Toa P-906MK2 Operating Instructions Manual
900 series power amplifiers
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Also See for P-906MK2:
- Operating instructions manual (12 pages) ,
- Specifications (4 pages) ,
- Brochure (1 page)
Table of Contents
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900 series
POWER AMPLIFIERS
TABLE OF CONTENTS
1. IMPORTANT SAFETY INSTRUCTIONS ..... 2
2. SAFETY PRECAUTIONS ............................ 3
3. GENERAL DESCRIPTION .......................... 5
4. FEATURES .................................................. 5
Front ............................................................. 6
Rear .............................................................. 7
6.1. Input Connections ................................. 8
6.2. Speaker Connections ............................ 9
Thank you for purchasing TOA's 900 Series
Please carefully follow the instructions in this manual to ensure long, trouble-free use of your equipment.
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P-924MK2
Power Amplifier.
OPERATING INSTRUCTIONS
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8. OPERATION .............................................. 12
9. VOLUME CONTROL COVER ................... 12
10.1. P-906MK2, P-912MK2 ...................... 13
10.2. P-924MK2 ......................................... 14
11.1. P-906MK2, P-912MK2 ...................... 15
11.2. P-924MK2 ......................................... 16
P-906MK2
P-912MK2
P-924MK2
P-906MK2
P-912MK2
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Summary of Contents for Toa P-906MK2
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Page 1: Table Of Contents
6. INSTALLATION AND CONNECTIONS 11.2. P-924MK2 ......... 16 6.1. Input Connections ......... 8 6.2. Speaker Connections ......9 Thank you for purchasing TOA's 900 Series Power Amplifier. Please carefully follow the instructions in this manual to ensure long, trouble-free use of your equipment. -
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
• Should the following irregularity be found during use, immediately switch off the power, disconnect the power supply plug from the AC outlet and contact your nearest TOA dealer. Make no further attempt to operate the unit in this condition as this may cause fire or electric shock. - Page 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. •...
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Page 5: General Description
3. GENERAL DESCRIPTION TOA's P-906MK2 (rated output: 60 W), P-912MK2 (120 W), and P-924MK2 (240 W) Power Amplifiers feature a high-impedance direct input terminal and an input port that permits the use of various optional plug-in modules. The most appropriate plug-in module can be selected depending on applications. -
Page 6: Nomenclature And Functions Front
[Front] • P-906MK2, P-912MK2 900 SERIES AMPLIFIER P – 906MK2 SIGNAL NORMAL PEAK PROTECT POWER MASTER This figure represents the P-906MK2. • P-924MK2 900 SERIES AMPLIFIER P – 924MK2 SIGNAL NORMAL PEAK PROTECT POWER MASTER 5. Signal indicator [SIGNAL] (Green) 1. -
Page 7: Rear
[Rear] • P-906MK2, P-912MK2 10 11 INPUT DIRECT 4Ω 8Ω INPUT – 20dB LEVEL This figure represents the P-906MK2. • P-924MK2 CLASS 2 WIRING INPUT MAY BE USED. LOW CUT 8Ω INPUT LEVEL 0dBV –20dBV OT IN 4Ω 8. AC outlet (Unswitched) 13. -
Page 8: Installation And Connections
• Be sure to switch off the unit's power when inserting or removing the module. Failure to do so may cause the module to fail. Amplifier I N P – 2 This figure represents the P-906MK2. Machine screw M3 x 8 900 Series module (option) (accessory) Blank panel (accessory) -
Page 9: Speaker Connections
The unit has 25 V and 70 V outputs for constant voltage speaker system and low impedance output for 4 Ω or 8 Ω speaker loads. Two types of speaker output are available: transformer-balanced output and unbalanced direct output, which can be selected by the impedance selector switch (P-906MK2 and P-912MK2 only) or the jumper strip (P-924MK2 only) position. - Page 10 6.2.2. Connection to 4 Ω output (unbalanced direct output) • P-906MK2, P-912MK2 DIRECT 4Ω 8Ω 4 Ω Step 1. Loosen the screw. Step 2. Shift the impedance selector switch to "4 Ω" position. Step 3. Retighten the screw. • P-924MK2 8Ω...
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Page 11: Rack Mounting Bracket Attachment
Each Power Amplifier can be mounted in a standard 19" equipment rack with the addition of the optional rack mounting bracket MB-25B (P-906MK2 and P-912MK2) or MB-35B (P-924MK2). Step 1. Remove 4 plastic feet on the bottom surface when mounting the unit in a rack. -
Page 12: Operation
8. OPERATION Be sure to complete all connections before operation. Step 1. Press the power switch to turn on the power. The power indicator lights green. The amplifier comes into operation about 5 seconds after the power has been switched on. Step 2. -
Page 13: Dimensional Diagrams
10. DIMENSIONAL DIAGRAMS 10.1. P-906MK2, P-912MK2 Unit: mm (inches) 482.6 (19) 466 (18.35) 420 (16.54) 900 SERIES AMPLIFIER P – 906MK2 SIGNAL NORMAL PEAK PROTECT POWER MASTER This figure represents the P-906MK2. -
Page 14: P-924Mk2
10.2. P-924MK2 Unit: mm (inches) 482.6 (19) 466 (18.35) 420 (16.54) 900 SERIES AMPLIFIER P – 924MK2 SIGNAL NORMAL PEAK PROTECT POWER MASTER... -
Page 15: Specifications
11. SPECIFICATIONS 11.1. P-906MK2, P-912MK2 Model No. P-906MK2 P-912MK2 Power Source 120 V AC, 60 Hz Rated Output 60 W RMS 120 W RMS Power Consumption Rated output 100 W 180 W Based on cUL standards 70 W 105 W Power Bandwidth (D): 20 –... -
Page 16: P-924Mk2
• The design and specifications are subject to change without notice for improvement. • (D): Direct output, (T): Transformer output • Accessories Volume control cover YA-920 ....1 Blank panel ..........1 Machine screw M3 x 8 ....... 2 • Optional product Rack mounting bracket: MB-35B URL: http://www.toa.jp/ 133-12-116-6C...
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