Panasonic KX-FLB758RU Service Manual page 139

6.5.13.3. DETECTIVE TAM INTERFACE SECTION
1. The FAX turns on, but does not arrive through TAM.
CROSS REFERENCE:
TAM INTERFACE SECTION (P.230)
2. A FAX is received, but won´t switch from TAM to FAX.
CROSS REFERENCE:
ANALOG BOARD SECTION (P.137)
TAM INTERFACE SECTION (P.230)
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