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Huawei OSN6800 OSN8800 Bi-direction Optical Supervision Channel Board
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Hardware Tested

Hardware Tested x

In order to avoid hardware malfunction, each equipment will be strictly tested before delivery and the test report will be packed inside equipment and delivered together. Learn More

Hardware Compatibility

Hardware Compatibility x

Backed up by our experienced pre-sales support team, and volume documentation, to avoid purchasing incompatible hardware.

Software Compatibility

Software Compatibility x

Software compatibility test between active/standby system board, main control board and service board, mother/sub-card; system commissioning test to prevent all software conflicts.


Bi-direction optical supervision channel board on Huawei OSN6800 and OSN8800.

SC2 has two functional versions TN11 and TN12, TN12SC2 can substitute for TN11SC2.

Processes two channels of supervisory signals in opposite directions, transmits/extracts overhead information.

Processes and sends the overhead information to the SCC.

Receives, processes, and transmits two optical supervisory signals. 

Supports a maximum of 42 dB span transmission.

SC2 is independent of the SCC. 

Transmits signals from section to section.

Provides the 3R function. 

The supervisory channel signal wavelength is 1510 nm.


TN12SC201 is a bi-directional optical supervisory channel board applied to Huawei OSN6800 and OSN8800, to process two channels of supervisory signals in opposite directions, transmits and extracts the overhead information about the system, and sends the overhead information to the SCC. SC2 has TN11 and TN12 functional versions, TN12SC2 can substitute for TN11SC2 without any software upgrade.


Tech Specs
Front Panel

There are indicators and interfaces on the front panel of the SC2 board.

Valid Slot

OSN 8800 T64 subrack: TN12SC201 can be installed in slots IU1-IU8, IU11-IU42, IU45-IU68. 

OSN 8800 T32 subrack: TN12SC201 can be installed in slots IU1-IU8, IU12-IU27, IU29-IU36. 

OSN 8800 T16 subrack: TN12SC201 can be installed in slots IU1-IU18. 

OSN 8800 platform subrack: TN12SC201 can be installed in slots IU1-IU16. 

OSN 6800 subrack: TN12SC201 can be installed in slots IU1-IU17. 

OSN 3800 chassis: TN12SC201 can be installed in slots IU2-IU5, IU11

Optical Interface Parameter
Signal rate(Mbit/s) 16.896 4.096
Operating wavelength range(nm) 1500 to 1520
1500 to 1520 CMI
Launched optical power(dBm) -4 to 0
Receiver sensitivity(dBm) <= -46 <= -46
Receiver overload(dBm) -3
Mechanical Specifications
Dimensions(mm) 25.4(W) x 220(D) x 264.6(H)
Weight(kg) 1



Q: How many hardware versions does SC2 have?

A: SC2 is available in two functional versions, namely, TN11, TN12. The mapping between the board and equipment as below:

BoardGeneral 8800 T64 SubrackEnhanced 8800 T64 SubrackGeneral 8800 T32 SubrackEnhanced 8800 T32 Subrack8800 T16 Subrack8800 Universal Platform Subrack6800 Subrack3800 Chassis

Q: What are the board substitution relation among different versions?


Original BoardSubstitute BoardSubstitution Rules
TN11SC2TN12SC2The TN12SC2 can be created as SC2 on the NMS. The former can substitute for the latter, without any software upgrade. After substitution, the TN12SC2 functions as the TN11SC2.

Q: Can I return/exchange board if not compatible with my system?

A: Yes, please tell our sales team your system and main control board version, before purchase.

Q: The board is new or refurbished?

A: Yes, it is original new, not been used.

Q: What is the lead time for TN12SC2 board?

A: In normal condition is 5 days, better to confirm with our sales team before your purchase.


2 reviews


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  1. Nepal
    Whether the ST2 board and the SC2 board can be interconnected on OptiX OSN 6800?
  2. Cape Verde
    It is huawei brand new with good condition packages, reliable supplier.
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