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)
PFC
C488 (+) (-) (P)
395V ± 0.5V
R443 (P)
Vdat
C577 (+) (-) (P)
67V ± 0.1V
R665 (P)
load current : 0.4A
Vsus
TPVSUS (SS)
188V ± 1V
R628 (P)
load current : 2.0A
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
30
TH-42PA50E / TH-42PE50B / TH-37PA50E / TH-37PE50B
Содержание TH-42PA50E
Страница 5: ...1 Applicable signals 5 TH 42PA50E TH 42PE50B TH 37PA50E TH 37PE50B ...
Страница 17: ...7 Location of Lead Wiring 7 1 Lead of Wiring 1 17 TH 42PA50E TH 42PE50B TH 37PA50E TH 37PE50B ...
Страница 18: ...7 2 Lead of Wiring 2 18 TH 42PA50E TH 42PE50B TH 37PA50E TH 37PE50B ...
Страница 19: ...7 3 Lead of Wiring 3 19 TH 42PA50E TH 42PE50B TH 37PA50E TH 37PE50B ...
Страница 22: ...8 3 No Picture 22 TH 42PA50E TH 42PE50B TH 37PA50E TH 37PE50B ...
Страница 25: ...25 TH 42PA50E TH 42PE50B TH 37PA50E TH 37PE50B ...
Страница 26: ...9 3 Option Description 26 TH 42PA50E TH 42PE50B TH 37PA50E TH 37PE50B ...
Страница 27: ...27 TH 42PA50E TH 42PE50B TH 37PA50E TH 37PE50B ...
Страница 31: ...10 5 Test Point Location 31 TH 42PA50E TH 42PE50B TH 37PA50E TH 37PE50B ...
Страница 36: ...36 TH 42PA50E TH 42PE50B TH 37PA50E TH 37PE50B ...
Страница 37: ...14 Block and Schematic Diagram 14 1 Schematic Diagram Notes 67 ...
Страница 38: ...14 Block and Schematic Diagram 14 1 Schematic Diagram Notes 67 ...