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Troubleshooting
Symptom | Possible Problem | Solution |
No Power | The power supply isn’t connected to a wall outlet | Insert the barrel connector from the power supply into the DC connector on |
LED is lit | and/or the power supply connector is not plugged | the back of the Altec Lansing M602. After this connection is made, insert the |
(AC Operation). | into the power supply jack on the back of the Altec | power supply into a wall outlet. |
| Lansing M602. |
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| The surge protector (if used) isn’t powered on. | If the power supply is plugged into a surge protector, make sure the surge |
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| protector is switched on. |
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| The wall outlet is not functioning. | Plug another device into the same wall outlet to confirm the outlet is working. |
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| The power isn’t turned on. | Turn on the Altec Lansing M602 by pushing the power button located on the |
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| top of the unit. A LED will light when the power is on. |
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No sound | The volume is set too low. | The “+” and |
is coming |
| volume controls. Press and hold the “+” button to increase the volume. |
from speakers. |
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| Check the volume level on alternate audio source device and set at | |
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| The iPod is not correctly seated into the docking | Turn off the iPod, remove it from the docking station, reseat it, and turn it on |
| station. | again. |
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| If using an alternate audio source, the audio source is | • Connect an alternate audio source — such as a CD player, MP3 player, or |
| not properly connected to the Altec Lansing M602 or | portable DVD player — to your Altec Lansing M602 by plugging one end of a |
| there is a problem with the alternate audio source. | 3.5mm stereo cable to the line out of your portable device (if it has one) or |
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| to the device’s headphone jack. Connect the other end to the input marked |
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| “AUX” on the back of the Altec Lansing M602. |
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| • Set the volume on the audio source at |
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| • Set the volume on the Altec Lansing M602 at minimum level and adjust |
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| upward to a comfortable listening level. |
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There is a | The iPod is not correctly seated into the docking | Turn off the iPod, remove it from the docking station, reseat it, and turn it on |
crackling sound | station. | again. |
coming from |
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| • Connect an alternate audio source — such as a CD player, MP3 player, or | |
speakers. | If using an alternate audio source, the audio source is | |
| not properly connected to the Altec Lansing M602 or | portable DVD player — to your Altec Lansing M602 by plugging one end of a |
| there is a problem with the alternate audio source. | 3.5mm stereo cable to the line out of your portable device (if it has one) or |
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| to the device’s headphone jack. Connect the other end to the input marked |
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| “AUX” on the back of the Altec Lansing M602. |
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| • Set the volume on the audio source at |
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| • Set the volume on the Altec Lansing M602 at minimum level and adjust |
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| upward to a comfortable listening level. |
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There is a | The operating system’s volume level is set too high. | Check the operating system volume level and decrease it if necessary. |
crackling sound |
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coming from |
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speakers (when |
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connected to |
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PC or laptop). |
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The sound | The Altec Lansing M602’s volume level is set too high. | The “+” and |
is distorted. |
| volume controls. Press and hold the |
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There is radio | The unit is too close to a radio tower. | Move the unit to see if the interference goes away. |
interference. |
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Intermittent | The unit is located too close to a GSM cell phone. | Move the GSM cell phone away from the unit. |
buzzing. |
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