TOA IP-450D - Manuals - manualsarea.com

Page 2 - SAFETY PRECAUTIONS; Safety Symbol and Message Conventions; structurally support the weight of the unit and the; When the Unit is in Use; the power supply plug from the AC outlet and

1. SAFETY PRECAUTIONS Be sure to read the instructions in this section carefully before use. Make sure to observe the instructions in this manual as the conventions of safety symbols and messages regarded as very important precautions are included. We also recommend you keep this instruction manual ...

Page 3 - When Installing the Unit; When unplugging the power supply cord, be sure; addition, the object itself may fall off and cause; parts inside the product are a risk of

When Installing the Unit Never plug in nor remove the power supply plug with wet hands, as doing so may cause electricshock. 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 f...

Page 4 - GENERAL DESCRIPTION; mode, the input level of each channel can be set independently.; HANDLING PRECAUTIONS

2. GENERAL DESCRIPTION TOA's IP series dual power amplifiers feature high durability, high quality sound and high output power (IP- 300D: 300 W, IP-450D: 450 W, IP-600D: 600 W - when a 4 load connected). Input/output levels and other functions can be remotely controlled from external equipment. (An ...

Page 5 - NOMENCLATURE AND FUNCTIONS

5. NOMENCLATURE AND FUNCTIONS [ Front Panel ] Power switch Power is switched on and off with each depression of this switch. Power indicator lamp Lights green when the power is switched on. Signal indicator lamp Lights green regardless of the input level control setting when there is an input of a s...

Page 6 - Output terminal (with a protection cover)

[Rear panel] Input terminal Electrically-balanced input terminals. The 3P screw terminal is connected in parallel with a balanced phone jack. Also, the input can be converted into a transformer- balanced input using an optional matching transformer LT-101. 3P screw terminal H:HOTC:COLD E:GROUND Bala...

Page 8 - STEREO mode; Power amplifier; transformer may fail.

7. CONNECTIONS 1. Switch off the amplifier power. 2. Unscrew the output terminal cover. 3. Strip 10 mm of insulative jacket from the end of the speaker cable, as shown in the figure at right. 4. Connect speaker cables to the output terminals.5. Fit the output terminal cover in place. [Precautions] B...

Page 9 - CLEANING THE FILTER; Pull the filter from the front panel as shown in the figure.; REMOVING THE HANDLE; Remove two screws holding the handle to the amplifier.

8. CLEANING THE FILTER 1. Switch off the amplifier power. 2. Pull the filter from the front panel as shown in the figure. 3. Clean the filter. 4. Fit the filter in place. [Precautions] Make sure that the fan is turned off when removing the filter. Filter 9. REMOVING THE HANDLE 1. Switch off the ampl...

Page 10 - INSTALLING AN OPTIONAL MATCHING TRANSFORMER LT-101; Remove case fixing screws to remove the case.

10. INSTALLING AN OPTIONAL MATCHING TRANSFORMER LT-101 [ CAUTION ] THESE SERVICING INSTRUCTIONS ARE FOR USE BY QUALIFIED PERSONNEL ONLY. TO A V O I D E L E C T R I C S H O C K , DO NOT P E R F O R M A N Y S E R V I C I N G OTHER T H A N THAT CONTAINED IN THE OPERATING INSTRUCTIONS UNLESS YOU ARE QUA...

Page 11 - TABLE FOR PROTECTION CIRCUIT ACTIONS; APPEARANCE AND DIMENSIONS

12. TABLE FOR PROTECTION CIRCUIT ACTIONS Symptom Excessive current flow due to overload Short circuit (under 0.5 ) Heat sink temperature rise Unusual DC voltage output Action Current limiter operates when load resistance is under 2.5 (STEREO/ PARALLEL) or 5(BTL). Current limiter operates. Speaker lo...

Page 12 - Accessories; Level control cover; TOA Corporation

14. SPECIFICATIONS Model No. Output 20 Hz - 2 0 kHz STEREO RL=4 RL=8 BTL RL=8 Frequency Response Total Harmonic Distortion 8 , 1 kHz 8 , 20 Hz - 20 kHz Intermodulation Distortion 60 Hz : 7kHz= 4:1, 8 Input Sensitivity (8 , input level control in maximum position) Voltage Gain Input Impedance Signal-...