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1.5. GP21 Chassis Block Diagram

 SDA

 SCL

 RGB 

In

CVBS Out

Video In

MON Out

 CVBS 

In

VCTP

Audio

Amp.

Audio

Amp.

VCTP

PVP

DDP

CRT

Board

defl.coil

CRT

T

uner

GP21 BLOCK DIAGRAM

AV

Audio

In

15V

 

(Audio Amp)

15V

 

10.5V

 

6.5V

 

137V

 

10.5V 

(H-Drive Circuit)

9V

3.3V 

standby

1.8V 

standby

6.5V 

(G-Board)

5V

13.3V

137V

Switching

Transformer

Primary

Live

Circuit

MON

Audio

Out

Audio

Out

Audio Amp

(Woofer)

left speaker

right speaker

woofer

option line

Indication

option device

RGB Out

reg

reg

reg

reg

Q865

RGB Out

Vert

H Out

H-Output

EEPROM

RGB Out

CVBS In

Vertical

Output

RGB In

4

TX-29F350T

Содержание TX-29F350T

Страница 1: ... 2006 Matsushita Electric Industrial Co Ltd All rights reserved Unauthorized copying and distribution is a violation of law TX 29F350T GP21 Chassis Video 38 0 MHz Sound 31 5 MHz D K K1 32 MHz I 32 5 MHz B G 33 5 MHz M Colour 33 57 MHz PAL 33 6 MHz SECAM 33 75 MHz SECAM 34 42 MHz NTSC Video Terminals AV 1 2 Y 1 Vp p 75Ω S Video In C 0 3 Vp p 75Ω DVD Y 1 0 Vp p 75Ω PB 0 7 Vp p 75Ω YR 0 7 Vp p 75Ω AV...

Страница 2: ... for E Board 5 2 2 Factory Mode Adjustment 5 2 3 Adjustment for White Balance 6 2 4 Adjustment for CRT CUT OFF 6 2 5 Adjustment Procedure 7 Mass 43 kg Net Wt Specifications are subject to change without notice Mass and dimensions shown are approximate 2 6 PAL Colour 8 2 7 Adjustment 8 3 Conductor Views 12 4 Schematic Diagram 13 4 1 D Board 15 4 2 A Board 20 4 3 L Board 25 4 4 G Board 29 5 Parts Lo...

Страница 3: ...sed metallic cabinet part on the receiver such as screw heads aerials connectors control shafts etc When the exposed metallic part has a return path to the chassis the reading should be between 4 MΩ and 20 MΩ When the exposed metal does not have a return path to the chassis the reading must be infinite 1 3 Leakage Current Hot Check Fig 1 1 Plug the AC cord directly into the AC outlet Do not use an...

Страница 4: ...5V Audio Amp 15V 10 5V 6 5V 137V 10 5V H Drive Circuit 9V 3 3V standby 1 8V standby 6 5V G Board 5V 13 3V 137V Switching Transformer Primary Live Circuit MON Audio Out Audio Out Audio Amp Woofer left speaker right speaker woofer option line Indication option device RGB Out reg reg reg reg Q865 RGB Out Vert H Out H Output EEPROM RGB Out CVBS In Vertical Output RGB In 4 TX 29F350T ...

Страница 5: ...igure 2 Fig 2 2 2 Factory Mode Adjustment How to set To set the Factory mode press Volume 0 dac on the TV and Timer Setting 30 min on the remote control and press Volume Down button on the TV together press recall on the remote control CHK should appear on right of TV screen To Set Self Check Press the Volume Down button on TV then press the Off Timer button on remote control 5 TX 29F350T ...

Страница 6: ...OFF so that X 0 241 0 005 nit 3 Adjustment G CUT OFF so that Y 0 241 0 005 nit Adjustment of High Light 1 Adjustment Sub Bright so that Y 190 nit 2 Adjustment R Drive so that X 0 255 0 003 nit 3 Adjustment B Drive so that Y 0 258 0 003 nit 2 4 Adjustment for CRT CUT OFF Preparation 1 Connect the oscilloscope probe to TPL7 2 Screen VR min 3 Set the data Sub Bright Bright 4 In service Mode at Bright...

