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Christie Vive Audio LA3C User Manual

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Christie Vive Audio LA3C
Speaker
U s e r M a n u a l
020-101272-02

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Summary of Contents for Christie Vive Audio LA3C

  • Page 1 Christie Vive Audio LA3C Speaker U s e r M a n u a l 020-101272-02...
  • Page 2 The warranty does not apply to any product where the serial number has been removed or obliterated. The warranty also does not apply to any product sold by a reseller to an end user outside of the country where the reseller is located unless (i) Christie has an office in the country where the end user is located or (ii) the required international warranty fee has been paid.

  • Page 3: Table Of Contents

    Accessories ........... 14 Christie Vive Audio LA3C Speaker User Manual...

  • Page 4: Safety Information

    United States Occupational Safety and Health Administration (OSHA): Duration (Consecutive) Sound Pressure Level (dbA), Slow Responses 8 hrs 6 hrs 4 hrs 3 hrs 2 hrs 1.5 hrs 1 hr 30 min Christie Vive Audio LA3C Speaker User Manual 020-101272-02 Rev. 1 (07-2017)

  • Page 5: Technical Support

    Observe load ratings and all applicable local safety codes. • Only use attachments or accessories specified by Christie. • To reduce the risk of system damage, turn off the power amplifier and then disconnect the speaker wire before performing a repair or maintenance.

  • Page 6: Introduction

    This table lists the components that are shipped with the LA3C. Quantity Description Part number Christie LA3C line array surround speaker 145-111104-XX Christie LA3C line array surround speaker with grill 145-112105-XX Christie Vive Audio LA3C Speaker User Manual 020-101272-02 Rev. 1 (07-2017)

  • Page 7: Installation

    2. Connect the speaker wire to the positive (A) and negative (B) terminals on the back of the speaker. Use a #8 spade lug (part number: 145-159106-XX) if you are creating crimped spade lug terminations. Christie Vive Audio LA3C Speaker User Manual 020-101272-02 Rev. 1 (07-2017)

  • Page 8: Fly The La3C

    4. Turn on the amplifier and verify that the speaker is receiving power. Fly the LA3C The LA3C is flown, according to installer best practices, using four rigging wires and any legally required redundant safety cables. Christie Vive Audio LA3C Speaker User Manual 020-101272-02 Rev. 1 (07-2017)

  • Page 9: Ceiling Mount The La3C

    2. Attach the following bracket to the back of the speaker using the four M8 button head screws. Description Part number Ceiling mount (MM-3RDX-18) 111-683209-XX 3. Mount the speaker to the ceiling using the manufacturer documentation provided with the bracket. Ceiling mount bracket LA3C speaker Christie Vive Audio LA3C Speaker User Manual 020-101272-02 Rev. 1 (07-2017)

  • Page 10: Troubleshooting

    Verify that there are no missing screws. Replace all screws that you removed during installation. • Have an authorized dealer complete an audio test (for example, pink noise, frequency sweeps, and content and program material). Christie Vive Audio LA3C Speaker User Manual 020-101272-02 Rev. 1 (07-2017)

  • Page 11: There Is Speaker Noise Or Hiss

    Reroute audio cables away from AC power and lighting cables. • Verify correct gain structuring of B Chain and input and output levels of source devices and amplifiers. • Check the polarity. Christie Vive Audio LA3C Speaker User Manual 020-101272-02 Rev. 1 (07-2017)

  • Page 12: Specifications

    95.5 dB Sensitivity , 1 W/1 m Recommended amplifier power 640 W - 1160 W (FTC) at 6 Ohms / Christie CDA2 or Christie CDA3 (depending on application) Rated impedance 6 Ohms Measured at distances of 4 m and 8 m, in free field and on ground plane. Sensitivity is calculated based on measured SPL response averaged in 200 Hz-3 kHz range and scaled back to 1 m.

  • Page 13: Connections

    38.3 cm x 95.4 cm x 23.8 cm (15.1 in.) x (37.5 in.) x (9.4 in.) Weight (net) 22 kg (48.5 lb) Parts Specification Part Number 5.25 in. woofer 003-120885-XX TWTR Bridge Kapton LA3C 003-121032-XX Christie Vive Audio LA3C Speaker User Manual 020-101272-02 Rev. 1 (07-2017)

  • Page 14: Accessories

    Adapter channel 1/2 in. 111-687203-XX extension tube Ceiling mount 1/2 in. extension 111-689205-XX tube SpeakON Connector (for 145-158105-XX amplifier output to speaker) #8 Spade Lug (for speaker input 145-159106-XX from amplifier) Christie Vive Audio LA3C Speaker User Manual 020-101272-02 Rev. 1 (07-2017)
  • Page 15 Corporate offi ces Worldwide offi ces USA – Cypress Australia Eastern Europe and India Singapore ph: 714-236-8610 ph: +61 (0) 7 3624 4888 Russian Federation ph: +91 (080) 6708 9999 ph: +65 6877-8737 ph: +36 (0) 1 47 48 100 Canada –...

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