Read Panasonic KX-TG7227UAJ / KX-TG7227UAM / KX-TG7227UAS / KX-TG7227UAT / KX-TG7228UAS / KX-TG7228UAT / KX-TGA721RUM / KX-TGA721RUS / KX-TGA721RUT / KX-TGA721UAJ / KX-TGA721UAM / KX-TGA721UAS / KX-TGA721UAT Service Manual online
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KX-TG7227UA/KX-TG7228UA/KX-TGA721RU/KX-TGA721UA
8 Service Mode
8.1.
Engineering Mode
8.1.1.
Base Unit
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