Xantech PA635 installation instructions Trouble Shooting, Problem Probable Cause and Solution

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Model PA635

TROUBLE SHOOTING

If you encounter a problem, please review the items in the following list. Be sure, in addition, to check other system components, such as preamplifiers, CD players, speakers, speaker wiring, etc., that may be at fault.

PROBLEM

PROBABLE CAUSE AND SOLUTION

 

 

Front Panel LEDs and rear panel power indicator does

Check line cord for good contact in a live AC outlet. If

not light – no sound.

the REMOTE MASTER ON/OFF CONTROL terminals

 

(item #13, Fig. 3) are used, be sure applied voltage is

 

between +5 V and +30 VDC with proper polarity. Refer

 

to Fig. 10.

 

 

Low level or no sound when operated without IR

Level was previously set by IR to a low level or muted.

control.

Simply press LEVEL (System) RESET button as

 

instructed in item 9, Fig. 3.

 

 

Sound cuts in and out every 3 to 5 seconds.

Speaker load impedance is less than 4-Ohms for

 

Stereo mode or less than 8-Ohms for Bridged mode.

 

Make changes in matching auto-formers and/or

 

speakers as necessary to obtain higher impedance.

 

 

PA635 does not turn OFF when REMOTE input voltage

Be sure that the POWER switch (item 3, Fig. 2) is set

goes to 0 Volts.

to the MANUAL OFF (Out) position.

 

 

PA635 becomes very warm, shuts OFF, but does not

Set POWER switch (item 3, Fig. 2) to MANUAL OFF

come back ON automatically.

(OUT) position for 15 seconds, then back ON. If the

 

REMOTE MASTER ON/OFF CONTROL terminals are

 

used, unplug for 15 seconds, then re-plug.

 

 

Unit responds intermittently or not at all to IR

Look for IR noise at the IR receiver locations in the

commands.

various rooms. Also, long lengths of shielded wire from

 

keypads or IR receivers can cause poor IR executions.

 

Refer to the troubleshooting sections of the IR receiver

 

and keypad manuals you are using.

 

 

The PA635 blew its fuse (item #10, Fig. 3) as power

The supplied 220 Ohm resistor may not have been

was turned OFF using an adapter driving the REMOTE

connected in shunt with the REMOTE MASTER

MASTER ON/OFF CONTROL terminals.

ON/OFF CONTROL terminals. Be sure this resistor is

 

connected and that the leads are making secure

 

contact within the screw terminals of the connector.

 

Refer to CAUTION notes, Fig. 9

 

 

© 2001 Xantech Corporation.

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Contents Model PA635 SIX Channel Power Amplifier with IR Control Table of ContentsGeneral Information PA635 Panel and Feature Descriptions refer to Figure Rack Panel HandlesMode Page RC68+ or RC68 Programmer / Remote Control Applicable RC68+ Button Descriptions IR Emitter LensBe sure to set the RC68+ to the same number Installation Physical Location and Mounting PA635Connecting the PA635 Stereo Mode ConnectionsSpeaker Phasing Bridged positionTypical Applications Basic Common IR Bus System Dedicated Keypads and RemotesRS41AV Basic Dedicated IR System Non-Dedicated Keypads and Remotes RS41AV Connecting the Remote Master ON/OFF Control Terminals Using a DC Power Adapter as a Control VoltagePage Trouble Shooting Problem Probable Cause and SolutionPA635 Specifications Part No Rev a

PA635 specifications

The Xantech PA635 is a sophisticated audio amplifier designed to elevate the home entertainment experience. With its blend of power, versatility, and advanced technology, the PA635 stands out in the realm of multi-room audio solutions. This amplifier is a reliable choice for both professional installations and private home setups, catering to a diverse range of audio needs.

One of the main features of the Xantech PA635 is its impressive power output. This amplifier delivers a robust 35 watts per channel, allowing it to drive multiple speaker types with ease. It is capable of accommodating 6 channels, which can be particularly advantageous for larger home theater systems or multi-room audio setups. The configuration options offer flexibility, enabling users to tailor their audio experience to their preferences.

The PA635 employs advanced technology to enhance sound quality and ensure consistent performance. It features a high-efficiency design that minimizes heat generation, allowing for prolonged use without overheating. Additionally, the amplifier is equipped with an easy-to-use front panel for quick adjustments and LED indicators that provide visual feedback about the device's status.

Connectivity options are another highlight of the Xantech PA635. The amplifier supports both traditional and modern audio input methods, including RCA and line-level inputs. Moreover, it includes banana plug outputs for seamless speaker connections, ensuring a straightforward installation process. Its compatibility with various audio sources makes it versatile for integration into existing systems.

Another noteworthy characteristic of the PA635 is its compact form factor. The sleek design allows it to fit easily into tight spaces, making it ideal for small rooms or equipment racks. This space-saving feature does not compromise on performance, as the amplifier is built to deliver superior sound output in any environment.

Moreover, the Xantech PA635 boasts robust protection circuits to safeguard against overload and short circuits. This is particularly important in professional installations where reliability and safety are paramount. The amplifier's durability makes it a long-term investment for users seeking a dependable audio solution.

In summary, the Xantech PA635 stands out as a powerful, flexible audio amplifier with a range of features and technologies aimed at enhancing sound quality and user experience. Its combination of performance, connectivity, and compact design makes it an excellent choice for both home and professional audio systems. Whether for casual listening or immersive home theater experiences, the PA635 is designed to meet diverse audio needs with ease.
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