Huawei OSN1500 OSN2500 SCC unit, Cross-Connect unit, Timing unit, and STM-16 2.5G line unit integrated board SSQ5CXLL1603 equipped with 1 L-16.1 40km SFP module

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Huawei OSN1500 OSN2500 SCC unit, Cross-Connect unit, Timing unit, and STM-16 2.5G line unit integrated board SSQ5CXLL1603 equipped with 1 L-16.1 40km SFP module

SSQ5CXLL16 can configure STM-16 SFP module.

Higher order cross-connect capacity: 60 Gbit/s

Lower order cross-connect capacity: 20 Gbit/s

Access capacity: 22.5Gbit/s.

Supports the detection and query of the information about the optical module, ALS function.

Supports the pluggable optical modules, facilitating the maintenance and upgrade of the optical modules.

Supports the transparent transmission and termination of the path overheads.

Supports the setting and query of the J0, J1, J2, and C2 bytes.

Supports one channel of ECC communication.

Supports the in-service loading of the FPGA.

Supports various alarms and performance events.

Supports the PRBS function in the line direction.

Supports the two-fiber ring MSP, four-fiber ring MSP, linear MSP, SNCP, SNCTP, and SNCMP protechtion schemes.

Supports 1+1 hot backup protection schemes.

Supports inloops and outloops at optical interfaces, the warm reset and cold reset.

Supports the query of the manufacturing information of the board.

Supports the upgrade of the board software without affecting services.

Supports the extraction, insertion, and management of the SSM and clock ID, frequency deviation detection.

Supports transmission of the DCC overhead information at two external clock interfaces.

Processes 40 channels of DCC signals.

Supports the in-service check function for the PIU,failure check function for the lightning protection module of the PIU.

Supports the VC-12/VC-3/VC-4 and VC-4-4c/VC-4-8c/VC-4-16c concatenation services.


Q5CXLL16 is a Main Control and Cross-Connect integrated board for Huawei OSN1500, OSN2500, provide STM-16 signals, controls communication, grooms services and clock signals. CXLL16 have Q5 and QD version, part number is 03052378, V1R8, V1R10 version are default mainstream delivery version.

SSQ5CXLL16(L-16.1) configure 1 L-16.1 40km SFP module, but eSFP module are changeable to different type as S-16.1, L-16.2 to reach different transmission distance, please contact sales team if need customized configuration.

Tech Specs
Front Panel
The front panel of the SSQ5CXLLL16(L-16.1) board has indicators, interfaces, functional button switch, barcode and laser safety class label.

Feature Code
Board Feature Code Type of Optical Interface
SSQ5CXLL1603 03 L-16.1
SSQD0CXLL1612 12 L-16.1
Optical Interface Parameter
Parameter Value
Nominal bit rate 155520 kbit/s
Line code pattern NRZ
Application code L-16.1
Transmission distance (km) 25 to 40
Type of fiber Single-mode LC
Operating wavelength range (nm) 1280 to 1335
Launched optical power range (dBm) -2 to 3
Receiver sensitivity (dBm) -27
Minimum overload (dBm) -9
Minimum extinction ratio (dB) 8.2
Maximum -20 dB spectral width (nm) 1
Minimum side mode suppression ratio (dB) 30
Mechanical Speifications
Dimensions (mm) 25.4 (W) x 220 (D) x 254.1 (H)
Weight (kg) 1.0


Additional information
Weight 3.0 kg
Dimensions 37.5 × 34.0 × 7.5 cm

Q: Can I use only one board Q5CXLL16 in OSN 2500/OSN 1500B?

A: Yes, you can. but highly not recommended.


Q: Does Q5CXLL16 board support to change STM-16 module to STM-4/1?

A: Yes, it supports.


Q: Can I use Q5CXLL16 together with Q2CXLLN/R2CXLLN?

A: No, you can’t


Q: What is the cross-connect capacity of Q5CXLL16?


Higher order cross-connect capacity(Gbit/s) Lower order cross-connect capacity(Gbit/s) Access capacity(Gbit/s)
Q2CXLN 20 20 18.75
Q5CXLLN 60 20 22.5
RDCXLLN 20 20 18.75


Q: The board is new or refurbished?

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


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 your purchase.


Q: What is the lead time for SSQ5CXLL16 board?

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

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