Huawei OLT consists of MA5600T series and MA5800 series. Huawei MA5600T series OLT includes MA5608T, MA5680T and MA5683T, as a series of large-/medium-/small-capacity devices, they share the same service boards. Large-capacity device is MA5680T; medium-capacity device is MA5683T; small-capacity device is MA5608T.
MA5608T main control boards include MCUD, MCUD1; MA5680T/MA5683T main control boards are SCUN, SCUH; MPWD and MPWC are power boards for MA5608T; MA5680T and MA5683T power boards are PRTE.
PON service board: GPBD, GPBH, GPFD, XGBD, XEBD
The MA5800 is the industry's first smart aggregation OLT with distributed architecture. It is positioned as the next-generation OLT for NG-PON. MA5800 series includes MA5800-X2, MA5800-X7, MA5800-X15, MA5800-X17
MA5800-X2 main control boards have MPSC or MPSA; For MA5800-X7/X15/X17 main control boards are MPLA or MPLB; and uplink board is NXED.
GPON service boards include GPHF, GPUF, GPSF; XG-PON service boards have XGHD, XGSF; XGS-PON service board is XSHD; combo pon boards include CGHF, CSHF, CSHD etc.