Panasonic TX-21FG50A Скачать руководство пользователя страница 23 | Manualshive

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Panasonic TX-21FG50A Скачать руководство пользователя страница 23

5 Parts Locations

23

TX-21FG50A-AUSTRALIA

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Содержание TX-21FG50A

Страница 1: ... Electric Industrial Co Ltd All rights reserved Unauthorized copying and distribution is a violation of law TX 21FG50A AUSTRALIA GP31 Chassis Colour 33 57 MHz PAL 33 6 MHz SECAM 33 75 MHz SECAM 34 42 MHz NTSC Video Terminals AV1 2 RAV In Video In 1 Vp p 75Ω Audio In Approx 400mVrms Monitor Out Video Out 1 Vp p 75Ω Audio Out Approx 400mVrms High Voltage 27 5kV 1 5 at zero beam current Picture Tube ...

Страница 2: ... 2 1 Service Position 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 2 6 PAL Colour 8 2 7 Adjustment 8 3 Conductor Views 12 4 Schematic Diagram 13 4 1 A Board 15 4 2 L Board 20 5 Parts Locations 23 6 Replacement Parts List 24 6 1 Replacement Parts List 25 CONTENTS Page Page 2 TX 21FG50A AUSTRALIA ...

Страница 3: ...etallic 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 isol...

Страница 4: ...W AV1 AV2 YUV1 IF H OUT MSP IC2101 AUDIO AMP IC2301A V H R G B SDA SCL PRIMARY LIFE CCT QIF AUDIO DEEMP AV1 AV2 AUDIO AMP IC2301 IC851 5V 8V Antenna CRT SAW SIF SPEAKER YUV AMOUT SOUND TRAP AUDIO SWITCH IC3151 R G B defl coil TUNER SW IFVO CVBS1 CVBSO CVBS2 CVBS3 SOUND MODULATION MONO STEREO 4 TX 21FG50A AUSTRALIA ...

Страница 5: ...ment 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 move from CHK1 to CHK2 mode etc please follow below rotation To Set Self Check Press the Volume Down button on TV then press the Off Timer button on remote co...

Страница 6: ...o that X 0 235 0 010 nit 3 Adjustment G CUT OFF so that Y 0 235 0 010 nit Adjustment of High Light 1 Adjustment Sub Bright so that Y 270 nit 2 Adjustment R Drive so that X 0 265 0 010 nit 3 Adjustment B Drive so that Y 0 265 0 010 nit 2 4 Adjustment for CRT CUT OFF Preparation 1 Connect the oscilloscope probe to TPL5 2 Screen VR min 3 Set the data Sub Bright Bright 4 In service Mode at Bright dac ...

Страница 7: ...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 TPA 10 and confirm the B voltage is 141 0 1 5V 2 Connect a high frequency voltmeter to heater and confirm that voltage reads 6 3 0 24 VRMS 3 Normalize the brightness and contrast 2 5 4 NTSC TINT COLOUR Item preparation 1 Connect osci...

Страница 8: ...OSD become blue colour 5 Set A to 2 1 0 1V by BRT CHK2 at measurement point TPL 2 Fig 4 1 Connect oscilloscope probe to TPL 2 G OUT with 10kΩ series resistor and adjust Contrast so that B as in Fig 4 is 2 4 0 05V 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 Press di...

Страница 9: ...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 at the...

Страница 10: ...arily 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 21FG50A AUSTRALIA ...

Страница 11: ... 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 21FG50A AUSTRALIA ...

Страница 12: ...3 Conductor Views 12 TX 21FG50A AUSTRALIA ...

Страница 13: ...4 Schematic Diagram 13 TX 21FG50A AUSTRALIA ...

Страница 14: ...14 TX 21FG50A AUSTRALIA ...

Страница 15: ...4 1 A Board 4 1 1 A Board 1 5 1A 2A 4A 5A 6A 3A 15 TX 21FG50A AUSTRALIA ...

Страница 16: ...4 1 2 A Board 2 5 1A 2A 4A 5A 6A 3A 1B 2B 4B 5B 6B 3B 16 TX 21FG50A AUSTRALIA ...

Страница 17: ...4 1 3 A Board 3 5 1B 2B 4B 5B 6B 3B 1C 2C 4C 5C 6C 3C 17 TX 21FG50A AUSTRALIA ...

Страница 18: ...4 1 4 A Board 4 5 1C 2C 4C 5C 6C 3C 1D 2D 4D 5D 6D 3D 18 TX 21FG50A AUSTRALIA ...

Страница 19: ...4 1 5 A Board 5 5 1D 2D 4D 5D 6D 3D 19 TX 21FG50A AUSTRALIA ...

