Panasonic KX-T2373MXW Service Manual page 33

IC1
(6.3V)
4.2V
(5.8V)
IC201
IC304
3.7V
(3.7V)
IC303
The voltage during ON-Hook is indicated.
( ) shows the voltage during OFF-Hook.
Headset Set & Headset Set Incoming Signal
Headset Set & Headset Set Outgoing Signal
(6.3V)
3.9V
(5.7V)
Speaker Phone Incoming Signal
Speaker Phone Outgoing Signal
33
Battery Low
3.8V
4.5V
IC302
KX-T2375MXW : SCHEMATIC DIAGRAM
KX-T2373MXW