Tascam AV-452 Installation & Support Manual

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IEEE 1394 Interface
Powered Mixer
INSTALLATION & SUPPORT GUIDE
Ü
The lightning flash with arrowhead symbol, within an equilateral triangle, is intended to alert
ÿ
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 shock to persons.
The exclamation point within an equilateral triangle is intended to alert the user to the pres-
Ÿ
ence of important operating and maintenance (servicing) instructions in the literature
accompanying the appliance.
This appliance has a serial number
located on the rear panel. Please record
the model number and serial number
and retain them for your records.
Model number
Serial number
CAUTION: TO REDUCE THE RISK OF ELECTRIC SHOCK, DO NOT
REMOVE COVER (OR BACK). NO USER-SERVICEABLE PARTS
INSIDE. REFER SERVICING TO QUALIFIED SERVICE PERSONNEL.
WARNING: TO PREVENT FIRE OR SHOCK
HAZARD, DO NOT EXPOSE THIS
APPLIANCE TO RAIN OR MOISTURE.
D00788500B

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Summary of Contents for Tascam AV-452

  • Page 1 D00788500B IEEE 1394 Interface Powered Mixer INSTALLATION & SUPPORT GUIDE CAUTION: TO REDUCE THE RISK OF ELECTRIC SHOCK, DO NOT Ü REMOVE COVER (OR BACK). NO USER-SERVICEABLE PARTS INSIDE. REFER SERVICING TO QUALIFIED SERVICE PERSONNEL. The lightning flash with arrowhead symbol, within an equilateral triangle, is intended to alert ÿ...
  • Page 2: Important Safety Instructions

    Do not install this apparatus in a confined space the manufacturer. such as a book case or similar unit. The apparatus draws nominal non-operating power from the AC outlet with its POWER switch in the off position. TASCAM AV-452 Installation & Support Guide...
  • Page 3 Dies is eine Einrichtung, welche die Funk-Entstörung nach Klasse A besitzt. Diese Einrichtung kann im Wohnbereich Funkstörungen versursachen ; in die- sem Fall kann vom Betrieber verlang werden, ange- messene Maßnahmen durchzuführen und dafür aufzukommen. TASCAM AV-452 Installation & Support Guide...
  • Page 4: Table Of Contents

    RELAY CONTROL pinouts ................19 8 – Specifications and block diagram Video specifications ................20 AV audio and microphone specifications..........20 Master section specifications ..............21 Audio performance .................21 Power and physical specifications ............22 Dimensional drawing................22 Block diagram..................23 TASCAM AV-452 Installation & Support Guide...
  • Page 5: Introduction

    We suggest that the Operation Guide is kept close to the AV-452, and the spaces on this sheet are filled in, Controls and connectors on other units are written in this way: REC IN.
  • Page 6: How The Manual Is Organized

    AV-452. ing the way in which the AV-452 can learn the IR codes necessary to control external devices. 3, “Front panel features” (page 8)
  • Page 7: General Installation Notes

    Power supply The AV-452 can use an AC power supply as marked The power switch is located on the rear panel to pre- on the rear panel. Do not use any other voltage of vent the user from accidentally turning power off power supply, as this may result in damage.
  • Page 8: Front Panel Features

    ONLY setting), the last-selected video source will be record source selector. output through the video connectors. • In the position, the output of the signal SOURCE selected using the AV selector keys is fed to the TASCAM AV-452 Installation & Support Guide...
  • Page 9: Main Control Section

    ROOM VOLUME NOTE switch determines whether this input replaces the The AV-452 is not provided with an “RGB 1” input or input signals or is summed with them (see ("CAS- output. This numbering system refers to any projector CADE (switch 2)" on page 17).
  • Page 10: Remote Control Unit Features

    The RC-452 remote control unit is designed for con- extended period of time, data loss will occur, and the trol of not only the AV-452, but up to four additional codes must then be re-learned. connected units (marked as...
  • Page 11: Learning Command Codes

    The RC-452’s design allows it to be used for the con- On the RC-452, press the key which will be trol of up to five devices in addition to the AV-452: mapped to the other equipment’s function. projector or display (...
  • Page 12: Rear Panel Connections

