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Yamaha IMX644 manual

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Table of contents for the manual

  • Page 1

    Owner's Manual EN LST0803-001B 008AP-02B0 © 2008 Y amaha Corporation U .R.G., Pro Audio Division Y amaha Pro A udio global web site: http://www .y amahapr oaudio.com/ Y amaha Manual Library http://www .y amaha.co.jp/manual/[...]

  • Page 2

    The abov e warning is located on the top of the unit. Explanation of Graphical Symbols The lightning flash with arrowhead symbol within an equilateral triangle is intended to alert the user to the presence of uninsulated “dangerous voltage” within the product’ s enclosure that may be of sufficient magnitude to constitute a risk of electric [...]

  • Page 3

    (5)-6 1/2 IMX644 Owner’s Manual 3 PRECAUTIONS PLEASE READ CAREFULL Y BEFORE PROCEEDING * Please keep this man ual in a saf e place for future ref erence. W ARNING Always follow the basic precautions listed below to avoid the possibility of serious injury or even death from electrical shock, short-circuiting, damages, fire or other hazards. These[...]

  • Page 4

    (5)-6 2/2 4 IMX644 Owner’s Manual • Before connecting the device to other devices, turn off the power for all devices. Before turning the power on or off for all devices, set all volume levels to minimum. • The included power cable has a three-conductor plug, so if the AC outlet is grounded the IMX644 will be grounded appropriately. • When [...]

  • Page 5

    IMX644 Owner’s Manual 5 Table of contents Introduction Features ............................................................................... 6 Precautions for Rack Mounting ............................................ 7 Before Operation .................................................................. 7 Acquiring the IMX644 Manager Software a[...]

  • Page 6

    6 IMX644 Owner’s Manual Intr oduction Thank you for purchasing the Yamaha IMX644 Digital Installation Mixer. In order to take full advantage of the IMX644 functionality and to ensure trouble-free operation, please read this owner’s manual carefully before use. After you have read the manual, keep it in a safe place for reference when needed. ?[...]

  • Page 7

    Introduction IMX644 Owner’s Manual 7 This unit will operate stably in an environmental temperature of 0–40˚C. If you install this device together with multiple units of the same device or other devices in an EIA standard rack, the heat produced by the various devices may raise the ambient tem- perature inside the rack, resulting in inefficient[...]

  • Page 8

    8 IMX644 Owner’s Manual Contr ols and Functions 1 [LOCK] Switch and Indicator The [LOCK] switch can be used to “lock” the panel level knobs (5, 8, and 11), making them inoperable and preventing acciden- tal changes. After setting levels and/or recalling a memory as re- quired, press the [LOCK] switch with a thin object (such as the tip of a p[...]

  • Page 9

    Controls and Functions IMX644 Owner’s Manual 9 ■ MONO INPUT Section 3 Matrix Indicators The outputs to which each mono input are assigned are displayed by orange indicators. 4 [SIGNAL/PEAK] Indicators These indicators light green when a signal is detected at the cor- responding mono input. The [SIGNAL/PEAK] indicators also light red to indicate[...]

  • Page 10

    Controls and Functions 10 IMX644 Owner’s Manual NOTE • Refer to “Connectors and Cables” on page 13 f or details on connectors and cab les for use with the IMX644. 1 [AC IN] Connector Connect the supplied AC cable here. First connect the AC cable to the IMX644, then plug it into an appropriate AC outlet. 2 Earth Screw For maximum safety, ple[...]

  • Page 11

    Controls and Functions IMX644 Owner’s Manual 11 9 [+48V] Switch When ON, 48V phantom power is applied to the corresponding mono input. Turn the [+48V] switch ON for channels to which phantom-powered condenser microphones or other devices that require phantom power are connected. CAUTION • Make sure that phantom po wer is turned OFF unless it is[...]

  • Page 12

    12 IMX644 Owner’s Manual Connections System Example 1 2 3 4 5 6 7 8 Computer CD recorder Po wer amplifier Po wer amplifier External control input/ output device AMX or similar external controller Microphone Cassette deck MD player Wireless tuner Wireless microphone Zone 3 speakers Zone 4 speakers Zone 1 speakers Zone 2 speakers[...]

  • Page 13

    Connections IMX644 Owner’s Manual 13 ■ [MONO INPUT] and [OUTPUT] Con- nectors (3-pin Eur oblock) Connect external microphones, amplifiers and other devices to the rear-panel [MONO INPUT] and [OUTPUT] connectors via cables fitted with the supplied 3-pin Euroblock plugs. Follow the procedure outlined in this section to attach the Eurob- lock plug[...]

  • Page 14

    Connections 14 IMX644 Owner’s Manual 3 Securely tighten the terminal scre ws. Pull the cables (not too strongly) to confirm that they are securely connected. 4 Connect the Eurob lock plug to the IMX644 Eurob lock connector . ■ [REMO TE] Connector (RS-232C) Connect to this connector when controlling the IMX644 from the IMX644 Manager applicatio[...]

  • Page 15

    IMX644 Owner’s Manual 15 Mix Functions The IMX644 mix functions can be programmed and edited in detail using the IMX644 Manager installed on a computer (page 7). The mix functions that can be controlled by the IMX644 Manager application are discussed in this section. For operating details refer to the IMX644 Manager Owner’s Manual. To enable co[...]

