Adjustment - JVC TM-A210G/C Service Manual

4.1 ADJUSTMENT PREPARATION
(1) There are 2 ways of adjusting this unit: One is with the MENU as On-Screen-Display and the other is the conventional
method using adjustment parts and components.
(2) The adjustment using the On-Screen-Display 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.

(7) Unless otherwise specified in the adjustment items, preset the values that < SET-UP MENU >, MENU and front controls to initial
conditions.
4.2 MEASURING INSTRUMENT AND FIXTURES
(1) DC voltmeter (or digital voltmeter)
(2) Oscilloscope
(3) Colour analyser (Colour temperature meter)
(4) Signal generator (Pattern generator) [PAL/NTSC]
4.3 STANDARD SIGNAL FOR ADJUSTMENT ITEMS
STANDARD VIDEO SIGNAL (PAL/NTSC COLOUR BAR)
0% SETUP
75% Saturation
0.525V
B-W
BURST
PAL :0.3V
NTSC:0.286V
SECTION 4
ADJUSTMENT
(P-P)
(P-P)
(No.52119)1-13