Electrical Adjustment; Lcd Adjustment; How To Adjust Lcd Color - Sony DVP-FX700 Service Manual

QQ
3 7 63 1515 0

8-1. LCD ADJUSTMENT

8-1-1. How to adjust LCD COLOR

1) Connect CON 803, power apply, and then check DC power(DC 9.8V).
* Note that the adjustment cannot be made when the LCD panel open/close switch is turned on
(LCD panel is closed).
2) VCO adjusting; Sync. Checking
* VR801 adjust 5.00Vp-p±0.005v while viewing TP(VCOM)'s waveform.
* Check the pulse width is 63.5 µsec.
3) VCOM(VR809); Flicker adjusting (+4.6V±0.1v//–0.4V±0.1v)
TE
4) Check the Waveform L 13942296513
Input RAMP signal. COLOR control slide: MIN (–)
view TP (G) waveform.
3.2 to 3.5V
* Input COLOR BAR signal. (Sony NTSC DVD Test Disc 505, "1. Video Signal/1. Color Bar 100%")
White, Cyan, Magenta, Blue Signal conformity.
view TP(B) waveform.
www
.
http://www.xiaoyu163.com

ELECTRICAL ADJUSTMENT

GND
Black
GND
White
(4.5V)
x ao
y
0.6V
i
GND
http://www.xiaoyu163.com
SECTION 8
8
63.5uS
Q Q
3 6 7 1 3
Black
White
White
Cyan Magenta
u163
.
8-1
2 9 9 4 2 8
(4.60V±0.10v)
(0.40V±0.10v)
1 5 0 5 8 2 9 9 4
4 to 4.5V
0.5V
Blue
m
co
DVP-FX700
9 9
5.00Vp-p±0.005v
2 8 9 9