2 SCUN 1 GPON or EPON 8 ports board, 8 modules included; 2 GICF board, including none module; 2 PRTE power boards

The MA5603T chassis mainly consists of the service interface module, Ethernet switching module, service control module, narrowband service forwarding unit, and upstream interface module.  

Service Control ModuleThe service control module of the control board supports the following functions:Controls the broadband services and manages the device. Forwards and controls the narrowband services. Provides the maintenance serial port and network port to facilitate the maintenance personnel to manage the system through the maintenance terminal and the NMS. Supports the switchover between the active and standby control boards.

Narrowband Service Forwarding UnitThe control board provides the narrowband service forwarding unit to control and forward the narrowband service packets.

Upstream Interface ModuleThe upstream interface module provides the following upstream ports to transmit services to the upper layer devices.The GE optical port, which is provided by the GE optical interface board The GE electrical port, which is provided by the GE electrical interface board The 10GE optical port, which is provided by the 10GE uplink interface board

The MA5603T is 6 U high.

Dimensions (W x D x H, including mounting brackets of 19-inch standard): 482.60 mm x 283.20 mm x 263.90 mm

Dimensions (W x D x H, including mounting brackets of ETSI standard):  535.00 mm x 283.20 mm x 263.90 mm

original Huawei MA5683T GPON or EPON OLT equipment of larger model, Optical Line Terminal