Sony KLV-40SL50A Service Manual ▷ View online
13
KLV-40SL50A
KLV-40SL50A
1-3. BM3 BOARD AND IP1 (POWER) BOARD REMOVAL
1 Unhook Side Jack Cover from Main Bracket
2 Disconnect 5 connectors from BM3 Board
3 Remove 9 screws from BM3 Board
4 Disconnect 5 connectors from IP1 Board
5 Remove 5 screws from IP1 Board
3 Screw,
+BVST 3X6
5
Screw,
+BVST 3X6
2
1
4
Side Jack Cover
BM3 Board
IP1 (Power) Board
Main Bracket
1-4. TABLE-TOP STAND ASSEMBLY AND UNDER COVER REMOVAL
1 Gently place the TV set face down onto a soft cloth
2 Remove 4 screws Table-Top Stand Assembly
3 Remove Under Cover from Bottom Frame
2 Screw,
+PSW M5X16
3
Table-Top
Stand Assembly
Under Cover
Bottom Frame
1
Soft Cloth
14
KLV-40SL50A
KLV-40SL50A
1-5. STRUCTURAL
PARTS
REMOVAL
1-6. LOUDSPEAKER, UNDER BAR, IR/LED, HLR1 BOARD AND HSR BOARD REMOVAL
1 Remove 1 screw from Main Bracket and Bezel
2 Remove 4 screws from Spine (L)
3 Remove 2 screws from IP1 Frame
4 Remove 4 screws from Spine (R)
5 Remove 3 screws from Bottom Frame
1
Screw,
+BVTP 3X12
TYPE2 IT-3
3
Screw,
+BVST 3X6
4 Screw,
+PSW M4X8
2 Screw,
+PSW M4X8
Main Bracket
Spine (R)
Bottom Frame
Spine (L)
IP1 Frame
5 Screw,
+BVTP2 4X16
Soft Cloth
1 Slide out both Speakers from Bezel
2 Remove 1 screw from Under Bar
3 Disconnect 1 connector from HLR1 Board and release from LED
4 Unhook and release LED from Bezel
5 Disconnect 1 connector from HSR Board and release from IR
6 Remove 1 screw and release IR from Bezel
Speaker
Speaker
LED
IR
Under Bar
HSR Board
HLR1 Board
Bezel
1
2 Screw,
+BVTP2 4X16
6 Screw,
+BVTP 3X12
TYPE2 IT-3
TYPE2 IT-3
1
5
4
3
Soft Cloth
15
KLV-40SL50A
KLV-40SL50A
1-7. LCD PANEL REMOVAL AND BEZEL ASSEMBLY REMOVAL
1 Remove LVDS cable and holder from T-CON and LCD panel
2 Remove 2 screws and release LCD panel from Bezel
3 Disconnect 2 connectors from Inverter Board
NOTE: The Insulating Sheet is not included with the LCD Panel unit.
For part number information, refer to the Exploded View Section of this manual.
Bezel
LCD Panel
3
1
2 Screw,
+BVTP2 4X16
Double Sided Tape
Insulating Sheet (IP1)
Detail
Detail
Soft Cloth
1-7-1. CLEANING THE LCD PANEL
CAUTION: When cleaning the TV, be sure to unplug the power cord to avoid any chance of electric shock.
Clean the cabinet of the TV with a dry soft cloth.
Wipe the LCD screen gently with a soft cloth.
Stubborn stains may be removed with a cloth slightly moistened with a solution of mild soap and warm water.
If using a chemically pretreated cloth, please follow the instruction provided on the package.
Never use strong solvents such as a thinner, alcohol or benzine for cleaning.
Periodic vacuuming of the ventilation openings is recommended to ensure to proper ventilation.
16
KLV-40SL50A
KLV-40SL50A
2-1. VIEWING SERVICE ADJUSTMENT DATA
There are no adjustments necessary for these models. All data has
been set for optimal viewing for our customers. The following sections
are for informational purposes only.
2-2. ACCESSING SERVICE MODE
1. TV must be in standby mode. (Power off).
2. Press the following buttons on the Remote Commander within a
2. Press the following buttons on the Remote Commander within a
second of each other:
DISPLAY
Channel 5
Volume +
POWER .
TOOLS
WIDE
INPUT
CC
DISPLAY
POWER
TV POWER
Onscreen cursor
and select button
DISPLAY
RM-YD028
5
VOLUME+
JUMP
SECTION 2: SERVICE ADJUSTMENTS
The
logo displays momentarily, then the Service Mode
list displays.
Service/ADC Auto Calibration
Version: ER2.6-C121 DTT: S255.P033.S077
Model: 40SL50A
Serial : 8000016
Power on Time: 00000H
Model: 40SL50A
Serial : 8000016
Power on Time: 00000H
Diagnostic and Serial Update
ADC Auto Calibration
Clone User Setting
Direct Log to USB
Factory Default
Clone User Setting
Direct Log to USB
Factory Default
RETURN
Change
Back
Exit
2-2-1. ENTERING THE SERIAL NUMBER
AFTER CHANGING THE MAIN BOARD
Use the following instructions to re-enter the Serial Number of the TV
after replacing the Main (BM3) Board.
1. After accessing service mode, press to display the Self Diagnostic
list.
Service Mode/Product Information
Version: ER2.6-C121 DTT: S255.P033.S077
Model: 40SL50A
Power on Time: 00000H
Model: 40SL50A
Power on Time: 00000H
Serial : 8000016
Diagnostic Information
2-MAIN POWER:
1
3-DC ALERT1:
0
4-TCON:
0
5-HDMI:
0
6-Backlight:
0
7-TEMP:
0
8-HFR:
0
101-WDT:
0
RETURN
Change
Back
Exit
2. To change the serial number field, press then using the number
keys on the remote enter the Serial Number of the TV.
3. To save the Serial Number, press .
4. To exit Service Mode, press
4. To exit Service Mode, press
.
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