Power requirements, Fax modem, Data modem – IBM 715 P/N - 13H6715 User Manual

Page 42: Telephony subsystem

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Page 42 of 47

POWER REQUIREMENTS

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1.5 A at +5 V

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110 mA at +12 V

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110 mA at -12 V

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700 mA at -5 V

FAX MODEM

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14 400 bps (V.17) fax transfer, with support for 9600, 7200, 4800, 2400, and 300 bps
transfer rates

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Group 3 fax operation

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Class 2 fax compatibility

DATA MODEM

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28 800 bps (V.34) data modem

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14 400 bps (V.32bis) data modem

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DSVD support when connected to another IBM Mwave modem

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Hayes AT Command Set compatibility

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V.42 bis, MNP 5 data compression

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V.42, MNP 1-4 error correction

TELEPHONY SUBSYSTEM

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Transmit/receive rate: 28 800 bps

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Bandwidth: 300 Hz to 4 kHz

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DC input impedance: 150 ohm (max)

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AC input impedance: 700 ohm (max)

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DC input voltage 0.2 V rms (ext)

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Ring frequency range: 15.8 kHz (min) to 68 KHz (max)

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Transmit THD: 76 dBm (max)

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Receive THD: 72 dBm (max)

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Transmit/Receive Noise: 85 dBm (max)

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Output telecom signal: 0.1 V rms

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