Samsung FACSIMILE SF40 Service Manual page 33

Printer
Interface
Comparator Tristate Buffer
[Fig. 12]
3) Register D/A Data
D/A Data(W/R) $0249
CompOut/Data 0
D/A Data [1-5]
[Fig. 13]
4. Modem Block
1) Modem Function
The MODEM consists of modulator and a demodulator; the modulator is used for signal transmission and the lemodula-
tor is used for signal reception.
Transmitting
MODEM
Receiving
MODEM
Modulator Picture signal
Picture signal
PSTN mon
|
| ;
MODEM Functions
[Fig. 14]
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