JBL VRX918SPの取扱説明書

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Summary
  • JBL VRX918SP - page 1

    User ’ s Guide VRX932LAP VRX918SP VRX-AF VRX_Powered_UsersGuid#C77E6.qxp 9/21/07 5:05 PM Page 1 ...

  • JBL VRX918SP - page 2

    2 VRX_Powered_UsersGuid#C77E6.qxp 9/21/07 5:05 PM Page 2 ...

  • JBL VRX918SP - page 3

    3 P A TENTS VRX series products are manufactured and sold under U.S. patents 5,748,760; 6,1 12,847; 6,394,223; 6,847,726; 6,774,510; D483,743; and 6,768,806. CONTENTS Section 1. Safety Instructions 4 JBL DrivePack ® Declaration of Conformity 6 Section 2. Before Y ou Begin 7 Section 3. Introduction to The VRX932LAP 8 Section 4. Introduction to The ...

  • JBL VRX918SP - page 4

    4 IMPORT ANT 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. Install in accordance with the manufacturer's instructions. 8. Do not install near any heat ...

  • JBL VRX918SP - page 5

    5 THIS APP ARA TUS CONT AINS POTENTIALL Y LETHAL VOL T AGES. TO PREVENT ELECTRIC SHOCK OR HAZARD, DO NOT REMOVE DRIVEP ACK CHASSIS, INPUT MODULE OR AC INPUT COVERS. NO USER SERVICEABLE P AR TS INSIDE. REFER SERVICING TO QUALIFIED SERVICE PERSONNEL. W A TCH FOR THESE SYMBOLS The lightning bolt triangle is used to alert the user to the risk of electr ...

  • JBL VRX918SP - page 6

    6 SAFETY AND EMC COMPLIANCE SPECIFICA TIONS EN 55103-1:1997 Electromagnetic Compatibility - Product Family Standard for Audio, Video, Audio-Visual land Entertainment Lighting Control Apparatus for Professional Use, Part 1: Emissions EN 55103-1:1997 Magnetic Field Emissions-Annex A @ 10 cm and 1 M EN 55022:2003 Limits and Methods of Measurement of R ...

  • JBL VRX918SP - page 7

    7 The VRX Series loudspeakers covered by this manual are not intended for fixed installation in outdoor or high moisture environments. Moisture can damage the speaker cone and surround and cause corrosion of electrical contacts and metal parts. Avoid exposing the speakers to direct moisture. Keep loudspeakers out of extended or intense direct sunli ...

  • JBL VRX918SP - page 8

    8 ...

  • JBL VRX918SP - page 9

    9 VRX932LAP - 12", POWERED TWO-WA Y , LINE-ARRA Y LOUDSPEAKER SYSTEM FUNCTIONAL BLOCK DIAGRAM Frequency Range (-10 dB): 57 Hz - 20 kHz Frequency Response (±3 dB): 75 Hz - 20 kHz Coverage Pattern: 100º x 15º nominal Maximum Peak Output, SPL 1 136 dB SPL at 1m LF Driver: 1 x JBL 2262FF 305 mm (12 in) dual voice coil Differential Drive ® woof ...

  • JBL VRX918SP - page 10

    10 ...

  • JBL VRX918SP - page 11

    11 VRX918SP - 18" POWERED SUBWOOFER Frequency Range (-10 dB): 31 Hz - 180 Hz Frequency Response (±3 dB): 34 Hz - 120 Hz Maximum Peak Output, SPL1: 126 dB SPL at 1m LF Driver: 1 x JBL 2268FF 457 mm (18 in) dual voice coil Differential Drive ® woofer with neodymium-magnet Bandpass Nominal Impedance: LF: 2 x 2 ohms DPC-2 Internal Amplification ...

  • JBL VRX918SP - page 12

    12 INTRODUCTION T O THE JBL DRIVEP ACK ® DPC-2 INTEGRA TED AUDIO SYSTEM JBL DrivePack equipped loudspeakers are a family of fully integrated audio systems, coupling industry-leading loudspeaker technology to a combination of comprehensive digital signal processing and advanced amplifier technology , perfectly matched to the enclosures to deliver s ...

