(No.YA337)1-31
SECTION 4
ADJUSTMENT
4.1
ADJUSTMENT PREPARATION
(1)
There are 2 ways of adjusting this TV : One is with the
REMOTE CONTROL UNIT and the other is the
conventional method using adjustment parts and
components.
(2)
The adjustment using the REMOTE CONTROL UNIT is
made on the basis of the initial setting values. The
setting values which adjust the screen to the optimum
condition can be different from the initial setting
values.
(3) Make sure that connection is correctly made AC to AC
power source.
(4) Turn on the power of the TV and measuring instruments for
warning up for at least 30 minutes before starting
adjustments.
(5) If the receive or input signal is not specified, use the most
appropriate signal for adjustment.
(6) Never touch the parts (such as variable resistors,
transformers and condensers) not shown in the adjustment
items of this service adjustment.
4.2
PRESET SETTING BEFORE ADJUSTMENTS
Unless otherwise specified in the adjustment items, preset the
following functions with the REMOTE CONTROL UNIT.
4.3
MEASURING INSTRUMENT AND FIXTURES
• Oscilloscope
• Signal generator (Pattern generator)
[NTSC / 525i / 525p / 750p / 1125i]
• TV audio multiplex signal generator
• Remote control unit
4.4
ADJUSTMENT ITEMS
FOCUS
• LENS FOCUS adjustment
DRIVE CIRCUIT
• DRIVE CONVERGENCE adjustment
• DRIVE CENTER POSITION adjustment
VIDEO CIRCUIT
• WHITE BALANCE (HIGHLIGHT) adjustment
MTS CIRCUIT
• MTS INPUT LEVEL adjustment
• MTS SEPARATION adjustment
Setting item
Settings
VIDEO STATUS
STANDARD
Picture adjustments
00
COLOR TEMPERATURE
LOW
COLOR MANAGEMENT
ON
DYNAMIC GAMMA
ON
SMART PICTURE
OFF
DIGITAL VNR
OFF
MPEG NR
OFF
NATURAL CINEMA
AUTO
Sound adjustments
00
A.H.S
OFF
BBE
OFF
SMART SOUND
OFF
ASPECT
FULL
