Shure BLX24R/B58-J11 User's Guide

BLX4R -- Wireless System

IMPORTANT SAFETY INSTRUCTIONS

1. READ these instructions.

2. KEEP these instructions.

3. HEED all warnings.

4. FOLLOW all instructions.

5. DO NOT use this apparatus near water.

6. CLEAN ONLY with dry cloth.

7. DO NOT block any ventilation openings. Allow sufficient distances for adequate ventilation and install in accor

dance with the manufacturer’s instructions.

8. DO NOT install near any heat sources such as open flames, radiators, heat registers, stoves, or other appara
tus (including amplifiers) that produce heat. Do not place any open flame sources on the product.

9. 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 replacement of the obsolete outlet.

10. PROTECT the power cord from being walked on or pinched, particularly at plugs, convenience receptacles,
and the point where they exit from the apparatus.

11. ONLY USE attachments/accessories specified by the manufacturer.

12. 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.

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

14. REFER all servicing to qualified service personnel. Servicing is required when the apparatus has been dam
aged 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.

15. DO NOT expose the apparatus to dripping and splashing. DO NOT put objects filled with liquids, such as vas
es, on the apparatus.

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

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

18. Apparatus with CLASS I construction shall be connected to a MAINS socket outlet with a protective earthing
connection.

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

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

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21. Operate this product within its specified operating temperature range.

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 litera

ture accompanying this unit.

WARNING: This product contains a chemical known to the State of California to cause cancer and birth defects or
other reproductive harm.

Quick Start Guide

1. 1. Connect receiver to power source.

2. Connect receiver to mixer or amplifier. Press the power button to turn on the receiver.

2. Press group button on receiver to perform a group scan.

3. 1. Install batteries and turn on transmitter.

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2. On the transmitter, set the group and channel to match the receiver. The RF bars and battery LED on the
receiver should illuminate.

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

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

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BLX4R Receiver

① Transmitter Battery LED

• Green = Runtime greater than 1 hour

• Red = Runtime less than 1 hour

② LCD Display

Displays receiver and transmitter settings.

③ group Button

• Scan: push and release group button to scan for an open group and channel

• Manual: push and hold group button to select a group.

④ channel Button

• Scan: push and release channel button to scan for an open channel

• Manual: push and hold channel button to select a channel.

⑤ Power Button

Powers the receiver on/off.

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⑥ Antenna Jack B

BNC connector for antenna B.

⑦ DC Power Jack

For DC external power supply (12 to 15 V DC).

⑧ Strain-relief loop for power cord

Secures power cord to receiver.

⑨ Mic Out XLR audio output jack

Supplies microphone-level audio output.

⑩ INST Out audio output jack

Supplies instrument-level audio signal.

⑪ Volume Control

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Use a screwdriver to adjust the output level.

⑫ Antenna Jack A

BNC connector for antenna A.

Receiver LCD Screen

① TV Channel

TV channel for selected frequency.

② Receiver Lock

Indicates control and power lock enabled.

③ Group

Displays selected group.

④ Channel

Displays selected channel.

⑤ RF Signal Strength

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Number of bars corresponds to RF signal strength. OL indicates signal overload.

⑥ Audio Meter

Number of bars indicates audio signal level. OL indicates signal clipping.

⑦ Active Antenna Indicator

Indicates active antenna for the diversity signal.

Transmitters

BLX1

① LED Indicator

Displays power and battery status (see table).

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② power Switch

Toggles power on or off.

③ 4-Pin Microphone Input Jack (TA4 connector)

④ Antenna

⑤ group Button

Changes group setting.

⑥ LED Display

Displays group and channel setting.

⑦ channel Button

Changes channel setting.

⑧ Battery Compartment

⑨ Audio Gain Adjustment

Rotate to increase or decrease transmitter gain.

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BLX2

① LED Indicator

Displays power and battery status (see table).

② power Button

Push to turn power on or off.

③ group Button

Changes group setting.

④ channel Button

Changes channel and gain setting.

⑤ LED Display

Displays group and channel setting.

⑥ Identification Cap

⑦ Battery Compartment

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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.

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.

1. Press and release the group button on the receiver.
The receiver scans for the clearest group and channel.

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