Sony KDL-26M4000 / KDL-32M4000 / KDL-37M4000 / KDL-40M4000 Service Manual ▷ View online
LCD DIGITAL COLOR TELEVISION
SERVICE MANUAL
MA2
CHASSIS
MODEL NAME
REMOTE COMMANDER
DESTINATION
9-883-772-10
KDL-26M4000
RM-YD026
CHILE/LATIN
AMERICA
KDL-26M4000
RM-YD026
US/CND/MX
KDL-32M4000
RM-YD026
CHILE/LATIN
AMERICA
KDL-32M4000
RM-YD026
US/CND/MX
KDL-37M4000
RM-YD026
CHILE/LATIN
AMERICA
KDL-37M4000
RM-YD026
US/CND/MX
KDL-40M4000
RM-YD026
CHILE/LATIN
AMERICA
KDL-40M4000
RM-YD026
US/CND/MX
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
Updated History Information page and Front Cover page to include other destinations.
Replaced History Information and Front Cover pages.
Updated Block Diagram to remove Digital Media Port. Replaced page 58.
Updated BM Schematic page 1 to remove Digital Media Port. Replaced page 59.
Added PNs for Colored Stand Assemblies and Colored Stand Covers for 26” and 32” models.
Replaced
page
86.
Updated BM Board PNs to include other destinations. Replaced page 87 AND 91.
Added PNs for Colored Bezels for 26” and 32” models. Replaced page 90.
8/2008
Reissue entire manual due to multiple updates.
8/2008
Updated reference to LCD Panels service manual. Replaced pages 88 & 90.
9/2008
Added information regarding change from BM Board to BM4 Board. Replaced pages 3, 86-87, & 91.
Added
Appendix
B.
9/2008
Corrected PN information for KDL-37M4000 model. Replaced Appendix B.
10/2008
Updated Disassembly section to include BM4 Board Removal.
Added BM4 Board to Circuit Boards Location diagram.
Added Schematic & PWB Diagrams for BM4 Board.
Moved information regarding change from BM Board to BM4 Board
from Appendix B to Exploded View section.
Added BM4 Board electical parts list information.
Reissue entire manual to accomodate new pages for BM4 Board information.
10/2008
Updated Disassembly section to include BM4 Board removal. Replaced page 14.
Updated Exploded View section to include BM4 Board. Replaced page 99.
10/2008
Updated Disassembly section to identify difference between BM Board and BM4 Board.
Replaced pages 14 and 15.
Updated Exploded View section to identify BM Board and BM4 Board information.
Replaced pages 98 to 101.
Updated Electrical Parts List section to identify BM Board and BM4 Board information.
Replaced pages 107 to 141.
12/2008
Replaced BM Board Conductor Side PWB. Replaced page 69.
LCD DIGITAL COLOR TELEVISION
SERVICE MANUAL
MA2
CHASSIS
MODEL NAME
REMOTE COMMANDER
DESTINATION
9-883-772-10
KDL-26M4000
RM-YD026
CHILE/LATIN
AMERICA
KDL-26M4000
RM-YD026
US/CND/MX
KDL-32M4000
RM-YD026
CHILE/LATIN
AMERICA
KDL-32M4000
RM-YD026
US/CND/MX
KDL-37M4000
RM-YD026
CHILE/LATIN
AMERICA
KDL-37M4000
RM-YD026
US/CND/MX
KDL-40M4000
RM-YD026
CHILE/LATIN
AMERICA
KDL-40M4000
RM-YD026
US/CND/MX
Self Diagnosis
Supported model
KDL-40M4000
RM-YD026
3
KDL-26M4000/32M4000/37M4000/40M4000
KDL-26M4000/32M4000/37M4000/40M4000
TABLE OF CONTENTS
SECTION TITLE
PAGE
SECTION TITLE
PAGE
Specifi cations ................................................................................. 4
Warnings and Cautions .................................................................. 6
Safety-Related Component Warning .............................................. 7
Safety Check-Out ........................................................................... 9
Self-Diagnostic Function ............................................................... 10
SECTION 1: DISASSEMBLY ............................................................... 12
1-1. Rear Cover Removal ............................................................ 12
1-2. Block Switch Panel (H1 Board) Removal ............................. 12
1-3. Power Unit (G1D/G2D Board) Removal ............................... 13
1-4. Shield, Side Jack Bracket, BM Board or BM4 Board
and RF Bracket Removal ..................................................... 14
1-5. Table-Top Stand Removal .................................................... 15
1-6. Under Cover Removal .......................................................... 15
1-7. Structural Frame and Bracket Removal ............................... 16
1-8. LCD Panel Removal
............................................................. 17
1-8-1. Cleaning the LCD Panel ............................................ 17
1-9. Loudspeakers, LED Guide, HM4 Board Removal ................ 17
Wire Dressing ............................................................................... 18
KDL-26M4000 Only .............................................................. 18
KDL-32M4000 Only .............................................................. 27
KDL-37M4000 Only .............................................................. 36
KDL-40M4000 Only .............................................................. 46
SECTION 2: SERVICE ADJUSTMENTS ............................................. 55
2-1. Resetting the TV to the Factory Defaults ............................. 55
SECTION 3: DIAGRAMS ..................................................................... 56
3-1. Circuit Boards Location ........................................................ 56
3-2. Printed Wiring Boards and
Schematic Diagrams Information ......................................... 56
3-3. Block Diagram
...................................................................... 58
