Canon 420EX - Manual (Page 2)

Thank you for purchasing a Canon product.
The Canon Speedlite 420EX is an autozoom flash unit equipped with a
wireless sensor for E-TTL wireless autoflash.
* E-TTL stands for Evaluative-Through-The-Lens.
The features available with Speedlite 420EX depend on the EOS camera.
Refer to the table below to identify your camera type.
This instruction booklet has separate chapters for Type-A and Type-B EOS
cameras. After reading the first chapter applicable to both camera types,
read the respective sections that apply to your camera.
Type-A Camera E-TTL
EOS 30/ELAN 7E, E0S1V, E0S3, EOS Elan ll/Elan II E/50/50E,
EOS 300/REBEL 2000, EOS REBEL G/500N, EOS IX, EOSIX 7/IX Lite
Type-B Camera TTL All other EOS cameras other than the above.
Available 420EX Features with EOS Cameras
O; Available X: Not available
Speedlite Feature With Type-A CamerasWith Type-0 Cameras
E-TTL autoflash 0 X
TTL autoflash X 0
High-speed sync (FP fiash) O X
FE lock O X
E-TTL wireless autoflash with multiple SpeedlilesO X
Key to Symbols
The Caution symbol alerts you to actions to prevent flash
^ photography problems.
The Note symbol gives additional information for basic operations.
The Light bulb symbol offers helpful tips for operating the
'W' Speedlite or for taking pictures.
Keep this instruction booklet handy for future reference.