Sony SDM-M51D (serv.man2) Service Manual ▷ View online
2-2. FUNCTIONAL ALIGNMENT (2)
This paper documents the functional alignment (Used
Color meter) procedure of Sony LCD monitor
SDM-M51D.
• Equipment
Computer: PC workstation with Windows 95
Installed PS/2 mouse is required
Software:
KSi Engineering alignment software tool
Color meter:
Option
Signal generator: Option
Cable: Special RS232 interface cable
• Setup
1. Copy ECS software <ALIGN.EXE> into a new PC
Cable: Special RS232 interface cable
• Setup
1. Copy ECS software <ALIGN.EXE> into a new PC
directory.
2. Prepare timing & pattern data for signal generator
according to Sony’s timing specifications.
3. Prepare timing files for <ALIGN.EXE>.
4. Connect monitor interface cable between flat panel
4. Connect monitor interface cable between flat panel
monitor and PC com port.
5. Connect monitor video cable to signal generator.
6. Put Topcon 50cm from the monitor; Point it
6. Put Topcon 50cm from the monitor; Point it
perpendicularly at the center of the display; Achieve
the best focus through the eyepiece.
the best focus through the eyepiece.
7. Enclose the monitor and Topcon in a light-shield
chamber.
8. Set up [SERVICE MODE] of the monitor.
• Download
• Download
In order to enhance productivity, a software utility is
provided to download default data to LCD monitor. The
default data includes color balance data and geometry
timing data.
timing data.
• Operation
1. Execute software <ALIGN.EXE>.
2. Click on ‘Setup’ menu.
3. Select ‘Monitor’ type as ‘Sony SDM-M51D’.
4. Select ‘COM PORT’ according to hardware connection.
5. Click <OK> to save the new setup configuration.
6. Quit this application and Re-enter to make the new
settings effective.
• On Screen Adjustment
1. Click on the ‘Monitor’ icon; an virtual monitor panel
would show up.
2. On entry, the software tries to establish a communication
link
with the monitor.
The monitor internal DACs
are read and shown on screen sliders. A ‘CONNECT’
icon would show up on the lower left corner of the
icon would show up on the lower left corner of the
dialog screen.
3. An error message would pop up should communication
fail. A ‘BREAK’ icon would show up on the dialog
screen. If this happens, check the hardware setup,
communication cable, and the connection.
screen. If this happens, check the hardware setup,
communication cable, and the connection.
• Warm up time
Allow 30 minutes warm up time before doing any adjust-
ment.
ment.
• Color Adjustment
1. 9300K color adjustment
--Center adjustment--
a. Click ‘Color Temperature’ as ‘9300’.
b. Apply 40% IRE white video field, primary mode.
c. Make sure ‘backlight’ register data is 0 (100%).
b. Apply 40% IRE white video field, primary mode.
c. Make sure ‘backlight’ register data is 0 (100%).
d. Click ‘Refresh’.
Refer to table 1 for default data for color
adjustment.
e. Adjust ‘sub_brt_B’ to achieve color temperature.
Refer to table 2 for specification.
f. Click ‘Save this color’ for a 9300K color save.
Refer to table 2 for specification.
f. Click ‘Save this color’ for a 9300K color save.
2. 5000K color adjustment
a. Click ‘Color Temperature’ as ‘5000’.
b. Repeat alignment procedure as 9300 steps b-f.
b. Repeat alignment procedure as 9300 steps b-f.
3. 6500K
color adjustment
a. Click ‘Color Temperature’ as ‘6500’.
b. Repeat alignment procedure as 9300 steps b-f.
b. Repeat alignment procedure as 9300 steps b-f.
• Geometry Adjustment
1. Connect the personal computer which has alignment
data.
2. Click ‘Refresh’ (inside Geometry Register Box).
3. Adjust ‘Pitch’ for optimum screen performance.
4. Adjust ‘Phase’ for optimum screen performance.
5. Adjust ‘H position’ to make the screen center
3. Adjust ‘Pitch’ for optimum screen performance.
4. Adjust ‘Phase’ for optimum screen performance.
5. Adjust ‘H position’ to make the screen center
horizontally.
6. Adjust ‘V position’ to make the screen center vertically.
7. Repeat steps 3-6 for best picture performance.
8. Click ‘Save Geometry’ to perform a user timing mode
7. Repeat steps 3-6 for best picture performance.
8. Click ‘Save Geometry’ to perform a user timing mode
save.
