LC-52SB55U
6 – 15
1) Power LED (The power LED (Blue) which lights during TV reception flashes.)
LED flashing timing chart for error notification.
Error type
Power red LED operation (1 cycle)
Pins are microprocessor pins.
Lamp failure
Flashes once: Fast
ERR_PNL (pin 40): L failure. Confirmed after 10 consecutive
matches at 500 ms intervals (detected only when the back-
light is on).
Note that after five match counts, the lamp cannot be acti-
vated except in the monitoring process. (For the first time,
only the inverter is reset, and error OFF is not activated)
Accumulated counts are cleared to 0 when the corresponding
setting in the process A is made or when the power is turned
on with [CH_DOWN] and [VOL_UP] on the unit down or after
continuous illumination for 3 minutes.
Power failure
Flashes twice
Refer to “Power failure details”.
Communication failure with main CPU
Flashes 3 times
Refer to “Communication failure details”.
Communication line failure or main CPU communication fail-
ure.
→
Check debug statements for the main CPU.
Vsync
Failure
Flashes 4 times
VSYNC (pin 73) failure (uninput). Operation failure.
Detected during operation (interruption).
Detected during operation (interruption).
Monitor temperature failure
Flashes 5 times
If the panel temperature is 60
°
C or more for 15 seconds or
more in a row, CAUTION appears on the OSD of AVC
(flashes in red in the lower right screen).
If the panel temperature is 60
°
C or more for 25 seconds or
more in a row, error standby is activated.
(MONITOR MAX TEMP on page 24 of process A: Change of
temperature failure AD value): Thermistor
Illegal Flash ROM Data
Flash 8 times
Flash ROM of Monitor Microprocessor is illegal.
Update Monitor Microprocessor Software again.
250ms 1sec
H: On
L: Off
H: On
L: Off
H: On
L: Off
H: On
L: Off
H: On
L: Off
H: On
L: Off
Содержание LC52SB55U - LC - 52" LCD TV
Страница 65: ...LC 52SB55U 9 5 A C B D E F G I H 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 MAIN Unit Side B ...
Страница 68: ...LC 52SB55U 10 2 2 R C LED Unit A C B D E F G I H 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 ...
Страница 69: ...LC 52SB55U 10 3 3 KEY Unit A C B D E F G I H 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 ...
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Страница 110: ...LC 52SB55U 24 8 PACKING PARTS NOT REPLACEMENT ITEM S1 S9 S5 S3 S7 S8 S6 S4 S6 S6 S6 S6 S10 S6 S2 ...