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UI-V:lUUUSU
MEASURING INSTRUMENTS AND FIXTURES
eoc voltmeter (digital voltmeter)
eoscilloscope
ecolor analyzer
eHigh voltage meter
esignal generator (shown below table)
SIGNAL FORMAT
NTSC composite video signal
NTSC Y/C separate signal
NTSC RGB signal
NTSC Component signal
PC video terminal signal
SIGNAL PATTERN
75% color bar pattern
Sprit color bar pattern
Crosshatch cricle pattern
Circle pattern
Crossgatch circle pattern
( 26kHz/50Hz, 31 kHz/60Hz, 36kHz/70Hz, 42kHz/80Hz, 47kHz/90Hz)
Philips pattern (including R-Y and 8-Y)
DTV format component signal
( 480i/480p, 720p, 1080i )
THE TIMING CHART OF THE SIGNALS REQUIRED FOR ADJUSTMENT
By referring to the table and figure given bellow, it is able to produce the adjustment waveforms by programming signal generator.
EQ
fp
+
~
f.
EQ
bp
~·i.
+-
Display
area
Back porch
~-----
Tota I period
Adjustment for HORIZONTAL LINEARITY
RESOLUTION
FREQUENCY
SIGNAL
(HXV)
(fh:kHz /
fv:Hz)
VGA480
640x480
31.47 / 60
SVGA600
800x600
35.16 / 56.26
SVGA768
1024x 768
56.47
I
70
MAC16
832x624
49.41 /74.52
Adjustment for VERTICAL LINEARITY
RESOLUTION
FREQUENCY
SIGNAL
(HXV)
(fh:kHz /
fv:Hz)
50Hz
640x480
26.25 I 50
70Hz
640 x480
36.75 I 70
80Hz
640 X480
42.37 I 80
90Hz
640 x480
47.37 / 90
10
DOT
CLOCK
(MHz)
25.17
36
75
56.62
DOT
CLOCK
(MHz)
21
29.4
33.9
37.9
HORIZONTAL(Dot)
VERTICAL(H)
Back
Display
Back
Period
Sync
Period
Sync
Porch
Area
Porch
800
96
48
640
525
2
25
1024
72
128
800
625
2
22
1328
184
102
1024
806
6
29
1146
65
226
832
663
3
35
HORIZONTAL(Dot)
VERTICAL(H)
Back
Display
Back
Period
Sync
Period
Sync
Porch
Area
Porch
800
96
48
640
525
2
25
800
96
48
640
525
2
25
800
96
48
640
525
2
25
800
96
48
640
525
2
25
No. 51519B
•
•
•
Display
Area
•
480
600
768
624
Display
Area
480
480
480
480
•
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