Troubleshooting
Before calling for repair services, make sure following checks for possible remedies to the encountered symptoms.
Problem | Check item | Page | ||
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| • Is the power cord disconnected? | 14 | ||
| • Is the main power switch set to “OFF (O)”? | 19 | ||
There is no picture or sound. | • Is the monitor in standby mode (the power LED | 19 | ||
illuminating in orange)? |
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| • Make sure correct input mode is selected. | 20 | ||
| • If any external equipment is connected, make | – | ||
| sure the equipment is operating (playing back). |
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| • Are the batteries inserted with polarity ( , |
| ) | 18 |
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| aligned? |
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| • Are the batteries worn out? | 18 | ||
Remote control does not work. | • Point the remote control unit toward the monitor’s | 18 | ||
| remote control sensor. |
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| • Is the menu display hidden or is operation | 32 | ||
| disabled? |
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| • Are audio cables connected properly? | 11 to 13 | ||
Sound from left and right speakers is | • Make sure audio cables for external speakers are | 13 | ||
reversed. | connected properly: left and right cables may be |
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reversed or one of the two cables may not be |
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Sound is heard from only one side. |
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connected. |
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| • Check the setting of BALANCE for AUDIO. | 27 | ||
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| • Is the sound muted? | 20 | ||
| • Make sure the volume is not set to minimum. | 20 | ||
| • Is the PC audio cable (commercially available) | 11 | ||
There is a picture but no sound. | connected? |
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| • Are audio cables connected properly? | 12 | ||
| • Is the audio signal input properly to the audio | 11 to 13, 20 | ||
| input terminal corresponding to the selected video |
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| input terminal? |
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Faint color or bad hue. | • Check “COLORS” and “TINT” adjustments. | 27 | ||
• Make sure the connection sequence is correct. | 11 to 13 | |||
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| • The signal may be incompatible. | 50 | ||
Unstable video | • Try the automatic screen adjustment when the PC | 31 | ||
| analog RGB input terminal is used. |
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Control buttons do not work. | Some kind of load noises from outside might | - | ||
interfere with normal operation. |
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The remote control does not work. |
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• Turn off the power and turn it on after waiting at |
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There is no picture. |
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least 5 seconds, and then check the operation. |
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| • When the internal temperature of the monitor | 48 | ||
When “TEMPERATURE” is displayed | rises excessively, the brightness of the backlight |
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decreases in order to prevent |
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ENGLISH
47 E