Lamp Management - Sanyo PLC-XF47 Owner's Manual

Maintenance and Care

Lamp Management

This Projector is equipped with 4 Projection Lamps to ensure brighter image and those lamps are controlled by
the Lamp Management Function. The Lamp Management Function detects the status of all lamps and shows
the status on screen or on the LAMP REPLACE indicator. This function also automatically controls the Lamp
Mode when any of lamps is out for the end of life or malfunctions.
LAMP REPLACE
INDICATOR
Lamp Replace Indicator
This LAMP REPLACE indicator lights orange when any of Projection Lamps is nearing its end, and flashes when
any of them becomes out. Check the number of lamp on the Lamp Status Display and the replace lamp.
Lamp Status Display
Lamp Status Display appears on screen when the power switch is on or changed input position (input 1,
input 2, Input 3 or input 4). This shows the status of each lamp as; ON, OFF , NEAR END, or OUT. Refer to the
following for each status.
LAMP STATUS
DISPLAY
Lamp Mode Changeover
The Lamp Management Function automatically changes the combination of lighting lamp (Lamp Mode) by detecting
the status of lamp. When any of 4 lamps becomes out, the Lamp Mode is changed over from 4 lamps to 2 lamps. And
when any of 2 lamps are out, the projector operates with 1 lamp. The Lamp Mode can be switched to 4 lamps or 2 lamps
manually. Refer to the SETTING section on page 50
4 LAMP MODE
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yellow Lamp
Dim Lamp
Red Lamp
X Mark on Lamp
.
2 LAMP MODE
(Example)
Lamp mode
Projection Lamp lights normally.
Projection Lamp is turned off.
Projection Lamp is nearing its end. When the image
becomes darker or the color becomes unnatural,
replace lamp. (LAMP REPLACE indicator lights
orange.)
(LAMP REPLACE indicator flashes orange.)
Projection lamp is defective or fails to be turned on.
Restart a projector on, and make sure lamp is on. If
this mark still appears, replace lamp corresponding
with number marked X.
1 LAMP MODE
(Example)