Sony KDL-32L4000 / KDL-37L4000 Service Manual ▷ View online
LCD DIGITAL COLOR TELEVISION
SERVICE MANUAL
CZ1
CHASSIS
MODEL NAME
REMOTE COMMANDER
DESTINATION
9-883-774-06
KDL-32L4000
RM-YD025
US
KDL-32L4000
RM-YD025
CANADA
KDL-37L4000
RM-YD025
US
KDL-37L4000
RM-YD025
CANADA
HISTORY INFORMATION FOR THE FOLLOWING MANUAL:
ORIGINAL MANUAL ISSUE DATE: 3/2008
☛
:UPDATED ITEM
REVISION
DATE
SUBJECT
3/2008
No revisions or updates are applicable at this time.
5/2008
Corrected steps to access service mode. Replaced page 30.
Revised information regarding “Resetting to Factory Defaults...” Replaced page 31.
Replaced Frame Diagrams to include Board labels. Replaced pages 36 & 37.
8/2008
Reissue entire manual due to multiple updates.
8/2008
Updated reference to LCD Panels service manual. Replaced pages 63 & 64.
10/2008
Removed Self Diagnosis logo from Front Cover and Self Diagnostic Function page.
Replaced pages 2 and 11.
5/2009
Added PN for LVDS Connector for KDL-37L4000 model. Replaced page 63.
LCD DIGITAL COLOR TELEVISION
SERVICE MANUAL
CZ1
CHASSIS
MODEL NAME
REMOTE COMMANDER
DESTINATION
9-883-774-06
KDL-32L4000
RM-YD025
US
KDL-32L4000
RM-YD025
CANADA
KDL-37L4000
RM-YD025
US
KDL-37L4000
RM-YD025
CANADA
KDL-37L4000
RM-YD025
3
KDL-32L4000/37L4000
KDL-32L4000/37L4000
TABLE OF CONTENTS
SECTION TITLE
PAGE
SECTION TITLE
PAGE
Specifi cations ................................................................................. 4
Warnings and Cautions .................................................................. 6
Safety-Related Component Warning .............................................. 8
Safety Check-Out ......................................................................... 10
Self-Diagnostic Function ................................................................11
SECTION 1: DISASSEMBLY ............................................................... 12
1-1. Rear Cover Removal
............................................................ 12
1-2. H1 Board Removal
............................................................... 12
1-3. A Board and G Board Removal ............................................ 13
1-4. Table-Top Stand Assembly and Under Cover Removal ....... 13
1-5. AC Inlet and Bracket Removal ............................................. 14
1-6 Under Bar, H2 Board (IR), H3 Board (LED) Removal .......... 14
1-7. Loudspeakers Removal ....................................................... 14
1-8. Structural Frames and Brackets Removal
(KDL-32L4000 Only) ............................................................ 15
1-9. Structural Frames and Brackets Removal
(KDL-37L4000 Only) ............................................................ 16
1-10. LCD Panel Removal ............................................................. 17
1-11. Balancer (MT Inverter) Board Removal
(KDL-32L4000 Only) ............................................................ 18
1-12. Balancer (MT Inverter) Board Removal
(KDL-37L4000 Only) ............................................................ 19
Wire Dressing ............................................................................... 20
KDL-32L4000 Only ............................................................... 20
KDL-37L4000 Only ............................................................... 25
SECTION 2: SERVICE ADJUSTMENTS ............................................. 30
2-1. Accessing Service (Factory) Mode ...................................... 30
2-2. Reviewing Service (Factory) Mode ...................................... 31
2-3. Resetting to Factory Defaults after Board Replacement ...... 31
2-4. Viewing Model Information
................................................... 32
SECTION 3: DIAGRAMS ..................................................................... 33
3-1. Circuit Boards Location ........................................................ 33
3-2. Printed Wiring Boards and
Schematic Diagrams Information ......................................... 33
3-3. Block Diagram
...................................................................... 35
3-4. Frame Diagrams .................................................................. 36
3-4.1. KDL-32L4000
Only
.................................................. 36
3-4.2. KDL-37L4000
Only
.................................................. 37
3-5. Schematics and Supporting Information .............................. 38
A Board Schematic Diagram (1 of 16) .................................. 38
A Board Schematic Diagram (2 of 16) .................................. 39
A Board Schematic Diagram (3 of 16) .................................. 40
A Board Schematic Diagram (4 of 16) .................................. 41
A Board Schematic Diagram (5 of 16) .................................. 42
A Board Schematic Diagram (6 of 16) .................................. 43
A Board Schematic Diagram (7 of 16) .................................. 44
A Board Schematic Diagram (8 of 16) .................................. 45
A Board Schematic Diagram (9 of 16) .................................. 46
A Board Schematic Diagram (10 of 16) ................................ 47
A Board Schematic Diagram (11 of 16) ................................ 48
A Board Schematic Diagram (12 of 16) ................................ 49
A Board Schematic Diagram (13 of 16) ................................ 50
A Board Schematic Diagram (14 of 16) ................................ 51
A Board Schematic Diagram (15 of 16) ................................ 52
A Board Schematic Diagram (16 of 16) ................................ 53
G Board Schematic Diagram (1 of 2) ................................... 55
G Board Schematic Diagram (2 of 2) ................................... 56
H1 Board Schematic Diagram .............................................. 59
H2 Board Schematic Diagram .............................................. 60
H3 Board Schematic Diagram .............................................. 61
SECTION 4: EXPLODED VIEWS ........................................................ 62
4-1. Rear Cover Assembly and Table-Top Stand Assembly ....... 62
4-2. Chassis ................................................................................ 63
4-3. Bezel Assembly and LCD Panel .......................................... 64
APPENDIX A: ENCRYPTION KEY COMPONENTS ..........................A-1
4
KDL-32L4000/37L4000
KDL-32L4000/37L4000
SPECIFICATIONS
Design and specifi cations are subject to change without notice.
