Toshiba 42HL67 - 42" LCD TV - Picture Troubleshooting Flowchart; Diagnosing Picture Problems

B
Picture
Is
the Picture
Missing or
Distorted?
Missing
Distorted
Is the
Missing
Picture Analog or
Digital?
Is Distorted
Picture Analog or
Digital?
Analog DigitalDigital
Replace Analog Signal
Processing Section, then
suspect Digital.
Replace Digital
Signal Processing
Section.
Replace Digital
Signal
Processing
Section.
Cable Card is a function of Digital
Signal Processing Area
Analog Processing includes:
Composite Video/Audio
S-Video/Audio
NTSC Tuner Video/Audio
Digital Audio after Digital Processing
Color stream Video/Audio
DVI/Computer Audio In
Digital Processing includes:
RGB Computer Video
HDMI
ATSC (8Vsb) HD
Tuner Signals
Ethernet
Questions or Statements in flow chart
pertain to only the defined areas. It is
assumed that all other inputs and
functions operate correctly.
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