Panasonic PT52LCX66 Service Manual - Page 22

Led Indications For Error Conditions - resets itself

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PT-52LCX66 / PT-56LCX66 / PT-61LCX66 / PT-52LCX16 / PT-56LCX16 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. LAMP LED TEMP LED POWER LED Error No. Error Information POWER LED TEMP LED flashes orange flashes red (Note 4) (Note 1, 2) (Note 3) LAMP LED flashes red SOS LAMP OFF RESET 1) SOS2 (Over voltage/current) 1 - - H10SOS2 Power ON/OFF 2) Fan 1, Fan 2 or Fan 3 stops 2 - - H20FANST AC ON/OFF 3) Abnormal voltage (DT+5V line) 3 - - H30DT9V Power ON/OFF 4) IC5001 (GC4Pro) communication error 5 - - H50GC4PR AC ON/OFF 5) Temperature Sensor shorted or open (Thermistor 2 P.C.B.) - 6) Abnormal temperature (Thermistor 2 P.C.B.) - 7) Clogged Air Filter - 2 - - Power 3 - - ON/OFF 6 - - Clean Air Filter 8) Abnormal Lamp - - 1 - 9) Iris Mechanism hardware error - 10) Iris calibration error - - 2 - - - 3 Power - - ON/OFF 11) Lamp Cover open 7 - - (H70LAMCV) 12) Abnormal voltage (+17V, +9V, +5V line) for LCD Drive P.C.B. 8 - - (H80LCDDV) 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. 22

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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.
TEMP LED
LAMP LED
POWER LED
Error Information
Error No.
LAMP OFF
RESET
LAMP LED
flashes red
SOS
(Note 1, 2)
(Note 3)
(Note 4)
TEMP LED
flashes red
POWER LED
flashes orange
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.
1)
H10SOS2
AC
ON/OFF
AC
ON/OFF
Power
ON/OFF
Power
ON/OFF
Power
ON/OFF
Power
ON/OFF
Clean
Air Filter
H20FANST
H30DT9V
H50GC4PR
(H70LAMCV)
(H80LCDDV)
2)
3)
4)
6)
7)
SOS2 (Over voltage/current)
1
1
2
3
2
2
3
6
3
5
7
8
-
-
Fan 1, Fan 2 or Fan 3 stops
Abnormal voltage (DT+5V line)
-
-
-
-
-
-
-
-
IC5001 (GC4Pro) communication
error
-
-
-
-
-
-
-
-
-
-
-
Abnormal temperature
(Thermistor 2 P.C.B.)
-
-
-
-
-
-
-
-
Clogged Air Filter
8)
Abnormal Lamp
9)
Iris Mechanism hardware error
10)
Iris calibration error
11)
Lamp Cover open
12)
Abnormal voltage (+17V, +9V, +5V line)
for LCD Drive P.C.B.
5)
Temperature Sensor shorted or open
(Thermistor 2 P.C.B.)
-
-
-
PT-52LCX66 / PT-56LCX66 / PT-61LCX66 / PT-52LCX16 / PT-56LCX16
22