Huawei OptiX OSN 8800 Hardware Description page 36

OptiX OSN 8800/6800/3800
Hardware Description
Figure 4-12 Slots of the OptiX OSN 8800 T32 subrack
EFI2
IU37
IU20 IU21 IU22 IU23 IU24 IU25
IU1
For one-slot boards, the paired slots must be configured as follows: slots IU1 and IU2, slots IU3 and
IU4, and so on.
For two-slot boards, the paired slots must be configured as follows: slots IU1 to IU2 and slots IU3 to
IU4, slots IU5 to IU6 and slots IU7 to IU8, and so on.
For four-slot boards, the paired slots must be configured as follows: slots IU1 to IU4 and slots IU5 to
IU8, slots IU12 to IU15 and slots IU16 to IU19, and so on.
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Only the TN52AUX board supports 1+1 backup in an enhanced subrack.
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Issue 01 (2016-03-10)
EFI1 PIU
IU40
IU39
IU38
IU2 IU3 IU4 IU5 IU6
Paired slots
: houses service boards and supports service cross-connections.
Pair slots refer to a pair of slots whose resident boards' overhead can be processed by the
buses on the backplanes.
Slot IU43 in a general OptiX OSN 8800 T32 is reserved for future use. Slot IU41 and
slot IU43 in an enhanced OptiX OSN 8800 T32 subrack are used to house the active and
standby AUX boards, respectively.
IU9 and IU10 are reserved for the cross-connect board: UXCH, UXCM, XCH or XCM
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IU51 FAN
AUX STG AUX STG
PIU
IU41 IU42 IU43 IU44
SCC
IU26 IU27
IU28
IU9 IU10
IU7 IU8 IU11 IU12 IU13
IU50 FAN
4 OptiX OSN 8800 Subrack
PIU PIU
STI
IU46
IU45 IU47
IU29 IU30 IU31 IU32 IU33 IU34 IU35
IU14 IU15 IU16 IU17 IU18
ATE
IU48
IU36
IU19
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