16
DELL P1230 M25P
D
isplay
M
ode
Horizontal
Frequency(kHz)
Vertical
Frequency(Hz)
P
ixel
Clock(
M
Hz)
Sync
P
olarity
(Horizontal/vertical)
V
E
SA
6
4
0
48
0
31
.
5
5
9.9
25
.
2
-/-
V
E
SA
6
4
0
4
3
.
3
8
5
.
0
36
.
0
-/-
V
E
SA 8
00 600
53
.7
8
5
.
1
56
.
3
+/+
V
E
SA
102
4 7
6
8
60
.
0
7
5
.
0
78.8
+/+
V
E
SA
102
4 7
6
8
6
8.7
8
5
.
0
94.
5
+/+
V
E
SA
12
8
0 102
4
8
0
.
0
7
5
.
0
135
+/+
V
E
SA
12
8
0 102
4
9
1
.
1
8
5
.
0
15
7.
5
+/+
V
E
SA
1600 1200
9
3
.8
7
5
.
0
202
.
5
+/+
V
E
SA
1600 1200
106
.
3
8
5
.
0
22
9.
5
+/+
+ 8.
0
V
SOURC
E
ACROSS C
2362
+
8.
0
V +/-
0
.
5
V
D
C
+
5
.
0
V
SOURC
E
ACROSS C
21
4
3
+
5
.
0
V +/-
0
.
5
V
D
C
+
12
.
0
V SOURC
E
ACROSS C
2361
+
12
.
0
V +/-
0
.
5
V
D
C
+
15
.
0
V SOURC
E
ACROSS C
213
4 +
15
.
1
V +/-
1
.
0
V
D
C
-
15
.
0
V SOURC
E
ACROSS C
213
7 -
15
.4V +/-
1
.
0
V
D
C
+
6
.
3
V SOURC
E
ACROSS
D61
4
3
+
6
.
1
V +/-
0
.
5
V
D
C
+
230
.
0
V SOURC
E
ACROSS C
2131
+
230
.
0
V +/-
0
.
5
V
D
C
+ 8
0
.
0
V SOURC
E
ACROSS C
2133
+ 8
2
.
0
V +/-
2
.
0
V
D
C
5
.
3
.If OS
D
menu disappears on the screen of monitor, press "
"
again (anytime), then the OS
D
menu comes on the screen again.
5
.4.Using "
":to select OS
D
menu.
5
.
5
.Using "
":to increase or decrease the setting.
5
.
6
.Using"
"to access/confirm the selection
013
79
DE L L P1230 VO.15 20031119
To access factory mode
5
.
1
.Turn off monitor (do not turn off
P
C)
5
.
2
.
P
ress "
" and "
"simultaneously on the frond control
panel, then press "
" ,wait till the OS
D
menu with characters
DELL P1230
VO.
15 2003111
9(below OS
D
menu)" come on the
screen of monitor.
6
.
1
Correct the test image to display in parallel with front top plastic
bezel by adjusting the Rotate item in OS
D
Adjust shape.
Repeatedly do the adjustments from
6
.
2
to
6
.
13
to correct the geometry of this
mode and fix the position of horizontal raster on display screen.
6
.
2
Adjust Raster H (in factory mode) to make the horizontal raster
symmetrical display at center of the screen.
6
.
3
Adjust the H -Width to
3
9
2
mm.
6
.4
Adjust the H-linearity to get optimum horizontal deflection
linearity display block to block.
6
.
5
Adjust the H-
P
hase to center position.
6
.
6
Adjust the side curve –
P
incushion & Balance to
get optimum right vertical lines.
6
.7 Adjust the side angles – Trapezoid &
P
arallelogram to get optimum
right vertical lines.
6
.8 Adjust the Cor ner Top & Bottom to get optimum right vertical lines.
6
.9
Adjust the Vertical size to
2
94 mm.
6
.
