Toshiba 42HL67 - 42" LCD TV Service Manual page 10

Suspect Power Supply,
Low B Supply – Then
Suspect system Control
(SYSCON).
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
Dead
C
Are
No
any LEDs
Blinking on the
front of the
unit?
Questions or Statements in flow chart
pertain to only the defined areas. It is
assumed that all other inputs and
functions operate correctly.
9 9
Yes
Use Blink Codes to
help determine
problem area.
Digital Processing includes:
RGB Computer Video
HDMI
ATSC (8Vsb) HD
Tuner Signals
Ethernet
Cable Card is a function of Digital
Signal Processing Area