  • Page 16

    Mix Functions 16 IMX644 Owner’s Manual ■ Feedback Suppressor The Feedback Suppressor effectively controls feedback by iden- tifying the feedback frequencies that will occur naturally as a re- sult of the combined acoustic and electrical characteristics of the sound system within the acoustic space in which it is used. The Feedback Suppressor in[...]

  • Page 17

    Mix Functions IMX644 Owner’s Manual 17 ■ OUTPUT EQ The parameters of the independent 6-band parametric equalizers provided for OUTPUT channels 1 through 4 can be adjusted and displayed. The following EQ types can be specified for each band. The initial default settings when the P.EQ type is selected are as follows. ■ DELA Y Sets the output ch[...]

  • Page 18

    18 IMX644 Owner’s Manual Appendix The following procedure initializes the IMX644 memory. CAUTION • All data stored in memory will be erased when the memor y is initialized. P erf orm the following procedure with caution. 1 T urn the IMX644 power OFF . 2 T urn the power back ON while sim ultaneously holding the MEM- OR Y [A] and [D] buttons. Ini[...]

  • Page 19

    Appendix IMX644 Owner’s Manual 19 3 To recall the initial memory data press a MEMORY b utton for longer than two seconds. NOTE • Initialization erases the pass word required to connect the IMX644 Manager application to the IMX644 unit. After initialization it will be necessary to set a new password to bring the IMX644 online. The chart below sh[...]

  • Page 20

    Appendix 20 IMX644 Owner’s Manual The commands that can be transferred between the IMX644 and a remote controller are as follows. <Command> <Option 1> <Option 2> … <Option n> <Line Feed> •A line feed (LF = 0x0A) is necessary at then end of ev ery command line. • At least one character space is required between [...]

  • Page 21

    Appendix IMX644 Owner’s Manual 21 ANALOG INPUT CHARACTERISTICS * 0dBu = 0.775 Vrms. , 0dBV = 1.00 Vrms. * +48V DC( phantom power ) is supplied to MONO INPUT[1-6] EUR OBLOCK connectors via each individual switch. * All AD converters are 24 bit linear , 64times oversampling. ANALOG OUTPUT CHARACTERISTICS * 0dBu = 0.775 Vrms. , 0dBV = 1.00 Vrms. * A[...]

  • Page 22

    Appendix 22 IMX644 Owner’s Manual Output impedance of signal generator : 150 ohms Frequency Response 20Hz-20kHz, reference to the nominal output lev el @1kHz Total Harmonic Distortion @1kHz *T otal Harmonic Distortion are measured with a 22kHz low pass filter EIN (EIN=Equivalent Input Noise) * EIN are measured with a IHF-A filter Hum & Nois[...]

  • Page 23

    Appendix IMX644 Owner’s Manual 23 ■ Example: Controlling the IMX644 fr om a switc h ■ Example: Lighting the LED of an external device fr om the IMX644 ■ Example: Lighting the LED of an external device while the IMX644 po wer is ON. GPI Cir cuit Example IMX644 +5V CPU 1K 47K 22K INPUT GND IMX644 110 CPU GND OUTPUT Max.30mA Max. +35V Lit IMX6[...]

  • Page 24

    Appendix 24 IMX644 Owner’s Manual * Specifications and descriptions in this owner’s manual are for information purposes only. Yamaha Corp. reserves the right to c hange or modify products or specifications at any time without prior notice. Since specifications, equipment or options may not be the same in every locale, please check with your Yam[...]

  • Page 25

    Appendix IMX644 Owner’s Manual 25 Block Diagram +48V MONO 1 - 6 ON +48V AD + - INPUT GAIN S IGNAL PEAK 1 2 3 3BAND PEQ LEVEL F. B . SUP TO OUT1 TO OUT2 OUT 1A(L) BUS OUT 1B(R) BUS OUT 2A(L) BUS OUT 2B(R) BUS OUT 3 BUS OUT 4 BUS TO OUT3 TO OUT4 PAD 34dB STER EO 1-3 AD SIGNAL PEAK 2BAND PEQ LEVEL TO OUT1 TO OUT2 TO OUT3 TO OUT4 AD 2BAND PEQ Priorit[...]

  • Page 26

    Information for Users on Collection and Disposal of Old Equipment This symbol on the products, packaging, and/or accompanying documents means that used electrical and electronic products should not be mixed with general household waste. For proper treatment, recovery and recycling of old products, please take them to applicable col- lection points,[...]

  • Page 27

    For details of products, please contact your nearest Y amaha representative or the authorized distrib utor listed below . CANAD A Y amaha Canada Music Ltd. 135 Milner A venue, Scarborough, Ontario, M1S 3R1, Canada T el: 416-298-1311 U .S.A. Y amaha Corporation of America 6600 Orangethorpe A ve., Buena Park, Calif. 90620, U.S.A. T el: 714-522-9011 M[...]

  • Page 28

    Owner's Manual EN LST0803-001B 008AP-02B0 © 2008 Y amaha Corporation U .R.G., Pro Audio Division Y amaha Pro A udio global web site: http://www .y amahapr oaudio.com/ Y amaha Manual Library http://www .y amaha.co.jp/manual/[...]