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MODEL: WD-Y57 / WD-Y65 / WD-57732 / WD-65732 / WD-73732
Page 27
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?
Press
"POWER"
PE Connector
Pins 1 & 2=12V
Ballast
DC Supply?
Check
PWB-POWER
Replace
Lamp
Check
PWB-POWER
• H for 5 sec.
• L for 10 sec.
• H for 1 sec>
• Stays Low
PL (1to4)=340V
FB pin 3=5vs
Replace
Ballast
Replace
Engine
• H for 4 sec.
• L for 10 sec.
• Repeats
several times
Replace
Ballast
Install Lamp
& Lamp Cover
Check
Ballast
Striking
Replace
Lamp
Check
LAMP-EN
(FB pin 4)
Yes
NG
No
OK
Yes
Pulses
No
No Pulse
Pulses
Yes
Yes
ENG-PWR
(PD-17)
Check
Engine
Power
Code 61
Code 61
Code 34
Code 34
Code 57
Code 57
Check
Continuity
FB-4 to DVI-20
Check
DVI cable & DM
Open
OK
Code 66
Code 66
Lamp Lights
then goes out
Lamp does
not Light
Code 66
Code 66
Check Cable
Connections
DVI, FB & CJ3
Circuit
Problem
OK
Code 66
Code 66
FB Interconnect
Summary of Contents for WD-57732
Page 2: ......
Page 29: ...Page 28 MODEL WD Y57 WD Y65 WD 57732 WD 65732 WD 73732 73 Models Lamp Control Circuitry ...
Page 53: ...MODEL WD Y57 WD Y65 WD 57732 WD 65732 WD 73732 Page 52 MAIN POWER SUPPLY ...
Page 55: ...MODEL WD Y57 WD Y65 WD 57732 WD 65732 WD 73732 Page 54 POWER DISTRIBUTION ...
Page 56: ...Page 55 MODEL WD Y57 WD Y65 WD 57732 WD 65732 WD 73732 PWB SIGNAL VIDEO PATH ...
Page 57: ...MODEL WD Y57 WD Y65 WD 57732 WD 65732 WD 73732 Page 56 PWB DM Video Path ...
Page 58: ...Page 57 MODEL WD Y57 WD Y65 WD 57732 WD 65732 WD 73732 Sound Select Circuitry ...
Page 59: ...MODEL WD Y57 WD Y65 WD 57732 WD 65732 WD 73732 Page 58 Sound Signal Path ...
Page 60: ...Page 59 MODEL WD Y57 WD Y65 WD 57732 WD 65732 WD 73732 Overall Control Circuitry ...
Page 61: ...MODEL WD Y57 WD Y65 WD 57732 WD 65732 WD 73732 Page 60 Command input Circuit ...
Page 64: ...Page 63 MODEL WD Y57 WD Y65 WD 57732 WD 65732 WD 73732 Auto Input Detection ...
Page 65: ...MODEL WD Y57 WD Y65 WD 57732 WD 65732 WD 73732 Page 64 Short Protect Circuit ...