3M 2220M Cable Box User Manual


 
9
512 Hz – Sonde frequency indicated by
sonde icon.
Press the down key to enable/disable
the frequency. A check mark will
appear in the box when the frequency is
enabled.
640 Hz - Sonde frequency indicated by
sonde icon.
Press the down key to enable/disable
the frequency. A check mark will
appear in the box when the frequency is
enabled.
33 kHz - Sonde frequency indicated by
sonde icon.
Press the down key to enable/disable
the frequency. A check mark will
appear in the box when the frequency is
enabled.
Radio or LF - Low Frequency Band:
15 Khz–30 kHz
Press the down key to enable/disable
the frequency. A check mark will
appear in the box when the frequency is
enabled.
CATV – 31.5 kHz
Press the down key to enable/disable
the frequency. A check mark will
appear in the box when the frequency is
enabled.