Battery Checking
I n case of
Canonet GUI 17
! n case of
Canonet G-IH 19
Turn the automatic/manual aperture ring,
releasing it from "A" position, and set it for
manual control of aperture. In this case,
any f/stop can be set.
In case of Canonet G-III 17
Press the battery check button (colored red).
If the blue lamp lights up, the battery has
sufficient power. Otherwise, the battery
should be replaced.
In case of Canonet G-III 19
Look through the viewfinder; then press the
battery check button. If the exposure
indicator inside the viewfinder positions in
the blue zone, the battery has sufficient power.
Otherwise, it should be replaced.
• The battery check button will not light
up at temperatures of -15°C(5°F) or under.
Camera will work, however, if the battery
has sufficient power.
• The Canonet G-III 17 has no blue zone.