Panasonic PT-52LCX66-K Service Manual page 25

LED INDICATIONS FOR ERROR CONDITIONS
Each LED indication facilitates finding the cause of an error.
When an error is detected, the Lamp goes off and the LEDs on the front flash.
POWER LED
Error No. Error Information
1)
SOS2 (Over voltage/current)
2)
Fan 1, Fan 2 or Fan 3 stops
3)
Abnormal voltage (DT+5V line)
IC5001 (GC4Pro) communication
4)
error
Temperature Sensor shorted or open
5)
(Thermistor 2 P.C.B.)
Abnormal temperature
6)
(Thermistor 2 P.C.B.)
7)
Clogged Air Filter
8)
Abnormal Lamp
9)
Iris Mechanism hardware error
10)
Iris calibration error
11)
Lamp Cover open
Abnormal voltage (+17V, +9V, +5V line)
12)
for LCD Drive P.C.B.
Note:
1. The detected SOS Error 1) 2) 3) 4) 11) 12) data will be stored in the EEPROM.
2. SOS (Error) information is displayed in Service Mode (4/4).
3. LAMP OFF: The LED will flash immediately after the Lamp goes off.
4. In case of Error 9) or 10), the unit will not shut off and Dynamic Iris setting in Adv. adjust of Picture Menu will be
changed to "OFF" automatically. When the unit is turned off and turned back on, Dynamic Iris "OFF" setting remains.
Lamp LED will not flash as long as Dynamic Iris setting in Adv. adjust of Picture Menu is set to "ON" manually.
LAMP LED
TEMP LED
POWER LED TEMP LED
flashes orange flashes red
1 -
2
-
3 -
5
-
- 2
3
-
-
6
- -
- -
-
-
-
7
8 -
25
PT-52LCX66-K / PT-56LCX16-K / PT-61LCX66-K
(Note 4) (Note 1, 2) (Note 3)
LAMP LED
SOS LAMP OFF RESET
flashes red
-
H10SOS2
- H20FANST
- H30DT9V
- H50GC4PR
- -
- -
- -
-
1
2
-
3
-
-
(H70LAMCV)
-
(H80LCDDV)
Power
ON/OFF
AC
ON/OFF
Power
ON/OFF
AC
ON/OFF
Power
ON/OFF
Clean
Air Filter
-
Power
-
ON/OFF