KX-TCD953RUB (serv.man2) - Panasonic Telephone Service Manual (repair manual). Page 57

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20.5. SCHEMATIC DIAGRAM (HANDSET)
3.9V
3.9V
2.9V
ANALOG RX
ANALOG TX
3.3V
+3V TO +8V WHEN
ON CHARGE
2.9V
2.9V
2.9V
2.9V
0V
0V
0V
2.9V
0V
0V
0V
0V
2.9V
0V
0V 2.9V
LED-ON    1.4V
LED-OFF   2.5V
LED-ON    1.1V
LED-OFF     0V
700mV
0V
3.9V
0V
10.368MHz
5msec
1.6Vp-p
10.368MHz
0.4V
2.9V
0V
+3.9V
0.4V
2.9V
2.3V (WHEN TALK MODE)
2.5V 
(WHEN TALK MODE)
2.5V 
(WHEN TALK MODE)
TX-DATA
RX-DATA
IC2
IC1
IC3
KX-TCD953RUB
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