Panasonic KX-MB2061CXB Service Manual page 42

KX-MB2061CXB/KX-MB2061CX2/KX-MB2062CXB
2. Signal Path
TEL LINE→T101→R245→C202→C224→R212→IC201(6-7)→R277→R949→C936→R905→IC902(101)
6.6.10. TAM Interface Circuit
This circuit is to switch between FAX receiving and the external TAM's message recording automatically.
1. Function
When TAM is connected to this unit, the unit receives documents for FAX calls or the external TAM records a voice message
automatically.
2. Circuit Operation
The TAM INTERFACE circuit consists of Soc(IC300) to detect the other party CNG signal, and RLY100 to separate EXT.TAM.
a. CNG signal detection circuit
The CNG signal from the other party's FAX is detected in Soc IC300
(Signal path)
TEL LINE→T100→C256→R224→IC201(2-1)→R247→C207→IC200(15)
b. Remote receiving
This is the parallel-connected DTMF signal for the TEL or EXT.TEL mode between T and R. When the other party is a
FAX, the unit switches to FAX receiving.
(Signal Path)
TEL LINE→T101→R245→C202→C224→R212→IC201(6-7)→R277→R949→C936→R905→IC902(101)
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