DOWNLOAD Sony KDL-26NL140 / KDL-32NL140 / KDL-37NL140 Service Manual ↓ Size: 29.24 MB | Pages: 102 in PDF or view online for FREE

Model
KDL-26NL140 KDL-32NL140 KDL-37NL140
Pages
102
Size
29.24 MB
Type
PDF
Document
Service Manual
Brand
Device
TV
File
kdl-26nl140-kdl-32nl140-kdl-37nl140.pdf
Date

Sony KDL-26NL140 / KDL-32NL140 / KDL-37NL140 Service Manual ▷ View online

LCD DIGITAL COLOR TELEVISION
 SERVICE MANUAL 
MA2
 
CHASSIS
 
MODEL NAME 
REMOTE COMMANDER 
DESTINATION  
9-883-783-03
KDL-26NL140
 RM-YD026 US/CANADA
KDL-32NL140
 RM-YD026 US/CANADA
KDL-37NL140
 RM-YD026 US/CANADA
HISTORY INFORMATION FOR THE FOLLOWING MANUAL:
ORIGINAL MANUAL ISSUE DATE:  5/2008
: UPDATED ITEM
REVISION 
DATE 
  SUBJECT     
5/2008 
 
 
 
No revisions or updates are applicable at this time.
8/2008 
 
 
 
Reissue entire manual due to multiple udates.
12/2008   
 
 
Replaced BM Board Conductor Side PWB. Replaced page 65.
LCD DIGITAL COLOR TELEVISION
 SERVICE MANUAL 
MA2
 
CHASSIS
 
MODEL NAME 
REMOTE COMMANDER 
DESTINATION  
9-883-783-03
KDL-26NL140
 RM-YD026 US/CANADA
KDL-32NL140
 RM-YD026 US/CANADA
KDL-37NL140
 RM-YD026 US/CANADA
Self Diagnosis
Supported model
KDL-26NL140 
RM-YD026
3
KDL-26NL140/32NL140/37NL140
KDL-26NL140/32NL140/37NL140
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.  Switch Unit (H1 Board) Removal ......................................... 12
1-3.  LED Guide and HM3 Board Removal .................................. 13
1-4.  G1D Board/G2D Board (Power Unit) Removal .................... 13
1-5.  Side Jack Bracket, BG2A Board and RF Bracket Removal . 14
1-6.  Table-Top Stand Removal .................................................... 14
1-7.  Under Cover Removal .......................................................... 15
1-8.  Structural Frames and Brackets Removal ........................... 16
1-9. LCD Panel Removal 
............................................................. 17
1-10. ETC-Inverter  Board  Removal   .............................................. 17
1-11. Loudspeakers  Removal ....................................................... 18
Wire Dressing ............................................................................... 19
KDL-26NL140 Only .............................................................. 19
KDL-32NL140 Only .............................................................. 29
KDL-37NL140 Only .............................................................. 40
SECTION 2:  SERVICE ADJUSTMENTS ............................................. 51
2-1.  Resetting the TV to the Factory Defaults ............................. 51
SECTION 3:  DIAGRAMS ..................................................................... 52
3-1. Circuit Boards Location ........................................................ 52
3-2.  Printed Wiring Boards and 
 Schematic 
Diagrams 
Information 
......................................... 52
3-3. Block Diagram 
...................................................................... 54
3-4. Schematics and Supporting Information .............................. 55
BM Board Schematic Diagram (1 of 10) .............................. 55
BM Board Schematic Diagram (2 of 10) .............................. 56
BM Board Schematic Diagram (3 of 10) .............................. 57
BM Board Schematic Diagram (4 of 10) .............................. 58
BM Board Schematic Diagram (5 of 10) .............................. 59
BM Board Schematic Diagram (6 of 10) .............................. 60
BM Board Schematic Diagram (7 of 10) .............................. 61
BM Board Schematic Diagram (8 of 10) .............................. 62
BM Board Schematic Diagram (9 of 10) .............................. 63
BM Board Schematic Diagram (10 of 10) ............................ 64
G1D Board Schematic Diagram (KDL-26NL140 Only) ........ 66
G1D Board Schematic Diagram (KDL-32NL140 Only) ........ 69
G2D Board Schematic Diagram (1 of 2) 
 (KDL-37NL140 
Only) 
....................................................... 72
G2D Board Schematic Diagram (2 of 2) 
 (KDL-37NL140 
Only) 
....................................................... 73
HM3 Board Schematic Diagram ........................................... 76
3-5. Semiconductors ................................................................... 78
SECTION 4:  EXPLODED VIEWS ........................................................ 79
4-1.  Rear Cover Assembly and Table-Top Stand Assembly  ....... 79
4-2. Chassis ................................................................................ 80
4-3. Connectors 
........................................................................... 81
4-4. Bezel Assembly, LCD Panel and Speakers ......................... 82
4-5. Screw Legend ...................................................................... 83
SECTION 5:  ELECTRICAL PARTS LIST ............................................ 84
APPENDIX A:  ENCRYPTION KEY COMPONENTS ..........................A-1
4
KDL-26NL140/32NL140/37NL140
KDL-26NL140/32NL140/37NL140
SPECIFICATIONS
Design and specifi cations are subject to change without notice.
120 V AC, 60 Hz
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 mVrms (100% modulation)
   Impedance:47 
kilohms
COMPONENT IN 1/2
 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
Power Requirements
HDMI IN 1/2:
 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:
 
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 
mini 
jack
 Impedance: 
 16 ohms
Trademark Information
Macintosh is a trademark licensed to Apple, 
Inc., registered in the U.S.A. and other countries. 
Manufactured under license from Dolby 
Laboratories. “Dolby” and the double-D symbol 
are trademarks of Dolby Laboratories.
HDMI, the HDMI logo and High-Definition 
Multimedia Interface are trademarks or 
registered trademarks of HDMI Licensing, LLC. 
TruSurround XT, SRS and (
) symbol are 
trademarks of SRS Labs, Inc. TruSurround XT 
technology is incorporated under license from 
SRS Labs, Inc.
Fergason Patent Properties, LLC:
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.
 “PLAYSTATION” is a registered trademark 
and “PS3” is a trademark of Sony Computer 
Entertainment Inc.
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Sony KDL-26NL140 / KDL-32NL140 / KDL-37NL140 Service Manual ▷ Download

  • DOWNLOAD Sony KDL-26NL140 / KDL-32NL140 / KDL-37NL140 Service Manual ↓ Size: 29.24 MB | Pages: 102 in PDF or view online for FREE
  • Here you can View online or download the Service Manual for the Sony KDL-26NL140 / KDL-32NL140 / KDL-37NL140 in PDF for free, which will help you to disassemble, recover, fix and repair Sony KDL-26NL140 / KDL-32NL140 / KDL-37NL140 TV. Information contained in Sony KDL-26NL140 / KDL-32NL140 / KDL-37NL140 Service Manual (repair manual) includes:
  • Disassembly, troubleshooting, maintenance, adjustment, installation and setup instructions.
  • Schematics, Circuit, Wiring and Block diagrams.
  • Printed wiring boards (PWB) and printed circuit boards (PCB).
  • Exploded View and Parts List.