JVC AV-48P777/H Service Manual page 46

5.1.7 DISPLAY METHOD WHEN RASTER IS NOT AVAILABLE
The self check results are shown on the following POWER LED display. When the raster is not displayed, each failure is shown by
turning LED on and off at the specified intervals.
• For B1 over-current protection and Low B short protection, the power of the TV is turned off when NG is detected. Immediately after
the power is turned off, the POWER LED will be turning on and off. When the power is turned off, you cannot turn the power on
again until the AC plug is taken out and put in again.
Item
X-ray protection
B1 over-current protection
Low B short protection
1-46 (No.YA455)
POWER LED ON / OFF intervals
Turning on and off at 0.1-second intervals
Turning on and off at 1-second intervals
Turning on and off at 2-second intervals