Toa DA-500F-HL CU User Manual
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Toa DA-500F-HL CU User Manual

Toa DA-500F-HL CU User Manual

Multichannel power amplifiers
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MULTICHANNEL POWER AMPLIFIERS

TABLE OF CONTENTS

2. SAFETY PRECAUTIONS ........................... 3
3. GENERAL DESCRIPTION ......................... 4
4. FEATURES ................................................. 4
5. HANDLING PRECAUTIONS ...................... 5
Front ............................................................ 6
Rear ............................................................ 7
8. SETTINGS AND CONNECTIONS ............... 9
CONNECTION ........................................... 12
10. INPUT SENSITIVITY SETTING ................. 13
Thank you for purchasing TOA's Multichannel Power Amplifier.
Please carefully follow the instructions in this manual to ensure long, trouble-free use of your equipment.
OPERATING INSTRUCTIONS
DA-550F CU
DA-500F-HL CU
13. CLEANING THE FILTER .......................... 14
14. DIMENSIONAL DIAGRAM ........................ 14
15.1. DA-550F ............................................ 15
15.2. DA-500F-HL ...................................... 15
16.1. Control Terminal (Input) .................... 16
16.2. Monitor Terminal (Output) ................. 16
Terminals .......................................... 17
16.4. Terminal Pin Arrangement ................ 17
Maximum Cable Length .................... 17
and Cable Color Codes ..................... 18
17.1. DA-550F CU ..................................... 19
17.2. DA-500F-HL CU ................................ 20

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Summary of Contents for Toa DA-500F-HL CU

  • Page 1: Table Of Contents

    Terminals ... 17 16.4. Terminal Pin Arrangement ... 17 16.5. Connection Cable and Maximum Cable Length ... 17 16.6. RJ45 Connector's Pin Arrangement and Cable Color Codes ... 18 17. SPECIFICATIONS 17.1. DA-550F CU ... 19 17.2. DA-500F-HL CU ... 20...

  • Page 2: Important Safety Instructions

    1. IMPORTANT SAFETY INSTRUCTIONS • Read these instructions. • Keep these instructions. • Heed all warnings. • Follow all instructions. • Do not use this apparatus near water. • Clean only with dry cloth. • Do not block any ventilation openings. Install in accordance with the manufacturer's instructions. •...

  • Page 3: Safety Precautions

    2. SAFETY PRECAUTIONS • Before installation or use, be sure to carefully read all the instructions in this section for correct and safe operation. • Be sure to follow all the precautionary instructions in this section, which contain important warnings and/or cautions regarding safety.

  • Page 4: General Description

    • The unit is designed exclusively to be mounted in an equipment rack. Be sure to follow the instructions below when rack-mounting the unit. Failure to do so may cause a fire or personal injury. · Install the equipment rack on a stable, hard floor. Fix it with anchor bolts or take other arrangements to prevent it from falling down.

  • Page 5: Handling Precautions

    5. HANDLING PRECAUTIONS • Keep the input cable away from the output cable. If installed close to each other, oscillation could occur. • To avoid unit failures, never connect outputs of 2 or more units in parallel. • Only connect speakers with an impedance equal to or greater than those specified. Connecting speakers with a smaller than specified impedance could cause damage to the unit.

  • Page 6: Nomenclature And Functions Front

    7. NOMENCLATURE AND FUNCTIONS [Front] DA-550F DA-500F-HL 1. Power switch [ ON/OFF] Power is switched on and off with each depression of this switch. 2. Power indicator [POWER] Lights blue when the power is switched on. 3. Input level controls [CH 1/BRIDGE 1, CH 2, CH 3/BRIDGE 2, CH 4] Adjust the input level of each channel.

  • Page 7: Rear

    [Rear] DA-550F DA-500F-HL 6. AC power cord (2 m or 6.56 ft) The socket-outlet shall be installed near the equipment and the plug (disconnecting device) shall be easily accessible. 7. Control/Monitor terminals [CONTROL/MONITOR] Connecting external equipment to these terminals makes the control and monitor functions available for channels 1 –...
  • Page 8 11. CH 1 mode ON/OFF switch [CH 1 TO ALL, ON / Setting this switch to ON (pressed in) transmits the Channel 1 input signal to all channels. Output signal levels can be individually adjusted with each channel's input level control (3). Note Be sure to first turn off the power switch when changing the CH 1 mode switch settings.

  • Page 9: Settings And Connections

    8. SETTINGS AND CONNECTIONS [Rear panel] Speaker output terminals (with a terminal cover) Step 1. Switch off the unit's power. Step 2. Set the BRIDGE ON/OFF switches and CH 1 mode ON/OFF switch. Step 3. Set the HPF ON/OFF switch. (DA-500F-HL only) HI-PASS: –6 dB/oct, cut off frequency 50 Hz FLAT: CAUTION...

