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- Detector
- Compress/Expander
- First/Second Mixer
- Amplifier for transmission and reception
- EEPROM: IC1
- Temporary operating parameters (for RF, etc.)
- Additionally,
- Power Supply Circuit (+4.0V, +2.65V output)
- Crystal Circuit (10.368MHz)
- Charge Circuit
- Telephone Line Interface Circuit
21.2. 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)
- RF Module (IC3): J2(+6V)
- EEPROM (IC1): J2(+6V)
- Flash Memory (IC4): J2(+6V)
- LED (LED1): J2(+6V)
- Charge Contact (TP84): J2(+6V)
D4
Q9
D4
Q9
D4
Q9
D4
Q9
D4
Q9
R68
D4
<Fig.101>
65
D5
Q8
IC2
L8
IC3
D5
Q8
IC1
D5
Q8
LED1
R43, R44
IC4
L4
TP84
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