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Ref. No.

Part No.

★

Description

Code

Ref. No.

Part No.

★

Description

Code

21BM2GMK2

CABINET PARTS

CCABAA173WEV0 R Front Cabinet Ass’y

1-1

Not Available

- Front Cabinet

—

1-2

HBDGB0015PESB R SHARP Badge

1-3

HDECQ0186PESA R R/C LED Dec.

1-4

HDECA0083PESA R SP Dec.-R

1-5

HDECA0084PESA R SP Dec.-L

1-6

HDECQ0187PESB R SP Net-R

1-7

HDECQ0188PESB R SP Net-L

1-8

JBTN-0345PESB

R Control Button

1-9

JBTN-0347PESB

R Power Button

1-10

MSPRC0016PEFW R Power Button Spring

CCABBA116WEV0 R Rear Cabinet Ass’y

2-1

Not Available

- Rear Cabinet

—

Содержание 21BM2GMK2

Страница 1: ...nd Ready Used Frequency Synthesizer Tuner Ë AVL Sound Keeper Function Ë High Contrast Picture Black Stretch Circuit Ë On Timer Sleep Timer Reminder Timer Ë Blue Back Noise Mute Ë Front AV In Rear AV In Out Terminals Front Priority Ë Colour Comb Filter NTSC only Ë Hotel Mode Ë Arabic Chinese English French Malay Russian 6 Languages OSD Ë White Temperature Adjustment Page CONTENTS Page SPECIFICATION...

Страница 2: ...e tube in this receiver employs integral implosion protection 2 Replace with tube of the same type number for continued safety 3 Do not lift picture tube by the neck 4 Handle the picture tube only when wearing shatterproof goggles and after discharging the high voltage completely X RAY This receiver is designed so that any X Ray radiation is kept to an absolute Minimum Since certain malfunctions o...

Страница 3: ...he chassis has been assembly together and ready to be POWER ON for the FIRST TIME make sure to short JA137 JA138 to switch to the service mode position first and then turn on the main power switch See 2 1 above Precaution If haven t done this initiation it may possibly generate excessive Beam current 3 For reference please check with memory map GA 1AM Series type RH IX3368CEN6 SERVICE MODE 1 In th...

Страница 4: ...G S BG PLAYBACK SECAM P SECAM FE RF NTSC 3 58 F N358 FE RF NTSC 4 43 F N443 FE RF SECAM F SECAM VIDEO MUTE AT IDENT LOSS VMI VIDEO MUTE AT PROGRAM SOURCE CHANGE VMC HOTEL MODE HTL REDUCED FM DEMODULATION GAIN FOR BTSC SIGNAL BTSC A A NUMBER OF EXT AV SOURCE AV FM WINDOW SELECTION FMWS SOUND MUTE BIT 0 SM0 SOUND MUTE BIT 1 SM1 THAI LANGUAGE THA ARABIC LANGUAGE ARA MALAY LANGUAGE MAL CHINESE LANGUAG...

Страница 5: ...HARPNESS OFFSET NTSC443 SHP O4 0 15 8 FIX VERTICAL SCAN DISABLE VSD 0 DISABLE 1 ENABLE 0 FIX BLACK STRETCH BKS 0 DISABLE 1 ENABLE 1 FIX AUTOMATIC VOLUME LEVELING AVL 0 DISABLE 1 ENABLE 1 FIX FAST FILTER IF PLL FFI 0 DISABLE 1 ENABLE 0 FIX ENABLE VERTICAL GUARD RGB BLANKING EVG 0 DISABLE 1 ENABLE 1 FIX EHT TRACKING MODE HCO EHT 0 DISABLE 1 ENABLE 1 FIX OVERSCAN SWITCH OFF OSO 0 DISABLE 1 ENABLE 0 F...

Страница 6: ...815 25 B G 24 855 25 I 25 855 25 B G 26 55 25 M 27 83 25 M 28 183 25 M 29 193 25 M 30 217 25 M 31 471 25 M 32 477 25 M 33 693 25 M 34 41 10 35 112 25 B G 36 168 25 B G 37 41 10 38 294 25 B G 39 463 25 B G 40 41 10 41 647 25 B G 42 663 25 B G 43 679 25 B G 44 174 95 B G 45 175 55 B G 46 41 10 99 41 10 SHIPPING SETTING CHECKING 1 The following default data has been factory set for the E 2 PROM ITEMS...

