Panasonic KX-FHD332C Service Manual page 11

(1) [TONE]
- To change from pulse to tone temporarily during dialing when your
line has rotary pulse services.
(2) [JUNK FAX PROHIBITOR]
- To use the Junk Fax Prohibitor.
(3) Display
(4) [RECEIVE MODE]
- To change the receiving mode.
(5) [LOWER]
- To select stations 6-10 for one-touch dial.
(6) [HELP]
- To print a quick reference.
(7) [CALL DISPLAY]
- To use Call Display.
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