Multichannel Power Amplifier
Using this handbook This handbook has been designed to give you all the information you need to install, connect, set up and use the Arcam FMJ P7 Multichannel Power Amplifier. CONTENTS It may be that the P7 has been installed and set up as part of your Hi-Fi or home cinema installation by a qualified Arcam dealer. In this case, you may wish to skip the sections of this handbook dealing with installation and setting up the unit. Use the Contents list to guide you to the relevant sections.
Safety guidelines 11. Grounding SAFETY INSTRUCTIONS Ensure that the unit is grounded properly at all times. 12. Power lines This product is designed and manufactured to meet strict quality and safety standards. However, you should be aware of the following installation and operation precautions: Locate any outdoor antenna/aerial away from power lines. 13. Non-use periods 1.Take heed of warnings and instructions You should read all the safety and operating instructions before operating this appliance.
Getting started with your P7 INTRODUCTION SPEAKER INSTALLATION The P7 Multi-channel Power Amplifier is built to Arcam’s traditional high quality design and manufacturing standards. It is an extremely high-performance multi-channel power amplifier, offering up to 150W per channel. It is obviously well suited to multi-channel home cinema amplification, and also provides superb quality stereo performance with two-channel sources. The P7 is an ideal partner for the FMJ AV8 Pre-amp Processor.
Installation IN AUDIO OUT IN AUDIO OUT + IN AUDIO OUT + – 4-16 OHMS 7. RS BACK POWER INLET 50 – 60 HZ ~230V 3700 VA MAX 5. R FRONT IN AUDIO OUT + 4-16 OHMS 4. CENTRE IN AUDIO OUT + – – 4-16 OHMS 6. R SURR AUDIO OUT + – 4-16 OHMS IN 3. L FRONT AUDIO OUT + – 4-16 OHMS IN + – 4-16 OHMS 2. L SURR – 4-16 OHMS 1. LS BACK 12V TRIGGER IN POSITIONING THE UNIT CONNECTING TO A PRE-AMPLIFIER Place the amplifier on a level, firm surface.
Outputs from multichannel pre-amp (e.g. AV8) R surround R rear surround IN OUT OUT IN + + – + R front + IN OUT + L L surround surround rear OUT IN IN + – OUT + – IN OUT + – – + Arcam P7 power amplifier HF LF OUT – – – + IN L front Centre – HF – + + – HF + LF + ... etc. ...
Operating your P7 P7 MULTICHANNEL POWER AMPLIFIER 1 2 3 4 FRONT PANEL LAYOUT 5 6 7 OPERATING PROCEDURE The P7 front panel has a single control: a centrally located power on/off button. Once the relevant connections have been made, the P7 can be switched on using the central button on the front panel. POWER SWITCHING ON Switches the unit on and off. Note that the modules are turned on individually to stagger the surge created when a powerful amplifier is switched on (i.e.
Bi-wiring and bi-amping loudspeakers BEFORE YOU START BI-AMPING YOUR SYSTEM The performance of your system can be further enhanced over that achieved with bi-wiring, by extending the principle one stage further to include separate amplification for the low and high frequency drive units in each loudspeaker enclosure. WARNING: Do not make any connections to your amplifier while it is switched on or connected to the mains supply.
Troubleshooting NO LIGHTS ON THE UNIT HUM ON AN AMPLIFIER OUTPUT Check that: Check that: the power cord is plugged into the P7 and the mains socket all cables are making a good connection. If necessary withdraw outlet it is plugged into is switched on. the cable from the connector and plug it back in again.
FAULT STATUS INDICATORS The LED patterns below indicate the following fault conditions: LED status Description Amplifier action All LEDs are green This is the normal operating state of the amplifier. None During power up all LEDs stay red for an extended time The amplifier is waiting for the DC offset fault lines to clear. A DC offset fault can occur if an excessive DC voltage is present at the output of the pre-amp feeding the P7. Normal operation resumes if the lines clear in 20 seconds.
Technical specifications All measurements are with 230V/50Hz mains power Continuous output power All channels driven, 20Hz—20kHz, 8Ω All channels driven, 20Hz—20kHz, 4Ω One or two channels driven at 1kHz, 8Ω One or two channels driven at 1kHz, 4Ω One or two channels driven at 1kHz, 3.2Ω 150W per channel 230W per channel 160W per channel 250W per channel 300W per channel 1.05kW total 1.
Guarantee WORLDWIDE GUARANTEE For further details contact Arcam at: This entitles you to have the unit repaired free of charge, during the first two years after purchase, at any authorised Arcam distributor provided that it was originally purchased from an authorised Arcam dealer or distributor.
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PEMBROKE AVENUE, WATERBEACH, CAMBRIDGE CB5 9PB, ENGLAND telephone +44 (0)1223 203203 fax +44 (0)1223 863384 email support@arcam.co.uk website www.arcam.co.