  • JBL VRX918SP - page 13

    13 AC POWER REQUIREMENTS JBL DrivePack DPC-2 systems are equipped with a DPC-2 multi-channel Dual-Bridged T echnology™ power amplifier and loudspeaker specific DSP electronics. The system requires appropriate AC power . CAUTION: In compliance with safety agency criteria and proper system operation, it is critical that the sys- tem installer obser ...

  • JBL VRX918SP - page 14

    14 Line V oltage Selection: DrivePack DPC-2 amplifier models feature a user-configurable dual-voltage international power supply and is easily set to the appropriate local AC Power Mains voltage supply . A 2-way slide switch is provided to select 100-120V AC or 200-240V AC operation, 50/60Hz. Before you set up your VRX900 Powered series speaker for ...

  • JBL VRX918SP - page 15

    INDICA T ORS 6. PEAK Red LED, detects excessive input signal. Reduce the input level if this LED lights excessively . The LED illuminates when overload is detected. 7. SIG Green LED, detects input signal, illuminates above the threshold set at -70 dBu. 8. POWER Blue LED - located near voltage select switch, illuminates when AC power is applied and ...

  • JBL VRX918SP - page 16

    16 CONNECT ORS 9. Audio In F-XLR Active 20K Ohm Balanced, 10K Ohm Unbalanced. Pin 2 Hot (Positive voltage produces outward cone motion of L.F . Transducers). 10. Audio Out M-XLR Passive Audio Pass-through. Pin 2 Hot (Positive voltage produces outward cone motion of L.F . T ransducers). 1 1. AC LINE INPUT Blue Neutrik PowerCon ® NAC3MP A A-type air ...

  • JBL VRX918SP - page 17

    The VRX918SP input panel features analog audio inputs and sophisticated onboard digital signal processing technology . Precision Bandpass limiting and automatic self-protection functions ensure maximum performance. CONTROLS 1. AUDIO OUT T wo-position push-button DSP preset selection switch, enables an 80Hz Hi-Pass filter (graph 1) or direct loop th ...

  • JBL VRX918SP - page 18

    18 INDICA T ORS 6. PEAK Red LED, detects excessive input signal. The LED illuminates when overload at any point is detected. 7. SIG Green LED, detects input signal, illuminates above the threshold set at -70 dBu. 8. POWER Blue LED - located near voltage select switch, illuminates when AC power is applied and unit is ready for operation. CONNECT ORS ...

  • JBL VRX918SP - page 19

    AMPLITUDE SHADING AMPLITUDE SHADING Amplitude shading is a technique that allows the coverage pattern of a loudspeaker array to be shaped by adjusting the relative acoustic output of some of the devices in the array . Most often, array shading involves only the mid and high-frequency sections of the array . In a simple system consisting of three VR ...

  • JBL VRX918SP - page 20

    20 ARRA Y CONFIGURA TION SELECT OR (ACS) Below is an example of applying the ACS in a three-speaker array . In this particular configuration, the ACS on the top speaker is set at +3 dB, the middle speaker at 0 dB, and the bottom speaker -3 dB. VRX_Powered_UsersGuid#C77E6.qxp 9/21/07 5:05 PM Page 20 ...

  • JBL VRX918SP - page 21

    SECTION 6: DEPLO YING THE SY STEM The VRX932LAP/VRX918SP are flexible speaker systems that can be deployed in ground-supported or suspended applications. The following information will help you set up your VRX932LAP/VRX918SP system safely and effectively . POLE AND TRIPOD SAFETY WARNINGS! When using stands or poles, be sure to observe the following ...

  • JBL VRX918SP - page 22

    22 DUAL VRX932LAP Unlike most conventional speakers, the VRX932LAP is designed so that a pair of speakers may be safely mounted onto a pole or tripod stand. For most applications, the forward socket of the dual angle pole socket will be used. This will tilt the lower of the two speakers at a 15° down-angle (providing coverage of the near listeners ...

  • JBL VRX918SP - page 23

    Correct use of all rigging hardware is required for secure system suspension. Careful calculations should always be performed to ensure that all components are used within their Maximum Load Limit before the array is suspended. Never exceed the maximum recommended load ratings. Prior to suspending the system, an expert, trained and experienced in f ...

