Service manual
29
CP-SX1350(P5SX+)
Lighting and flashing of the POWER indicator, the LAMP indicator, and the TEMP indicator have the 
meanings as described in the Table below. Please respond in accordance with the instructions within the 
Table.
POWER 
indicator
LAMP 
indicator
TEMP 
indicator
Description
Lighting in 
orange
Turned 
off
Turned 
off
The projector is in a standby state.
Blinking in 
green
Turned 
off
Turned 
off
The projector is warming up. Please wait.
Lighting in 
green
Turned 
off
Turned 
off
The projector is in an ON state. Ordinary operations may be performed.
Blinking in 
orange
Turned 
off
Turned 
off
The projector is cooling down. Please wait.
Blinking in 
red
--
The projector is cooling down. A certain error has been detected.
Please wait until the STANDBY/ON indicator finishes blink, and then perform the 
proper response measure using the item descriptions below as reference.
Lighting or 
blinking in 
red
Lighting 
in red
Turned 
off
The lamp does not light, and there is a possibility that interior portion has become 
heated.
Please turn the power off, and allow the unit to cool down at least 20 minutes. After 
the projector has suffi ciently cooled down, please make confi rmation of the following 
items, and then turn the power on again.
• Is there blockage of the air passage aperture?
• Is the air fi lter dirty?
• Does the peripheral temperature exceed 35°C?
If the same indication is displayed after the treatment, please change the lamp by 
referring to the section “Lamp”.
Lighting or 
blinking in 
red 
Blinking 
in red
Turned 
off
Either there is no lamp and/or lamp cover, or either of these has not been properly 
fi xed.
Please turn the power off, and allow the unit to cool down at least 45 minutes. After 
the projector has suffi ciently cooled down, please make confi rmation of the attachment 
state of the lamp and lamp cover, and then turn the power on again.
Lighting or 
blanking 
in red
Turned 
off
Blinking 
in red
The cooling fan is not operating. 
Please turn the power off, and allow the unit to cool down at least 20 minutes. After 
the projector has suffi ciently cooled down, please make confi rmation that no foreign 
matter has become caught in the fan, etc., and then turn the power on again.
Lighting or 
blinking in 
red
Turned 
off
Lighting 
in red
There is a possibility that the interior portion has become heated.
Please turn the power off, and allow the unit to cool down at least 20 minutes. After 
the projector has suffi ciently cooled down, please make confi rmation of the following 
items, and then turn the power on again.
• Is there blockage of the air passage aperture?
• Is the air fi lter dirty?
• Does the peripheral temperature exceed 35°C?
Lighting in 
green
Alternative blinking 
in the red
There is a possibility that the interior portion has become overcooled. Please use 
the unit within the usage temperature parameters (0°C to 35°C). After the treatment, 
resent the power to ON.
Lighting in 
green
Simultaneous 
blinking in red
It is time to clean the air fi lter, or there is no Filter cover. Please immediately turn the 
power OFF, and clean or change the air fi lter by referring to the "Air Filter" section of 
this manual. After you have cleaned or changed the lamp, please be sure to reset the 
fi lter timer. After the treatment, resent the power to ON.
6-11 Regarding the indicator lamps
ATTENTION
• When the interior portion has become overheated, for safety purposes, the power source may be automati-
cally turned off, and the indicator lamps may also be turned off. In such a case, press the "○" (OFF) side of 
the power switch, and wait at least 45 minutes. After the unit has suffi ciently cooled down, please make 
confi rmation of the attachment state of the lamp and lamp cover, and then turn the power on again.










