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Service Manual for OF5800
Chapter 3 Adjustment Procedures
The DTMF output test permits the unit’ s DTMF tones to be monitored.
Note:
To monitor the tones, an external monitoring device must be connected to the phone line jack.
1. Press
PROGRAM, *, C
, press
PROGRAM
twice, then press
ENTER.
2. Pressing a button on the numeric key pad or one-touch button will produce DTMF tones according to the following table.
One-touch key
Test function One-touch key Test function
0 DTMF0 (941 Hz + 1336
Hz)
* DTMF* (941 Hz + 1209
Hz)
1 DTMF1 (697 Hz + 1209
Hz)
# DTMF# (941 Hz + 1477
Hz)
2 DTMF1 (697 Hz + 1336
Hz)
A ROW1 (697 Hz)
3 DTMF1 (697 Hz + 1477
Hz)
B ROW1 (770 Hz)
4 DTMF1 (770 Hz + 1209
Hz)
C ROW1 (852 Hz)
5 DTMF1 (770 Hz + 1336
Hz)
D ROW1 (941 Hz)
6 DTMF1 (770 Hz + 1477
Hz
E COL1 (1209 Hz)
7 DTMF1 (852 Hz + 1209
Hz)
F COL2 (1336 Hz)
8 DTMF1 (852 Hz + 1336
Hz)
G COL3 (1477 Hz)
9 DTMF1 (852 Hz + 1477
Hz)
H COL4 (1633 Hz)
3. Press
STOP
to exit the test mode.
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