Hitachi 55EX15K - Manual (Page 21)

PICTURE-IN-PICTURE (PIP) - 21 -
always be either the main picture or the sub-picture.
SWAP BUTTON
If you wish to switch what is being shown on the main picture to the sub-picture, press
the "SWAP" button.
SHIFT BUTTON
To move the sub-picture to another corner, press the "SHIFT" button. The sub-picture
moves one step counter-clockwise every time the "SHIFT" button is pressed.
FREEZE (FRZ) BUTTON
If you wish to freeze the sub-picture, press the "FRZ" button. This is convenient when
trying to write down the address for a mail order company, recording statistics for a
sporting event, etc. To return to motion, press the button again.
QUICK FREEZE
Press this button without a sub-picture to freeze the picture you are currently viewing.
Press this button again to return to normal viewing. The other Picture-in-Picture
functions (PIP, SHIFT, and SWAP buttons) will not work with this QUICK FREEZE
function.