Toshiba 32AV500U Service Manual page 15

*** Warranty Concession
required for LCD panel
replacement. Digital photo
may be requested.
**
Contact Toshiba at
www7.tacp.com for
warranty authorization
Replace the
Power supply
module.
NO
Is
24 VDC present
NO
at pins 1 through 5 of
P202 when the unit is
turned
on?
NO
14
Backlight
Troubleshooting
YES
Does the back light
function and then turn
off?
YES
Is 12VDC
present at pins 8
YES
and 9 and 24 volts at
pins 3 and 4 of P201
when the unit is
turned on?
If it is
available , try one or
both CCF inverters. If
this does not help,
replace the LCD
display. ***
YES
Is 5VDC
present at pin16 of
P201 when the unit is
turned on?
NO
Replace the
main module.