8.1.2.
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
Iniook
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
8.1.3.
P.C.B. (Printed Circuit Board) exchange
8.1.3.1.
Caution
1. To remove PC.B., wait 1 minute after power was off for discharge from electrolysis capacitors.
8.1.3.2.
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 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 PC.B.
26
Содержание TX-PR46G10
Страница 15: ...6 4 No Picture No Picture Check NG 15 ...
Страница 27: ...8 1 4 Adjustment Volume Location 8 1 5 Test Point Location 27 ...
Страница 32: ...32 ...
Страница 33: ...9 Block Diagram 9 1 Main Block Diagram 33 ...
Страница 34: ...9 2 Block 1 4 Diagram JK8302 SPEAKER L SPEAKER R SD CARD SLOT 34 ...
Страница 35: ... о 0 9 3 Block 2 4 Diagram FOR FACTORY USE FOR FACTORY USE 35 ...
Страница 38: ...38 ...
Страница 40: ...4 10 3 Wiring 2 40 ...
Страница 41: ...10 4 Wiring 3 41 ...
Страница 42: ...42 ...
Страница 45: ...11 2 P Board 1 2 Schematic Diagram A B C D E F i 2 3 4 5 6 7 44 ...
Страница 46: ...11 3 P Board 2 2 Schematic Diagram 45 ...
Страница 48: ......
Страница 49: ...11 5 A Board 1 20 Schematic Diagram A A B O A R D 1 20 lie REF No 0900 0999 JTAG B D 47 ...
Страница 50: ...11 6 A Board 2 20 Schematic Diagram 10 11 12 13 14 15 16 17 18 48 ...
Страница 51: ...11 7 A Board 3 20 Schematic Diagram NOT USE 19 20 21 22 23 24 25 26 27 49 ...
Страница 52: ...0 11 8 A Board 4 20 Schematic Diagram NOT USE 2 8 1 29 1 30 1 31 1 32 1 33 1 34 1 35 1 36 50 ...
Страница 53: ...11 9 A Board 5 20 Schematic Diagram SUB3 3V SUB SD 3 3V T r 37 38 39 40 ...
Страница 54: ...j 41 42 43 44 45 51 ...
Страница 57: ...11 12 A Board 8 20 Schematic Diagram A A B O A R D 8 20 A D V V 64 65 66 67 68 69 70 71 72 54 ...
Страница 58: ...11 13 A Board 9 20 Schematic Diagram A A B O A R D 9 20 A D V V REF No 4500 4799 73 74 75 76 ...
Страница 59: ...55 ...
Страница 60: ...11 14 A Board 10 20 Schematic Diagram 56 ...
Страница 62: ...95 96 97 98 99 57 ...
Страница 64: ...ТО 13 20 104 105 106 107 108 58 ...
Страница 66: ...11 18 A Board 14 20 Schematic Diagram 118 119 120 121 122 123 124 125 126 60 ...
Страница 67: ...11 19 A Board 15 20 Schematic Diagram 127 1 128 1 129 1 130 1 131 1 132 1 133 1 134 1 135 61 14 ...
Страница 68: ...11 20 A Board 16 20 Schematic Diagram A A B O A R D 16 20 136 137 138 139 140 141 142 143 144 62 ...
Страница 69: ...11 21 A Board 17 20 Schematic Diagram 145 1 146 1 147 1 148 1 149 1 150 1 151 1 152 1 153 63 ...
Страница 71: ...11 23 A Board 19 20 Schematic Diagram A A B O A R D 19 20 IDDR2 ol IC9902 C3ABRY000040 163 164 165 166 167 65 ...
Страница 72: ...168 169 170 171 ...
Страница 73: ...11 24 A Board 20 20 Schematic Diagram A A B O A R D 20 20 Set 172 173 174 175 176 177 178 179 180 66 ...
Страница 77: ...11 28 C3 Board 1 2 Schematic Diagram A B C D E A C 3 B O A R D T N P A 4 7 6 6 1 2 F 1 2 3 4 5 70 ...
Страница 78: ...11 29 C3 Board 2 2 Schematic Diagram A С З B O A R D T N P A 4 7 6 6 2 2 10 11 12 13 ...
Страница 79: ...DRIVER 15 16 17 18 ...
Страница 81: ...11 31 SC Board 2 4 Schematic Diagram 10 11 12 13 14 15 16 17 18 73 ...
Страница 82: ...11 32 SC Board 3 4 Schematic Diagram 19 2 0 21 22 23 24 2 5 26 27 74 ...
Страница 83: ...11 33 SC Board 4 4 Schematic Diagram 28 1 29 1 30 1 31 1 32 1 33 1 34 1 35 1 36 75 ...
Страница 84: ...11 34 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 C 1 2 F 1 2 3 4 5 76 ...
Страница 89: ...P BOARD COMPONENT SIDE ETX2MM747MFK 6 5 4 3 2 1 A I B I C I D I E I F I G I H I I 80 ...
Страница 91: ...S BOARD FOIL SIDE TXN S1EQUE K BOARD FOIL SIDE TXN K1EQUR K BOARD COMPONENT SIDE TXN K1 EQUR 1 I F I G I H 81 ...
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Страница 95: ...A BOARD COMPONENT SIDE A PR46G10 ...
Страница 97: ...12 5 C1 Board C1 BOARD FOIL SIDE TNPA4764 C1 BOARD COMPONENT SIDE TNPA4764 B G 6 5 4 3 2 1 E F H 85 ...
Страница 100: ...12 8 SC Board SC BOARD FOIL SIDE TNPA4782AC A В С D ...
Страница 101: ......
Страница 104: ...SC BOARD COMPONENT SIDE TNPA4782AC 6 5 4 3 2 1 A I B I C I D I E I F I G I H I I 90 ...
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