TOA Electronics 9000 Series user manual

User manual for the device TOA Electronics 9000 Series

Device: TOA Electronics 9000 Series
Category: Stereo Amplifier
Manufacturer: TOA Electronics
Size: 0.72 MB
Added : 8/9/2014
Number of pages: 16
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Abstracts of contents
Summary of the content on the page No. 1

OPERATING INSTRUCTIONS
9000 SERIES AMPLIFIERS P-9060DH
P-9120DH
PROTECT PROTECT
PEAK PEAK
SIGNAL SIGNAL
CH 1 CH 2 POWER
ON
OFF
0 10 0 10
TABLE OF CONTENTS
1. IMPORTANT SAFETY INSTRUCTIONS ....... 2 9. RACK MOUNTING BRACKET
ATTACHMENT .......................................... 11
2. SAFETY PRECAUTIONS .............................. 3
10. OPERATION .............................................. 12
3. GENERAL DESCRIPTION ............................ 5
4. FEATURES ..................................

Summary of the content on the page No. 2

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. • Do not install near any heat sources such as radiators, heat registers, stoves, or other apparatus (including amplifiers) that produce heat. • Do not defeat the safety purpose of the polarized

Summary of the content on the page No. 3

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. • After reading, keep this manual handy for future reference. Safety Symbol and Message Conventions Safety symbols and messages described below are used in this manual to prevent bodily injury and property damage

Summary of the content on the page No. 4

Indicates a potentially hazardous situation which, if mishandled, could CAUTION result in moderate or minor personal injury, and/or property damage. When Installing the Unit • Never plug in nor remove the power supply plug with wet hands, as doing so may cause electric shock. • When unplugging the power supply cord, be sure to grasp the power supply plug; never pull on the cord itself. Operating the unit with a damaged power supply cord may cause a fire or electric shock. • Do not block the vent

Summary of the content on the page No. 5

3. GENERAL DESCRIPTION TOA’s P-9060DH Power Amplifier is a 2-channel amplifier providing 60 W per channel at 83 Ω (70 V line output). TOA’s P-9120DH Power Amplifier is also a 2-channel amplifier providing 120 W per channel at 41 Ω (70 V line output). Both amplifiers can be used as power amplifiers for the M-9000 (Matrix Mixer Pre-Amplifier) and the T-001T (Audio Output Expansion) and as expansion amplifiers for the A-9000 series (Matrix Mixer Power Amplifiers). Besides, they can be used as power

Summary of the content on the page No. 6

7. NOMENCLATURE AND FUNCTIONS [Front] 5 4 3 3 4 5 2 PROTECT PROTECT PEAK PEAK SIGNAL SIGNAL CH 1 CH 2 POWER ON OFF 0 10 0 10 6 1 1. Power switch [ ON, OFF] 6. Input volume controls [CH 1, CH 2] Adjust the input volume of each channel. Power is switched on and off with each depression of this switch. Note An input volume can be fixed by removing the input volume control knob from the front panel and 2. Power indicator [POWER] attaching the supplied volume control cover Lights blue when the Powe

Summary of the content on the page No. 7

[Rear] SPEAKER OUT CH 2 CH 1 CH 2 INPUT CH 1 INPUT HOT COLD EARTH HOT COLD EARTH INPUT INPUT LEVEL LEVEL –20 dB 0 dB –20 dB 0 dB ON OFF CH 1 TO ALL 7 8 9 10 11 12 11 10 7. AC inlet 11. Input terminals [CH 1 INPUT, CH 2 INPUT] Connect the supplied power cord to this inlet. Electronically-balanced inputs of 3-pin removable terminal block type. 8. Functional earth terminal 12. CH 1 mode ON/OFF switch [CH 1 TO ALL] Hum noise may be generated when external Setting this switch to ON transmits the Ch

Summary of the content on the page No. 8

8. CONNECTIONS 8.1. Speaker Output Terminal Connections The speaker output terminal is designed for 70 V line applications. Both CH 1 and CH 2 outputs are provided on the 4-pin screw terminal. Connect the speaker cables to each positive terminal (+) and negative terminal (–) individually. Notes • Impedances indicated in the figures represent the total speaker system (load) impedances. • Do not connect negative terminal (–) together. The outputs of CH 1 and CH 2 cannot be connected in parallel, a