Страница 7: ...D 021 GND 10 8V 1V TPD 012 C858 16 5 2V 2 5 2 High Voltage Item preparation 1 Receive the crosshatch pattern 2 Set to 0 Beam Screen VR minimum Contrast minimum Adjustment procedure 1 Connect a DC voltage meter to TPD 023 and confirm the B voltage is 136 0 1V 2 Connect a high frequency voltmeter to heater and confirm that voltage reads 6 3 0 3 VRMS 3 Normalize the brightness and contrast 2 5 Adjust...

Страница 8: ...firm OSD become blue colour 5 Set A to 0 3 0 1V by BRT CHK2 at measurement point TPL 2 Fig 4 1 Connect oscilloscope probe to TPL 7 G OUT with 10kΩ series resistor and adjust Contrast so that B as in Fig 4 is 1 85 0 2V 2 Adjust Sub Colour so that waveform as in Fig 4 1 2 5 0 1V 3 Connect oscilloscope probe to TPL 1 R OUT with 10kΩ series resistor and confirm waveform as in Fig 5 is 2 2 7 0 4V 4 Pre...

Страница 9: ...d is obtained Fig 21 10 Re adjust the Low Light controls to their correct settings and make sure that a uniform white field is obtained 11 Tighten the clamp screw A in Fig 10 Convergence 1 Apply a crosshatch pattern signal and Normalize Contrast control to the maximum positions 2 Adjust Brightness until the grey position of the crosshatch pattern just becomes black 3 Adjust the Red and Blue line a...

Страница 10: ... primarily Fig 1 Purity magnet Set purity magnet that 2 magnets are TOP POSITION VRS magnet Set purity magnet 2 magnets are HORIZONTAL POSITION 2 Adjustment a Receive that Cross Hatch pattern b Adjust V SHIFT 50Hz c Set 2 magnets of horizontal position to up and down equally so that it will be the center part of CRT Fig 2 10 TX 29F350T ...

Страница 11: ...2 and 3 shown in Fig 11 2 The wedges should be set 120 apart from each other 3 Be certain that three wedges are firmly fixed and the Deflection Yoke is tightly clamped in place Otherwise the Deflection Yoke may shift its position and cause a loss of convergence and purity 11 TX 29F350T ...

Страница 12: ...3 Conductor Views 12 TX 29F350T ...

Страница 13: ...4 Schematic Diagram 13 TX 29F350T ...

Страница 14: ...14 TX 29F350T ...

Страница 15: ...4 1 D Board 4 1 1 D Board 1 5 1A 2A 3A 4A 5A 6A 7A 8A 9A 15 TX 29F350T ...

Страница 16: ...4 1 2 D Board 2 5 1B 2B 3B 4B 5B 6B 7B 8B 9B 1A 2A 3A 4A 5A 6A 7A 8A 9A 16 TX 29F350T ...

Страница 17: ...4 1 3 D Board 3 5 1C 3C 5C 4C 2C 6C 7C 8C 9C 1B 2B 3B 4B 5B 6B 7B 8B 9B 17 TX 29F350T ...

Страница 18: ...4 1 4 D Board 4 5 1D 3D 5D 4D 2D 6D 7D 8D 9D 1C 3C 5C 4C 2C 6C 7C 8C 9C 18 TX 29F350T ...

Страница 19: ...4 1 5 D Board 5 5 1D 3D 5D 4D 2D 6D 7D 8D 9D 19 TX 29F350T ...

Страница 20: ...4 2 A Board 4 2 1 A Board 1 5 1A 2A 3A 4A 5A 6A 7A 8A 9A 20 TX 29F350T ...

Страница 21: ...4 2 2 A Board 2 5 1B 2B 3B 4B 5B 6B 7B 8B 9B 1A 2A 3A 4A 5A 6A 7A 8A 9A 21 TX 29F350T ...

Страница 22: ...4 2 3 A Board 3 5 1C 2C 3C 4C 5C 6C 7C 8C 1B 2B 3B 4B 5B 6B 7B 8B 9B 22 TX 29F350T ...

Страница 23: ...4 2 4 A Board 4 5 1D 2D 3D 4D 5D 6D 7D 8D 9D 1C 2C 3C 4C 5C 6C 7C 8C 23 TX 29F350T ...

