Toshiba 26AV52R Service Material And Reference Tips
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Also See for 26AV52R:
- Specifications (2 pages) ,
- Owner's manual (64 pages) ,
- Owner's manual (68 pages)
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Service Material and Reference Tips
Product: LCD
Models: 26AV52R, 26AV502R, 32AV52R, 32AV502R, 37AV52R, 37AV502R
Doc Ref/File: SMART2009-LCD509-V4
Purpose: The purpose of this document is to give the service provider
troubleshooting information designed to expedite the diagnosis and service
process to modular/sectional level for Toshiba products.
[The information contained within the document will evolve over time so a version number has
been indicated in the document name. The servicer should always use the latest version
available.]
Table of Contents
Section l
Section ll
Section lll Technical Aids
Feedback: Please provide any comments or suggestions about this document
to
technical_support@tacp.com
the document and version number on all correspondence.
© 2009 Toshiba America Consumer Products, LLC.
S.M.A.R.T.
Chassis and Plug Layout................................2
Interconnect..................................................3
Modular Troubleshooting Flowcharts
Dead Set ...................................................4
Video Problems .........................................5,6
Audio Problems ..........................................7
Firmware Updates.....................................8,9
Factory Mode............................................10
Parts List...................................................11
Date: 7/01/2009
When commenting, please provide
SMART2009-LCD509-V4 Page 1 of 11
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Summary of Contents for Toshiba 26AV52R
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Page 1: Table Of Contents
Service Material and Reference Tips Date: 7/01/2009 Product: LCD Models: 26AV52R, 26AV502R, 32AV52R, 32AV502R, 37AV52R, 37AV502R Doc Ref/File: SMART2009-LCD509-V4 Purpose: The purpose of this document is to give the service provider troubleshooting information designed to expedite the diagnosis and service process to modular/sectional level for Toshiba products. -
Page 2: Chassis Layout And Plug Location Chassis And Plug Layout
DISPLAY T-CON CN11 ALT CN3 LVDS LVDS (26 in) INVERTER CN8 PWR IR-REC/LED CN101 POWER PCB P802 PWR P803 INV SPKR P801 AC MANUAL MAIN PCB KEYS AND FRONT JACKS SMART2009-LCD509-V4 Page 2 of 11... -
Page 3: Interconnect
Wiring Interconnect 26/32/37AV52R 26/32/37AV502R Power Supply In/Out 1. Gnd 2. Gnd ALT LVDS (26 in) 3. 24V Aud> 4. 24V Aud> 5. Gnd 6. Gnd LVDS 7. Gnd Pins 2, 4, 6, 8 – 8. 12V> 12V Panel Power 9. 12V(Panel Pwr.)> 10. -
Page 4: Dead Set
Dead Set (No Sound and No Picture or No LED) 5 VDC present at pins 10, 11, and 12 of CN8 on the main module when AC is applied? Does a 2.4 volt on off signal appear at pin Suspect a problem with 13 of CN8 when the the standby 5 volt supply on/off button is... -
Page 5: Video Problems
CN3. If it is present suspect a power supply problem with the display control module. display is replaced in warranty – Go board (Tcon). If it is not present replace the main PCB. to www7.toshiba.com for instructions. SMART2009-LCD509-V4 Page 5 of 11... - Page 6 *** Warranty Authorization required if display is replaced in warranty – Go to www7.toshiba.com for Replace the Replace the display. *** Main module. instructions. SMART2009-LCD509-V4 Page 6 of 11...
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Page 7: Audio Problems
No Audio Using the remote or the manual keyboard, access the audio menu to assure the speakers are on and the input selection is a known good source. Will this restore audio? Problem solved. Does the power supply generate the audio supply voltages (24 VDC at pins 3 and 4 of CN8) when the unit is... -
Page 8: Firmware Updates
SMART2009-LCD509-V4 Page 8 of 11... - Page 9 SMART2009-LCD509-V4 Page 9 of 11...
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Page 10: Factory Mode
Factory Mode The factory mode, necessary adjustments, and update procedures shown below can be accessed in this unit using the supplied remote control transmitter. To enter the factory mode, you must press “Left Arrow (<), then Exit, then Enter” within approximately two seconds. -
Page 11: Parts List
Model Detail Power Main IR Rec Remote ** Display Keyboard Inverter T‐Con 26AV502R 75014406 75014400 75014224 75010932 75014399 26AV52R 75014406 75014400 75014224 75010932 75014399 32AV502R #Sharp Panel used 75014421 75016190 75014224 75010932 75014913 32AV502R ## Samsung Panel used 75014421 75014866 75014224 75010932 75014414 32AV52R # Sharp Panel used 75014421 75016190 75014224 75010932 75014913 32AV52R ## Samsung Panel used...