9. Repeat step 1-7 for each of the user present timings.
SDM-M51D(E)
2-2
2-3. Table 1 & 2
Table 1: Default data for analog color adjustment
Color 9300K 6500K 5000K
Brightness
(G) 108 108 108
Contrast (G)
162
162
162
Sub-Brt-R 208
218
232
Sub-Brt-B 200
200
200
Sub-Brt-G 202
170
144
Sub-Cont-R 70
70
70
Sub-Cont-B 70
70
70
Sub-Cont-G 70
70
70
Table 2: Specifications for color adjustment
Color
x
y
Y (40% IRE)
9300 283
298
35
6500 314
328
35
5000 345
358
35
Tole 10
10
10
Y: Luminance measurements are in cd/m²
SDM-M51D(E)
2-3
2-4. TIMING SPECIFICATION
PRESET MODE
MODE 1
MODE 2
MODE 3
MODE 4
MODE 5
MODE 6
MODE 7
MODE 8
SIGNAL MODE
VESA 60Hz
MAC 66Hz
VESA 75Hz
VESA 70Hz
VESA 56Hz
VESA 60Hz
VESA 72Hz
VESA 75Hz
RESOLUTION
640 X 480
640 X 480
640 X 480
720 X 400
800 X 600
800 X 600
800 X 600
800 X 600
DOT CLOCK
25.175 MHz
30.240 MHz
31.500 MHz
28.350 MHz
36.000 MHz
40.000 MHz
50.000 MHz
49.500 MHz
HORIZONTAL usec usec usec usec usec usec usec usec
H.
TOATL
31.778 28.571 26.667 31.746 28.444 26.400 20.800 20.110
H.
SYNC
3.813 2.116 2.032 3.810 0.889 3.200 2.400 1.616
H.
BP
1.907 3.175 3.810 1.905 4.667 2.200 1.280 3.232
H.
ACTIV
25.422 21.164 20.317 25.397 22.222 20.000 16.000 16.162
VERTICAL msec
msec
msec
msec
msec
msec
msec
msec
V.
TOTAL
16.683 15.000 13.333 14.254 17.778 16.579 13.853 13.333
V.
SYNC
0.064 0.086 0.080 0.095 0.057 0.106 0.125 0.064
V.
BP
1.049 1.114 0.427 1.079 0.626 0.607 0.478 0.448
V.
ACTIV
15.253 13.714 12.800 12.698 17.067 15.840 12.480 12.800
H/V
POLARITY
N/N N/N N/N N/P N/N P/P N/N P/P
PRESET MODE
MODE 9
MODE 10
MODE 11
MODE 12
MODE 13
SIGNAL MODE
PMAC 16”
VESA 60Hz
VESA 70Hz
VESA 75Hz
MAC 768 75Hz
RESOLUTION
832 X 624
1024 X 768
1024 X 768
1024 X 768
1024 X 768
DOT CLOCK
57.285 MHz
65.000 MHz
75.000 MHz
78.750 MHz
80.000 MHz
HORIZONTAL usec usec usec usec usec
H.
TOATL
20.110 20.677 17.707 16.660 16.600
H.
SYNC
1.117 2.092 1.813 1.219 1.200
H.
BP
3.910 2.462 1.920 2.235 2.200
H.
ACTIV
14.524 15.754 13.653 13.003 12.800
VERTICAL msec
msec
msec
msec
msec
V.
TOTAL
13.413 16.666 14.272 13.328 13.346
V.
SYNC
0.060 0.124 0.106 0.050 0.050
V.
BP
0.744 0.600 0.513 0.466 0.498
V.
ACTIV
12.549 15.880 13.599 12.795 12.749
H/V
POLARITY
N/N N/N N/N P/P N/N
SDM-M51D(E)
2-4
NOTE:
*All capacitors are in uF unless otherwise noted.(pF:uuF)
Capacitors without voltage indication are all 50V.
*Indication of resistance,which dos not have one for rating electrical power,is as follows.
*All capacitors are in uF unless otherwise noted.(pF:uuF)
Capacitors without voltage indication are all 50V.
*Indication of resistance,which dos not have one for rating electrical power,is as follows.
Chip resistor type 0603 1/16W
*All resistor are in ohms.
*Resistors with # mark are not mounted.
*the circuit diagram of the A mount is splitted to 6 sheets.(A-a,A-b,>>A-e)
*Circled number snown at edge or each circuit diagrams indicate connections between different sheets.
*Resistors with # mark are not mounted.
*the circuit diagram of the A mount is splitted to 6 sheets.(A-a,A-b,>>A-e)
*Circled number snown at edge or each circuit diagrams indicate connections between different sheets.
(Example; ab1 indicate connection between same marking points of sheet A-a and A-b)
SCHEMATIC DIAGRAMS
SECTION 3
SDM-M51D(E)
3-1
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