20.2. Power Supply Circuit
The power is supplied to the DECT BBIC, RF Module, EEPROM, Relay Coil, LED and Charge Contact from AC Adaptor (+6V)
as shown in Fig.101. The power supply is as follows;
·
DECT BBIC (IC2): J2(+6V) → D4 → Q9 → D5 → Q8 → IC2
·
RF Module (IC3): J2(+6V) → D4 → Q9 → L8 → IC3
·
EEPROM (IC1): J2(+6V) → D4 → Q9 → D5 → Q8 → IC1
·
Flash Memory (IC4): J2(+6V) → D4 → Q9 → D5 → Q8 → IC4
·
LED (LED1): J2(+6V) → D4 → Q9 → R68 → LED1
·
Charge Contact (TP84): J2(+6V) → D4 → R43, R44 → L4 → TP84
<Fig.101>
59
KX-TCD450RUM / KX-A145RUM / KX-TCD450RUT / KX-A145RUT