Service menu codes sony

this information for those that are qualified and trained to do TV repair work. Entering or making changes in service mode by untrained persons can cause significant and permanent damage to your television. If you are not qualified to service your television, please DO NOT ENTER these service menu codes.
* Turn the TV off.* Press simultaneously the {MENU} {VOL -} {CH -} buttons for about 8-10 seconds.
* The TV will turn on with the Service Menu displayed.
* Press the {POWER} button to exit. thank you..

NOTICE: MUST READ BEFORE USING SERVICE CODES!!! RiddledTV.com provides this information for those that are qualified and trained to do TV repair work. Entering or making changes in service mode by untrained persons can cause significant and permanent damage to your television. If you are not qualified to service your television, please DO NOT ENTER these service menu codes. * Unplug the power cable. * Press and hold the {MUTE} button on the remote control while plugging the power cable back into the outlet. * Keep pressing the {MUTE} button until the TV powers on with the Service Menu displayed. * Use the {CH+} {CH-} buttons to select menus. * Use the {VOL+} {VOL -} buttons to change settings. * Some menus might have sub-addresses. Use the numeric buttons {0} to {7} to adjust sub-item data. * Press the {MENU} button or turn the TV off to exit.

Hello
You wants to get into the service mode of JVC tv, I thinks from your ad and powts this solution.

To get into the service mode of most of JVC TVs do the folloing:

This information is for those that are qualified and trained to do TV repair work. Entering or making changes in service mode by untrained persons can cause significant and permanent damage to your television. If you are not qualified to service your television, please DO NOT ENTER these service menu codes.

Press the {MENU} button and go to the User Menu screen, make sure
that the indicator (arrow) is pointed and highlights the "Picture Control".

- The buttons on top of the remote are set to TV & VCR respectively.

- Set sleep timer to "0" minutes and while it is displayed, simultaneously
press the {VIDEO STATUS} & {DISPLAY} buttons.

- The main service menu will be displayed with choices #1 through #9.
- Press one of the corresponding number keys to enter that menu.

- Use the {CH+} {CH-} buttons to navigate within a menu.
- Use the {VOL+} {VOL-} buttons to change the values.
- Use the {MUTING} button to memorize the changed value.
- Use the {BACK} button to exit the service menu.

NOTE: If you are not qualified and familier with adjusting service mode adjustments, Please don't get into it.
OK