ViewSonic PJD5122 PJD5211, PJD5221, PJD5231, PJD5122 User Guide (English) - Page 48

Timing of replacing the lamp When the Lamp indicator lights up red or a message appears suggesting it is time to replace the lamp, please install a new lamp or consult your dealer. An old lamp may cause a malfunction in the projector and in some instances the lamp may explode. CAUTION The Lamp indicator light and Temperature warning light will light up if the lamp becomes too hot. Turn the power off and let the projector cool for 45 minutes. If the Lamp or Temp indicator still lights up after turning the power back on, please contact your dealer. See "Indicators" on page 49 for details. The following lamp warning displays will remind you to change the lamp. Status The lamp has been in operation for 3500 hours. Install a new lamp for optimal performance. If the projector is normally run with Economic selected (See "Setting Lamp mode as Economic" on page 44), you may continue to operate the projector until the 3950 hour lamp warning appears. Message Notice Order Replacement Lamp Lamp > 3500 Hours OK The lamp has been in operation for 3950 hours. A new lamp should be fitted to avoid the inconvenience when the projector runs out of lamp time. Notice Replace Lamp Soon Lamp > 3950 Hours OK The lamp has been in operation for 4000 hours. It is strongly recommended that you replace the lamp at this age. The lamp is a consumable item. The lamp brightness diminishes with use. This is normal lamp behavior. You can replace the lamp whenever you notice that the brightness level has significantly diminished. If the lamp is not replaced beforehand, it must be replaced after 4000 hours usage. The lamp MUST be replaced before the projector will operate normally. Notice Replace Lamp Now Lamp > 4000 Hours Lamp usage time exceeded OK Notice Lamp usage time exceeded Replace lamp (refer to User Manual) Then reset lamp timer OK Maintenance 45