Symptom | Cause and Remedy |
The Remote Commander | • The Remote Commander batteries are dead. |
does not work. | c Replace them with new batteries (see pages 19, 20). |
| • The COMMAND ON/OFF switch is set to OFF. |
| CX155/CW125 only) |
| c Set it to ON. (page 18) |
| • The ID number of the projector assigned in “ID Mode” in the |
| Installation menu does not match the ID number of the ID MODE |
| keys on the Remote Commander. |
| only) |
| c Assigns the same ID number to the projector and the Remote |
| Commander, or set “ID Mode” in the Installation menu to “All” |
| (see pages 18, 42). |
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|
Symptom | Cause and Remedy |
The control panel keys do | The control panel keys are locked. |
not function. | c Unlock the control panel keys (see page 40). |
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The fan is noisy. | c Check the setting of “High Altitude Mode” in the Installation |
| menu (see page 42). |
| c Check the ventilation holes are not blocked. |
| c Make sure the room temperature is not too high. |
| To maintain the product reliability of the projector’s components, |
| the rotation speed of the fan increases and the fan becomes |
| slightly noisier, when the room temperature exceeds normal. The |
| approximate normal temperature is 25°C. |
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Symptom | Cause and Remedy |
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The LAMP/COVER | • The lamp cover or the air filter cover is detached. |
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indicator flashes in orange. |
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Others | ||||
(Repetition rate of 2 |
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flashes) |
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The LAMP/COVER | • The lamp has reached the end of its life. |
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indicator flashes in orange. | c Replace the lamp (see page 46). |
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(Repetition rate of 3 | • The lamp has reached a high temperature. |
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flashes) | c Wait for 60 seconds to cool the lamp and then turn on the power |
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| again. |
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ON/STANDBY flashes in | • The internal temperature is unusually high. |
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red. (Repetition rate of 2 | c Check to see that nothing is blocking the ventilation holes. |
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flashes) | • The projector is being used at a high altitude. |
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| c Ensure that “High Altitude Mode” in the Installation menu is set |
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| to “On.” (see page 42) |
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ON/STANDBY flashes in | The fan is broken. |
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red. (Repetition rate of 4 | c Consult with qualified Sony personnel. |
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flashes) |
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Troubleshooting 51