SDH transmission equipment color optical module has two kinds of CWDM optical module and DWDM optical module, in the same band, the DWDM optical module will have more kinds of types, and the use of band resources will be more fully. n1sf64 and n4sf64 support DWDM color optical interface, the optical interface adopts LC connector. dwdm optical interface supports 40km transmission distance. ssn1sf64 The SSN4SF64 supports optical interfaces that conform to the Ue-64.2c, Ue-64.2d, and Ue-64.2e system specifications.The optical interfaces for Ue-64.2c, Ue-64.2d, and Ue-64.2e are Huawei customized standards.

Veneer Name	Optical Module					Maximum transmission distance (km)	Fiber Type
	Supported Optical Port Type	Average Transmit Power		Receiving sensitivity (dBm)	Minimum overload point (dBm)
		Minimum (dBm)	Maximum (dBm)
SF16	Ue-16.2c	Without BA and PA: -5 With BA: 13	Without BA and PA: -1 Add BA: 15	Without BA and PA: -27.5 Plus PA: -37	-10	-	Single mode LC
	Ue-16.2d	Without BA and PA: -5 With BA: 13	Without BA and PA: -1 Add BA: 15	Without BA and PA: -27.5 Plus PA: -37	-10	-	Single mode LC
	Ue-16.2f	Without BA, RA and PA: -5 With BA: 15	Without BA, RA and PA: -1 Plus BA: 18	Without BA, RA and PA: -27.5 Plus PA: -42	-10	-10	Single mode LC
SF64	Ue-64.2c	-3	2	3.2c -14	1-1	160	Single Mode LC
	Ue-64.2d	-3	2	-14	1-1	180	Single Mode LC
	Ue-64.2e	-3	2	3.2e -14	1-1	200	Singlemode LC
SF64A	Ue-64.2c	Ue-64.2c	-1	-14	1-1-1	160	Single Mode LC
	Ue-64.2d	-4	-1	-14	-1-1	180	Single Mode LC
	Ue-64.2e	-4	-1	-14	-1	200	Singlemode LC
SFD64	Ue-64.2c	Ue-64.2c	-1	-14	1-1-1	160	Single Mode LC
	Ue-64.2d	-4	-1	-14	-1-1	180	Single Mode LC
	Ue-64.2e	-4	-1	-14	-1	200	Single-mode LC

The related technical information and SDH equipment troubleshooting procedures in this chapter are provided by Shenzhen Optical Transmission Network Technology Co., Ltd (www.opticaltrans.com), please retain the reprint! Huawei SDH Optical Transmission Equipment,SDH Transmission Equipment Sales