Canon EOS 40D Service Manual page 31

11-9 Effective flash range:
11-10 Improper FE lock
warning:
11-11 Sufficient flash
indicator:
11-12 Flash-sync timing:
11-13 Flash duration:
11-14 Color temperature:
11-15 Optical axis space:
11-16 Red-eye reduction:
12．External Speedlite
12-1 Sync contacts:
12-2 Flash exposure
compensation:
12-3 Setting procedure:
13．Drive
13-1 Drive modes:
13-2 Maximum burst:
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ISO
WIDE : 18mm
100 1 - 3.7 / 3.3 - 12.1
200 1 - 5.3 / 3.3 - 17.4
400 1 - 7.4 / 3.3 - 24.3
800 1 - 10.5 / 3.3 - 34.4
1600 1 - 14.9 / 3.3 - 48.9
During FE lock, the flash icon blinks
None
1st-curtain sync
＊ B y selecting from Menu's [Flash control] → [Built-in flash func. setting] →
[Shutter sync], 2nd-curtain sync is possible.
1 ms or shorter
Equivalent to daylight
Lens axis to flash center: 92.5 mm
With red-eye reduction lamp
1) A ccessory shoe: X-sync contact
＊Flash sync at 1/250 sec. or slower
2) S ide panel: PC terminal (No polarity)
＊X-sync at 1/125 sec.
＊Both 1) and 2) can be used simultaneously for simultaneous flash firing.
±2 stops in 1/3-stop or 1/2-stop increments
With an EX-series Speedlite, the following settings are possible:
1) E xternal flash control
＊ F lash mode, sync setting, FEB, flash exposure compensation, E-TTL II,
zoom, wireless flash, and clear settings.
2) F lash Custom Function setting
S ingle, high-speed continuous (approx. 6.5 fps), low-speed
continuous (approx. 3 fps), 10-sec. or 2-sec. self-timer
Refer to 3-3.
26
General Information
(Approx. m/ft)
EF-S18-55mm f/3.5-5.6 IS
TELE : 55mm
1 - 2.3 / 3.3 - 7.5
1 - 3.3 / 3.3 - 10.8
1 - 4.6 / 3.3 - 15.1
1 - 6.6 / 3.3 - 21.7
1 - 9.3 / 3.3 - 30.5