Eeprom (Ic700); Power Supply Circuit - Panasonic KX-TG2480BXS Service Manual

KX-TG2480BXS / KX-TGA248BXS

13.2. EEPROM (IC700)

Following information data is stored.
• • • • Settings
ex: ID code, Flash Time, Tone/Pulse

13.3. Power Supply Circuit

Function:
The power supply voltage from AC adaptor is converted to the desired voltage of each block.
Circuit Operation:
• • • • IC301, Q301 and D303: 4.5V DCDC Converter
• • • • IC300: 3.3V Regulator
• • • • IC601: 2.5V Regulator
• • • • IC321: 4.2V Regulator
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