3-4. Schematics and Supporting Information .............................. 59
BM Board Schematic Diagram (1 of 10) .............................. 59
BM Board Schematic Diagram (2 of 10) .............................. 60
BM Board Schematic Diagram (3 of 10) .............................. 61
BM Board Schematic Diagram (4 of 10) .............................. 62
BM Board Schematic Diagram (5 of 10) .............................. 63
BM Board Schematic Diagram (6 of 10) .............................. 64
BM Board Schematic Diagram (7 of 10) .............................. 65
BM Board Schematic Diagram (8 of 10) .............................. 66
BM Board Schematic Diagram (9 of 10) .............................. 67
BM Board Schematic Diagram (10 of 10) ............................ 68
BM4 Board Schematic Diagram (1 of 10) ............................ 70
BM4 Board Schematic Diagram (2 of 10) ............................ 71
BM4 Board Schematic Diagram (3 of 10) ............................ 72
BM4 Board Schematic Diagram (4 of 10) ............................ 73
BM4 Board Schematic Diagram (5 of 10) ............................ 74
BM4 Board Schematic Diagram (6 of 10) ............................ 75
BM4 Board Schematic Diagram (7 of 10) ............................ 76
BM4 Board Schematic Diagram (8 of 10) ............................ 77
BM4 Board Schematic Diagram (9 of 10) ............................ 78
BM4 Board Schematic Diagram (10 of 10) .......................... 79
G1D Board Schematic Diagram (KDL-26M4000 Only) ........ 82
G1D Board Schematic Diagram (KDL-32M4000 Only) ........ 85
G2D Board Schematic Diagram (1 of 2)
(KDL-37M4000 Only) ...................................................... 88
G2D Board Schematic Diagram (2 of 2)
(KDL-37M4000 Only) ...................................................... 89
HM4 Board Schematic Diagram ........................................... 92
IP5Z-40A Board Schematic Diagram (1 of 2 )
(KDL-40M4000 Only) ...................................................... 94
IP5Z-40A Board Schematic Diagram (2 of 2 )
(KDL-40M4000 Only) ...................................................... 95
3-5. Semiconductors ................................................................... 97
SECTION 4: EXPLODED VIEWS ........................................................ 98
4-1. Rear Cover Assembly and Table-Top Stand Assembly ....... 98
4-2. Chassis ................................................................................ 99
4-3. Connectors (KDL-26M4000/32M4000/37M4000 Only)
...... 100
4-4. Connectors (KDL-40M4000 Only)
...................................... 101
4-5. Bezel Assembly, LCD Panel and Speakers ....................... 102
4-6. BM Board/BM4 Board Replacement
(KDL-26M4000 Only) ........................................................ 103
4-7. BM Board/BM4 Board Replacement
(KDL-32M4000 Only) ........................................................ 104
4-8. BM Board/BM4 Board Replacement
(KDL-37M4000 Only) ........................................................ 105
4-9. BM Board/BM4 Board Replacement
(KDL-40M4000 Only) ........................................................ 106
SECTION 5: ELECTRICAL PARTS LIST .......................................... 107
APPENDIX A: ENCRYPTION KEY COMPONENTS ..........................A-1
4
KDL-26M4000/32M4000/37M4000/40M4000
KDL-26M4000/32M4000/37M4000/40M4000
SPECIFICATIONS
Design and specifi cations are subject to change without notice.
120V AC, 60Hz
220V, 50/60 Hz (Chile)
220V, 50/60 Hz (Chile)
VIDEO (IN) 1/2
S Video (4-Pin Mini DIN (VIDEO 1 Only)
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
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
500
mVrms
(100%
modulation)
Impedance: 47 kilohms
Power Requirements
HDMI IN 1/2:
HDMI: Video:480i,
HDMI: Video:480i,
480p,
720p,
1080i
Audio: Two channel linear PCM 32, 44.1 and
48 kHz, 16, 20 and 24 bits
AUDIO: 500 mVrms (100% modulation)
Impedance: 47 kilohms
AUDIO OUT (FIX):
500 mVrms (100% modulation)
More than 500 mVrms (Fixed)
DIGITAL AUDIO OUT (COAXIAL):
PCM 2.0 Coaxial signal
PC IN:
D-sub 15-pin, analog RGB, 0.7 Vp-p, 75 ohms, positive
PC AUDIO INPUT:
Stereo mini jack, 500 mVrms, 47 kilohm
HEADPHONES:
Stereo
Stereo
mini
jack
Impedance:
16 ohms
Trademark Information
Manufactured under license from Dolby Laboratories.
This TV incorporates High-Definition Multimedia Interface (HDMI™)
technology. HDMI, the HDMI logo and High-Definition Multimedia
Interface are trademarks or registered trademarks of HDMI Licensing
LLC.
technology. HDMI, the HDMI logo and High-Definition Multimedia
Interface are trademarks or registered trademarks of HDMI Licensing
LLC.
Dolby, Pro Logic, and the double-D symbol are
registered trademarks of Dolby Laboratories.
registered trademarks of Dolby Laboratories.
Fergason Patent Properties, LLC:
U.S. Patent No. 5, 717, 422
U.S. Patent No. 6, 816, 141
U.S. Patent No. 5, 717, 422
U.S. Patent No. 6, 816, 141
Blu-ray is a trademark.
“BRAVIA” and
,
, BRAVIA
Theatre Sync and DMPORT are trademarks or
registered marks of Sony Corporation.
registered marks of Sony Corporation.
“PLAYSTATION” is a registered trademark
and “PS3” is a trademark of Sony Computer
Entertainment Inc.
and “PS3” is a trademark of Sony Computer
Entertainment Inc.