GS Series 630-635 Service Manual
34
020-001224-02 Rev. 1 (08-2018)
Troubleshooting
Use this section for troubleshooting process.
LED status indicators
The LED indicators are located on the front and rear of the projector.
Light
LED
Identify the laser diode state colors and meaning.
Status LED
Identify the LED state colors and meaning.
LED status
Projector state
Red (flashing)
Projector has lost over 60% initial luminance.
Orange (solid)
Laser diode time has expired.
Green (solid)
Laser diode is on and operating correctly.
Off
Laser diode is off.
LED status
Projector state
Off
AC power is off (without AC plugged in).
Off, but keypad LED is on
AC has been applied, projector is in standby mode.
NOTE: Status LED cannot be flashing red, as this is reserved for an error
condition.
Status LED is off but keypad LED will indicate Standby Mode.
Green (solid)
Projector is powered up and operating normally.
Green (flashing)
Projector communications.
Orange (flashing)
Projector is in cool down mode or startup mode.
Green (flashing) / Orange
(solid)
Projector is in flash update state.
Red (solid)
Over-temperature.
Red (flashing)
Fan failure.
