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Test firing with the open-flash button
1
Set the flash mode selector to “M” or “AUTO”.
TTL
A
M
M
ZOOM
ISO
mm
ft m
60
30
15
7
4
2
18
9
4
2
1
0.6
The ready-light comes ON when the SB-27 is ready to fire.
2
Check if the ready-light is ON and press the open-flash
button to ensure that the SB-27 is firing properly.
TTL
A
M
M
ZOOM
ISO
mm
ft m
60
30
15
7
4
2
18
9
4
2
1
0.6
When battery power becomes weak, the ready-light takes
longer to come ON or the power may automatically shut OFF .
NOTE
Pressing the open-flash button also turns ON the SB-27 after it
has been turned OFF by the standby function. (See page 12.)
—In this case, the flash will not fire. Press the open-flash button once
more to resume normal test firing.