LC-37GA6E (serv.man2) - Sharp TV Service Manual (repair manual). Page 17

Use the up/down arrows imprinted on the ring of the 
R/C to select a line/term in the menu.
Confi rm the selection with 

OK this will take you to 

the next menu.

Press END button to exit of Service Menu.

If you select the VIDEO option the next On Screen Display appear:

Use the up/down arrows to select a term in the 
menu.
Confi rm the selection with 

OK this will take you to 

the next menu. 

Pressing END button the OSD returns to  the 
previous  menu.

Use the up / down arrows to select a term in the 
menu.
Confi rm the selection with 

COLOUR OSC is adjusting automatically when 
is selected.

VCT Menu
To adjust parameters of VCT IC.

Pressing END button the OSD returns to  the 
previous  menu.

Autoinstallation.

The Service Mode is provided to enable the engineer to correctly set up the receiver.
Note that the value of these adjustments may vary from one receiver to another.
Before enter the Service Mode , make factory settings and put the TV in “Dynamic Mode” (Image Mode).

To enter the Service Mode, carry out the following procedure.
1. Connect a test pattern to the antenna terminal.
2. Tune the receiver to this signal.
3. Turn the receiver off using the mains switch.
4. Press volume down and channel up buttons on the top of the receiver at the same time.
5. Keeping these buttons pressed, turn the mains on.
6. Keep pressed the volume down and channel up buttons until the Service Mode  On Screen Display (OSD) ap-
pears:

GA6  VX.XX  ExpX
PxW Exp X.X LCD VXX

GA6  VX.XX  ExpX
PxW Exp X.X LCD VXX

GA6  VX.XX  ExpX
PxW Exp X.X LCD VXX