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B. TEL/LIU PWB block diagram
Moduler
Connector
HOOK /
Surge /
Polarity
Filter Circuit
Detector
Circuit
FG
Relay
Moduler
Connector
to the External
Telephone
DAA Circuit
DAA Circuit
(Secondary
(TNV Side)
Side)
CI Ditector
Circuit
AR-FX7 ELECTRICAL SECTION 11 - 2
FAX Control
Program ROM
MODEM
FAX Control
CPU Circuit
Copier
24Vdc
5Vdc
Power
Supply
3.3Vdc
230Vac
Printer
I/F
Unit
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