Страница 7: ...hm open in stead of 57 1dB µ V 75 ohm open Precaution The loss of using impedance adapter 2 Fig 3 Fig 1 Fig 2 Bias box About 4 5 V Oscilloscope 0 1V TV Set Bias box TP201 E 9 CH P C 10k 100k 1n60 75ohm IF OUT 1 5 0 8dB 1000p Oscilloscope ADJUSTMENT PRECAUTION Make sure TV Set is in Normal Condition before switch to service mode for adjust ment PURITY ADJUSTMENT No Adjusting point Adjusting procedu...

Страница 8: ...e adjust until retrace line appear 6 Finally slowly decrease the screen variable re sistor until screen retrace line cut off Not Raster Note Must confirm the AKB function in set before con tinue the next adjustment 1 SUB BRIGHT NESS ADJUSMENT I 2 C BUS CONTROL 1 Call SUB BRI in service mode Receive Cross hatch pattern with 5 black level windows 2 Adjust the SUB BRIGHT bus data in order that the li...

Страница 9: ...k 1 Receive the Monoscope Pattern signal 2 Press R C to set Picture NORMAL condition 3 Connect the DC miliammeter between TP603 TP602 Full Scale 3 mA Range 4 Beam current must be within 1100 100 µA 4 6 No Adjusting point Adjusting procedure conditions Waveform and others SUB TINT I 2 C BUS CON TROL 1 Receive the NTSC 3 58 Colour Bar signal thru AV in 2 Connect the oscilloscope to TP47B P882 pin 5 ...

Страница 10: ...o Adjusting point Adjusting procedure conditions Waveform and others COLOUR SYSTEM 1 Receive the PAL COLOUR BAR signal press the COLOUR SYSTEM key to select modes ex cept PAL check the COLOUR is not working prop erly Then select the PAL mode Check again its colour so that it is working properly 2 Receive SECAM COLOUR BAR signal press COLOUR SYSTEM key to select modes except SECAM check the COLOUR ...

Страница 11: ...6 SM1 SM0 FMWS AV BTSC HTL VMC VMI 00 FF 47 HP2 FSL RUS FRA CHN MLY ARB THA 00 FF 48 AGC1 AGC0 BIL CPT FOB AV FOA AV FOB FE FOA FE NDF MSA LED F 00 FF 00 03 49 4A 4B 4C VOLUME 01 00 3C 4D CONTRAST 3C 00 3C 4E COLOUR 1E 00 3C 4F BRIGHTNESS 1E 00 3C 50 TINT 1E 00 3C 51 SHARPNESS 1E 00 3C 52 53 54 55 POSITION AV1 AV2 01 00 FF 56 FAV POS A 0A 00 FF 57 FAV POS B 14 00 FF 58 FAV POS C 1E 00 FF 59 FAV PO...

Страница 12: ...TV FINAL LAST INITIAL SETTING DATA DEFAULT RANGE WRITE CPU CHECK DATA CHECK TYPE CHECK DATA CHECK TYPE REMARK ADDRESS DATA HEX D7 D6 D5 D4 D3 D2 D1 D0 C0 TUNING FREQUANCY LOWER PART POS 25 C1 S SYS AFT auto C SYS C2 TUNING FREQUANCY HIGHER PART POS 26 C3 TUNING FREQUANCY LOWER PART C4 S SYS AFT auto C SYS C5 TUNING FREQUANCY HIGHER PART POS 27 C6 TUNING FREQUANCY LOWER PART C7 S SYS AFT auto C SYS...

Страница 13: ...V FINAL LAST INITIAL SETTING DATA DEFAULT RANGE WRITE CPU CHECK DATA CHECK TYPE CHECK DATA CHECK TYPE REMARK ADDRESS DATA HEX D7 D6 D5 D4 D3 D2 D1 D0 140 TUNING FREQUANCY HIGHER PART POS 68 141 TUNING FREQUANCY LOWER PART 142 S SYS AFT auto C SYS 143 TUNING FREQUANCY HIGHER PART POS 69 144 TUNING FREQUANCY LOWER PART 145 S SYS AFT auto C SYS 146 TUNING FREQUANCY HIGHER PART POS 70 147 TUNING FREQU...

Страница 14: ...to C SYS 19A TUNING FREQUANCY HIGHER PART POS 98 19B TUNING FREQUANCY LOWER PART 19C S SYS AFT auto C SYS 19D TUNING FREQUANCY HIGHER PART POS 99 19E TUNING FREQUANCY LOWER PART 19F S SYS AFT auto C SYS 1A0 AV1 1A1 1A2 auto C SYS 1A3 AV2 1A4 1A5 auto C SYS 1A6 1A7 1A8 1A9 1AA 1AB 1AC 1AD 1AE 1AF 1B0 1B1 1B2 1B3 1B4 1B5 1B6 1B7 1B8 1B9 1BA 1BB 1BC 1BD 1BE 1BF MODEL MODEL LETTER NO LETTER NO TUNING ...

