Pentax Optio WG-1 GPS Operating Manual page 59

Connect your camera to the Macintosh using the provided USB cable
(I-USB7).
1 Turn your Macintosh on.
,2 Turn your camera off.
3 Connect your camera to the Macintosh using the USB
cable.
Connect the terminal of the USB cable with arrow mark <_ facing the
front side of the camera.
Turn your camera on.
The camera is recognized as [NO_NAME] on the
desktop.
We recommend using the optional AC adapter kit K-AC ! 17 when the
camera is connected to the computer (p.43). If the battery runs out of
power while images are being transmitted to the computer, the image
data may be lost or damaged.