Question about Sharp Standard (CRT) Televisions
Sharp model 19F-M150M december 94 model, trying to set up greyscale screen, have original remote, don"t have code for getting into micro service menu- could you please help ?
Change the electrolytic capacitor in the high voltage section.and check the continuity if there are open resistor.
Posted on Sep 07, 2008
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Nov 30, 2013 | Sharp 21B-S10 21" TV
on the TV and grab the remote. In most cases, you will need the original remote
to unlock the TV if you aren't sure of the unlock code. If you don't have the
original remote, you will need to purchase one.
at the screen. If you see a blank screen with a red key on the bottom of the
screen, press 'Function' and 'Mute' at the same time. This should unlock the
channel. This is an option for people who want the TV to stay locked but, want
to be able to bypass the lock to watch a certain show or channel. All other
channels will remain locked and the TV will fully lock when it is turned off.
all of the channels on the TV by entering the factory reset code. There are
three main reset codes that TV manufacturers set. These are 0711, 6688 and
3308. Try each one until you find the one that works. This will reset the TV to
original factory settings. When you do this, you will loose any information
that you have stored in the TV, such as favorite channels, automatic timers and
the clock. You will have to go through the full initial set up.
the technical support service number in your owner's manual if none of those
codes work. A technician can help you troubleshoot the television because the
problem may not be the locking control. When you call, make sure that you have
the model number and serial number of the TV.
Take your television to a TV repair shop. In some cases, a professional who access to wiring diagrams for your television set may have to rewire certain components in order for the television to unlock. This is usually the case when the TV locks by itself while it is on.
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