Christie DHD675-E, Service Manual

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Section 4: Troubleshooting
E Series 675/775 Service Manual 4-1
020-000546-04 Rev. 1 (04-2017)
4 Troubleshooting
4.1 LED Status
The LED status indicators are located on the rear of the projector. Each LED is defined below.
Table 4.1 Lamp 1 LED
PROJECTOR STATE LED STATUS
Failed to strike lamp after 5 attempts (strike attempts will stop).
Lamp has unexpectedly shut down (system goes into cool down state).
Red (short blink)
Lamp time has expired and lamp should be replaced. (projector also begins to display
the replace lamp OSD message at startup). Yellow (solid)
Lamp 1 turn ON ok. Green (solid)
Projector is switching to Lamp 1 (Lamp 2 is off)
(selected by OSD menu “Current Lamp”: 1/ 2/ Both)
Green (short blink)
Lamp is off Off
Table 4.2 Lamp 2 LED
PROJECTOR STATE LED STATUS
Failed to strike lamp after 5 attempts (strike attempts will stop).
Lamp has unexpectedly shut down (system goes into cool down state).
Red (short blink)
Lamp time has expired and lamp should be replaced. (projector also begins to display
the replace lamp OSD message at startup). Yellow (solid)
Lamp 2 turn ON ok. Green (solid)
Projector is switching to Lamp 2 (Lamp 1 is off)
(selected by OSD menu “Current Lamp”: 1/ 2/ Both)
Green (short blink)
Lamp is off Off
Table 4.3 Status LED
PROJECTOR STATUS LED STATUS
Projector is in OFF state (without AC connected) Off
Projector is in standby mode (AC connected) Yellow (solid)
Projector is in startup state Yellow long blink
Projector is in cool down state Yellow long blink