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KX-TG3521BXB
Service manual
Panasonic KX-TG3521BXB Service Manual page 14
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Contents
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KX-TG3521BXB/KX-TG3521BXS/KX-TG3522BXB/KX-TG3522BXS/KX-TGA351BXB/KX-TGA351BXS
4.5.3.
Power Supply Circuit
Function:
The power supply voltage from AC adaptor is converted to the desired voltage of each block.
Circuit Operation:
• Q300 and IC300: 4.0 V DCDC Converter
• IC331: 3.3 V Regulator
14
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Troubleshooting Guide
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This manual is also suitable for:
Kx-tg3521bxs
Kx-tg3522bxb
Kx-tg3522bxs
Kx-tga351bxb
Kx-tga351bxs
Tg3521
...
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Tga351
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