18. Lamp power supply (single module)
Orange Green Green Green
Red
LVPS OK PFC OK LPS OK LAMP OK
ERR
Diagnostic Action
OFF O F F OFF OFF OFF No input voltage. Switch on the pr ojector.
ON OF F OFF O F F OFF Standby modus of LP S unit.
—
ON O N ON OF F OFF PF C and LPS seem s to work
normally but the lamp is not
ignited. T his situation c an be
the result of a bad lamp or
SPG module.
• Install another xenon
lamp in case th e vo ltage
on the “LAMP O UT” pins
is 140 volt and y ou hear
the SPG three times
clicking to ignite the
lamp.
• Replace the SPG m odule
in cas e the v oltage va lue
on the “LAMP O UT” pins
is >140 volt and y ou
do not hear the SPG
module clicking to ignite
the lamp.
• Replace the LPS module
in cas e the v oltage va lue
on the “LAMP O UT” pins
is below 140 volt and the
lamp is not ignited.
ON O N ON ON OF F L PS unit is operating normally.
Projector lamp is ignited.
—
ON OF F OFF OFF O N LPS internal temperature is
too high.
• Check if the LP S air inlet
at the bottom s ide of the
projector is not blocked.
• Check if the air outlet a t
the rear of the projector
is not blocked.
• If the problem remains,
replace the whole LPS
module.
Flashing
fast
Error detected inside this LP S
unit. In case the other LPS
unit operates normally the
LPS module as a whole works
at 50%.
Replace the LPS module.
ON OFF OFF OFF
Flashing
slow
External error detected from
Fan Control board.
Replace Fan Control board.
Normal conditions of diagnostic LEDs when a lamp is switched ON
• LED 1 (Yellow right) : flas hing (beating
as a heart)
• LED 2 (Yellow center) : not defined
• LED 3 ( Yellow lef t) : flashing few times / s econd
•ERR:OFF
• PFC OK : ON (green)
• LPS OK : ON (green)
• LAMP O N : ON (green)
• LVPS OK : O N (yellow/orange)
R5905043 DP2K-12C/11CX 19/02/2018
293
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