C Fn> Backlight
. < / .
or longer until C Fn menu is displayed
.
right corner refers to the software version
2 Select the Custom Function No
.
Turn the Select Dial to select the Custom Function
●
3 Change the Setting
. .
Press SET button and the Setting No
< >
●
Turn the Select Dial to set the desired number
●
button will confirm the settings
After you set the Custom Function and press <MODE> button,
●
the camera will be ready to shoot.
4. In the C.Fn states, long press the "Clear" button for 2 seconds
until "OK"is displayed on the panel, which means the values in
C.Fn can be reset.

Firmware Upgrade

This flash supports firmware upgrade through the USB port. Update
information will be released on our official website.
USB connection line is not included in this product. The USB
port is a standard Micro USB socket. Common USB
connection line is applicable.
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Setting No. Settings & Description
m
m
feet
ft
ON
ON
OFF
OFF
ON
ON
OFF
OFF
60min
60min
30min
30min
ON
ON
OFF
OFF
Off in 12 sec.
12sec
Always off
OFF
Always lighting
ON
10 levels
0~9
APS system
A PS
135 system
135
Custom Setting Button for 2 seconds
/
The Ver x x" in the top
. " . -
.
.
.
blinks
. .
. Pressing < SET
.

Protection Function

1. Over-Temperature Protection
To avoid overheating and deteriorating the flash head, do not fire
●
more than 30 continuous flashes in fast succession at 1/1 full
power. After 30 continuous flashes, allow a rest time of at least 10
minutes.
If you fire more than 30 continuous flashes and then fire more
●
flashes in short intervals, the inner over-temperature protection
function may be activated and make the recycling time over 10
seconds. If this occurs, allow a rest time of about 10 minutes, and
the flash unit will then return to normal.
When the over-temperature protection is started,
●
the LCD display.
Number of flashes that will activate over-temperature protection:
Power Output Level
1/1
1/2 +0.7
1/2 +0.3
1/2
1/4(+0.3,+0.7)
1/8(+0.3,+0.7)
1/16(+0.3,+0.7)
1/32(+0.3,+0.7)
1/64(+0.3,+0.7)
1/128(+0.3,+0.7)
Number of flashes that will activate over-temperature protection in
high-speed sync triggering mode:
Power Output
1/1
1/2(+0.3,+0.7);
1/4(+0.3,+0.7)
>
1/8(+0.3,+0.7);
1/16(+0.3,+0.7)
1/32(+0.3,+0.7);
1/64(+0.3,+0.7);
1/128(+0.3,+0.7);
2. Other Protections
The system provides real-time protection to secure the device and
your safety. The following lists prompts for your reference:
Prompts on LCD Panel
E1
E2
E3
E9
is shown on
Number of Flashes
30
40
50
60
100
200
300
500
1000
Times
15
20
30
40
50
Meaning
A failure occurs on the recycling system so that the
flash cannot fire.
Please restart the flash unit. If the problem still exists,
please send this product to a maintenance center.
The system gets excessive heat. Please allow a rest
time of 10 minutes.
The voltage on two outlets of the flash tube is too high.
Please send this product to a maintenance center.
There are some errors occurred during the upgrading
process. Please using the correct firmware upgrade
method.
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