Project

General

Profile

Actions
History

Retronetworking » ISDN » ISDN PDH Network Equipment » V5 Access Multiplexers » Nokia EKSOS »

Nokia EKSOS Node Control Unit » History » Revision 14

« Previous | Revision 14/17 (diff) | Next »
laforge, 09/10/2022 01:21 PM

Nokia EKSOS Node Control Unit (NCU) 120 Ohms (T35010.11)

connectors

Label Designation (PCB) Type Description
4x 2M NR1 Euroconnector C/2 (Harting 09232486821?) E1 links of V5 interface
SR J5/J11 RJ45 Sync In
TR J6/J12 RJ45 Sync Out
Q1/AUX J7 RJ45 ?
Q1/AUX J7 RJ45 ?
ALRM J7 RJ45 External Supervision
Q3 J7 RJ45 Q3 (Eth/802.2LLC/ISO/OSI) 10Base-T
Q3 J1 BNC Q3 (Eth/802.2LLC/ISO/OSI) 10Base-2

SR / SYNC IN

Signal Pin Description
SYN R1A 4 Synchronisation receive
SYN R1B 5 Synchronisation receive

ST / SYNC OUT

Signal Pin Description
SYN T1A 1 Synchronisation transmit
SYN T1B 2 Synchronisation transmit

Q1/AUX

Signal Pin Description
Q1OCL+ 1 Q1 output clock positive, idle state +5V
Q1OCL- 2 Q1 output clock nevative, idle state +0V
Q1OUT+ 3 Q1 bus output positive V.11 signal, idle state +5V
Q1IN+ 4 Q1 bus input positive V.11 signal, idle state +5V
Q1IN- 5 Q1 bus input negative V.11 signal, idle state 0V
Q1OUT- 6 Q1 bus output negative V.11 signal, idle state 0V
Q1ICL+ 7 Q1 input clock positive, idle state +5V
Q1ICL- 8 Q1 input clock negative, idle state +0V

ALARM

Signal Pin Description
PAI1 1 External Alarm Input 1
PAI2 2 External Alarm Input 2
PAI3 3 External Alarm Input 3
PAIO1 4 External Alarm Input/Output 1
PAIO2 5 External Alarm Input/Output 2
IAV1 6 Analog Voltage Measurement Point 1
IAV2 7 Analog Voltage Measurement Point 2
GND 8 Ground

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
Files (15)
XRT5897.pdf View XRT5897.pdf 676 KB laforge, 09/09/2022 07:41 PM
MC68160A.pdf View MC68160A.pdf 356 KB laforge, 09/09/2022 07:44 PM
DP8392C.pdf View DP8392C.pdf 229 KB laforge, 09/09/2022 07:46 PM
uPD6842.pdf View uPD6842.pdf 1.61 MB laforge, 09/10/2022 05:34 AM
DS36954.pdf View DS36954.pdf 724 KB laforge, 09/10/2022 05:39 AM
MAX3222-MAX3241.pdf View MAX3222-MAX3241.pdf 1.63 MB laforge, 09/10/2022 05:41 AM
K4F151612D.pdf View K4F151612D.pdf 378 KB laforge, 09/10/2022 06:43 AM
LH28F160S3HNS.pdf View LH28F160S3HNS.pdf 699 KB laforge, 09/10/2022 06:45 AM
MC68360UM.pdf View MC68360UM.pdf 6.85 MB laforge, 09/10/2022 06:48 AM
MC68360TUT.pdf View MC68360TUT.pdf 562 KB laforge, 09/10/2022 06:49 AM
MC68MH360UM.pdf View MC68MH360UM.pdf 1.51 MB laforge, 09/10/2022 06:51 AM
MC68360UMAD.pdf View MC68360UMAD.pdf 324 KB laforge, 09/10/2022 06:53 AM
eksos_ncu_top.jpg View eksos_ncu_top.jpg 3.71 MB laforge, 09/14/2022 11:01 AM
eksos_ncu_label.jpg View eksos_ncu_label.jpg 3.06 MB laforge, 09/14/2022 11:01 AM
eksos_ncu_bot.jpg View eksos_ncu_bot.jpg 3.85 MB laforge, 09/14/2022 11:02 AM

Updated by laforge over 1 year ago · 14 revisions

Add picture from clipboard (Maximum size: 48.8 MB)