ViewSonic PJD5122 Service Manual page 72

4. LED Message Definition
-- LED Message Definition (Power/Lamp Replacement / Temp /Service warning indicator)
LED Indicator Status & Illustration
Once the power cord is connected, all the LEDs include Power, Temp and Lamp will show
Blue then off simultaneously. Afterward, projector will enter stand-by mode if No any error
occurred.
Power Temp Lamp Status
- -
- -
- -
- -
R
Lamp Error Messages
- - R
R
- -
Thermal Error Messages
R
-
- R R
R G
-
R R R
R R G
R R
R G
R R
R G
G R
Illustration
-
: LED OFF
: LED Flashing
: LED ON
R : Red LED
G : Green LED
B : Blue LED
P : Purple LED\
In any error status, user still can turn off the projector by pressing the "Power" button on the
keypad or on the remote card.
ViewSonic Corporation
Stand-by
Powering up
Normal operation
Normal power-down cooling
First Lamp-Lit error cooling
Second Lamp-Lit error
Lamp error in Normal operation
Fan 1 error (the actual fan speed is ±20% outside the
desired speed.)
Fan 2 error (the actual fan speed is ±20% outside the
desired speed.)
Fan 3 error (the actual fan speed is ±20% outside the
desired speed.)
Thermal Sensor 1 open error
(the remote diode has an open-circuit condition.)
Thermal Sensor 2 open error
(the remote diode has an open-circuit condition.)
Thermal Sensor 1 short error
(the remote diode has an short-circuit condition.)
Thermal Sensor 2 short error
(the remote diode has an short-circuit condition.)
Temperature 1 error (over limited temperature)
Temperature 2 error (over limited temperature)
Fan IC #1 I2C Connection error
71
Confidential - Do Not Copy
Note
Lamp Fan
Ballast Fan
Blower
Fan
DMD
sensor
GMT 793
PJD5122