User's Manual

Number of flashes that will activate over-temperature protection in high-speed sync triggering mode:
Power Output Times
1/1 15
1/2（+0.3,+0.7） 20
1/4（+0.3,+0.7）；
1/8（+0.3,+0.7）;
30
1/16（+0.3,+0.7）；
1/32（+0.3,+0.7）
40
1/64（+0.3,+0.7）;
1/128（+0.3,+0.7）
50
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 Meaning
E1 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.
E2 The system gets excessive heat. Please allow a rest time of 10 minutes.
E3 The voltage on two outlets of the flash tube is too high. Please send this
product to a maintenance center.
E9 There are some errors occurred during the upgrading process. Please
using the correct firmware upgrade method.