The Other YN-622C User Guide v.4.09
11/12/2014 Part 1 – The System Page 18 of 64
Class 3 Flash – Remote E-TTL; Manual Levels not provided
622C Set On-Camera: Sync mode (1CS, 2CS, HSS); ETTL (FEC, FEB, FEL and Ratio).
Set on-flash: Flash mode (ETTL, M, Multi); Zoom.
C-TX Set on-C-TX: or by External Flash menus For remote Manual levels, set C.Fn 05 to “On”, and
set the mode on Flash to “E-TTL”. (Yet to be tested.)
Brand HSS No HSS
Canon No Multi: 220EX, 270EX, 320EX, 380EX, 420EX
Class 4 Flash – No E-TTL provided; Flash-set Manual Levels
• Synchronises at up to 1/8000s (Super Sync), limited by camera and studio flash. Otherwise
the fastest shutter is 1/250s.
• A hotshoe flash with only the centre pin effective will receive only a 1
st
Curtain sync signal.
• A flash connected by a PC-sync cable (including through a PC to Hot-shoe adapter) will
receive a 1
st
Curtain, 2
nd
Curtain or pre-shutter sync signal.
622C No E-TTL; on-flash Manual.
C-TX Use variable timing Super Sync with fast shutter speeds.
Brand Model
Canon 540EZ (updates LCD info.)
MeiKe 940
Vivitar 285, 285HV only if trigger voltage is 6 volts or less.
Yongnuo YN460, YN460-II, YN560, YN560-II, YN560EX
Class 5 - Studio Flashes: No E-TTL; Sync Only
• A user-supplied PC-sync cable is required between remote 622C and studio flash’s input.
622C Standard Sync and Fixed Super Sync
C-TX Standard Sync and Variable Super Sync
Sync mode Studio flash Model Shutter
1
st
Curtain Most studio flashes X-sync and slower
2
nd
Curtain Most studio flashes 1/30s to 1/60s and slower
High Speed Sync Cheetah CL180. CL360
Godox Wistro AD180, AD360
ProMaster/Mettle D400R
HSS (flat light) above X-sync
Fixed Super Sync Jinbei Discovery 1200w
Pioneer III 600w
Calumet Genesis 300B
Mettle 600ws
Burn-time adequate, above x-
sync
Fixed Super Sync unusable Alien Bee 400, 800, 1600
Bowens Travelite
Einstein E640
Elinchrom D-Lite 2
Burn-time too short
Variable Super Sync Many studio flashes, and may
include “unusable” ones above.
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