10
Adjust the vertical linearity to get optimum vertical deflection
linearity display block to block.
6
.
11
Adjust the Vertical phase to center.
6
.
12
Repeatedly do the adjustments from
6
.
3
to
6
.
11
to
optimise
the geometry performances and meet the specification (sheet
161
) request.
6
.
13E
xit OS
D
and auto saves the alignment data.
6
.
1
4 Repeat the procedure of
6
.
2
-
6
.
13
to all
inspection (preset) & alignment modes listed in the following Factory timing
modes table (total
11
modes) until all have been adjusted completely.
To leave factory mode
6
.
P
icture geometry setting
5
.7 After alignment of factory mode, turn off monitor(if you do not
turn off monitor, the OS
D
menu is always at the factory mode),
then turn on monitor again(at this moment, the OS
D
menu goes
back to user mode).
4.
1D
uring all alignments , supply a distortion free AC mains
voltage to set via an isolating transformer with low internal impedance.
4.
2
All measurements are carried out at nominal mains voltage,
unless otherwise stated.
4.
3
Align in pre-warmed condition, at least
30
minutes
warm-up with nominal picture brightness.
4.4
P
urity, convergence, geometry and subsequent alignments should be
carried out in magnetic cage with correct magnetic field.
N
orthern hemisphere : H
= 0
, V
=
4
30
m
G
,
Z = 0
.
Southern hemisphere : H
= 0
, V
=
-
520
m
G
,
Z = 0
.
E
quatorial Support : H
= 0
, V
= 0
m
G
,
Z = 0
.
4.
5
All voltages are to be measured or applied with respect to ground,
unless otherwise stated.
N
ote:
D
o not use heatsink as ground.
4.
6
Any external voltage sources should have a low internal impedance.
4.7Adjust function controls to center position except for contrast
control which should be set to
M
A
X
.
4.8The white balance and purity has to be adjusted in sub-dudedly lighted room.
4.9All alignments have to be done in a room with a temperature of
25
+/-
5
C.
4.
10
Adjust picture tilt for correct TO
P
/BOTTO
M
lines Via I
2
Cbus.
(
P
icture tube should be mounted without tilt CRT cabinet)
4.
11
All the alignment can be done only when set is working in
'
factory mode
'
pressing the
'
Right (+)
'
and
'
left (-)
'
keys together while power on the
test set, or by CAA test controller.
P
repare the test set in
'
factory mode
'
before the set alignment.
4.
G
eneral conditions for alignment
Содержание DELLP1230
Страница 10: ...10 DELL P1230 M25P ...
Страница 22: ...Go to cover page 22 DELL P1230 M25P Terminal Schematic Diagram ...
Страница 23: ...23 DELL P1230 M25P Terminal Panel C B A 2 Go to cover page ...
Страница 25: ...25 DELLP1230 M25P Drive Panel C B A 1 Go to cover page ...
Страница 26: ...Go to cover page 26 DELL P1230 M25P Drive Panel C B A 2 ...
Страница 28: ...Go to cover page 28 DELL P1230 M25P Video Panel C B A 1 ...
Страница 29: ...29 DELL P1230 M25P Video Panel C B A 2 Go to cover page ...
Страница 32: ...Go to cover page 32 DELL P1230 M25P Main Panel C B A 1 ...
Страница 33: ...33 DELL P1230 M25P Main Panel C B A 2 Go to cover page ...
Страница 34: ...Go to cover page 34 DELL P1230 M25P Key Control Panel Schematic Diagram C B A ...
Страница 35: ...35 Go to cover page MHR Schematic Diagram DELL P1230 M25P ...
Страница 79: ...79 Repair Flow Chart Go to cover page 7 0 2 Dell P1230 M25P ...
Страница 91: ...91 DELL P1230 M25P Go to cover page Waveform C7 5130 15 C8 5130 12 C9 7122 B C10 7122 E C11 7122 C ...
