Canon EOS-1Ds Manual De Instrucciónes
114
Using Non-Canon Flash Units
Sync Speed
The EOS-1Ds can synchronize with compact, non-Canon flash units at 1/250 sec. or slower
shutter speeds. With large studio flash, the sync speed is 1/125 sec. or slower. Be sure to test
the flash to see if it synchronizes properly with the camera.
shutter speeds. With large studio flash, the sync speed is 1/125 sec. or slower. Be sure to test
the flash to see if it synchronizes properly with the camera.
PC Terminal
•
The camera’s PC terminal is provided for flash units having a sync cord. The PC terminal is
threaded to prevent inadvertent disconnection.
threaded to prevent inadvertent disconnection.
•
There are studio flash units whose sync cord polarity is opposite
from the camera’s PC terminal. Such flash units do not work with
the EOS-1
from the camera’s PC terminal. Such flash units do not work with
the EOS-1
Ds camera unless the polarity of the sync cable is
changed. Consult the manufacturer of the flash unit or purchase a
commercially-available polarity conversion cord. The camera’s PC
terminal polarity is shown in the figure on the right.
commercially-available polarity conversion cord. The camera’s PC
terminal polarity is shown in the figure on the right.
A flash unit attached to the camera’s hot shoe and a flash unit connected to the PC
terminal can be used at the same time.
terminal can be used at the same time.
•
If the camera is used with a flash unit or flash accessory dedicated to a another
camera brand, the camera may not operate properly and camera malfunction
may result.
Also, do not connect to the camera’s PC terminal any flash unit requiring 250 V or
more.
camera brand, the camera may not operate properly and camera malfunction
may result.
Also, do not connect to the camera’s PC terminal any flash unit requiring 250 V or
more.
•
Do not use a high voltage flash on the hot shoe. It might not fire.
+ (plus)
– (minus)