RAD Data comm FOM-40 Spécifications télécharger pdf (Page 12)

Quick Start Guide FOM-40 Installation and Operation Manual

2 Installing FOM-40

Switch Description Values Default Setting

6 7

INT – Internal

clock

OFF OFF OFF OFF

INT – Internal

clock

ON ON

RCV – Receive

clock

OFF ON

CLK SEL

SW5/6-7

Selects the transmit timing

source

EXT – External

clock

ON OFF

Note: FOM-40 units with one of the Ethernet interface modules (IR-ETH or IR-ETH/QV) do not support external

clock.

DCD

SW5/8

Selects the transmit carrier mode ON – Transmit carrier is ON only if

RTS is high

OFF – Transmit carrier is constantly

OFF

Note: When operating FOM-40 with one of the Ethernet interface modules (IR-ETH or IR-ETH/QV) set the

carrier to be constantly ON.

LLB, (LBE)

SW5/5

Loopback activation control:

Local loopback activation via

DTE pin 18 for V.24, RS-530 or

V.36 interface or pin "j" for V.35

interface

Remote loopback activation via

DTE pin 21 for V.24, RS-530 or

V.36 interface or pin "h" for V.35

interface

ON – Loopback activation from the

DTE is enabled

OFF – Loopback activation from the

DTE is disabled

OFF

1 2 ... 7 8 9 10 11 12 13 14 15 16 17 ... 73 74

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RAD Data comm FOM-40 Spécifications Page 12

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