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Service Material and Reference Tips
Product: LCD
Models:
32RV525RZ, 37RV52R, 37RV52RZ, 37RV525RZ, 40RV52R,
40RV52RZ, 40RV525R, 40RV525RZ, 46RV525R, 46RV525RZ
Doc Ref/File: SMART2009-LCD209-V9
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 Diagnostic 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
Date: 2/4/2010
When commenting, please provide
SMART2009-LCD209-V9 Page 1 of 10
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Summary of Contents for Toshiba 32RV525RZ
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Page 1: Table Of Contents
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. -
Page 2: Chassis Layout And Plug Location Chassis And Plug Layout
32RV525RZ, 37RV52R, 37RV52RZ, 37RV525RZ, 40RV52R, 40RV52RZ, 40RV525R, 40RV525RZ, 46RV525R, 46RV525RZ T-CON CN10 LVDS LVDS P802 Power In/Out CN101 IR/LED Power PCB Spkrs P803 Main PCB Inverter P801 AC Manual Switches and Front AV SMART2009-LCD209-V9 Page 2 of 10... -
Page 3: Interconnect
Manual switches and side A/V 32RV525RZ, 37RV52R, 37RV52RZ, 37RV525RZ, 40RV52R, 40RV52RZ, Power Supply In/Out 1. Gnd 40RV525R, 40RV525RZ, 2. Gnd 46RV525R, 46RV525RZ Test Plug 3. 24V Aud> 4. 24V Aud> 5. Gnd Pin 1 Pins 2, 4, 6, 8 –... -
Page 4: Dead Set
32RV525RZ, 37RV52R, 37RV52RZ, Dead Set 37RV525RZ, 40RV52R, 40RV52RZ, (No Sound and 40RV525R, 40RV525RZ, 46RV525R, No Picture or No LED) 46RV525RZ – Dead Set 5 VDC present at pins 10, 11, and 12 of P802 on the power supply when AC is... -
Page 5: Video Problems
32RV525RZ, 37RV52R, 37RV52RZ, 37RV525RZ, 40RV52R, 40RV52RZ, 40RV525R, 40RV525RZ, 46RV525R, 46RV525RZ No or distorted Video Examples If the LCD Control Board (T-con) is No or distorted available, try it. If this video does not help, replace the LCD display panel. Does... - Page 6 32RV525RZ, 37RV52R, 37RV52RZ, 37RV525RZ, 40RV52R, 40RV52RZ, Backlight Troubleshooting 40RV525R, 40RV525RZ, 46RV525R, 46RV525RZ Backlight Troubleshooting Does the back light function and then turn off or is there a dark horizontal area on the screen? If it is 24 VDC present available , try one or both at pins 1 through 5 of inverters.
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Page 7: Audio Problems
32RV525RZ, 37RV52R, 37RV52RZ, 37RV525RZ, 40RV52R, 40RV52RZ, 40RV525R, 40RV525RZ, 46RV525R, 46RV525RZ No Sound 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. -
Page 8: Firmware Updates
SMART2009-LCD209-V9 Page 8 of 10... - Page 9 SMART2009-LCD209-V9 Page 9 of 10...
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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.