E-peak switch positions (see, Item – Extron Electronics MTP 15HD RS Series User Guide Rev. F User Manual

Page 14

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d

RS-232 connector — Connect a serial communications port to this 3.5 mm, 3-pole

captive screw connector for bidirectional RS-232 communication. Wire the connector as
shown in figure 6.

Ground

Tx

Rx

Gnd

Receive

Transmit

Connected RS-232

Device Pins

MTP

Pins

Figure 6.

RS-232 Connector Wiring

NOTES:

By default, the RS-232 portion of the TP link is unidirectional only from

the transmitter to the receiver. If there is only one receiver in a system,
a jumper within the receiver allows the RS-232 communication to be
bidirectional (see "

Receiver Jumpering

" on page 5).

The length of the exposed wires in the stripping process is critical. The

ideal length is 3/16 inches (5 mm). If the exposed section is longer, the
exposed wires may touch, causing a short circuit between them. If it is
shorter, the wires can be easily pulled out, even if tightly fastened by the
captive screws.

Do not tin the wires. Tinned wire does not hold its shape and can

become loose over time.

e

Pre-Peak switch — The Pre-Peak switch alters the TP signal output to correct for

long cable runs. See the

table

on page 4 for suggested switch settings based on the

transmitted video format and transmission distance.

f

Output connector Connect one end of a TP cable to this RJ-45 female connector

on the transmitter. Connect the free end of the same TP cable to the RJ-45 female
connector on the receiver. See "

Twisted Pair Cable Termination

" on page 14 to wire

the RJ-45 connectors.

CAUTION: Do not connect these devices to a computer data or

telecommunications network.

NOTES:

The non-C7 transmitters and receivers will not work properly with

STP201 or CAT 7 STP cable.

The C7 transmitters and receivers will work properly only with STP201

or CAT 7 STP cable.

MTP 15HD RS Series • Installation and Operation

10

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