Schematic Diagram; For Schematic Diagram; Base Unit (Schematic Diagram (Base Unit_Main)); Handset (Schematic Diagram (Handset_Main)) - Panasonic KX-TG4221N Service Manual

14 Schematic Diagram

14.1. For Schematic Diagram

14.1.1. Base Unit (Schematic Diagram (Base Unit_Main))

Notes:
1. DC voltage measurements are taken with voltmeter from the negative voltage line.
Important Safety Notice:
Components identified by
safety. When replacing any of these components, use only the manufacture's
specified parts.
2. The schematic diagrams may be modified at any time with the development of new technology.

14.1.2. Handset (Schematic Diagram (Handset_Main))

Notes:
1. DC voltage measurements are taken with an oscilloscope or a tester with a ground.
2. The schematic diagrams may be modified at any time with the development of new technology.
KX-TG4221N/KX-TG4222N/KX-TG4223N/KX-TG313SK/KX-TG4224N/KX-TG4225N/KX-TGA421N
mark have special characteristics important for
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