JVC LT42X579 Support Question
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Question posted by yanceyr on May 5th, 2011
Power
Current Answers
Answer #1: Posted by TRAVSTER07 on November 22nd, 2011 1:26 PM
SB-09031201-T(R6)
Symptom:
When the TV is powered ON, no image appears and the power LED flashes on and off.
Cause:
When the TV takes more than 10 seconds to begin the power ON process after the
“Power On” command is received, the TV goes into the Protect Mode and the power
LED flashes on and off.
Solution:
ON period.
Change the EEPROM address “18” data from “a” to “28” to allow for a longer power
Follow the “Instructions for EEPROM Address Change” on the following page.
INSTRUCTIONS FOR EEPROM ADDRESS CHANGE
1. Unplug the TV’s AC Power Cord for 10 seconds.
2. Plug in the TV’s AC Power Cord.
3. Using the buttons on the TV’s Side Panel, press and Hold both the
4. While holding those buttons, press and release the
a. Wait 3 Seconds and release the [Menu] and [Vol-] button.
5. The TV’s Blue Power LED on the lower left of the TV will turn ON and remain lit.
a. In some cases, the TV will complete the Power ON Process and show an image after 30
seconds. If this occurs continue at step 8.
6. Unplug the TV and wait 10 seconds.
7. Plug in the TV and wait approximately 30 seconds for the TV to display video.
8. Press the [sleep] button on the remote until “Sleep Timer off” appears at the bottom left corner of the
TV display.
9. While “Sleep Timer off” is displayed on the screen, simultaneously press the [Display] and [Video]
button on the bottom of the remote control to enter the “Factory Menu”.
[Menu] and [Vol-] buttons.[Power] button.10. When the “Factory Menu” appears, use the [down arrow] on the remote to select “M16 EEPROM
EDIT”.
11. Press the [OK] button to open the EEPROM EDIT window.
12. Use the [up/down arrow] buttons to change the “EEPROM Address” to “18”.
13. Press the [Right arrow] one time to select the “Data”.
14. Change the data from “a” to “28”.
YC-SB-00165
For Qualified Warranty Submittals Use EIA Repair Code:
FIRMSymbol Code:
SB09031201 3/3YC-SB-00165
15. Press the [OK] button to save this data.
16. Press the [back] button several times until you exit the “Factory Menu”.
17. Power OFF the TV.
18. Power on the TV and perform steps 8-12 to confirm the data at Address”18” has been changed
to “28”. You will need to navigate to Address " 18" again.
19. If the data has not been changed, continue from step 6. If this data has been changed, press the [back]
button several times to exit the Factory menu.
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