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KX-FT21RS
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Schematic Diagram (Analog Circuit) - Panasonic KX-FT21RS Serivce Manual
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KX-FT21RS
9.2.
SCHEMATIC DIAGRAM (ANALOG CIRCUIT)
FAX RX, TEL TALK
NO PAPER: 5V
PAPER: 0V
2V
FAX RX, HANDSET TX
12V
2V
148
FAX TX
FAX RX
LINE ON/OFF, DIALPULSE
3.3V
0V
BELL DETECT
5V
0V
2.1V
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Troubleshooting
TROUBLESHOOTING GUIDE
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TROUBLESHOOTING DETAILS
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