Avision AM7100N (MT-0904B) - Manual (Page 41)

7. Press the Left-arrow or the Right-arrow button repeatedly until your desired
paper size appears on the display, for example, PT(Postcard) SEF (Short Edge
First).
Paper: PT
Press WX, Set
8. Press the Set button to confirm the selection. If successful, the LCD screens
will display the “Setting OK” message.
Paper: PT
Setting OK
9.
Press the Stop/Cancel button to leave the menu screen and enter the
operation mode.
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