Sony SDM-X52 Service Manual ▷ View online
SDM-X52(E)
2-4
(6) Adjust the SUB-BRIGHTNESS: R, G, and B.
Specifications are listed below.
Specifications are listed below.
(7) After adjusting (4) and (6), write down the value of SUB-CONTRAST
and SUB-BRIGHTNESS.
(8) Feed the signal to INPUT1: HD15, and then select
INPUT1: HD15. Select COLOR TEMP
and SUB-BRIGHTNESS.
(8) Feed the signal to INPUT1: HD15, and then select
INPUT1: HD15. Select COLOR TEMP
→
9300K then 6500K in the service
mode menu, and enter the value written down in step (7) respectively.
5.
Digital RGB white balance adjustment
(1) Feed the signal listed below to INPUT1: DVI-D.
(2) Select COLOR TEMP
→
9300K in the service mode menu, and set the data
listed below as initial data for adjustment.
(3) Adjust the SUB-BRIGHTNESS: R, G, and B. Specifications are listed below.
4.
Analog RGB white balance adjustment
(1) Feed the signal listed below to INPUT2: HD15, and then select INPUT2: HD15.
Then execute RGB RESET in the service mode menu.
Then execute RGB RESET in the service mode menu.
(2) Feed the signal listed below to INPUT2: HD15.
(3) Select COLOR TEMP
→
9300K in the service mode menu, and set the data
listed below as initial data for adjustment.
(4) Adjust SUB-BRIGHTNESS: R, G, and B. Specifications are listed below.
(5) Select COLOR TEMP
→
6500K in the service mode menu, and set the data
listed below as initial data for adjustment.
Signal timing
VESA 1024 * 768 / 60Hz
Pattern
All gray
Pattern
30 IRE (0.21 Vp-p)
SUB-BRIGHTNESS
R
20
G
20
B
20
SUB-CONTRAST
R
141
G
141
B
141
x
y
0.283
±
0.003
Brightness (cd/m
2
)
0.298
±
0.003
15
±
0.7
SUB-BRIGHTNESS
R
20
G
20
B
20
SUB-CONTRAST
R
149
G
141
B
137
x
y
0.313
±
0.003
Brightness (cd/m
2
)
0.329
±
0.003
15
±
0.7
Signal timing
VESA 1024 * 768 / 60Hz
Pattern
All gray
Input level
30 IRE
x
y
0.283
±
0.003
Brightness (cd/m
2
)
0.298
±
0.003
15
±
0.7
SUB-BRIGHTNESS
R
30
G
30
B
30
SUB-CONTRAST
R
130
G
130
B
130
Pattern
Gray scale
Input level
0.73 Vp-p
Signal timing
VESA 1024 * 768 / 60Hz
SDM-X52(E)
2-5
(4) Select COLOR TEMP
→
6500K in the service mode menu, and set the data
listed below as initial data for adjustment.
(5) Adjust the SUB-BRIGHTNESS: R, G, and B. Specifications are listed below.
6.
Setting for shipping
Turn off the power with the POWER button in the front panel. Check that the red
POWER LED lights on, and then execute the all mode recall. (press the POWER
button with pressing the OK button in the power-off state)
POWER LED lights on, and then execute the all mode recall. (press the POWER
button with pressing the OK button in the power-off state)
SUB-BRIGHTNESS
R
30
G
30
B
30
SUB-CONTRAST
R
138
G
130
B
126
x
y
0.313
±
0.003
Brightness (cd/m
2
)
0.329
±
0.003
15
±
0.7
2-5. Action after Replacing the LCD Panel and Board
1.
After replacing the LCD panel
(1) White balance adjustment. (Refer to Section 2-4.)
(2) CLEAR ETI TIME. (Refer to Section 2-3 step 3.)
(3) Check of picture and sound.
(2) CLEAR ETI TIME. (Refer to Section 2-3 step 3.)
(3) Check of picture and sound.
