Oki OKIFAX 5750 Maintenance Manual page 479

Okifax 5750/5950 facsimile transceiver

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Table of Contents

A3.3 MODEM C34 PC Board

Functional Overview

• ITU-T V.34 half-duplex transmission/reception (for image data)

• ITU-T V.33/V.17 transmission/reception (for image data)

• ITU-T V.29 transmission/reception (for image data)

• ITU-T V.27ter transmission/reception (for image data)

• ITU-T V.21 30-bps transmission/reception (for handshaking procedure)

• ITU-T V.8 transmission/reception (for V.34 negotiation procedure)

• HDLC framing

• Single tone issue/detection (CNG signal, CED signal, etc.)

• Dial tone/busy tone detection

• DTMF signal issue/detection

• Pseudo ring back tone

• Automatic gain control

• A/D and D/A converters

41285901TH Rev.3

Troubleshooting