Summary of the content on the page No. 9

8.2. Input Terminal Connections Electronically-balanced inputs of 3-pin removable terminal block type. H C Input source E HOT COLD EARTH When connecting the units’ inputs in parallel, connect each removable terminal plug using a daisy chain wiring. Up to 10 units can be connected to the PRE AMP OUT terminal for each channel of the M-9000, A-9000, or T-001T. M-9000, A-9000, or T-001T PRE AMP OUT H C E P-9060DH/9120DH Note CH 1 INPUT Twist the cable end, then insert HOT COLD EARTH it until it loc

Summary of the content on the page No. 10

8.3. Removable Terminal Plug Connection Be sure to use the supplied removable terminal plugs for connections to the removable terminal blocks. Cautions • Be sure to use shielded cables for audio signal lines. • Avoid soldering stranded or shielded cable, as contact resistance may increase when the cable is tightened and the solder is crushed, possibly resulting in an excessive rise in joint temperatures. • Use cables of AWG 12 – 24. [Cable end treatment] Solid or stranded cable Shielded cable 7

Summary of the content on the page No. 11

9. RACK MOUNTING BRACKET ATTACHMENT Use the supplied rack mounting bracket when mounting the unit in a standard 19" equipment rack (2 unit size). Step 1. Remove four M4 x 8 screws on the sides. The removed screws are no longer used. Step 2. Attach the rack mounting bracket to the unit using the supplied four M4 x 16 bracket mounting screws. Bracket mounting screw M4 x 16 (accessory) Rack mounting bracket (accessory) Screws removed in Step 1 are no longer used. Notes • Remove 4 plastic feet on

Summary of the content on the page No. 12

10. OPERATION After all connections are made, turn power switch ON, and the Power Indicator lights. The amplifier comes into operation about 5 seconds after the power is turned on. 11. VOLUME ADJUSTMENT Obtain desired output level by adjusting the individual input volume controls. For normal music playing or announcement, adjust volume using their controls until the signal indicator intermittently lights. Sound quality is deteriorated when the peak indicator remains lit. 12. VOLUME CONTROL COVE

Summary of the content on the page No. 13

14. BLOCK DIAGRAM 13 Electronically balanced VOLUME CH 1 Power Amp. Unit H CH 1 C 10 kΩ (BTL) E VI Limiter Offset Detector GAIN Output Level Sensor –20 dB SP OUT 0 dB PROTECT Heat Sink CH 1/CH 2 CH 1 70 V Line Temperature Protection Circuit PEAK Sensor CH 2 70 V Line SIGNAL Mute Control CH 1 TO ALL switch Electronically balanced CH 2 Power Amp. Unit VOLUME H CH 2 C 10 kΩ (BTL) E VI Limiter Offset Detector GAIN Output Level Sensor –20 dB 0 dB PROTECT Protection Circuit PEAK SIGNAL FAN +Vcc PT

Summary of the content on the page No. 14

15. DIMENSIONAL DIAGRAM Unit: mm (inches) 482 (18.98) 466 (18.35) 420 (16.54) PROTECT PROTECT PEAK PEAK SIGNAL SIGNAL CH 1 CH 2 POWER ON OFF 0 10 0 10 4-7 x 10.5 (4-0.28 x 0.41) 14 76.2 (3) 88.4 (3.48) 107.6 (4.24) 13 (0.51) 375 (14.76) 406 (15.98)

Summary of the content on the page No. 15

16. SPECIFICATIONS 16.1. P-9060DH Power Source 120 V AC, 60 Hz Power Consumption 225 W (rated output), 106 W (UL60065) Input CH 1, CH 2 input: –20 dB* or 0 dB* (switchable), 10 k Ω, electronically-balanced, removable terminal block (3 pins), CH 1 mode ON/OFF switch (ON: CH 1 to All ch, OFF: Each ch) Output Speaker output CH 1, CH 2: 60 W, 83 Ω x 2, BTL output (70 V line), M4 screw terminal, distance between barriers: 9 mm (0.35") Power Band Width 20 – 20,000 Hz, 0.08% T.H.D. Frequency Response

Summary of the content on the page No. 16

16.2. P-9120DH Power Source 120 V AC, 60 Hz Power Consumption 404 W (rated output), 208 W (UL60065) Input CH 1, CH 2 input: –20 dB* or 0 dB* (switchable), 10 k Ω, electronically-balanced, removable terminal block (3 pins), CH 1 mode ON/OFF switch (ON: CH 1 to All ch, OFF: Each ch) Output Speaker output CH 1, CH 2: 60 W, 83 Ω x 2, BTL output (70 V line), M4 screw terminal, distance between barriers: 9 mm (0.35") Power Band Width 20 – 20,000 Hz, 0.08% T.H.D. Frequency Response 20 – 20,000 Hz (–3


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