2.
After replacing the A board
(1) White balance adjustment. (Refer to Section 2-4.)
(2) EDID writing.
As the write protection is not applied in this unit, it is possible to write data
with an ordinary writing fixture.
It is required to be written for INPUT1: DVI-D, INPUT1: HD15, and
INPUT2: HD15 respectively.
Take care that the data for DVI-D and HD15 terminals are different
from each other.
(3) EDID copy to the EEPROM and ETI clear. (Refer to Section 2-1 step 6.)
Be sure to perform them after EDID writing. After executing, check
that the correct model information is displayed. (Refer to Section 2-1 step 1.)
(4) Operation check of buttons and LED's in the front panel, and Check of
picture and sound for respective inputs.
(2) EDID writing.
As the write protection is not applied in this unit, it is possible to write data
with an ordinary writing fixture.
It is required to be written for INPUT1: DVI-D, INPUT1: HD15, and
INPUT2: HD15 respectively.
Take care that the data for DVI-D and HD15 terminals are different
from each other.
(3) EDID copy to the EEPROM and ETI clear. (Refer to Section 2-1 step 6.)
Be sure to perform them after EDID writing. After executing, check
that the correct model information is displayed. (Refer to Section 2-1 step 1.)
(4) Operation check of buttons and LED's in the front panel, and Check of
picture and sound for respective inputs.
3.
After replacing the I board
(1) White balance adjustment. (Refer to Section 2-4.)
(2) Check of picture and sound.
(2) Check of picture and sound.
4.
After replacing the G board
(1) Operation check of the MAIN POWER switch.
(2) Check of picture and sound.
(2) Check of picture and sound.
5.
After replacing the H board
(1) Operation check of buttons and LED's in the front panel.
6.
After replacing the U board
(1) Check of speaker output.
(2) Check of headphone jack output.When connecting a plug to the headphone jack,
confirm no sound from the speakers.
(2) Check of headphone jack output.When connecting a plug to the headphone jack,
confirm no sound from the speakers.
SDM-X52(E) 3-1
SECTION 3
DIAGRAMS
3-1. BLOCK DIAGRAMS
CN602
HD-15
CON
15 PINS
CN601
DVI-D
CON
24 PINS
IC604
74HCT14
IC600
DVI-D
DDC
EEPROM
IC601
DDC
SW
IC603
HD-15
DDC
EEPROM
IC201
POWER
I/F
Q208
CN802
Audio 1
IC801
Audio
SW IC
IC802
Audio
AMP
IC301
MCU
CN202
CON
7 Pins
CN501
TTL
CON
40 Pins
TTL
PANEL
X400
X' TAL
X301
X' TAL
IC303
DAYA
EEPROM
DAYA
EEPROM
KEY
BOARD
INVERTER
BOARD
IC401
DISPLAY ENGINE
GM5010
ADC+DVI+SCALER
VS
Analog
I/P
Digital
I/P x 8 Pins
I/P x 8 Pins
HS
DDC_SDA/RX
DDC SCL/RX
CN801
CON
Ear Phone
Jack In
SPK L
ISDA
ISCL
SPK R
CN803
Audio 2
Q208
Q210
SI4435DY
Q211
SI4435DY
Adapter
PWR
ON/OFF
Control
CN301
ECS Port
8 Pins
G
B
H
V
VGA-SDA
VGA-SCL
DVI-D SDA
RX
TX
DVI-D SCL
VGA SDA
VGA SCL
+12V
+12V
+5V_A
+5V_B
R
A BOARD (INTERFACE)
G BOARD
(POWER )
(POWER )
U BOARD
(EARPHONE)
(EARPHONE)
H BOARD
(KEY BOARD)
(KEY BOARD)
I BOARD
(INVERTER)
(INVERTER)
SDM-X52 (E) 3-2
3-2. CIRCUIT BOARDS LOCATION
G Board
A Board
I Board
H Board
U Board
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