to cold ground
FBT leads removal
Note:
Reinsert the anode lead into the FBT distributor until it is tightly and fully seated. Turn the
locking cap clockwise to lock in place.
(EHT) Protector operation check
With the cabinet back removed, apply a nominal 120V A.C. to the PTV.
Over voltage test
Preparation:
1. Turn PTV “OFF”
2. Connect a NTSC signal generator to the antenna terminal.
3. Connect DVM positive lead to D31 pin 2 and negative lead to D31
pin 1 on D-Board
H.V. measurement
4. Connect a H.V. meter (static type, class 0.1) with high voltage
leads to high voltage distributor on FBT.
DVM and power supply connection
6
Summary of Contents for PT53WX54J - 53" PROJECTION TV HD
Page 24: ...D656 MAZ41100MF DIODE ZENER 24 ...
Page 41: ...M006 TXF3A01ECV DAG GND 41 ...
Page 113: ...5 PTV Location of controls 10 ...
Page 124: ...A BOARD 21 ...
Page 125: ...D BOARD 22 ...
Page 126: ...R BOARD VIEW DC BOARD TOP VIEW 23 ...
Page 127: ...DC BOARD BOTTOM VIEW DV BOARD 24 ...
Page 128: ...DG BOARD TOP VIEW DG BOARD BOTTOM VIEW 25 ...
Page 178: ...19 5 Instructional flow for service mode 75 ...
Page 179: ...76 ...
Page 180: ...20 Reference of PDF links color 21 Conductor views 77 ...
Page 182: ...22 2 Video block diagram 23 Schematic diagrams 23 1 Schematic diagrams notes 79 ...
Page 183: ...80 ...
Page 184: ...23 2 Notas de los diagramas esquematicos 81 ...
Page 185: ...82 ...
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Page 207: ...Q 104 ...
Page 209: ...Q 106 ...
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