Specifications
Built-in Modem
Network control unit (NCU)
Type of NCU | AA |
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Type of line | Telephone line (analogue only) | ||
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Type of dialling | Pulse |
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| Tone |
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Control command | AT commands |
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| EIA578 commands |
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Monitor function | Computer’s speaker |
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Communication specifications |
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Communication | Data: | Full duplex |
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system | Fax: | Half duplex |
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Communication | Data |
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protocol | ITUTRec | V.21/V.22/V.22bis/V.32/ | |
| (Former CCITT) | V.32bis/V.34/V.90 | |
| Bell |
| 103/212A |
| Fax |
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| ITUTRec | V.17/V.29/V.27ter/ | |
| (Former CCITT) | V.21 ch2 | |
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Communication | Data transmission and reception | ||
speed | 300/1200/2400/4800/7200/9600/12000/ | ||
| 14400/16800/19200/21600/24000/26400/ | ||
| 28800/31200/33600 bps | ||
| Data reception only with V.90 | ||
| 28000/29333/30666/32000/33333/34666/ | ||
| 36000/37333/38666/40000/41333/42666/ | ||
| 44000/45333/46666/48000/49333/50666/ | ||
| 52000/53333/54666/56000 bps | ||
| Fax |
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| 2400/4800/7200/9600/12000/14400 bps | ||
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Error correcting | MNP class 4 and ITUT V.42 | ||
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Data compression | MNP class 5 and ITUT V.42bis | ||
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Transmitting level | 10 dBm |
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Receiving level | 10 to 40 dBm |
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Input/output | 600 ohms ±30% |
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impedance |
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Power supply | +3.3V (supplied by computer) | ||
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Portégé M200 | A3 |
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