How to fix Panasonic KX-TS500MXB Telephone buttons that stick under the upper cabinet assembly?
If the buttons on your Panasonic Telephone are sticking under the upper cabinet assembly, adjust the setting of buttons.
Recommended lead-free solder types, sizes, and how to identify PbF marked PCBs.
Connecting the unit, making and answering phone calls.
Using call waiting and enabling temporary tone dialing features.
General service hints and specific troubleshooting for pulse dialing.
Operation of line interface, pulse, and DTMF tone dialing circuits.
Materials, tools, and steps for replacing flat package ICs on the PCB.
Lists of replacement parts for base unit, PC boards, and accessories.
Layouts of main circuit board's component, solder, and operation views.
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General