Sony KDF-37H1000 Service Manual ▷ View online
KDF-37H1000
KDF-37H1000
9
RELEASING THE POWER/STANDBY LED FLASH
Unplug the power cord from the outlet to temporarily stop the POWER/STANDBY lamp from fl ashing.
Self-Diagnostic Screen Display
For failures that are diffi cult to reproduce, or accompany occasional power off and/or picture mute, the Self-Diagnostic screen display is useful to
specify the cause.
For failures that are diffi cult to reproduce, or accompany occasional power off and/or picture mute, the Self-Diagnostic screen display is useful to
specify the cause.
VIEWING THE SELF-DIAGNOSTIC SCREEN
1. TV must be in standby mode. (Power off).
2. Press the following buttons on the Remote Commander within a second of each other:
DISPLAY
Channel
5
Volume -
POWER
NOTE: This differs from the method of accessing service mode which is Volume +
Sample Self-Diagnostic Screen Display
SELF CHECK
2 :
OVP
0
1 :
LAMP_ERR
0
0
3 :
LowB-ERROR
0
5 :
6 :
HV DETECT
LAMP_COVER
1
7 :
TEMP-ERROR
8 :
AUDIO-ERROR
0
9 :
FAN-ERROR
0
0
Name: KDF-37H1000
Serial: XXXXXXXXXX
"1" is displayed when an error is detected one or more times
"0" is displayed when no error has been detected
"0" is displayed when no error has been detected
NOTE: To refresh the Self Check menu when all the items are not displayed, press JUMP on the Remote Commander.
3. Proceed to Viewing the Self-Diagnostic Errors.
CLEARING THE SELF-DIAGNOSTIC SCREEN
The self-diagnostic results displayed on the screen are not cleared automatically, therefore you should always check the self-diagnostic screen during
repairs. When you have completed the repairs, clear the self-diagnostic screen to reset the results to “0”.
repairs. When you have completed the repairs, clear the self-diagnostic screen to reset the results to “0”.
Note: The self-diagnostic function will not be able to detect any subsequent faults after completion of the repairs unless the Self-Diagnostic
result display is cleared to reset the results to “0”.
result display is cleared to reset the results to “0”.
1. If the Self-Diagnostic screen is already displayed, proceed to step 3. If not, Power off (Set to Standby mode).
2. Press DISPLAY
Channel
5
Volume -
POWER
3. Press Channel 8
0
The status resets to 0.
4. To exit the Self-Diagnostic screen, turn the power off.
☛
KDF-37H1000
KDF-37H1000
10
SECTION 1: DISASSEMBLY
1-1. OVERVIEW
The connectors in this chassis have been redesigned to ensure they are securely fasten to the boards. Please review the illustra-
tions below.
tions below.
TOOLS NEEDED
Long Phillips Screwdriver
Needle Nose Pliers
Small Flathead Screwdriver or Jewelers Screwdriver
Long Phillips Screwdriver
Needle Nose Pliers
Small Flathead Screwdriver or Jewelers Screwdriver
LIFT ONE SIDE AT A TIME
BY PUSHING TAB IN WITH
SMALL SCREWDRIVER
TYPE 1
TYPE 2
SQUEEZE DOWN ON
TAB TO RELEASE
SQUEEZE LOCKING TAB
TOWARDS CONNECTOR
BEFORE PULLING FREE
TYPE 3
CAUTION! IF THE TYPE 2 FEMALE
CONNECTOR HAS A SLOT (AS SHOWN)
MAKE SURE THE LOCK TAB SEATS INSIDE
THIS SLOT.
Use caution not to rock the Type 2 or Type 3 connectors when removing or reinstalling to avoid breaking the solder leads off the
Printed Circuit Boards.
Printed Circuit Boards.
KDF-37H1000
KDF-37H1000
11
1-2. HAM
BOARD
REMOVAL
1 Remove one screw, +BVTP2 4X16
2 Disconnect a connector from HAM board
3 Remove 2 screws for HAM board removal,
2 Disconnect a connector from HAM board
3 Remove 2 screws for HAM board removal,
+BVTP 3x12 TYPE2
1-3. SCREEN
FRAME
REMOVAL
1 Remove 10 screws, +BVTP2 4x16
2 Remove 4 screws from side brackets, +BVTP2 4x16
2 Remove 4 screws from side brackets, +BVTP2 4x16
1
2
3
Rear Cover
Control Botton
Bracket
Bracket
HAM PWB
1-3-1. REAR COVER REMOVAL
1
2
Rear Cover
Screen Frame Assembly
All of the components of this model can be reached by removing the Screen Frame Assembly.
Caution:
When removing the Rear Cover or the Screen Frame Assembly, be sure to clean the mirror and Diffusion Plate(s) to remove any
dust particles.
When removing the Rear Cover or the Screen Frame Assembly, be sure to clean the mirror and Diffusion Plate(s) to remove any
dust particles.
KDF-37H1000
KDF-37H1000
12
1
2
Screen Holder
Diffusion Plates
Diffusion Plate
(Lenticular - Front side)
Black Acetate Tape
Diffusion Plate
(Frensnel - Rear side)
Light Guide
Screen Frame Assembly
1 Remove 4 screws, +BVTP2 4x16
(3 screws on each side to remove the side brackets,
and 4 screws on the top and bottom brackets.)
and 4 screws on the top and bottom brackets.)
2 Remove 1 screw, +BVTP 3x12, to remove Light Guide.
NOTE: The Light Guide is not included with the
Screen Frame Assembly.
1-3-2. DIFFUSION PLATES (SCREENS) AND SCREEN FRAME ASSEMBLY REMOVAL
1-3-3. DIFFUSION PLATES (SCREENS) TAPE METHOD
NOTE: The following diagram illustrates the taping method when replacing the diffusion Plates.
For Part Numbers refer to the Exploded View section of this manual.
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