Kyocera KM-1820 Service Manual page 40

3. Connect the modular cord to the line jack.
120 V specifications: Connect the modular cord
with the attached ferrite core to the machine.
220-240 V specifications only
4. Attach the core to the power cord of the machine
so that the stopper section is located near the
power plug as shown in the illustration.
5. Plug the power cord into the machine. Turn the
machine on.
NOTE (120 V specifications only)
When connecting a separate phone to the
machine, attach the ferrite core to the modular
cord before connection. Loop the modular cord
through the ferrite core.
Line jack
Figure 1-3-51
Core
Stopper section
Figure 1-3-52
20 mm
Figure 1-3-53
2GM
Ferrite
core
1-3-23