Toshiba PDR-M25 Service Manual page 17

COMMAND MENU"
4. Select Item 7 by using zoom key (T/W).
5. Press shutter once. B/W LCD displays "505"
6. Use zoom key T(white) and W(black) buttons to adjust the gray level .
7. Press shutter to confirm the adjustment.
black
Deep
black
Light Deep
black white
white
Light
white
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