Fiber routingS
2. Slots for Processing Boards
3.5 Subrack for the OptiX OSN 1500B
This section introduces the structure, slot distribution, and technical parameters of the OptiX OSN 1500B subrack.
3.5.1 Structure
The OptiX OSN 1500B adopts two-layer structure. It is divided into processing board area, interface board area, auxiliary interface area, fan area, and PIU area, as shown in Figure 3-12.
3
4
5
6
7 1
2
1. Interface board area 2. PIU area 3. Fan area
4. Processing board area 5. Auxiliary interface area 6. Fiber routing area 7. Mounting ear
Figure 3-12 Structure of the OptiX OSN 1500B
Processing board area: for holding the processing boards of the OptiX OSN 1500B
Interface board area: for holding the interface boards of the OptiX OSN 1500B
Auxiliary interface area: including alarm interfaces, orderwire interface, clock interfaces, operation and maintenance interfaces, F1 port, serial ports and so on
Fan area: housing one fan module, enabling heat dissipation function
PIU area: housing PIU modules, providing power for equipment
Fiber routing area: for fiber routing
ESD area: located above the fan box.
3.5.2 Slot Distribution
The OptiX OSN 1500B has four slots for interface boards on upper layer and ten slots (including slot 4 and slot 5) for processing boards before slot segmentation. Figure 3-13 shows the slot distribution. Figure 3-14 shows the access capacity for the OptiX OSN 1500B.
Slot 14
Slot 18 PIU Slot 15
Slot 16 Slot 17
Slot 20
FAN
Slot 11 Slot 12 Slot 13 Slot 4
Slot 19 PIU
Slot 6 Slot 7 Slot 8 Slot 9
Slot 10 AUX Slot 5
CXL16/4/1 CXL16/4/1
EOW
Figure 3-13 Slot distribution of the OptiX OSN 1500B (before slot segmentation)
Slot 14
Slot 18 PIU Slot 15
Slot 16 Slot 17
Slot 20
FAN
Slot 11 Slot 12 Slot 13 Slot 4
Slot 19 PIU
Slot 6 Slot 7 Slot 8 Slot 9
Slot 10 AUX Slot 5
2.5 Gbit/s 2.5 Gbit/s 2.5 Gbit/s
2.5 Gbit/s 2.5 Gbit/s
622 Mbit/s 622 Mbit/s 622 Mbit/s
622 Mbit/s
Figure 3-14 Access capacity of the OptiX OSN 1500B (before slot segmentation)
The OptiX OSN 1500B supports slot segmentation. Slots 11, 12, and13 can be segmented into two half-height slots respectively. After segmentation, the slot
distribution is shown in Figure 3-15, and the access capacity is shown in Figure 3-16.
Slot 14
Figure 3-15 Slot distribution of the OptiX OSN 1500B (after slot segmentation)
Slot 14
Figure 3-16 Access capacity of the OptiX OSN 1500B (after slot segmentation)
1. Slots for Interface Boards
Service interface boards: slots 14–17 2. Slots for Processing Boards
Service processing board: slots 4–9 and slots 11–13 (before slot segmentation)
Service processing board: slots 1–9 and slots 11–13 (after slot segmentation)
CXL board: slots 4–5 3. Slots for Other Boards
Auxiliary interface boards: slot 10
Orderwire boards: slot 9 (also for the processing boards)
Fan units: slot 20
Power interface boards: slots 18 and 19 4. Slot Mapping Table
Table 3-16 shows the slot mapping table which associates slots for processing boards to the slots for its corresponding interface boards.
Table 3-16 Slot mapping table for the OptiX OSN 1500B
Slot for processing boards Slot for corresponding interface boards
Slot 2 Slot 14
Slot 3 Slot 16
Slot 7 Slot 15
Slot 8 Slot 17
Slot 12 Slots 14, 15
Slot 13 Slots 16, 17
Note: The interface boards of the PD3, PL3, SEP, and SPQ4 boards can only be
inserted in corresponding slots in even number. Slot 12 and slot 7 share slot 15 for interface boards.
Slot 13 and slot 8 share slot 17 for interface boards.
3.5.3 Boards and the Corresponding Slots
1. Processing Boards
Table 3-17 associates processing boards to the corresponding slots.
