Power Supply Circuit - Panasonic KX-TG2216LAS Service Manual

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that provide CID information from the Central Office.
- Analog Switching
The voice signal from telephone line is transmitted to the speaker
or the voice signal from speakerphone microphone is transmitted
to the Telephone line, etc. They are determined by the signal path
route operation of voice signal.
- Block Interface Circuit
RF unit, Speaker, Microphone, Telephone line (Main PCB) LED,
Key Matrix, LCD (Operation PCB)
16.2. EEPROM (IC202)
Following information data is stored.
- Telephone number, etc.
ex: Telephone Directory number, Caller ID data, ID code
- Settings
ex: message numbers, caller ID numbers, pulse tone dial

16.3. Power Supply Circuit

Function:
The power supply voltage from AC adaptor is converted to the desired voltage of each block.
Circuit Operation:
This unit supplies the voltage to each block as shown below.
Note:
As for
16.3.1. Charge Circuit
, see
CIRCUIT BOARD (BASE UNIT)
().
46

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