Страница 20: ...4 2 L Board 4 2 1 L Board 1 3 A1 A2 A3 A4 A5 20 TX 21FG50A AUSTRALIA ...

Страница 21: ...4 2 2 L Board 2 3 B1 B2 B3 B4 B6 B5 A1 A2 A3 A4 A5 21 TX 21FG50A AUSTRALIA ...

Страница 22: ...4 2 3 L Board 3 3 B1 B2 B3 B4 B6 B5 22 TX 21FG50A AUSTRALIA ...

Страница 23: ...5 Parts Locations 23 TX 21FG50A AUSTRALIA ...

Страница 24: ...6 Replacement Parts List 24 TX 21FG50A AUSTRALIA ...

Страница 25: ...ion Remarks C2114 ECJ2VF1H104Z C 0 1UF Z 50V C2115 ECA1HM4R7B E 4 7UF 50V C2117 ECA1CM101B E 100UF 16V C2120 ECA1HM3R3B E 3 3UF 50V C2121 ECJ2VF1C104Z C 0 1UF Z 16V C2124 ECA1CM100B E 10UF 16V C2125 ECJ2VF1C105Z C 1UF Z 16V C2128 ECA1CM101B E 100UF 16V C2134 ECJ2VC1H470J C 47PF J 50V C2135 ECJ2VC1H560J C 56PF J 50V C2136 ECJ2VC1H560J C 56PF J 50V C2137 ECJ2VC1H560J C 56PF J 50V C2138 ECJ2VC1H470J ...

Страница 26: ...0V C854 ECKW3D102KBP C 1000PF K 2KV C855 F1B2H331A025 C 330PF 500V C856 ECA1CM100B E 10UF 16V C862 F2A1C332A232 E 3300UF 16V C863 F2A2C2210013 E 220UF 160V C864 F2A1C102A252 E 1000UF 16V C875 ECA1CM101B E 100UF 16V C876 ECA1CM101B E 100UF 16V C877 ECA1AM471B E 470UF 10V C879 ECQV1H104JL P 0 1UF J 50V C880 ECA1CM102B E 1000UF 16V Ref No Part No Part Name Description Remarks C881 ECA1CM101B E 100UF ...

Страница 27: ...10OHM J 1 10W R004 ERG3FJ183H M 18KOHM J 3W R006 D0GD273JA017 F 27OHM J 1 10W R007 D0GD302JA017 F 3KOHM J 1 10W R008 D0GD681JA017 F 680OHM J 1 10W R011 D0GD103JA017 F 10KOHM J 1 10W R012 D0GD332JA017 F 3 3KOHM J 1 10W R021 D0GD273JA017 F 27KOHM J 1 10W R022 D0GD473JA017 F 47KOHM J 1 10W R1016 ERJ6ENF1651 M1 65KOHM 1 10W R1017 ERJ6ENF2151 M2 15KOHM 1 10W R1018 ERJ6ENF3091 M3 09KOHM 1 10W R1019 ERJ6...

Страница 28: ...F2701 M 2 7KOHM 1 10W R406 ERDS1FJ1R0 C 1OHM J 1 2W R407 ERG2FJ331H M 330OHM J 2W R409 D0GD512JA017 F 5 1KOHM J 1 10W R410 D0GD202JA017 F 2KOHM J 1 10W Ref No Part No Part Name Description Remarks R414 D0GD432JA017 F 4 3KOHM J 1 10W R415 ER0S2CHF7500 M 750OHM J 1 4W R416 ERDS1TJ1R2 C 1 2OHM J 1 2W R417 ERDS1TJ1R2 C 1 2OHM J 1 2W R502 D0GD182JA017 F 1 8KOHM J 1 10W R503 ERJ6GEY0R00 M 0OHM J 1 10W R...

Страница 29: ...1 10W JK3002 K4BK09B00011 AV TERMINAL JK3003 K4BK07B00010 AV TERMINAL JK3102 K4BC14B00004 FRONT AV TERMINAL JS110 ERJ6GEY0R00 M 0OHM J 1 10W JS1103 ERJ6GEY0R00 M 0OHM J 1 10W JS111 ERJ6GEY0R00 M 0OHM J 1 10W JS112 ERJ6GEY0R00 M 0OHM J 1 10W JS2140 ERJ6GEY0R00 M 0OHM J 1 10W JS2141 ERJ6GEY0R00 M 0OHM J 1 10W JS3001 ERJ6GEY0R00 M 0OHM J 1 10W JS3129 ERJ6GEY0R00 M 0OHM J 1 10W JS3132 ERJ6GEY0R00 M 0O...

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