  • JBL VRX918SP - page 24

    W ARNING: Do not use the older VRX932LA-AF array frame to suspend powered VRX932LAP or VRX918SP systems INST ALLING THE ARRA Y FRAME The array frame is attached to the internal rigging of the VRX900 system using the provided Quick Release Pins W ARNING: Do not use any substitute for these pins. 1. Begin by attaching the two side arms (A) to either ...

  • JBL VRX918SP - page 25

    25 GROUND-ST ACKED , UPWARD FIRING ARRA YS Applications such as covering stadium bleachers from the playing field may be addressed by installing the array frames to the bottom of the array . Up to four VRX932LAP loudspeakers may be locked together and ground stacked using the VRX array frame kit, as shown. W ARNING: Do not ground stack more than fo ...

  • JBL VRX918SP - page 26

    26 SECTION 8 : INTRODUCTION T O THE VRX-AF The VRX-AF is an array frame designed to be used for suspension of the VRX932LAPand VRX918SP loudspeaker systems. The optional array frame kit includes the following items: • 1 x center frame • 2 x side arms • 4 x quick release pins • 2 x drop levers • 2 x 3/8" shackles WORKING LOAD LIMIT Th ...

  • JBL VRX918SP - page 27

    27 JBL W ARRANTY AND INFORMA TION MAILING ADDRESS: JBL Professional 8500 Balboa Blvd. Northridge, CA 91329 USA SHIPPING ADDRESS: JBL Professional 8370 Balboa Blvd., Dock D Northridge, CA 91329 USA (Do not return product to this address without first obtaining prior authorization from JBL) CUST OMER SERVICE: Monday through Friday 8:00am - 5:00pm Pac ...

  • JBL VRX918SP - page 28

    JBL Professional 8500 Balboa Blvd. Northridge, CA 91329 USA Part Number: 364536-001 09/2007 VRX_Powered_UsersGuid#C77E6.qxp 9/21/07 5:05 PM Page 28 ...

メーカー JBL カテゴリー Portable Speaker

JBL VRX918SPのメーカーから受け取ることができるドキュメントは、いくつかのグループに分けられます。その一部は次の通りです:
- #BRANDの図面#
- VRX918SPの取扱説明書
- JBLの製品カード
- パンフレット
- またはJBL VRX918SPの消費電力シール
それらは全部重要ですが、デバイス使用の観点から最も重要な情報は、JBL VRX918SPの取扱説明書に含まれています。

取扱説明書と呼ばれる文書のグループは、JBL VRX918SPの取り付け説明書、サービスマニュアル、簡易説明書、またはJBL VRX918SPのユーザーマニュアル等、より具体的なカテゴリーに分類されます。ご必要に応じてドキュメントを検索しましょう。私たちのウェブサイトでは、JBL VRX918SPの製品を使用するにあたって最も人気のある説明書を閲覧できます。

関連する取扱説明書

JBL VRX918SPデバイスの取扱説明書はどのようなものですか?
取扱説明書は、ユーザーマニュアル又は単に「マニュアル」とも呼ばれ、ユーザーがJBL VRX918SPを使用するのを助ける技術的文書のことです。説明書は通常、全てのJBL VRX918SPユーザーが容易に理解できる文章にて書かれており、その作成者はその分野の専門家です。

JBLの取扱説明書には、基本的な要素が記載されているはずです。その一部は、カバー/タイトルページ、著作権ページ等、比較的重要度の低いものです。ですが、その他の部分には、ユーザーにとって重要な情報が記載されているはずです。

1. JBL VRX918SPの説明書の概要と使用方法。説明書にはまず、その閲覧方法に関する手引きが書かれているはずです。そこにははJBL VRX918SPの目次に関する情報やよくある質問、最も一般的な問題に関する情報を見つけられるはずです。つまり、それらはユーザーが取扱説明書に最も期待する情報なのです。
2. 目次。JBL VRX918SPに関してこのドキュメントで見つけることができる全てのヒントの目次
3. JBL VRX918SPデバイスの基本機能を使うにあたってのヒント。 JBL VRX918SPのユーザーが使い始めるのを助けてくれるはずです。
4. トラブルシューティング。JBL VRX918SPに関する最も重要な問題を診断し、解決するために役立つ体系化された手続き
5. FAQ。よくある質問
6. 連絡先。一人では問題を解決できない場合に、その国におけるJBL VRX918SPのメーカー/サービスへの連絡先に関する情報。

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