NEC R1000 manual Pin Assignments, MJ1 Pin Signal Signal Name Pin Colour

September 2003

NEC Business Solutions Ltd

Connectors

The ESIE(8)-U(

) ETU has four connectors:

EXCN1

Connects to EXCN1 on the ESIB(8)-U( ) ETU

EXCN2

Connects to EXCN2 on the ESIB(8)-U( ) ETU

MJ1

Connects to MDF (eight ESI ports)

MJ2

Connects to MDF (eight ESI ports)

Connections

BK

RD

To

GN

MDF

To Telephone

YL

RJ-11

Figure 2-6:ESIE(8)-U( ) ETU Connection

MJ1 Pin

Signal

Signal Name

Pin Colour

1

T4

CH3–Tip

WHT–BLU

2

T3

CH2–Tip

BLU–WHT

3

T2

CH1–Tip

WHT–ORN

4

R1

CH0–Ring

ORN–WHT

5

T1

CH0–Tip

WHT–GRN

6

R2

CH1–Ring

GRN–WHT

7

R3

CH2–Ring

WHT–BRN

8

R4

CH3–Ring

BRN–WHT

30 – Chapter 2

Hardware Description and Specifications for Xen IPK