9.1.2.
Initialization Pulse Adjust
1. Input the W hite signal to plasma video input.
2. Set the picture controls as follows.
Picture menu : Dynamic
PNR : Min
A spect : 16:9
3. Connect Oscilloscope to TPSC1 (SC).
Check the voltage (T2) at 100|is period on the down slop.
Test point
Volume
Level
T2
TPSC1 (SC)
VR16601 (SC)
250 V ± 10 V
TPSC1
2007/12/07 1 6 :3 9 :1 9 fll
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ймд
Sa p p e d TJ________ ______________
500MS/S
20HS/dui
1
U ------I-----
100
Ц
s
—
1
CHI 1 0 0 :1
5 0 .0 M/diM
DC
F u l l
'
\
Г
l
"
b10V
Edge CHI
Au to
4 0 0 .0 U
i
i
1'2 = 250V d
i
!
1
>
X I
20.000U S
Y1
343.880U
X2
120.000US
Y2
93.65Z3U
dX
100.O00US
dY
-250.ZZB U
1/dX
1 0 . 00000kHZ
9.1.3.
P.C.B. (Printed Circuit Board) exchange
9.1.3.1.
Caution
1. To remove P.C.B., wait 1 minute after power was off for discharge from electrolysis capacitors.
9.1.3.2.
Quick adjustment after P.C.B. exchange
Adjust the following voltages with the multimeter.
P.C.B.
Name
Test Point
Voltage
Volume
Rem arks
P Board
Vsus
TPVSUS (SS)
Vsus ± 2V
VR251 (P)
*
SC Board
Vad
TPVAD (SC)
- 1 9 5 V ± 2V
VR 16600 (SC)
SC Board
Vscn
TPVSCN (SC)
Vad_base : 148V ± 1V
GND_base : - 47V ± 3V
VR16841 (SC)
A/D Board
W hite balance and Sub brightness for NTSC, PAL, HD, PC and 625i signals
*See the Panel label.
Caution:
Absolutely do not reduce Vsus below Ve not to damage the P.C.B.
30
Содержание VIERA TX-P42G15B
Страница 17: ...6 4 No Picture No Picture Check NG 17 ...
Страница 31: ...9 1 4 9 1 5 Adjustment Volume Location Test Point Location 31 ...
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Страница 37: ...10 Block Diagram 10 1 Main Block Diagram 3 D IG IT A L S IG N A L P R O C E S S O R 37 ...
Страница 38: ...10 2 Block 1 5 Diagram 38 0 0 ...
Страница 39: ... о 10 3 Block 2 5 Diagram D IG IT A L S IG N A L P R O C E S S O R RM2501 REMOTE PC2511 AI SENSOR 39 ...
Страница 40: ...10 4 Block 3 5 Diagram Г Р F O R M A T C O N V P L A S M A AI FOR FACTORY USE 40 ...
Страница 44: ...11 3 Wiring 2 44 ...
Страница 45: ...11 4 Wiring 3 45 ...
Страница 46: ...Г О U U U U D i 11 5 Wiring 4 46 ...
Страница 47: ...11 6 Wiring 5 47 ...
Страница 48: ...11 7 Wiring 6 48 ...
Страница 49: ...11 8 Wiring 7 49 ...
Страница 50: ...50 ...
Страница 51: ...11 10 Wiring 9 51 ...
Страница 52: ...52 ...
Страница 55: ...12 2 P Board 1 2 Schematic Diagram A B C D E F 1 2 3 4 5 6 7 54 ...
Страница 56: ...12 3 P Board 2 2 Schematic Diagram 55 ...
Страница 60: ...12 7 A Board 3 22 Schematic Diagram IC 8002 MN2WS0058 19 2 0 21 2 2 ...
Страница 64: ...V Ь 42 43 44 45 ...
Страница 66: ...А A BO AR D 6 22 P e a ks M O D E L R EF N o 8 0 0 0 8 9 9 9 TO 5 22 TO 5 16 22 5 1 53 54 ...
Страница 71: ...12 15 A Board 11 22 Schematic Diagram A BOARD 11 22 A D V V R E F N o 4 5 0 0 4 7 9 9 91 92 93 94 ...
Страница 72: ...67 ...
Страница 74: ...105 106 107 108 ...
Страница 76: ...5 I AVSW5V1 113 114 115 116 117 69 ...
Страница 78: ...V ID E O DET V ID E O IN 122 123 124 125 126 70 ...
Страница 80: ...131 132 133 134 135 71 ...
Страница 84: ...158 159 160 161 162 74 ...
Страница 85: ...12 23 A Board 19 22 Schematic Diagram No use A A B O A R D 19 22 A 163 164 165 166 167 168 169 170 171 75 ...
Страница 88: ...STB3 3V Q5431 185 186 187 188 189 77 ...
Страница 90: ... SUB6v IC 2802 194 195 196 197 198 78 ...
Страница 91: ...12 27 D Board 1 4 Schematic Diagram 79 ...
Страница 92: ...12 28 D Board 2 4 Schematic Diagram 80 ...
Страница 94: ...12 30 D Board 4 4 Schematic Diagram D B O A R D T Z T N P 0 2 D T U E 4 4 IC9902 28 29 30 31 32 33 34 35 36 82 ...
Страница 95: ...12 31 C1 Board 1 2 Schematic Diagram в D A C1 BOARD TNPA4762 1 2 1 2 3 4 ...
Страница 96: ...то PANEL DATA DRIVER 5 1 6 1 7 1 8 1 9 83 ...
Страница 101: ...12 36 SC Board 2 4 Schematic Diagram 10 11 12 13 14 15 16 17 18 88 ...
Страница 102: ...12 37 SC Board 3 4 Schematic Diagram 19 1 20 1 21 1 22 1 23 1 24 1 25 1 26 1 27 89 Ю C D ...
Страница 103: ...12 38 SC Board 4 4 Schematic Diagram 28 29 30 31 32 33 34 35 36 90 ...
Страница 104: ...12 39 SS Board 1 2 Schematic Diagram A B C D E A S S B O A R D T N P A 4 7 8 3 A H 1 2 F 1 2 3 4 5 91 ...
Страница 107: ...13 Printed Circuit Board 13 1 P Board P BOARD FOIL SIDE ETX2MM747MFF 6 5 4 3 2 1 A I B I C I D I E I F I g I н I I 93 ...
Страница 110: ...P BOARD COMPONENT SIDE ETX2MM747MFF 6 5 4 3 2 1 A I B I C I D I E I F I G I H I I 95 ...
Страница 117: ...D BOARD COMPONENT SIDE TZTNP02DTUE В 101 ...
Страница 121: ...13 8 SC Board SC BOARD FOIL SIDE TNPA4844AH A В С D ...
Страница 122: ...104 ...
Страница 125: ...6 SC BOARD COMPONENT SIDE TNPA4844AH 5 4 3 2 1 A I B I C I D I E I F I G I H I I 106 ...
Страница 129: ...14 1 2 Packing 1 110 ...
Страница 130: ...111 ...