Differences between OptiX OSN 8800 platform subracks and universal platform subracks

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OptiX OSN 8800 platform subracks can be installed in N63B and N66B cabinets. Each subrack has 18 service slots and its rated current is 25 A. OptiX OSN 8800 universal platform subracks can be installed in N63B, N66B, and 19-inch cabinets. Each subrack has 16 service slots and its rated current is 60 A, providing stronger power supplies.

Other related questions:
Differences between OSN 8800 platform subracks and universal platform subracks
An OSN 8800 universal platform subrack provides 20 slots. Slots IU1 and IU2 house SCC boards. When only one SCC board is configured, IU2 can house a service board. When an OSN 8800 universal platform subrack functions as a slave subrack, no SCC board can be configured. In this scenario, both IU1 and IU2 can house service boards.

Power supply requirements of the OSN 9800 universal platform subracks
PIU boards are used to supply power to the OSN 9800 universal platform subracks. Rated current: 50 A (�?8 V) Nominal operating voltage: �?8 V DC or �?0 V DC Operating voltage range: �?8 V DC: �?0 V to �?7.6 V �?0 V DC: �?8 V to �?2 V

Whether NS4 boards in the OptiX OSN 8800 platform subracks support the regeneration mode
TN54NS4: On the OptiX OSN 8800 T64, OptiX OSN 8800 T32, and OptiX OSN 8800 universal platforms, NS4 boards support only the regeneration mode. TN56NS4: On OptiX OSN 8800 T64 and OptiX OSN 8800 universal platforms, NS4 boards support only the regeneration mode.

Whether an OptiX OSN 8800 subrack can function as a slave subrack of an OptiX OSN 6800 subrack
Yes, it can function as a slave subrack of an OptiX OSN 6800 subrack.

Communication between a newly installed OptiX OSN 8800 subrack and existing subracks
If the newly installed subrack is configured as the slave subrack, connect the ETH port on the EFI board of the subrack to the ETH port on the EFI board of the existing subrack. If the newly installed subrack is configured as the master subrack, use extended ECC or SC2 for communication.

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