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MODEL: WD-Y57 / WD-Y65 / WD-57732 / WD-65732 / WD-73732
57"&* 65" Models Lamp Troubleshooting Chart
• Install Lamp Cover with no Lamp
• Tape Lamp Switch Closed
• Monitor Ballast spark gap.
• Press "POWER'
• Spark gap arc?
Code 66
Code 66
Yes
Ballast
DC Supply?
Yes
PL (1to4)=340V
FB pin 3=5vs
No
Check
PWB-POWER
ENG-PWR
(PD-17)
Code 66
Code 66
DVI cable & DM
Lamp Lights
then goes out
Lamp does
not Light
Check
Ballast
Striking
Replace
Lamp
• H for 5 sec.
• L for 10 sec.
• H for 1 sec>
• Stays Low
Code 57
Code 57
Replace
Ballast
PE Connector
Pins 1 & 2=12V
Open
Check
Code 34
Code 34
Check Cable
No
Connections
DVI, FB & CJ3
Yes
Press
"POWER"
Check
Pulses
LAMP-EN
(FB pin 4)
No Pulse
Check
NG
Engine
PWB-POWER
Power
OK
Check
OK
Continuity
FB-4 to DVI-20
FB Interconnect
Page 27
Replace
Lamp
OK
Circuit
Problem
Install Lamp
& Lamp Cover
• H for 4 sec.
Pulses
• L for 10 sec.
• Repeats
several times
Code 66
Code 66
Replace
Ballast
Check
Code 61
Code 61
Replace
Engine
Yes
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