Shure BLX88 Manual
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Shure BLX88 Manual

Wireless system
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BLX -- 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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  • Page 1 BLX -- 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.

  • Page 2: System 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) •...
  • Page 3 Shure Incorporated 3. 1. Install batteries and turn on transmitter. 2. On the transmitter, set the group and channel to match the receiver. The audio 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.

  • Page 4: Front Panel

    Shure Incorporated Features Front Panel BLX4 BLX88 ① audio LED Indicates strength of incoming audio signal: green for normal and red for overload. ② ready LED Green light indicates system is ready for use and receiving transmitter signal. ③ LED Display Displays group and channel setting.

  • Page 5: Back Panel

    Shure Incorporated ④ group 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.
  • Page 6 Shure Incorporated 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. BLX2 ① LED Indicator Displays power and battery status (see Transmitter LED Indicators).

  • Page 7: Single System Set Up

    Shure Incorporated ⑦ Battery 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.

  • Page 8: Setting Transmitter Group And Channel

    Shure Incorporated 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.

  • Page 9: Multiple System Setup

    Otherwise, scans from the other receivers will not detect that channel as occupied. For the BLX88, be sure to setup both transmitters before progressing to the next receiver. Turn on any other equipment that could cause interference during the performance so it will be detected during the group and channel scans in the following steps.

  • Page 10: Manually Setting Receiver Group And Channel

    Turn the receiver on. Simultaneously hold the group and channel button. The display flashes rapidly. • When locked, the display flashes rapidly if any key is pressed. • The BLX88 locks on both sides when locked from either side. Tips to Improve Wireless System Performance If you encounter interference or dropouts, try the following suggestions: •...

  • Page 11: Getting Good Sound

    Shure Incorporated • Charge or replace the transmitter battery • Keep transmitters more than two meters (6 feet) apart • Keep the transmitter and receiver more than 5 meters (16 feet) apart • During sound check, mark trouble spots and ask presenters or performers to avoid those areas...

  • Page 12: Adjusting Gain

    Shure Incorporated Adjusting Gain Monitor the audio LED indicator on the receiver front panel when setting the transmitter gain. • Green: normal levels • Red: excessive sound levels (overload). The red LED should only illuminate infrequently when you speak loudly or play your instrument loudly.
  • Page 13 Shure Incorporated BLX2 The BLX2 features two gain level settings, default and attenuated (­10 dB). The default setting is used for most sit­ uations. If the receiver audio LED flickers red often, set the microphone to attenuated. Use the channel button to change the gain setting.

  • Page 14: Wearing The Bodypack Transmitter

    Shure Incorporated WARNING: Danger of explosion if incorrect battery replaced. Operate only with AA batteries. WARNING: Battery packs shall not be exposed to excessive heat such as sunshine, fire, or the like. Wearing the Bodypack Transmitter Clip the transmitter to a belt or slide a guitar strap through the transmitter clip as shown.

  • Page 15: Removing And Installing Identification Caps

    Shure Incorporated Removing and Installing Identification Caps The BLX2 is equipped with a black identification cap from the factory (dual vocal systems ship with additional gray cap). To remove: Remove battery cover. Squeeze sides and pull off cap. To install: Align the cap and click into place. Replace battery cover.

  • Page 16: Specifications

    Shure Incorporated Issue Indicator Status Solution Transmitter indicator LED Replace transmitter batteries (see Changing Bat­ flashing red teries). Audio artifacts or dropouts Ready LED flickering or off • Change receiver and transmitter to a different group and/or channel. • Identify nearby sources of RF interference, and shutdown or remove source.
  • Page 17 Shure Incorporated Dynamic Range 100 dB, A-weighted, typical Operating Temperature -18°C (0°F) to 57°C (135°F) Note: Battery characteristics may limit this range. Polarity Positive pressure on microphone diaphragm (or positive voltage applied to tip of WA302 phone plug) produces positive voltage on pin 2 (with respect to pin 3 of low-impedance output) and the tip of the high impedance 1/4-inch output.
  • Page 18 7.7 oz. (218 g) without batteries Housing Molded ABS Power Requirements 2 LR6 AA batteries, 1.5 V, alkaline Battery Life up to 14 hours (alkaline) BLX4 & BLX88 Output Impedance XLR connector 200 Ω 6.35 mm (1/4") connector 50 Ω 18/26...
  • Page 19 15.1 oz. (429 g) Housing Molded ABS Power Requirements 12–15 V DC @ 160 mA (BLX88, 320 mA), supplied by external power supply (tip positive) Certifications Meets essential requirements of the following European Directives: • WEEE Directive 2002/96/EC, as amended by 2008/34/EC •...
  • Page 20 Changes or modifications not expressly approved by Shure Incorporated could void your authority to operate the equipment. Licensing of Shure wireless microphone equipment is the user’s re­ sponsibility, and licensability depends on the user’s classification and application, and on the selected frequency.

  • Page 21: Frequency Range And Transmitter Output Level

    Shure Incorporated This device complies with Industry Canada licence-exempt RSS standard(s). Operation of this device is subject to the following two conditions: (1) this device may not cause interference, and (2) this device must accept any inter­ ference, including interference that may cause undesired operation of the device.

  • Page 22: Frequencies For European Countries

    Shure Incorporated Band Range Output Power 518 to 530 MHz 10 mW 584 to 608 MHz 10 mW 606 to 630 MHz 10 mW 614 to 638 MHz 10 mW 614 to 638 MHz 10 mW 662 to 686 MHz...
  • Page 23 Shure Incorporated Country Code Frequency Range Code de Pays Gamme de frequences Codice di paese Gamme di frequenza Código de país Gama de frequencias Länder-Kürzel Frequenzbereich F, GB, GR, H, I, IS, L, LT 518 - 542 MHz* NL, P, PL, S, SK, SLO...
  • Page 24 Shure Incorporated Country Code Frequency Range Code de Pays Gamme de frequences Codice di paese Gamme di frequenza Código de país Gama de frequencias Länder-Kürzel Frequenzbereich A, B, BG, CH, CY, CZ, D, EST 614 - 638 MHz* F, GB, GR, H, I, IS, L, LT...
  • Page 25 Shure Incorporated Country Code Frequency Range Code de Pays Gamme de frequences Codice di paese Gamme di frequenza Código de país Gama de frequencias Länder-Kürzel Frequenzbereich A, B, BG, CH, CY, CZ, D, EST 742 - 766 MHz* F, GB, GR, H, I, IS, L, LT...
  • Page 26 Shure Incorporated Country Code Frequency Range Code de Pays Gamme de frequences Codice di paese Gamme di frequenza Código de país Gama de frequencias Länder-Kürzel Frequenzbereich BG, CH, D, DK, EST, F, FIN, IS, N, NL, S license free* A, B, CY, CZ...

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