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The Huawei OSN3500 SSN1SLD4A board implements the reception and transmission of STM-4 optical signals, completes the photoelectric conversion of STM-4 signals, the extraction and insertion processing of overhead bytes, and reports the alarms generated on the line.
Single board characteristic code
The single-board characterization code is the code located after the single-board name in the single-board bar code.The single-board characterization code of SLD4A is used to describe the type of optical interface.
The relationship between the SLD4A's single-board characterization code and the type of optical interface is shown in Table 1.
| Single-board | Characteristic code | Optical interface type |
|---|---|---|
| SSN1SLD4A10 | 10 | S-4.1 |
| SSN1SLD4A11 | 11 | L-4.1 |
| SSN1SLD4A12 | 12 | SSN1SLD4A12 12 L-4.2 |
| SSN1SLD4A13 | 13 | Ve-4.2 |
| SSN1SLD4A14 | 14 | I-4 |
| SSN1SLD4A15 | 15 | S-4.1 |
| SSN1SLD4A16 | 16 | L-4.1 |
| SSN1SLD4A17 | 17 | L-4.2 |
| SSN1SLD4A18 | 18 | Ve-4.2 |
| SSN1SLD4A19 | 19 | I-4 |
| SSN1SLD4A20 | 20 | S-4.1 |
| SSN1SLD4A21 | 21 | L-4.1 |
| SSN1SLD4A22 | 22 | L-4.1 SSN1SLD4A22 22 |
SLD4A single board specifications include optical interface specifications, laser safety level, mechanical specifications and power consumption.
Interface specifications
The optical interface specifications of the SLD4A single board are shown in Table 1.
| Type | Description |
|---|---|
| I-4 | 2km STM-4 dual-fiber bidirectional optical interface |
| S-4.1 | 15km STM-4 Dual Fiber Bidirectional Optical Interface |
| L-4.1 | 40km STM-4 dual-fiber bidirectional optical interface |
| L-4.2 | 80km STM-4 dual-fiber bidirectional optical interface |
| Ve-4.2 | 100km STM-4 Dual Fiber Bidirectional Optical Interface |
Laser safety level
The single-board laser safety level is CLASS 1, and the maximum output optical power of the single-board optical interface is less than 10 dBm (10 mW).
Mechanical Specifications
The mechanical specifications of SLD4A board are as follows:
- Veneer size: 25.4mm (W) x 235.2mm (D) x 261.4mm (H)
- Weight: 0.6kg
Power consumption
The Huawei Optix OSN3500 SLD4A board has a maximum power consumption of 17W at room temperature (25°C).
