Shure BLX4RE-H8E Manuel technique

BLX

Wireless System

Online user guide for Shure BLX wireless system.

Version: 4 (2019-H)

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Table of Contents
BLXWireless System 3
IMPORTANT SAFETY INSTRUCTIONS 3
System Components 4
Quick Start Guide 4
Features 6
Front Panel 6
Back Panel 7
BLX1 7
BLX2 8
Single System Set Up 9
Setting Transmitter Group and Channel 10
Group (letter) 10
Channel (number) 10
Multiple System Setup 11
Manually Setting Receiver Group and Channel 12
Group (letter) 12
Channel (number) 12
Locking and Unlocking Controls 12
Transmitter (lock/unlock) 12
Receiver (lock/unlock) 12
Tips to Improve Wireless System Performance 12
Getting Good Sound 13
Correct Microphone Placement 13
Wearing the Headworn Microphone 13
Adjusting Gain 14
BLX1 14
BLX2 15
Batteries 15
Wearing the Bodypack Transmitter 16
Power Off 16
Removing and Installing Identification Caps 17
Troubleshooting 17
Specifications 18
Certifications 21
Important Product Information 21
LICENSING INFORMATION 22
Information to the user 22
Australia Warning for Wireless 23
Frequency Range and Transmitter Output Level 23
Frequencies for European Countries 24

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BLX

Wireless System

IMPORTANT SAFETY INSTRUCTIONS

READ these instructions.

KEEP these instructions.

HEED all warnings.

FOLLOW all instructions.

DO NOT use this apparatus near water.

CLEAN ONLY with dry cloth.

DO NOT block any ventilation openings. Allow sufficient distances for adequate ventilation and install in accordance

with the manufacturer’s instructions.

DO NOT install near any heat sources such as open flames, radiators, heat registers, stoves, or other apparatus (in

cluding amplifiers) that produce heat. Do not place any open flame sources on the product.

DO NOT defeat the safety purpose of the polarized or grounding type plug. A polarized plug has two blades with one

wider than the other. A grounding type plug has two blades and a third grounding prong. The wider blade or the third

prong are provided for your safety. If the provided plug does not fit into your outlet, consult an electrician for replace

ment of the obsolete outlet.

PROTECT the power cord from being walked on or pinched, particularly at plugs, convenience receptacles, and the

point where they exit from the apparatus.

ONLY USE attachments/accessories specified by the manufacturer.

USE only with a cart, stand, tripod, bracket, or table specified by the manufacturer, or sold with the apparatus. When a

cart is used, use caution when moving the cart/apparatus combination to avoid injury from tip-over.

UNPLUG this apparatus during lightning storms or when unused for long periods of time.

REFER all servicing to qualified service personnel. Servicing is required when the apparatus has been damaged in any

way, such as power supply cord or plug is damaged, liquid has been spilled or objects have fallen into the apparatus,

the apparatus has been exposed to rain or moisture, does not operate normally, or has been dropped.

DO NOT expose the apparatus to dripping and splashing. DO NOT put objects filled with liquids, such as vases, on the

apparatus.

The MAINS plug or an appliance coupler shall remain readily operable.

The airborne noise of the Apparatus does not exceed 70dB (A).

Apparatus with CLASS I construction shall be connected to a MAINS socket outlet with a protective earthing connec

tion.

To reduce the risk of fire or electric shock, do not expose this apparatus to rain or moisture.

Do not attempt to modify this product. Doing so could result in personal injury and/or product failure.

Operate this product within its specified operating temperature range.

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•

1. 1.

This symbol indicates that dangerous voltage constituting a risk of electric shock is present within this unit.

This symbol indicates that there are important operating and maintenance instructions in the literature accom

panying this unit.

WARNING: Danger of explosion if incorrect battery replaced. Operate only with AA batteries.

System Components

Note: Your system comes with a combination of the following components.

BLX1 Bodypack Transmitter

BLX2 Handheld Transmitter (choice of SM58, BETA58A, or PG58)

BLX4 Wireless Receiver

BLX88 Dual Wireless Receiver

PS24 Power Supply

Lavalier microphone (choice of PG185, WL185 or WL93)

Headworn microphone (choice of PG30, SM31FH or SM35)

MX153 Earset microphone

Instrument microphone (BETA98H/C)

Guitar cable (WA302)

Quick Start Guide

Connect receiver to power source.

Connect receiver to mixer or amplifier. Hold power button to turn on.

Press group button on receiver to perform a group scan.

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3. 1.

Install batteries and turn on transmitter.

On the transmitter, set the group and channel to match the receiver. The audio LED on the receiver should illu

minate.

If setting up additional systems, leave the first transmitter and receiver on. For each additional receiver, manual

ly set the group to match the first receiver. Note: The receiver will automatically perform a channel scan to find

an available frequency after the group has been selected. Set the transmitter frequency to match the receiver.

If sound is too faint or distorted, adjust the gain accordingly.

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Features

Front Panel

BLX4

BLX88

①audio LED

Indicates strength of incoming audio signal: green for normal and red for overload.

②ready LED

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Green light indicates system is ready for use and receiving transmitter signal.

③LED Display

Displays group and channel setting.

④group and channel Buttons

Scan: Push and release group button to scan for an open group and channel.

Manual: Push and hold group button to select a group. Push channel button to select a channel in the current group.

⑤power Button

Push and hold to turn power on or off.

Back Panel

BLX4

BLX88

①DC Power Jack

②Adapter Cord Tie-Off

③XLR microphone output jack (MIC out)

④6.35 mm (1/4") instrument level output jack (instrument out)

BLX1

①LED Indicator

Displays power and battery status (see Transmitter LED Indicators).

②power Switch

Toggles power on or off.

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③4-Pin Microphone Input Jack (TA4 connector)

④Antenna

⑤group Button

Changes group setting.

⑥LED Display

Displays group and channel setting.

⑦channel Button

Changes channel setting.

⑧Battery Compartment

⑨Audio Gain Adjustment

Rotate to increase or decrease transmitter gain.

BLX2

①LED Indicator

Displays power and battery status (see Transmitter LED Indicators).

②power Button

Push to turn power on or off.

③group Button

Changes group setting.

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④channel Button

Changes channel and gain setting.

⑤LED Display

Displays group and channel setting.

⑥Identification Cap

⑦Battery Compartment

Transmitter LED Indicators

LED Indicator Status

Green Ready

Rapidly Flashing Red Controls locked

Solid Red Battery power low (less than 1 hour remaining*)

Flashing Red and shuts off Batteries dead (change batteries to power on transmitter)

*For alkaline batteries only. For rechargeable batteries, solid red means the batteries are dead.

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•

Single System Set Up

Before you begin, turn off all transmitters and turn on any equipment (other microphones or personal monitoring systems) that

could cause interference during the performance.

Press and release the group button on the receiver.

The receiver scans for the clearest group and channel.

Note: If you want to stop the scan, push the group button again.

Turn on transmitter and change the group and channel to match the receiver (See Setting Transmitter Group and Chan

nel).

Once the system is set up, perform an audio check and adjust the gain if necessary.

Setting Transmitter Group and Channel

Transmitter group and channel must be manually set to match the receiver.

Group (letter)

Press and release the group button on the transmitter to activate the display. Press the group button again and the dis

play flashes.

While the display is flashing, press the group button again to advance to the desired group setting.

Channel (number)

If channel needs to be changed, follow the same procedure using the channel button instead of the group button.

Note:

When the group and channel correctly match the receiver, the ready LED on receiver illuminates.

After manual setup, the transmitter alternately displays the group and channel setting for about two seconds.

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