Service Mode - Sharp 13VT-R100 Service Manual

The R-series SHARP TV/VCR COMBINATION have most of the analog setup adjustments eliminated. Coil and
variable resistor adjustments are now performed digitally by using the remote controller or set's volume and
channel change function buttons.
Note: There are still a few analog adjustments in the R-series such as 120V adjust, focus, master screen
voltage and coils in the picture I/F detector circuit.
Follow the steps below, whenever service adjustment is required. See "Table-B" to determine, if service
adjustments are required.

1. Service mode

Before putting unit into the service mode, check that
customer adjustments are in the normal mode, use
the reset function in the video adjust menu to ensure
customer controls are in their proper (reset) position.
To enter the service mode
Plug in a television set, during push S2507 (CH-up).
When successfuly entered, the service mode will be
displayed as shown in Figure A.
To exit service mode
Turn off the power or unplug the set.
2. Adjustment Item selection
Once in the service mode, press the channel up or
channel down button on the remote controller or at
the set (Table-A). Select the item you wish to adjust.
3. Data number selection
Press the volume up or down button to adjust the
data number in the upper right hand side of the
screen.
PICTURE: 16
13
13VT-R100/R150
13VT-CR10
Figure A.
2