Sharp LC-C4655U - AQUOS Liquid Crystal Television Service Manual download pdf (Page 26)

LC-30HV4U

LC-30HV4D

Item Adjusting conditions/points Adjusting procedure

4 MAIN N358 TINT Page: 3 Adjust "MAIN N358 TINT" so that the bottom edges

Adjustment Location: Pin (3) of P801 of the waveform at pin (3) of P801 are in line with

each other as shown below.

5 MAIN N358 Cr GAIN Page: 3 Adjust "MAIN N358 CR GAIN" so that the width

Adjustment Location: Pin (5) of P801 shown below is 0.525 ± 0.01 Vp-p at pin (5) of P801.

Smoothed

0.53Vp-p

6 MAIN N358 Page: 3 Adjust "MAIN CONTRAST 15K" so that the

CONTRAST Adjustment Location: Pin (7) of P801 difference between black and while peaks is

0.95 ± 0.02 V at pin (7) of P801.

7 Two-screen setting Press the TWIN PICT- Make the adjustment-purpose special two-screen

N358 Cr GAIN URE key. setting.

(The same images should appear on the main and

sub screens.)

8 SUB N358 Y Page: 4 Adjust "SUB N358 Y CONTRAST" so that the

CONTRAST Adjustment Location: Pin (9) of P801 difference between the black and white peaks is

1.5 ± 0.02 Vp-p at pin (9) of P801.

9 SUB N358 COLOR Page: 4 Adjust "SUB N358 COLOR GAIN" so that the black

GAIN Adjustment Location: Pin (11) of P801 peak is 1.125 ± 0.01 Vp-p at pin (11) of P801.

1.5Vp-p

1.13Vp-p

10 SUB N358 TINT Page: 4 Adjust "SUB N358 TINT" so that the bottom edges

Adjustment Location: Pin (11) of P801 of the waveform at pin (11) of P801 are in line with

each other as shown below.

Smoothed

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Sharp LC-C4655U - AQUOS Liquid Crystal Television Service Manual Page 26