OSN8800 OSN6800 40-channel Demultiplexing Board

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PN: 03030GDY Category:
Huawei WDM-OTN Equipment Test Procedure
In this topic, we take Huawei OSN 8800 as example to show you how to test the WDM/OTN equipment (Huawei OSN 6800 etc)
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Interleaver Board(C Band)

Occupies three slots.

Can be substituted by TN12ILT.

The ITL board is mainly used to multiplex and demultiplex signals, and to detect online optical spectrum

Multiplexes/demultiplexes optical signals between C_ODD signals and C_EVEN signals.

Provides an in-service monitoring port (MON).

TN11ITL01 is a 40-channel Demultiplexing Board.TN11ITL01 part number is 03030GDY, some other version like TN12 with different system compatibility and feature supported. TN11ITL have feature code like 01, 04 and 06, different channels

Tech Specs
Front Panel
There are indicators, interfaces, and laser hazard level label on the front panel of the ITL board.

Valid Slot
OSN 8800 T64 subrack: The TN11ITL01 can be installed in slots IU1-IU8, IU11-IU42, IU45-IU68. 

OSN 8800 T32 subrack: The TN11ITL01 can be installed in slots IU1-IU8, IU11-IU27, IU29-IU36. 

OSN 8800 T16 subrack: The TN11ITL01 can be installed in slots IU1-IU18. 

OSN 8800 platform subrack: The TN11ITL01 can be installed in slots IU1-IU16. 

OSN 6800 subrack: The TN11ITL01 can be installed in slots IU1-IU17.

Feature Code
Code Meaning Description
First character Band Indicates the multiplexing solution adopted by the board.
The value C represents C band.
Optical Interface Parameter
Input channel spacing GHz 100
Input channel spacing dB 50
Insertion loss    
dB < 4.5
dB < 2.5
Maximum channel insertion loss difference dB < 1
Isolation dB <= 3
dB > 25
Maximum reflectance dB -40
Directivity dB > 45
PMD ps < 0.5
Polarization dependent loss dB < 0.5
Input optical power range dBm <= 26
Mechanical Specifications
Dimensions (mm) 25.4 (W) x 220(D) x 264.6 (H)
Weight (kg) 1.2
Additional information
Weight 3.0 kg
Dimensions 37.5 × 34.0 × 7.5 cm

Q: How many hardware version ITL have? 

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

Board General 8800 T64 Subrack Enhanced 8800 T64 Subrack General 8800 T32 Subrack Enhanced 8800 T32 Subrack 8800 T16 Subrack 8800 Universal Platform Subrack 6800 Subrack 3800 Chassis


Q: What the differences of different hardware version. 



Not supports the VOA mode Supports the VOA mode
Appearance One indicator on the front panel Four indicator on the front panel



Q: What the board substitution relation among different versions.

A: When used in a 10 Gbit/s system, the TN12ITL board can replace the TN11ITL board. When used in a 10 Gbit/s system, in ITL mode, the TN11ITL board can replace the TN12ITL board.


Q: What is the difference between different feature code


Unit Type Multiplex Demultiplex 10G System 40G Coherent System 40G Incoherent System 100G Coherent System
TN11ITL 01 coupler interleaver Y Y N N Y Y N Y
04 interleaver interleaver Y Y Y Y Y Y Y Y
06 coupler interleaver Y Y N N Y Y N Y
TN12ITL 01 coupler interleaver Y N N N N N N N

: 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 TN11ITL01 board? 

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

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