Страница 24: ...4 2 5 A Board 5 5 1D 2D 3D 4D 5D 6D 7D 8D 9D 24 TX 29F350T ...

Страница 25: ...4 3 L Board 4 3 1 L Board 1 4 1A 2A 3A 4A 5A 6A 7A 8A 9A 25 TX 29F350T ...

Страница 26: ...4 3 2 L Board 2 4 1B 2B 3B 4B 5B 6B 7B 8B 9B 1A 2A 3A 4A 5A 6A 7A 8A 9A 26 TX 29F350T ...

Страница 27: ...4 3 3 L Board 3 4 1C 2C 3C 4C 5C 6C 1B 2B 3B 4B 5B 6B 7B 8B 9B 27 TX 29F350T ...

Страница 28: ...4 3 4 L Board 4 4 1C 2C 3C 4C 5C 6C 28 TX 29F350T ...

Страница 29: ...4 4 G Board 4 4 1 G Board 1 3 1A 2A 3A 4A 5A 6A 7A 8A 9A 29 TX 29F350T ...

Страница 30: ...4 4 2 G Board 2 3 1B 2B 3B 1A 2A 3A 4A 5A 6A 7A 8A 9A 30 TX 29F350T ...

Страница 31: ...4 4 3 G Board 3 3 1B 2B 3B 31 TX 29F350T ...

Страница 32: ...5 Parts Locations 32 TX 29F350T ...

Страница 33: ...6 Replacement Parts List 33 TX 29F350T ...

Страница 34: ... C1133 F2A1C1000079 C 10UF J 16V C1134 F2A1C101A310 E 100UF 16V C1135 ECJ2VF1E104Z C 0 1UF Z 25V C1136 ECJ2VF1E104Z C 0 1UF Z 25V C1140 ECJ2VF1E104Z C 0 1UF Z 25V C1141 ECJ2VF1E104Z C 0 1UF Z 25V C1142 ECJ2VF1E104Z C 0 1UF Z 25V C1143 ECJ2VF1E104Z C 0 1UF Z 25V C1144 ECJ1VC1H101J C 100PF J 50V C1145 ECUX1H220JCX C 22PF J 50V C1146 ECUX1H220JCX C 22PF J 50V C1150 F2A1C1000079 E 10UF 16V C1156 ECJ2V...

Страница 35: ...61K C 560PF K 50V C3201 F1J1H103A590 C 0 01UF 50V C3202 F1J1H103A590 C 0 01UF 50V C3203 ECJ2VC1H561J C 560PF J 50V Ref No Part No Part Name Description Remarks C3204 ECJ2VC1H561J C 560PF J 50V C3205 ECA1CM101B E 100UF 16V C3206 ECA1CM101B E 100UF 16V C3210 F1J1H103A590 C 0 01UF 50V C3215 F2A1H470A343 E 47UF 50V C3216 F2A1H470A343 E 47UF 50V C3217 ECJ2VB1C104K C 0 1UF K 16V C3218 ECJ2VB1C104K C 0 1...

Страница 36: ...ODE D1121 MAZ80910HL ZENER DIODE D1122 MAZ80910HL ZENER DIODE D1134 MAZ80390HL DIODE D1135 MAZ80560ML DIODE D1176 MAZ80510LL DIODE D1177 MAZ80510LL DIODE D1178 MAZ80390HL DIODE D1180 MAZ80390HL DIODE D1181 MAZ802400L DIODE D1182 MAZ80560ML DIODE D1240 MAZ80390HL DIODE Ref No Part No Part Name Description Remarks D1241 MAZ81200ML DIODE D1242 MAZ81200ML DIODE D1243 MAZ81200ML DIODE D1270 MAZ80390HL ...

Страница 37: ...OIL Ref No Part No Part Name Description Remarks L1262 G0C4R7JA0021 COIL L1263 EXCML20A390U EMI FILTER L150 J0JKA0000038 BEAD CORE L151 J0JKA0000038 BEAD CORE L1529 G0C4R7JA0021 COIL L1530 ELJFC4R7KFB CHIP INDUCTOR L1731 ELJFC4R7KFB CHIP INDUCTOR L1740 J0JKB0000034 EMI FILTER L2301 J0JKA0000038 BEAD CORE L2302 J0JKA0000038 BEAD CORE L2304 J0JKA0000038 BEAD CORE L2305 J0JKA0000038 BEAD CORE L2308 T...

