background image

Power

-TD

-RD

-RTS

-CD

-ERROR

Multi-

Function

LD

Card

ME758C-RJ11

MAIN MODULE

1  2  3  4  5  6  7  8

ON

MAIN MODULE

(FRONT CARD)

ME758C-RJ11

JB4

  1   2   3

INTERFACE MODULE

(REAR CARD)

Line:  RJ-11

INTERFACE

MODULE

(REAR CARD)

Analog

511

511E

TEST -

Remote

1  2  3  4  5  6  7  8

ON

1  2  3  4  5  6  7  8

This switch is on

the bottom side of

card

ON

JB3

  1   2   3

JB2

  1   2   3

DB25

FEMALE

CONNECTOR

RJ11

CONN.

Serial: DB25

Содержание ME758C-RJ11

Страница 1: ...8 ON MAIN MODULE FRONT CARD ME758C RJ11 JB4 1 2 3 INTERFACE MODULE REAR CARD Line RJ 11 INTERFACE MODULE REAR CARD Analog 511 511E TEST Remote 1 2 3 4 5 6 7 8 ON 1 2 3 4 5 6 7 8 This switch is on the...

Страница 2: ...a when power supply is set to 120 VAC input 200 ma when power supply is set to 240 VAC input INTRODUCTION The Multi Function LD Card is a short range modem on a dual rack card it has a main front modu...

Страница 3: ...ti Function LD Card operates synchronously or asynchronously S1 7 Setting ON Asynchronously default OFF Synchronously S1 Position 8 Carrier Control Method determines whether the carrier is constantly...

Страница 4: ...tolerate S2 6 Signaling Rate Range OFF 2 5 to 1 default ON 2 5 to 2 3 S2 7 and S2 8 Word Length determines the word length that the Multi Function LD Card will expect for synchronous or asynchronous d...

Страница 5: ...he timer entirely S3 7 S3 8 Setting OFF OFF Disabled default OFF ON 12 5 Seconds ON OFF 50 Seconds ON ON 12 5 Seconds Setting the Jumpers on the Interface Module Before you install the Card you should...

Страница 6: ...power supply or its fuses Replacing the Power Supply s Fuse The MicroRack s power supply uses a 400 mA fuse for 120 VAC circuits and a 200 mA fuse for 240 VAC circuits The fuse compartment is located...

Страница 7: ...If your cabling includes punchdown blocks you can easily do the cross pinning at a punchdown block If you will be running cable directly between two Multi Function LD Cards you can get a custom cable...

Страница 8: ...modem s red CD LED will light and the remote modem s green CD LED will light B If there is flat satin cable in the line somewhere between the modems the local modem s Error LED and green CD LED will...

Страница 9: ...ilar to or better than those listed above for example lower capacitance or lower resistance Bench tests yield the following data rate maximum distance results Data Rate in bps 19 AWG 22 AWG 24 AWG 26...

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