Toshiba HM67 User manual

2007 Toshiba DLP
HM67 and HM167
HD Ready DLP Televisions
TOSHIBA
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2007 DLP Television
DLP·07·1 Disassembly,
Block Diagram &Troubleshooting
Course: Servicing the HM67 DLP Televisions
Model Year: 2007
Chassis: DLP67
Models: 50HM67, 57HM67, 65HM67, 57HM117/167,
and 65HM117/167
Purpose: Training Module DLP-07-1 introduces the HM67 DLP Television
by
providing an operational overview, preferred disassembly method
and "Fix-on-first-Call" troubleshooting methods.
Objectives: Upon completion ofthis training module, the technician will:
1. Become familiar with methods used to analyze basic symptoms
leading to "board level repair
on the first call".
2. Develop an understanding of the controls and inputs associated with
the 2007 DLP Television.
3. Become familiar with the disassembly ofthese units.
4. Become familiar with PCB locations and their functions as they relate
to general diagrams ofthe units.
Product Specific Service Manuals:
This training is designed as an aid to the technician in servicing Toshiba products. It is not a replacement for the
appropriate service manual(s). Toshiba service manuals contain product and model specific information and must
be consulted prior to servicing any product.
Product Safety Precautions:
Product Safety Precautions are described in the Toshiba service manual(s) for products and models covered in this
training. All safety precautions and checks must be complied with before returning any product to the customer.
Servicers who defeat safety features
or fail to perform safety checks may be liable for any resulting damages and
may expose themselves and others to possible injury.
TOSHIBA AMERICA CONSUMER PRODUCTS, LLC
National Service Division -1420B Toshiba Drive -Lebanon, TN 37087
www.tacpservice.toshiba.com/tacp E-Mail: [email protected]
© 2005 Toshiba America Consumer Products, LLC

2007 Toshiba DLP Television
DLP-07-1
Introduction
Capabilities of the 2007 DLP Televisions:
Screen Resolution:
Screen Sizes:
HDMI Inputs:
Features:
• Fully Integrated -Receives NTSC, ATSC. and QAM cable
signals
in High Definition. In order for these sets to display a
High Definition picture, the set must receive one
of the
following:
o An "OffAir" (terrestrial)
HD broadcast.
o
An HD cable broadcast.
o An
HD satellite broadcast.
o
An HD input from an HD DVD unit.
• Limited by the Light Engines capabilities.
o Several Models within the series will contain Ught
Engines capable of processing and reproducing
1080p, while others will except 1080p as an HDMI
input but will down convert it to 720p for display
purposes.
. 0 Models ending in just 67 will display 720p.
o Models ending in 167 will display 1080p.
• Three screen sizes (listed by model)
o 50HM67 -50"
o 57HM167 57"
o 65HM67 -65" 65HM167 -65"
• Three HDMI inputs.
o Only HDMI1 can
be used to input a UVI signal (via an
adaptor cable).
• The OSD menu must be set to Analog Audio.
• The audio cables must
be connected to the
PC/HDMI-1 audio connectors.
o HDMI 2 &3 are normal HDMI inputs.
• Integrated Digital and Analog Tuning.
• Three HDMI Digital
HD multimedia interfaces.
• Two sets of ColorStream
HD component inputs.
•
SRSWOW
• Digital Audio Output (Optical connection with Dolby).
• Cable Clear
DNR (digital noise reduction -Picture).
Figure 1
is a photo of the front of the 50HM67, the unit we used for this training module.
DLP-07-1
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2007 Toshiba DLP Television
DLP-07-1
Figure 1
Figure 2
is a photo of the rear jack panel and inputs to the Digital (Seine) module.
Note: The cover plate has been removed from the Smart Card slot for clarity purposes.
Figure 2
Disassembly
Figure 3 is a photo showing screw proximities to aid in removing the back cover.
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2007 Toshiba DLP Television
DLP-07-1
Figure 3
Once the ten screws are removed from the back cover, we will see a split chassis much
like we have seen in the past. Figure 4 is a photo depicting a split chassis.
Split Chassis
Figure 4
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2007 Toshiba DLP Television
DLP-07-1
Figure 5 is a photo showing the four screws that must be removed to move the Main
chassis and Light Engine chassis'.
Figure 5
Figure 6 shows a wire tie that can be squeezed and removed.
Figure 6
DLP-07-1
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