120V - 240V AC, 50/60Hz
Video (IN) 1/2
S Video (4-Pin Mini DIN)
Y: 1.0 Vp-p, 75 ohms unbalanced, sync negative
C: 0.286 Vp-p (Burst signal), 75 ohms
Video
1.0 Vp-p, 75 ohms unbalanced, sync negative
Audio
500 mVrms (100% modulation)
Impedance:
47
kilohms
COMPONENT IN 1/2
YP
YP
B
P
R
(Component Video)
Y:1.0 Vp-p, 75 ohms unbalanced, sync negative
P
B
:0.7 Vp-p, 75 ohms
P
R
:0.7 Vp-p, 75 ohms
Signal format: 480i, 480p, 720p, 1080i
AUDIO
500 mVrms (100% modulation)
Impedance:
47
kilohms
HDMI IN 1/2:
HDMI:
HDMI:
Video:480i, 480p, 720p, 1080i, 1080p
Audio: Two channel linear PCM 32, 44.1 and
48 kHz, 16, 20 and 24 bits
AUDIO: (HDMI IN 1 only) 500 mVrms (100% modulation)
Impedance:
Impedance:
47
kilohms
AUDIO OUT:
500 mVrms (100% modulation)
DIGITAL SUDIO OUT (OPTICAL):
Optical Digital Audio Output (PCM/Dolby Digital)
PC IN:
Analog RGB (D-sub 14-pin)
0.7 Vp-p, 75 ohms, positive
AUDIO (Stereo mini jack):
500 mVrms (100% modulation)
Impedance:
47
kilohms
Power Requirements
Trademark Information
HDMI, the HDMI logo and High-Definition Multimedia Interface are
trademarks or registered trademarks of HDMI Licensing LLC.
trademarks or registered trademarks of HDMI Licensing LLC.
Manufactured under license from Dolby Laboratories. “Dolby” and the
double-D symbol are trademarks of Dolby Laboratories.
double-D symbol are trademarks of Dolby Laboratories.
Blu-ray Disc is a trademark.
Television System
NTSC
American TV Standard
ATSC (8VSB Terrestrial) ATSC compliant 8VSB
QAM on cable
QAM on cable
ANSI/SCTE 07 2000
Channel Coverage
Analog Digital
Terrestrial 2-69
2-69
Cable 1-135
1-135
Antenna
75-ohm external terminal for VHF/UHF
Panel System
LCD (Liquid Crystal Display) Panel
Display Resolution (horizontal x vertical):
1,366 dots x 768 lines
Screen Size (measured diagonally)
approx. 32 inches (KDL-32L4000 Only)
approx. 37 inches (KDL-37L4000 Only)
approx. 37 inches (KDL-37L4000 Only)
Supplied Accessories
Remote Commander RM-YD025
Two Size AA (R6) Batteries
AC Power Cord
Table-Top Stand
Screws (3)
Cable Band
Operating Instructions
Quick Setup Guide
Warranty Card
Online Registration Card
Open-source Software Flyer
Two Size AA (R6) Batteries
AC Power Cord
Table-Top Stand
Screws (3)
Cable Band
Operating Instructions
Quick Setup Guide
Warranty Card
Online Registration Card
Open-source Software Flyer
Optional Accessories
Connecting Cables
Support Belt Kit
Wall-Mount Bracket
SU-WL500
TV Stand
SU-FL300M
Support Belt Kit
Wall-Mount Bracket
SU-WL500
TV Stand
SU-FL300M