    All connectors on the rear panel are labeled relative to S-Video signals. In some designs, you may need to the AV-452. In other words, a connector labeled IN on connect both video formats to the source decks. the AV-452 should be connected to one marked OUT on another piece of equipment.
  • Page 13: Av Audio And Microphone Connections

    S CASSETTE OUT and IN connectors NOTE These pairs of connectors feed the inputs of a cas- The AV-452 is supplied with several sets of shorting sette recorder ( ) and accept the output signals plugs for the unused RCA input connectors. Remove...
  • Page 14: Master" Audio Connections

    12, 24 or 70 volts. When the speaker signal arrives at front panel the AV-452, it is converted by the AV-452 into a line level signal, where it is added to the line and speaker outputs (but not to the...
  • Page 15: External Control Connectors

    This female 9-pin D- See the fol- sub port accepts and receives serial signals, allowing lowing section for the meanings of these configura- the AV-452 to be controlled by a serial device. See tion switches. TASCAM AV-452 Installation & Support Guide...
  • Page 16: Customization And Settings

    AV ducking facility (AV DUCKER) These are explained here: LEARN IR (switch 1) This function allows the AV-452 to learn the IR codes Here we are programming the key on the AV- for direct control of a monitor, video projector, etc.
  • Page 17: Cascade (Switch 2)

    If the mono option is chosen, it is possible to use the does not affect the LINE outputs , which are AV-452 to control the sound fed to either or both of switched between mono and stereo with a dedicated switch...
  • Page 18: External Control

    NOTE and to keep a copy to hand for troubleshooting on site. Only set the serial address with the power to the AV-452 turned off as the AV-452 will only recognize the setting The serial port can operate as a RS-232, RS-422 or at power-on.
  • Page 19: Relay Control Port

    An IR blaster that has been found to work well with to an IR “blaster” device, which can be used to relay the AV-452 is the Xantech 283M IR emitter. Please command codes from the AV-452 to an external mon- consult your TASCAM distributor for up-to-date de- itor or projector, etc.
  • Page 20: Specifications And Block Diagram

    (–7.8 dBu) (nominal), +10.8 dBV (+13 dBu) (maximum) CD-RW Output impedance, 100Ω, Output level –10 dBV (–7.8 dBu) (nominal), +10.8 dBV (+13 dBu) (maximum) Output impedance, 100Ω, Output level –10 dBV (–7.8 dBu) (nominal), +10.8 dBV (+13 dBu) (maximum) TASCAM AV-452 Installation & Support Guide...
  • Page 21: Master Section Specifications

    65dB, Input channels at 1kHz Speaker Noise level (DIN Audio +A): 4 mV (ROOM VOLUME at max, MIC faders at min, inputs shorted); 1.2 mV (ROOM VOLUME minimum outputs Signal-to-noise ratio (DIN Audio+A):70 dB (output of 50 W) TASCAM AV-452 Installation & Support Guide...
  • Page 22: Power And Physical Specifications

    RC-452 remote control unit 2 x AAA dry cell batteries Power cord Rack mounting kit Dimensional drawing 482mm (19.0") 465mm (18.3") 436mm (17.2") 355mm 20mm 21mm (0.8") (0.8") 330m (13.0") 36mm 64mm (1.4") (2.5") 230mm (9.1") TASCAM AV-452 Installation & Support Guide...
  • Page 23: Block Diagram

    8 – Specifications and block diagram Block diagram TASCAM AV-452 Installation & Support Guide...
  • Page 24 AV-452 TEAC CORPORATION Phone: +81-422-52-5082 www.tascam.com 3-7-3, Nakacho, Musashino-shi, Tokyo 180-8550, Japan TEAC AMERICA, INC. Phone: +1-323-726-0303 www.tascam.com 7733 Telegraph Road, Montebello, California 90640 TEAC CANADA LTD. Phone: +1905-890-8008 Facsimile: +1905-890-9888 www.tascam.com 5939 Wallace Street, Mississauga, Ontario L4Z 1Z8, Canada TEAC MEXICO, S.A.

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