Canon PowerShot G9 - Manual (Page 236)

Appendix 234
Using the AC Adapter Kit ACK-DC20
It is best to power the camera with AC Adapter Kit ACK-DC20 (sold
separately) when you are using it for long periods of time or connecting
it to a computer.
Using the Power Kits (Sold Separately)
Turn the camera power off before connecting or disconnecting
the AC adapter.
1
Attach the power
cord to the compact
power adapter and
plug it into a power
outlet.
2
Connect the DC plug of
the compact power
adapter cable to the
DC Coupler DR-20
terminal.
3
Open the cover, then
insert the DC Coupler
until it is locked.
Compact Power
Adapter
CA-PS700
Connect to Power
Supply
DC Coupler
DR-20
Battery lock