User manual HARMAN KARDON PA 4000

[. . . ] PA 4000 Bridgeable Multichannel/Multipurpose Amplifier OWNER'S MANUAL PA 4000 CH 1 CH 2 Power Stand by Protect CH 3 CH 4 Power ® Power for the Digital Revolution. TM PA 4000 Bridgeable Multichannel/Multipurpose Amplifier 3 4 4 5 6 8 8 8 8 8 9 9 9 9 10 10 10 10 11 12 12 12 12 12 13 13 13 14 14 14 15 Introduction Safety Information Unpacking and Installation Front-Panel Controls and Indicators Rear-Panel Connections Installation and Configuration Power Control Connections Manual Operation Remote Turn-On Using Music Sense Keypad Control Channel Configurations, Audio Connections & Speaker Connections One Input/Four Outputs One Input/Three Outputs One Input/Two Outputs Two Inputs/Four Outputs Two Inputs/Three Outputs Two Inputs/Two Outputs Note for Audio Connections Speaker Wire Connections System Connections Parallel Output Connection Infrared Control Connections Keypad Connections AC Power Connection Operation Volume Control & Output Level Adjustment Turn-On Volume Level Limits Service Information Fuse Replacement Troubleshooting Guide Technical Specifications Typographical Conventions In order to help you use this manual with the front-panel controls and rear-panel connections, certain conventions have been used. EXAMPLE ­ (bold type) indicates a specific front-panel button or rear-panel connection jack 1 ­ (number in a square) indicates a specific front-panel control or indicator ¡ ­ (number in a circle) indicates a rear-panel connection 2 TABLE OF CONTENTS Introduction Congratulations!As the owner of a PA 4000 Power Amplifier, you have at your command a unique product. The PA 4000 has been carefully designed to deliver the best possible sonic performance, along with unique features that make it as much at home in a multiroom audio system as it is in providing power to the additional surround channels required for the latest digital audio formats. [. . . ] · Replace the plastic switch guard with the two screws so that the switch is secured in the proper position. Channel 3 Right Speaker Left Speaker Channel 1 Right Speaker Left Speaker + -- + -- + -- + -- CH3 CH1 CH4 CH2 + -- + -- + -- + -- + -- + -- Right Speaker Left Speaker Channel 4 CH3 CH1 Figure 2 One Input/Two Outputs In this configuration, the same signal is sent to all speakers to deliver two high-power channel pairs. When this option is desired, connect the two speaker pairs as shown in Figure 3. Note that markings for "Bridge 1" and "Bridge 2" should be used, with the connections for all speakers made to the proper "+" and "­" terminals with the outer two vertically oriented binding posts on each side of the channel pair, as opposed to the horizontal orientation of normal speaker connections. DO NOT use the standard channel output and polarity markings for any of the speaker connections. CH4 CH2 + -- Channel 4 + -- + -- Channel 2 + -- Right Speaker Left Speaker Right Speaker Left Speaker Figure 1 One Input/Three Outputs In this configuration, the same input signal is sent to all speakers, but the Channel 1 and Channel 2 amplifiers are bridged together to form a higher-output channel. When this option is desired, connect the speaker pair for the high-power channel as shown in Figure 2. Note that markings for 9 CHANNEL CONFIGURATIONS Channel Configurations and Audio Connections In addition to the speaker connections, the following steps must be followed for this configuration: · Connect the audio input source to the Main Amp Input Jacks /. · Locate both the Bridge 1 Amplifier Mode Switch and the Bridge 2 Amplifier Mode Switch ° on the rear panel, and use a #1 Phillips screwdriver to carefully remove the screws on either side of the plastic switch guards that are around each of the switches. · Remove both plastic guards and set them aside with the screws. · Slide both switches to the left so each one is under the word "BRIDGE". · Replace the plastic switch guards with the two screws so that both switches are secured in their proper position. Right Speaker Left Speaker Channel 1 Right Speaker Left Speaker Two Inputs/Three Outputs In this configuration, there are three speaker pair outputs, with one high-power and one lower-power pair receiving the same input, while a second, separate input is sent to an additional speaker pair. Connect the speakers and audio inputs as follows: · Connect the source that is to be fed to the high-power speaker set and the lower-power speaker set to the Main Amp Input Jacks /. Connect the higher-power speaker set as shown in Figure 2 to the speaker terminals marked "Bridge 1". Make certain that the connections for these speakers are made to the proper "+" and "­" terminals with the two vertically oriented binding posts on each side of the channel pair, as opposed to the horizontal orientation of normal speaker connections. DO NOT use the standard channel output and polarity markings for these speaker connections. · The speaker set that is to receive the lower power signal should be connected to the Channel 4 Speaker Output Terminals £ using the standard speaker wiring markings on the rear panel as shown in Figure 2. · Connect the source that is to be fed to only one channel to the Channel 3 Input Jack >. · Move the Channel 3 Separate Switch ¤ to the left so that it is under the word "ON". · Connect the speaker pair that will receive the separate input feed to the Channel 3 Speaker Terminals TM using the normal wiring connections and markings as shown in Figure 1. · Locate the Bridge 1 Amplifier Mode Switch on the rear panel, and use a #1 Phillips screwdriver to carefully remove the screws on either side of the plastic switch guard that is around the switch. · Remove the plastic guard and set it aside with the screws. · Slide the switch to the left so that it is under the phrase "BRIDGE 1". · Replace the plastic switch guard with the two screws so that the switch is secured in the proper position. [. . . ] You may also contact Harman Kardon at www. harmankardon. com. It is important that any repairs be carried out only by an authorized Harman Kardon service agent to ensure proper service and preserve the protection of your Limited Warranty. It's a good idea to keep your sales slip or receipt in a safe place (along with this manual) so that it will be available to verify the purchase date for warranty claims. The items listed below are a brief guide to minor problems that may arise with audio equipment such as the PA 4000. [. . . ]