40055101TH Rev.4
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Figure A3.8.1 Block Diagram of TEL-U (option)
Connected to
UNC Circuit
CN3
CN1
TEL-U (option)
+
-
~
~
DB1
Rectifier
Speech IC (IC1)
Microphone
Receiver
Handset
+
Connected to
HOOK Circuit
CN2
Speech Network Circuit
T12
T11
R02
R01
+
VL
CL