10.3. P.C.B. (Printed Circuit Board) exchange
10.3.1. Caution
1. To remove P.C.B. , wait 1 minute after power was off for discharge from electrolysis capacitors.
10.3.2. Quick adjustment after P.C.B. exchange
P.C.B.
Name
Test Point
Voltage
Volume
Remarks
P Board
Vsus
TPVSUS (SS)
175V ± 1V
R628 (P)
*
Vda
TPVDA (SS)
67V ± 1V
R665 (P)
SC Board
Vad
TPVAD (SC)
-90V ± 1V
VR6477 (SC)
Vset
TPVSET (SC)
232V ± 6V
Fixed
Vscn
TPVSCN (SC)
Vad + 120 ± 3V
Fixed
SS Board
Ve
TPVE (SS)
156V ± 1V
VR6074 (SS)
*
D, DG Board
White blance, Pedestal and Sub brightness for NTSC, PAL, HD, PC and 625i signals
*See the Panel label.
10.4. Adjustment Volume Location
10.5. Test Point Location
28
TH-42PD50U
Summary of Contents for TH42PD50U - 42" EDTV PLASMA TV
Page 4: ...1 Applicable signals 4 TH 42PD50U ...
Page 16: ...7 Location of Lead Wiring 7 1 Lead of Wiring 1 16 TH 42PD50U ...
Page 17: ...7 2 Lead of Wiring 2 17 TH 42PD50U ...
Page 18: ...7 3 Lead of Wiring 3 18 TH 42PD50U ...
Page 22: ...8 4 No Picture 22 TH 42PD50U ...
Page 25: ...9 4 Option 25 TH 42PD50U ...
Page 30: ...30 TH 42PD50U ...
Page 57: ...13 Block and Schematic Diagram 13 1 Schematic Diagram Notes TH 42PD50U 57 ...
Page 116: ...TH 42PD50U 116 ...
Page 117: ...14 Parts Location Mechanical Replacement Parts List 14 1 Parts Location 117 TH 42PD50U ...
Page 118: ...14 2 Pcaking Exploded Views 1 118 TH 42PD50U ...
Page 119: ...14 3 Pcaking Exploded Views 2 119 TH 42PD50U ...
Page 120: ...14 4 Pcaking Exploded Views 3 120 TH 42PD50U ...
Page 122: ...15 Replacement Parts List 15 1 Replacement Parts List Notes 122 TH 42PD50U ...