ViewSonic PJ501 User Guide - Page 25

Table 11: Indicator Messages (Continued) POWER LAMP TEMP Meaning or Action Required indicator indicator indicator Blinks/ Lights red Blinks/ Lights red Blinks/ Lights red Blinks/ Lights red Lights green Lights green Lights red Turns off Blinks red Turns off Turns off Blinks red Turns off Lights red Blinks red alternately with TEMP indicator Blinks red alternately with LAMP indicator Blinks red synchronizing with TEMP indicator Blinks red synchronizing with LAMP indicator Lamp is not lit. The interior of the equipment may be too hot. Switch POWER OFF, wait 20 minutes until the equipment cools, and check whether the ventilation openings are blocked, whether the air filter is dirty, or whether the ambient temperature exceeds 95°F (35°C). And switch POWER ON again. Replace the lamp if the same problem occurs again. Lamp or lamp cover is not found, or hasn't been fitted in correctly. Switch POWER OFF, and wait for 45 minutes until the equipment cools. Check fitting of the lamp and lamp cover, and switch POWER ON again. Contact your dealer if the same problem occurs again. The cooling fan is not operating. Switch POWER OFF, and wait for 20 minutes until the equipment cools. Check for foreign matter in the fan, and switch POWER ON again. Contact your dealer if the same problem occurs again. The interior of the equipment is too hot. See NOTE: (about overheating) below. Switch POWER OFF, and wait for 20 minutes until the equipment cools. Check whether the ventilation openings are blocked., whether the air filter is dirty, or whether the ambient temperature exceeds 95°F (35°C). Then switch POWER ON again. Contact your dealer if the same problem occurs again. The interior of the equipment is too cool. Check whether the ambient temperature is below 32°F (0°C). Contact your dealer if the same problem occurs when the ambient temperature is 32°F ~ 95°F (0°C ~ 35°C). The air-filter has been used for 100 hours or more. Clean the filter, then reset the filter timer. NOTE: (about overheating) When the internal temperature rises too high, POWER to the unit switches OFF as a safety precaution; the LED lamp indicator turns OFF. Set the POWER switch to [0] and wait 20 minutes until the equipment has cooled sufficiently before continuing with operation. Symptom Before requesting repair, refer to the chart below. If the problem cannot be corrected, contact your dealer. Symptom No power No video or audio Possible cause The main POWER switch is not turned on. The power cord is disconnected. The Input is not correctly set. No signal input. Table 12: Symptom Remedy Turn on the main POWER switch. Page page 9 Plug the power cord into an AC power outlet. page 7 Use INPUT button on projector control pad or remote control to select input source. Connect correctly. page 10 page 7,8 ViewSonic PJ500/PJ550/PJ501/PJ551 22