![](/images/new-backgrounds/1300024/30002489x1.webp)
In | Request ID Information |
This command displays specific product information about the modem.
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| IO |
| Returns the modem model. (same as I3) | |
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| I1 |
| Calculates ROM checksum and displays it on the DTE (e.g., 12AB). | |
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| I2 |
| Performs a ROM check and calculates and verifies the checksum | |
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| displaying OK or ERROR. | ||
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| I3 |
| Returns the modem model. (same as I0) | |
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| I4 |
| Returns firmware version for data pump (e.g., 94). | |
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| I5 |
| Returns the driver version. | |
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| I6 |
| Response OK | |
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| I7 |
| Response OK | |
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| I8 |
| Response OK | |
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| I9 |
| Returns country code (e.g., North America Ver. 1). | |
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Result Codes: |
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| OK | n = |
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| ERROR | Otherwise |
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Ln | Monitor Speaker Volume |
This command sets speaker volume to low, medium, or high.
Command | Effect |
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L0 | Selects lowest volume. |
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L1 | Selects low volume. |
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L2 | Selects medium volume (default). |
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L3 | Selects high volume. |
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Result Codes:
OK | n = 0, 1, 2, 3 |
ERROR Otherwise
44