Страница 15: ...rcuit oscillate Check Q752 and IC801 D1001 Power LED Red dimly turns ON or turns ON OFF Check T701 pin 11 voltage Approx 310V at 220V AC Check F701 Check Secondary Main B Approx 130V Check CRT connector K1 K5 bias Check C878 Check IC801 Checking the protector circuit Check R618 and R619 D1001 Power LED Red brightly turns on Check D751 Check R701 and R707 ...

Страница 16: ...nd related circuit Check pin 38 of IC801 Does the noise level increase at max Contrast Brightness and Sound controls CIRCUITS TO BE CHECKED Tuner PIF Automatic Gain Control 5V 32V Power Source CIRCUITS TO BE CHECKED Sound system pins 28 29 and 44 of IC801 Sound Detector Circuit Sound Switch and Att Control Audio Output Circuit Does signal appear at pins 2 and 4 of IC302 Check P302 connector of IC3...

Страница 17: ...balance The picture colour is yellow The picture colour is magenta The picture colour is cyan Check Q870 Q885 and their adjacent circuits Check Q871 Q883 and their adjacent circuits Check Q872 Q887 and their adjacent circuits Check IC801 and bias control circuit NO SPECIFIC COLOUR PAL SECAM NO COLOUR SYNCHRONIZATION Check IC801 R801 R802 R803 D804 D805 D806 and Q801 Check X1001 12MHz ...

Страница 18: ...21BM2GMK2 18 WAVEFORMS ...

Страница 19: ...709A 8 5 1 64 33 4 TX0110BM TX0124BM 2SC3198 2SC3207 2PC1815 DX0111PE BASE COLLECTOR EMITTER BASE COLLECTOR EMITTER B C E KA7808A 1 2 3 CATHODE ANODE RED STRG5653 AN7523 PX0013PE 2SD2586 1 9 ZR BR COLLECTOR COLLECTOR BASE EMITTER BASE EMITTER 1 3 5 2 4 9 TDA9302 IX3368CE 1 32 SIDE VIEW ...

Страница 20: ...20 21BM2GMK2 CHASSIS LAYOUT ...

Страница 21: ...21 21BM2GMK2 BLOCK DIAGRAM CRT UNIT ...

Страница 22: ...21BM2GMK2 21BM2GMK2 22 23 BLOCK DIAGRAM MAIN UNIT ...

Страница 23: ...Y CONNECTED WITH AC MAINS VOLTAGE WHEN SERVICING THE AREA CONNECT AN ISOLATING TRANS FORMER BETWEEN TV RECEIVER AND AC LINE TO ELIMINATE HAZARD OF ELECTRIC SHOCK NOTES 1 The unit of resistance ohm is omitted K 1000 ohms M Mega ohm 2 All resistors are 1 10 watt unless otherwise noted 3 All capacitors are µF unless otherwise noted P µµF VOLTAGE MEASUREMENT CONDITIONS 1 Voltages in parenthesis measur...

Страница 24: ...25 21BM2GMK2 A B C D E F G H I J 1 2 3 4 5 6 7 8 9 10 SCHEMATIC DIAGRAM CRT UNIT ...

Страница 25: ...21R2MK2S 21R2MK2S 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 A B C D E F G H I J 26 27 SCHEMATIC DIAGRAM MAIN UNIT ...

Страница 26: ...21BM2GMK2 21BM2GMK2 28 29 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 A B C D E F G H I J PWB A MAIN UNIT Component Side PRINTED WIRING BOARD ASSEMBLIES ...

Страница 27: ...61 R255 R256 R263 C507 RJ88 R262 R1030 R511 C504 RJ85 RJ86 RJ36 RJ37 RJ65 RJ64 R505 RJ29 R806 Q801 RJ70 R818 C529 R816 R813 R805 R815 Q803 Q1010 RJ78 C804 R808 Q802 D1015 D1008 D1016 D1009 D1014 D1010 RJ76 RJ77 R807 R1043 R812 D1007 R653 R233 C409 R804 R803 R802 R801 R814 C820 C1012 C411 D1020 C1011 R234 R1034 C816 C814 C1005 C657 R652 C809 C1009 R301 RJ9 D1023 D1022 D1021 C234 C410 R302 D1019 C10...

