10.4. P.C.B. (Printed Circuit Board) exchange
10.4.1.
Caution
1. To remove P.C.B. , wait 1 minute after power was off for discharge from electrolysis capacitors.
10.4.2.
Quick adjustment after P.C.B. exchange
P.C.B.
Item
Volume
Test point
Level
P board
PFC
R548 (P3)
P24 connector pin 1 400V ± 1V
Vsus
R639 (P3)
TPVsus (SS)
Vsus ± 1V*
Vda
R545 (P1)
TP117 (C9)
74V ± 1V
SC board
Vad
R6477 (SC)
TPVAD (SC)
Vad ± 1V*
Vbk
R6670 (SC)
TPVBK (SC)
Vbk ± 5V*
SS board
Ve
R6770 (SS)
TPVE (SS)
Ve ± 1V*
D1, board
White balance, Pedestal and Sub brightness for NTSC, PAL, HD, PC and 625I signals.
*See the Panel label.
10.5. Adjustment Volume Location
10.6. Test Point Location
15
PDM-1U / G / R /
Summary of Contents for PDM-1
Page 6: ...3 Applicable signals 6 PDM 1U G R ...
Page 11: ...8 Service Hint 11 PDM 1U G R ...
Page 12: ...9 Location of Lead Wiring 12 PDM 1U G R ...
Page 18: ...11 2 IIC mode structure The following data is only one example 18 PDM 1U G R ...
Page 68: ...16 2 Main Block Diagram PDM 1 Main Block Diagram PDM 1 Main Block Diagram PDM 1U G R 68 ...
Page 69: ...16 3 Power Block Diagram PDM 1 Power Block Diagram PDM 1 Power Block Diagram PDM 1U G R 69 ...
Page 71: ...16 5 F P3 P5 P6 P7 and P8 Board Schematic Diagram ...
Page 115: ...17 Parts Location 17 1 Parts Location1 115 PDM 1U G R ...
Page 116: ...17 2 Parts Location2 116 PDM 1U G R ...