Canon SPEEDLITE 420EX Instructions Manual page 24

Mult Speedite System
Wired Flash System:
With wired flash system accessories, you can easily set up a TTL wired
'utollash system with any EOS camera.
Connection and Set-up
Use the necessary wired flash system accessories to connect the
'Speediies and take the picture after the pilot lamp ight.
TH Ore coma Cot
D) Off-Camera Shoe Cord 2
Enable te Speedie to be wed ot. camera vp 1 00cm away. Al othe
Spuecht's unctons can si be used
'Multi-Speediite Accessories
® Off-Camera Shoe Adapter OA-2
nates he Speedie 1 be postloned of the-camora THs adap is connwcled
toe TTL Hot Shoe Adapir 3 oF TTL Disbulor vit a Connecting Cord.
9 TIL Distributor
Equpped wth tour Connecting Cord socket, to TTL Ditoutor relay he
Informaton from the TTL Hot Shoe Adapter 3 10 the mutile Speedos
connacted va OH-Camera Shot Adaptor OAZ
Connecting Cord 60 and Connecting Cord 300
'Aeaiatie two legis (60 cm and 300 em), the Connecing Cords ae used ina
re, mut Speedie system
the TTL Hot Shoe Adapter 3 battery evel belore using
"De not extend he Connecting Card length by mere than 8 meters (tree
200m cons connected together),