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|
| blinking. The blink patterns are described below for your | |
|
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|
| information. | |
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|
| Transmit | Corresponding transmit status messages | ||
| READY LED |
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| ||
|
| Pattern |
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| |
|
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|
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| |
| Off |
| 4 (or powered off) | ||
|
|
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| |
| On |
| 8 |
| |
|
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|
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|
| 2 | Long, |
| 1 |
|
| 1 | Short |
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|
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| 2 | Long, |
| 2 |
|
| 2 | Short |
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|
| 2 | Long, |
| 11 |
|
| 3 | Short |
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|
| 1 | Long, |
| 3 |
|
| 1 | Short |
|
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|
|
|
|
|
|
| 1 | Short |
| 5 |
|
|
|
|
|
|
|
| 2 | Short |
| 10, 13, 14, 15,16, 21, 22, 23 |
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| 3 | Short |
| 6, 7 |
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| 4 | Short |
| 12, 17 |
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| |
| Slow |
| 9,18,19,20 |
| |
| Alternating |
|
| ||
|
|
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|
| |
| Fast |
| The ITU interface testing – This is a continuous fast blinking pattern, with the Transmit LED being the | ||
| Alternating | inverse of the Ready LED. No corresponding message. | |||
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| |
|
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| ||
Receive |
| Corresponding receive status message |
| ||
READY LED |
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| ||
Pattern |
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|
| ||
|
|
|
| ||
Fast |
| Prior to downloading software– This is a continuous |
| ||
Alternating | of the Ready LED. No corresponding message. |
| |||
|
|
|
|
| |
Slow |
| 1 |
|
| |
Alternating |
|
|
| ||
|
|
|
|
| |
On |
| 5 |
|
| |
|
|
|
|
| |
1 Long, |
| 3,6 |
|
| |
1 Short |
|
|
|
| |
|
|
|
|
| |
1 Long, |
| 4,7 |
|
| |
2 Short |
|
|
|
| |
|
|
|
|
| |
1 Short |
| 0 |
|
| |
|
|
|
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| |
1 Long, |
| 2 |
|
| |
1 Short, |
|
|
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| |
1 Long |
|
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| |
|
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| Table 14: Receive modem READY LED blink patterns | |
Appendix C • Installing the DW4020 Manually
93
