Sharp 27U-S610 Service Manual page 10

Brightness Adjustment
1. Receive a good local channel.
2. Make sure the customer brightness control is set to
center position.
3. Enter the service mode and select the service
adjustment "V05".
4. Adjust "V05" data value to obtain normal brightness
level.
5. For component input, Enter the service mode ant
select the service adjustment "V45".
6. Adjust "V45"data value to obtain normal contrast
range.
Vertical-Size and Linearity Adjustments
1. Receive a good local channel.
2. Enter the service mode and select the service
adjustment "D03" for V-size.
3. Adjust the "D03" bus data to get the proper V-size.
4. For V-linearity adjustment, select data bus "D05" and
adjust to get the proper vertical linearity.
Note: Aging for 10 min before adjustment. After the
adjustment of V-center and V-size, re-
adjustment for this V-line.
Vertical Phase Adjustment
1. Enter the service mode and select the service
adjustment "D01".
2. Adjust "D01" data value so that picture is centered.
Horizontal Position Adjustment
1. Receive a good local channel.
2. Enter the service mode and select the service
adjustment "D02".
3. Adjust "D02" data value so that picture is centered.
Caption Position Adjustment (Horizontal)
1. Receive a good local channel.
2. Enter the service mode and select the service
adjustment "EX2".
3. A black text box appears on the screen. (see Figure
B. below)
4. Adjust "EX2" data value so that text box is positioned
in the center of the screen.
Other Adjustments
1. Enter the service mode.
2. Adjust the following data values as listed below.
SERVICE
POSITION
OP1
OP2
OP3
10
27U-S610
ADJUST DATA(Hex)
ITEM
OPTION1 F7
OPTION2 10
OPTION3 0C
Figure B.