Page 18 | 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 |
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|
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 |
| Stereo mode or less than |
| Make changes in matching |
| 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. |
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|
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 |
|
|
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 |
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© 2001 Xantech Corporation.