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Nokia EKSOS Node Control Unit » History » Revision 11

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laforge, 09/10/2022 06:52 AM


Nokia EKSOS Management Card (T35010.11)

connectors

Label Designation (PCB) Type Description
4x 2M NR1 ? E1 links of V5 interface
SR J5/J11 RJ45 some kind of 2Mbps ring rx?
TR J6/J12 RJ45 some kind of 2Mbps ring tx?
Q1 J7 RJ45 ?
AUX J7 RJ45 ?
ALRM J7 RJ45 ?
Q3 J7 RJ45 Q3 (Eth/802.2LLC/ISO/OSI)
Q3 J1 BNC Q3 (Eth/802.2LLC/ISO/OSI)

Main components

E1 Interface for V5

  • 1x Exar XRT5897IV
    • 7-channel E1 line interface
    • Data Sheet: XRT5897.pdf
    • 4 interfaces exposed on 4x2M header
    • 1 intrface exposed on SR / ST (separate RX and TX?) RJ45

Q3 Ethernet 10-Base-2 Interface

  • 1x MC68160AFB
  • 1x DP8392C
    • Coaxial Transceiver Interface
    • Data Sheet: DP8392C.pdf

Q1 Aux ALRM Q3 Interfaces

Backplane interface

  • LSI Logic LSA9360 BABYLON
  • NEC uPD65842 CMOS GATE ARRAY

Updated by laforge almost 2 years ago · 11 revisions

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