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24
AVD-505
-
PCB Adjustment Order
Order Item
Mode
Input signal
Output signal
Measuring
Specification
Adjustment
(input point, waveform,
(measuring point,
instrument
point
specification, alternative
wave form,circuit
measuring conditions)
explanation)
1
Power ON
TP·PWRVI···14.4
±
0.2V
TP·GNDVI···GND
TP·GNDV···GND
2
5.3V Adjustment
TP·V5R3···DC
DC V Meter
5.3
±
0.1V
VR1001
3
Confirm at 13V
TP·V13···DC
DC V Meter
13.0
±
0.5V
4
Confirm at 8V
TP·V8···DC
DC V Meter
8.0
±
0.5V
5
Confirm at -16V
TP·VM16···DC
DC V Meter
-16.0
±
0.5V
6
Confirm VCC
TP·VCC···DC
DC V Meter
-10.9
±
0.5V
7
Confirm VGL
TP·VGL···DC
DC V Meter
-8.9
±
0.5V
8
Picture
RGB
Random picture signals
Adjustment
TP·ANR···Red 0.7Vp-p
preparation
TP·ANG···Green 75
½
TP·ANB···Blue Terminate
TP·CSYNC···synchronizing signal
0.3Vp-p 75
½
terminal
9
Confirm RGB
TP·CSYNC
Oscilloscope 63.5
±
2.0µSec.
Csync input
10
Sub-bright
RGB
Bright volume to
TP·BRIGHT···DC
DC V Meter
2.15
±
0.05V
VR1409
Adjustment
centre click position
11
PLL Adjustment RGB
Random video signal input
TP·RTH
Frequency
15.734
±
0.01kHz
L1503
TP·SYNCOUT···GND
counter
12
Black level
RGB
TP·ANG···GND or else open
TP·GOUT
Oscilloscope Amplitude
VR1413
Adjustment
TP·ANR···random
3.75
±
0.1V
TP·ANB···random
13
Vcom amplitude RGB
Bright volume to
TP·COM
Oscilloscope Amplitude
VR1412
Adjustment
center click position
8.0
±
0.1V
14
Confirm Vcom
RGB
TP·COM
Oscilloscope Central voltage
VR1651
DC
2.0
±
0.1V
15
Gamma 2
RGB
Step signal
TP·GOUT
Oscilloscope
"
V
VR1405
Adjustment
3.65
±
0.1V
16
R sub-bright
RGB
Step signal or else white 50%
TP·GOUT, TP·ROUT
Oscilloscope Superimpose
VR1404
Adjustment
Video signal
the two
waveforms (50%
white part) of
green and red,
'
and parts
Offset: Within
±
0.1V
"
V
A
'
'
Amplitiude
Central
voltage
Amplitiude
Содержание AVD-505
Страница 4: ...4 AVD 505 2 2 EXTERIOR ...
Страница 11: ...11 AVD 505 5 6 7 8 A B C D 5 6 7 8 8 19 18 BRIGHT VOLUME VIDEO SIGNAL PROCESSOR A b A a A b ...
Страница 14: ...14 AVD 505 A 1 2 3 4 B C D 1 2 3 4 4 PCB CONNECTION DIAGRAM 4 1 LCD UNIT A LCD UNIT A BACKLIGHT UNIT ...
Страница 16: ...16 AVD 505 A 1 2 3 4 B C D 1 2 3 4 LCD UNIT A A ...
Страница 17: ...17 AVD 505 5 6 7 8 A B C D 5 6 7 8 SIDE B A ...
Страница 18: ...18 AVD 505 A 1 2 3 4 B C D 1 2 3 4 A 4 2 RELAY UNIT SIDE A SIDE B RELAY UNIT B RELAY UNIT B CN1003 CORD ASSY B ...
Страница 26: ...26 AVD 505 IR3Y29A LZ9GF16 TC7S14FU 20 21 40 41 60 61 80 1 1 3 2 NC IN A GND OUT Y VCC 4 5 ...
Страница 29: ...29 AVD 505 7 3 BLOCK DIAGRAM A B LCD UNIT RELAY UNIT ...