Table 3-17 The relation between processing boards and slots for the OptiX OSN 1500B Before slot segmentation After slot
segmentation Slots and
capacity
Boards Slot 6 (622 Mbit/s ) Slot 7 (622 Mbit/s ) Slot 8 (622 Mbit/s) Slot 9 (622 Mbit/s) Slot 11 (2.5 Gbit/s) Slot 12 (2.5 Gbit/s) Slot 13 (2.5 Gbit/s ) Slot 1–slot 3 (1.25 Gbit/s ) Slot 11,slot 13 (1.25 Gbit/s )
N1SF16, N1/N2SL16(A), N1/N2SLQ4, N1/N2SLD4, N1/N2SL4, N1/N2SLQ1, N1/N2SL1, N1SLT1 (Note 1)
9 9 9
R1SLD4 9 9
R1SL4,
R1SLQ1, R1SL1
9 9 9 9 9 9
N1SEP (work with interface boards) (Note 2)
9 9
N1SEP1 (led out from front panel) (Note 2)
9 9 9
Before slot segmentation After slot segmentation Slots and
capacity
Boards Slot 6 (622 Mbit/s ) Slot 7 (622 Mbit/s ) Slot 8 (622 Mbit/s) Slot 9 (622 Mbit/s) Slot 11 (2.5 Gbit/s) Slot 12 (2.5 Gbit/s) Slot 13 (2.5 Gbit/s ) Slot 1–slot 3 (1.25 Gbit/s ) Slot 11,slot 13 (1.25 Gbit/s )
N1/N2SPQ4, N1PD3, N1PL3
9 9
N1PL3A 9 9 9
N1PQ1, N1PQM 9 9 9
R1PD1 9 9 9 9 9
R1PL1A,
R1PL1B 9 9 9 9
R1EFT4 9 9 9 9 9 9
N1EFS4 9 9 9
N1/N2EFS0 9 9
N2EGS2, N1EGT2, N2EGR2
9 9 9
N1EFT8 (work with interface boards)
9 9
N1EFT8 (led out
from front panel) 9 9 9
N2EMR0 (work with interface boards)
9 9
N2EMR0 (led out from front panel)
9 9 9
N1ADL4,
N1ADQ1 9 9 9
N1IDQ1, N1IDL4 (Note 3)
9 9 9
N1MR2A 9 9 9
N1MR2B 9 9 9 9 9 9
N1MR2C (Note 4)
Before slot segmentation After slot segmentation Slots and
capacity
Boards Slot 6 (622 Mbit/s ) Slot 7 (622 Mbit/s ) Slot 8 (622 Mbit/s) Slot 9 (622 Mbit/s) Slot 11 (2.5 Gbit/s) Slot 12 (2.5 Gbit/s) Slot 13 (2.5 Gbit/s ) Slot 1–slot 3 (1.25 Gbit/s ) Slot 11,slot 13 (1.25 Gbit/s )
N1LWX 9 9 9
N1DCU, N1BA2,
N1BPA 9 9 9
Note 1: The SLT1 in the OptiX OSN 1500B provides 1–12 optical interfaces.
Note 2: On the T2000, the SEP1 is displayed as SEP1 when led out directly from the front panel, or displayed as SEP when working with interface boards.
Note 3: The maximum bandwidth at SDH side for the N1ADL4, N1ADQ1, N1IDL4, and N1IDQ1 is 1.25 Gbit/s.
Note 4: The N1MR2C seats in any of slots 14–17.
2. Interface Boards
Table 3-18 associates interface boards to the corresponding slots.
Table 3-18 The relation between interface boards and slots for the OptiX OSN 1500B Slots
Boards Slot 14 Slot 15 Slot 16 Slot 17
N1EU08 9 9
N1OU08 (LC
type) 9 9
N2OU08 (SC
type) 9 9
N1EU04 9 9
N1MU04 9 9
N1D34S 9 9
N1D75S 9 9 9 9
N1D12S 9 9 9 9
N1D12B 9 9 9 9
N1ETF8 9 9
N1EFF8 9 9
N1ETS8 9
N1TSB8 9
3. Other Boards
Table 3-19 associates cross-connect boards, SCC boards, and auxiliary interface boards to the corresponding slots.
Table 3-19 The relation between other boards and slots for the OptiX OSN 1500B Slots
Boards Slot 4–slot 5 Slot 9 Slot 10 Slot 18, slot 19 Slot 20 Slot 50 Slot 101–slot 102 Q1CXL1/4/16,
Q2CXL1/4/16/1 6A (physical board) (Note 1)
9
SCC, GSCC
(logical board) Slot 82, 83 CXL, ECXL
(Logical board) Slot 80, 81 Q1SL1/4/16/16
AL (logical board)
9
R1EOW 9
R1AUX, R2AUX 9
R1PIU 9
R1FAN (Note 2) 9
61COA, 62COA (Note 2)
9
Slots
Boards Slot 4–slot 5 Slot 9 Slot 10 Slot 18, slot 19 Slot 20 Slot 50 Slot 101–slot 102
CAU (Note 2) 9
Note 1: The CXL is a line, system control, cross-connect and timing board of the OptiX OSN 1500B.
It seats in slot 4 and slot 5. On the T2000, it is displayed as three board types: CXL, SCC and SL1/4/16, respectively occupying the logic slots 80–81, 82–83 and 4–5.
Note 2: The corresponding slots for the N1FAN, 61COA, and 62COA are logical slots, not physical slots.
3.5.4 Technical Parameters
Table 3-20 lists the technical parameters of the OptiX OSN 1500B.
Table 3-20 Technical parameters of the OptiX OSN 1500B
Dimensions 221 mm (H) x 444 mm (W) x 263 mm (D)
Weight 9 kg (including backboard, 2 pieces PIU and fan)