Panasonic KX-FHD333BR Service Manual page 51

7.3.1. DTMF SINGLE TONE TRANSMIT SELECTION
When set to ON (=1), the 12 keys and transmission
frequencies are as shown.
key High Frequency (Hz)
"1" 697
"2" 770
"3" 852
"4" 941
Note:
After performing this check, do not forget to turn the setting off.
Otherwise, dialing in DTMF signal will not work.
7.3.2. BUTTON CODE TABLE
Refer to BUTTON LISTS (P.4).
Code Button Name
04 FAX /START / SET
05 LOWER
06 COPY
08 MONITOR
0A MUTE
0C RECEIVE MODE
20 MENU
22 HELP
25 [+] VOLUME
26 [-] VOLUME
key Low Frequency (Hz)
"5" 1209
"6" 1336
"7" 1477
"8" 1633
Code Button Name
31 1
32 2
33 3
34 4
35 5
36 6
37 7
38 8
39 9
3A 0
3B
When set to OFF (=2), the 12 keys and transmission
frequencies are as shown.
High (Hz) 1209
Low (Hz)
697 "1"
770 "4"
852 "7"
941 "
Code Button Name
3C #
3D REDIAL PAUSE
3E FLASH
47 CALLER ID
4E JUNK FAX PROHIBITOR
1E NEXT
1F PREV
00 NO INPUT
01 STOP
51
1336
"2"
"5"
"8"
" "0"
Code Button Name
64 STATION 1
65 STATION 2
66 STATION 3
67 STATION 4
68 STATION 5
KX-FHD333BR
1477
"3"
"6"
"9"
"#"