Страница 28: ...2GMK2 PWB B CRT UNIT Copper Side PWB B CRT UNIT Chip Parts Side A B C D E F G H I J 1 2 3 4 5 6 7 8 9 10 C880 R894 R893 R892 C872 C871 C873 R881 R880 R879 R888 R898 R896 R895 C883 R878 C884 R877 R876 R899 C885 ...

Страница 29: ...AA D302 VHD1SS119 1Y R 1SS119 AA D332 RH DX0445CEZZ R Diode AL D503 RH DX0045GEZZY R Diode AA D505 RH DX0441CEZZY R Diode AC D506 RH EX0630GEZZY R Zener Diode AA D507 RH DX0045GEZZY R Diode AA D508 RH DX0131CEZZY R Diode AC D509 RH EX0660GEZZY R Zener Diode 22V AB D531 RH EX0627GEZZY R Zener Diode 8 2V AA D532 RH EX0627GEZZY R Zener Diode 8 2V AA D601 RH DX0048GEZZY R Diode AA D602 VHD1SS244 1Y R ...

Страница 30: ... Ceramic AA C712 VCKYPA1HB471K R 470p 50V Ceramic AA å C751 RC KZ0102GEZZ R 680p AC250V Ceramic AE C752 VCKYPH3DB561K R 560p 2kV Ceramic AC C753 RC EZ0776CEZZ R 100 160V Electrolytic AF C754 RC EZA069WJZZ R 33 160V Electrolytic AE C755 VCEA0A1CW108M R 1000 16V Electrolytic AD C756 RC QZA103TAYJ R 0 01 50V Mylar AB C759 VCEA0A0JW477M R 470 6 3V Electrolytic AC C760 VCEA0A0JW228M R 2200 6 3V Electro...

Страница 31: ...47J R 0 47 1W Metal Film AA R618 VRS VV3DB391J R 390 2W Metal Oxide AA R619 VRS VV3LB562J R 5 6k 3 0W Metal Oxide AB R620 VRS VV3AB472J R 4 7k 1W Metal Oxide AA R622 VRD RA2BE102JY R 1k 1 8W Carbon AA R623 VRD RM2HD184JY R 180k 1 2W Carbon AA R624 VRN MD2AL472J R 4 7k 1 10W Metal Film AA R625 VRN VV3DB4R7J R 4 7 2W Metal Film AB R626 VRD RM2HD470JY R 47 1 2W Carbon AA R633 VRD RA2BE333JY R 33k 1 8...

Страница 32: ...244 AB D883 VHD1SS244 1Y R 1SS244 AB D884 VHD1SS119 1Y R 1SS119 AA D885 VHD1SS119 1Y R 1SS119 AA D886 VHD1SS82 1AY R 1SS82 AC D887 VHD1SS82 1AY R 1SS82 AC D888 VHD1SS82 1AY R 1SS82 AC CAPACITORS C871 VCCCCY1HH471J R 470p 50V Ceramic AA C872 VCCCCY1HH471J R 470p 50V Ceramic AA C873 VCCCCY1HH471J R 470p 50V Ceramic AA C875 VCKYPA2HB102K R 1000p 500V Ceramic AA C876 RC KZ0150CEZZ R 1000p 3 15kVCerami...

Страница 33: ...015PESB R SHARP Badge AE 1 3 HDECQ0186PESA R R C LED Dec AD 1 4 HDECA0083PESA R SP Dec R AE 1 5 HDECA0084PESA R SP Dec L AE 1 6 HDECQ0187PESB R SP Net R AQ 1 7 HDECQ0188PESB R SP Net L AQ 1 8 JBTN 0345PESB R Control Button AH 1 9 JBTN 0347PESB R Power Button AD 1 10 MSPRC0016PEFW R Power Button Spring AB 2 CCABBA116WEV0 R Rear Cabinet Ass y BA 2 1 Not Available Rear Cabinet ...

Страница 34: ...ion Manual Batteries Infrared Remote Control Unit Buffer Material Packing Case Fix the packing case with 22 staples Number Card Wrapping Paper Mark Not Replacement Item Buffer Material Bar Code label Serial Number Card PACKING OF THE SET ...

Страница 35: ...39 21BM2GMK2 ...

Страница 36: ...chigi 329 2193 Japan COPYRIGHT 2002 BY SHARP CORPORATION ALL RIGHTS RESERVED No part of this publication may be reproduced stored in a retrieval system or transmitted in any form or by any means electronic mechanical photocopying recording or otherwise without prior written permission of the publisher D SEM P SREC TQ1429 S Nov 2002 Printed in JAPAN MY DS ...

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