Страница 38: ... Remarks R1064 ERJ6ENF5111 F 5 11KOHM J 1 10W R1065 ERJ6ENF9091 M9 09KOHM 1 10W R1066 ERJ6ENF2152 M21 5KOHM 1 10W R1067 ERJ6GEYJ390 M 39OHM J 1 10W R107 ERDS2TJ473 C 47KOHM J 1 4W R108 ERDS2TJ473 C 47KOHM J 1 4W R110 ERJ6GEYJ101 M 100OHM J 1 10W R1101 ERJ6GEYJ101 M 100OHM J 1 10W R1102 ERJ6GEYJ101 M 100OHM J 1 10W R1103 ERJ6GEYJ101 M 100OHM J 1 10W R1104 ERJ6GEYJ101 M 100OHM J 1 10W R1110 ERJ3GEYJ...

Страница 39: ...523 ERJ6GEY0R00 M 0OHM J 1 10W R1525 ERJ6GEY0R00 M 0OHM J 1 10W Ref No Part No Part Name Description Remarks R1526 ERJ6GEY0R00 M 0OHM J 1 10W R1534 ERJ6GEY0R00 M 0OHM J 1 10W R1535 ERJ3GEY0R00 M 0OHM J 1 16W R1536 ERJ3GEYJ101 M 100OHM J 1 16W R1537 ERJ3GEYJ103 M 10KOHM J 1 16W R1540 ERJ6GEYJ101 M 100OHM J 1 10W R1541 ERJ3GEYJ101 M 100OHM J 1 16W R1542 ERJ3GEYJ101 M 100OHM J 1 16W R1543 ERJ3GEYJ101...

Страница 40: ...110 ERJ6GEYJ102 M 1KOHM J 1 10W R3111 ERJ6GEYJ750 M 75OHM 1 10W R3112 ERJ6GEYJ750 M 75OHM 1 10W R3113 ERJ6GEY0R00 M 0OHM J 1 10W Ref No Part No Part Name Description Remarks R3114 ERJ6GEY0R00 M 0OHM J 1 10W R3122 ERJ6GEYJ101 M 100OHM J 1 10W R3123 ERJ6GEYJ184 M 180KOHM J 1 10W R3124 ERJ6GEYJ184 M 180KOHM J 1 10W R3125 ERJ6GEYJ102 M 1KOHM J 1 10W R3126 ERJ6GEYJ102 M 1KOHM J 1 10W R3127 ERJ6GEYJ750 ...

Страница 41: ...0W R822 ERDS1TJ470 C 47OHM J 1 2W R831 ERG2SJW104E M 100KOHM J 1 10W R832 ERG2SJW470E M 47OHM J 2W R833 D0C1100JA051 M 10OHM J 1W R834 ERDS2TJ102 C 1KOHM J 1 4W Ref No Part No Part Name Description Remarks R840 RCR100TAJ825 C 8 2MOHM J 1W R841 ERDS2TJ393 C 39KOHM J 1 4W R842 ERDS2TJ221 C 220OHM J 1 4W R843 ERX2FZJR12H M 0 12OHM J 2W R844 ERX2FZJR15H M 0 15OHM J 2W R845 ERDS2TJ473 C 47KOHM J 1 4W R...

Страница 42: ...EY0R00 M 0OHM J 1 10W JK3101 K4BK35A00002 AV TERMINAL JK3201 K4BK20B00001 AV TERMINAL JSD030 ERJ6GEY0R00 M 0OHM J 1 10W JSD089 ERJ6GEY0R00 M 0OHM J 1 10W JSD090 ERJ6GEY0R00 M 0OHM J 1 10W L2 K1KA08AA0190 CONNECTOR L3 K1KA07AA0190 CONNECTOR L8 K1ZZ00001301 CONNECTOR L11 K1KA03AA0190 CONNECTOR L12 K1ZZ00001300 CONNECTOR LF801 G0B153H00004 LINE FILTER LF802 G0B153H00004 LINE FILTER PC841 B3PAA0000261...

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