Zenith L20V54S - Manual (Page 57)

Clone Troubleshooting Flow Chart
P A G E 5 7
Controller
Quick
Check
Is
POWER
LED on
DTV Board
Blinking
?
Plug
into AC
Power Outlet
Is
TV
Connected to
AC Power
?
Bad
TV
Yes
No No
Yes
Is
Red LED
on TV
lit
?
1. Bad PPV Board.
2. Bad DTV Board.
No
Cycle the power by removing
and re-connecting the AC
power cord. Observe the
’POWER’ LED and TV screen
as soon as AC power is
re-applied.
Bad
TV
Did
DTV
Board ’POWER’
LED Turn On
Momentarily
?
No
Check to see if TV
is in Commercial Mode.
See Commercial Mode
Check chart.
Did TV
Turn On
Momentarily
?
No
Yes
Yes
Yes
Did
TV Turn
On
?
Yes
No
Press ’POWER’ or ’ON/OFF’
key on TV
1. Bad TV
Press ’POWER’ or ’ON/OFF’
or ’VOLUME UP/DOWN’ or
’MUTE’ key on Remote
Did
TV
Respond
?
No
1. Bad TV
Yes
End