ViewSonic PJ1173 PJ1173 User Guide, English - Page 117

Phenomena that may be easy to be mistaken for machine defects

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Troubleshooting Phenomena that may be easy to be mistaken for machine defects WARNING ►Never use the projector if abnormal operations such as smoke, strange odor, excessive sound, damaged casing or elements or cables, penetration of liquids or foreign matter, etc. should occur. In such cases, immediately turn off the power switch and then disconnect the power plug from the power outlet. After making sure that the smoke or odor has stopped, contact ViewSonic or service company. 1. Before requesting repair, please check in accordance with the following chart. This operation sometimes resolves your problem. If the situation cannot be corrected, 2. The projector's microprocessor may need to be reset. Please push the Shutdown switch by using a pin or similar and the projector will be turned off immediately. Before turning it again, wait at least 10 minutes to make the projector cool down enough. 3. Some setting may be wrong. Please use the FACTORY RESET function of the SERVICE item in the OPTION menu to reset all settings to factory default. Then, if the problem is not removed after the remedy, please contact ViewSonic or service company. Phenomenon Power does not come on. Neither sounds nor pictures are outputted. Cases not involving a machine defect The electrical power cord is not plugged in. Correctly connect the power cord. The power switch is not set to the on position. Set the power switch to [ | ] (On). The main power source has been interrupted during operation such as by a power outage (blackout), etc. Please turn the power off, and allow the projector to cool down at least 2 minutes, then turn the power on again. Either there is no lamp and/or lamp cover, or either of these has not been properly fixed. Please turn the power off, and allow the projector to cool down at least 45 minutes. After the projector has sufficiently cooled down, please make confirmation of the attachment state of the lamp and lamp cover, and then turn the power on again. The signal cables are not correctly connected. Correctly connect the connection cables. Signal source does not correctly work. Correctly set up the signal source device by referring to the manual of the source device. The input changeover settings are mismatched. Select the input signal, and correct the settings. The BLANK function for pictures and the MUTE function for sounds are working. AV Mute may be active. Refer to the item "Sound does not come out" and "No pictures are displayed" on the next page to turn off the MUTE and BLANK functions. Reference page 13 17 17 103 11 - 18, 19 18, 23 (Continued on next page) ViewSonic 112 PJ1173

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PJ1173
ViewSonic
±±²
Troubleshooting
Phenomena that may be easy to be mistaken for machine defects
►
Never use the projector if abnormal operations such as smoke,
strange odor, excessive sound, damaged casing or elements or cables, penetration
of liquids or foreign matter, etc. should occur. In such cases, immediately turn off the
power switch and then disconnect the power plug from the power outlet. After making
sure that the smoke or odor has stopped, contact ViewSonic or service company.
WARNING
(Continued on next page)
Phenomenon
Cases not involving a machine defect
Reference
page
Power does not
come on.
The electrical power cord is not plugged in.
Correctly connect the power cord.
±3
The power switch is not set to the on position.
Set the power switch to [ | ] (On).
±7
The main power source has been interrupted during
operation such as by a power outage (blackout), etc.
Please turn the power off, and allow the projector to cool
down at least ² minutes, then turn the power on again.
±7
Either there is no lamp and/or lamp cover, or either
of these has not been properly fixed.
Please turn the power off, and allow the projector to cool down at
least 45 minutes. After the projector has sufficiently cooled down,
please make confirmation of the attachment state of the lamp and
lamp cover, and then turn the power on again.
±03
Neither sounds
nor pictures are
outputted.
The signal cables are not correctly connected.
Correctly connect the connection cables.
±±
Signal source does not correctly work.
Correctly set up the signal source device by referring to the
manual of the source device.
–
The input changeover settings are mismatched.
Select the input signal, and correct the settings.
±8, ±9
The BLANK function for pictures and the MUTE function for
sounds are working.
AV Mute may be active. Refer to the item “Sound does not come out” and “No
pictures are displayed” on the next page to turn off the MUTE and BLANK functions.
±8, ²3
±.
Before requesting repair, please check in accordance with the
following chart.
This operation sometimes resolves your problem.
If the situation cannot be corrected,
².
The projector’s microprocessor may need to be reset.
Please push the Shutdown switch by using a pin or similar and the projector will be turned off immediately.
Before turning it again, wait at least 10 minutes to make the projector cool down enough.
3.
Some setting may be wrong. Please use the FACTORY RESET function of the SERVICE item in the
OPTION menu to reset all settings to factory default.
Then, if the problem is not removed after the remedy, please contact ViewSonic or service company.