  • Page 10: Switch Settings And Speaker Connections

    8.1. Switch Settings and Speaker Connections [4 inputs - 4 outputs] (factory-preset) [1 input - 4 outputs] [2 inputs - 2 outputs] [1 input - 2 outputs] Speaker output terminals Switch Setting BRIDGE 1 BRIDGE 2 CH 1 mode Speaker output terminals Switch Setting BRIDGE 1...
  • Page 11 [3 inputs - 3 outputs (1) ] [3 inputs - 3 outputs (2) ] [1 input - 3 outputs (1) ] [1 input - 3 outputs (2) ] Speaker output terminals Switch Setting BRIDGE 1 BRIDGE 2 BRIDGE 2 CH 1 mode Speaker output terminals Switch Setting...

  • Page 12: Removable Terminal Plug Connection

    9. REMOVABLE TERMINAL PLUG CONNECTION Cautions • Be sure to use shielded cables for audio signal lines. • Avoid soldering cable conductor, as contact resistance may increase when the cable is tightened and the solder is crushed, possibly resulting in an excessive rise in joint temperatures. •...

  • Page 13: Input Sensitivity Setting

    10. INPUT SENSITIVITY SETTING The input sensitivity for each channel can be set to either +4 dB (factory preset) or –10 dB. CAUTION These servicing instructions are for use by qualified personnel only. To avoid electric shock, do not perform any servicing other than that contained in the operating instructions unless you are qualified to do so.

  • Page 14: Tamper-Proof Cap Attachment

    12. TAMPER-PROOF CAP ATTACHMENT To protect the input level control from accidental operation, it is recommended to replace the control knob with the supplied tamper-proof cap as illustrated. 13. CLEANING THE FILTER Step 1. Switch off the unit's power. Step 2. Remove the ventilation panel as shown in the figure. Step 3.

  • Page 15: Block Diagrams

    15. BLOCK DIAGRAMS 15.1. DA-550F CH 1 INPUT CH 1 input level control CH 2 INPUT CH 2 input level control CH 3 INPUT CH 3 input level control CH 4 INPUT CH 1 TO ALL switch CH 4 input level control 15.2.

  • Page 16: How To Use The Control/Monitor Terminals

    16. HOW TO USE THE CONTROL/MONITOR TERMINALS The Control/Monitor terminals on the rear panel permit power ON/OFF control of the individual channels and monitoring for the power ON/OFF status and protection status on each channel, and fan operation status. Prepare the control panel and status monitor display panel separately referring to the descriptions below. Note All terminals are electrically isolated from the unit body with the photocouplers.

  • Page 17: About Pin 7 Of The Control/Monitor Terminals

    16.3. About Pin 7 of the Control/Monitor Terminals A ground common to all the control and monitor terminals is assigned to Pin 7. Both Pins 7 of the Control/Monitor terminal for CH1 and CH2, and that for CH 3 and CH4 are internally connected to each other.

  • Page 18: Rj45 Connector's Pin Arrangement And Cable Color Codes

    16.6. RJ45 Connector's Pin Arrangement and Cable Color Codes To Control/Monitor terminal Category 5 twisted pair cable for LAN (CAT5-UTP) RJ45 pin No. RJ45 pin No. Cable color Cable color (for T568B) (for T568A) Orange/white Green/white Orange Green Green/white Orange/white Blue Blue Blue/white...

  • Page 19: Specifications

    17. SPECIFICATIONS 17.1. DA-550F CU Power Source 120 V AC, 50/60 Hz Amplification system Digital class D Power Consumption 480 W (based on UL/CSA standards), 2800 W (rated output 4 Ω), 1650 W (rated output 8 Ω) Input 4 circuits, +4 dB* (1.23 V, input level control in maximum position), 10 kΩ, electronically-balanced, removable terminal block (3 pins), XLR-3-31 type connector CH 1 mode ON/OFF switch (ON: CH 1 to All ch, OFF: Each ch)

  • Page 20: Da-500F-Hl Cu

    17.2. DA-500F-HL CU Power Source 120 V AC, 50/60 Hz Amplification system Digital class D Power Consumption 480 W (based on UL/CSA standards), 2600 W (rated output 8 Ω x 4) Input 4 circuits, +4 dB* (1.23 V, input level control in maximum position), 10 kΩ, electronically-balanced, Removable terminal block (3 pins),...

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Da-550fDa-550f-hlDa-550f cu

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