DAEWOO ELECTRONICS GB14H3 Service Manual Download Page 100

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DAEWOO ELECTRONICS CO., LTD

686, AHYEON-DONG MAPO-GU
SEOUL, KOREA
C.P.O. BOX 8003 SEOUL, KOREA
TELEX : DWELEC K28177-8
CABLE : "DAEWOOELEC"
E-mail : [email protected]
TEL : 82-02-360-7802
FAX : 82-02-360-7877

Summary of Contents for GB14H3

Page 1: ... JACK REAR RCA JACK AV2 FRONT HEADPHONE JACK REMOTE CONTROLLER R 46C with 2 AAA type batteries OTHER FEATURE ON SCREEN DISPLAY SLEEP TIMER WAKE UP TIMER FULL AUTO SEARCH MANUAL FINE TUNING CHILD LOCK PANEL LOCK AUTO REPEAT PICTURE TYPE SELECTION NORMAL 1 2 FAVOURITE INDEX SEARCH TV AV VIDEO SINGLE SYSTEM PAL SECAM colour and CCIR mono chrome signals 625lines 50fields SECTION RECORDING SYSTEM 2HEAD...

Page 2: ...SERVICE REMOCON DIAGRAM 8 SCHEMATIC DIAGRAM 11 EXPLODED VIEW 13 PRINTED CIRCUIT BOARD 18 SERVICE PARTS LIST 20 Different parts list for inch 37 The different parts list for system tuner 39 The different parts list for crt 50 The different parts list for deck 51 The different parts list for remote control 52 ...

Page 3: ...roughly familiar with the precautions necesary when working on high voltage equipment 2 Always discharge the picture tube before handling the tube The picture tube is highly evacuated and if briken glass fragments will be violently expelled 2 If any fuse in this TV receiveris blown replace it with the FUSE specified in the Replacement Parts list 3 When replacing a high wattage resistor metal oxide...

Page 4: ...LLER R 46C with AAA type batteries OTHER FEATURE ON SCREEN DISPLAY SLEEP TIMER WAKE UP TIMER FULL AUTO SEARCH MANUAL FINE TUNING CHILD LOCK PANEL LOCK AUTO REPEAT PICTURE TYPE SELECTION NORMAL 1 2 FAVOURITE INDEX SEARCH TV AV VIDEO SINGLE SYSTEM PAL SECAM colour and CCIR mono chrome signals 625lines 50fidlds SECTION RECORDING SYSTEM 2 HEAD 4 HEAD INPUT 1Vp p 75 ohm unbalanced OUTPUT 1Vp p 75 ohm u...

Page 5: ...4 CIRCUIT BLOCK DIAGRAM ...

Page 6: ...me on FBT such that the highest black level voltage 140V 5Vdc 4 WHITE BALANCE 1 Apply a COLOR BAR PATTERN SIGNAL 2 Adjust the R G B UP DOWN KEY of the other color which did not appear on the screen to obtain WHITE 5 FOCUS 1 Apply a RETMA PATTERN SIGNAL 2 Adjust the FOCUS VOLUME on FBT to obtain optimal resolution 6 GEOMETRY 6 1 S CORRECTION 1 Apply a CROSSHATCH PATTERN SIGNAL 2 Adjust the S CORR U...

Page 7: ...ch1 H SW PY03 2 oscilloscope ch2 PB ENVE PY03 4 Triggering CH1 Measuring Equipment oscilloscope path jig Mode PLAYBACK ATK OFF Test tape DP 2 6KHz Adjustment Procedure 1 Connect the PATH JIG to PY03 after Test tape PLAYBACK 2 Insert the DP 2 TAPE Auto playback 3 Pressing the ATK OFF KEY 4 Adjust the waveform of PB ENVE to maximum figure1 using X position VR 5 Adjust IN OUTPUT GUIDE until the exact...

Page 8: ...pe or audio level meter Mode PLAYBACK Test tape DP 2 6KHz Adjustment Procedure 1 Connect the measuring equipment to the AUDIO OUTPUT P601 terminal 2 After test tape playback adjust the output level maximally by varing the azimuth screw 3 Fix the azimuth screw with locking paint If EEPROM I702 has been changed Option data has to be changed and all alignment function has to be readjusted ALIGNMENT I...

Page 9: ...8 SERVICE REMOCON 1 DIAGRAM To enter the SERVICE MODE Press NORMAL AV SLEEP CLEAR POWER buttons in regular sequency within 10seconds using USER REMOCON after setting ST BY ...

Page 10: ...screen of RETMA pattern 4 V SIZE VERTICAL SIZE Press this button to adjust the upperside of the pattern coincident with the mechanical center marks the CRT on screen of RETMA pattern 5 H CENT HORIZONTAL CENTER Press this button to adjust picture centering with H center on screen of RETMA pattern 6 R G B WHITE BALANCE The screen is become WHITE adjust R G B level by this button 7 ATK OFF Auto track...

Page 11: ...r the OSD Position adjust mode You can adjust OSD position you want by press OSD or OSD buttons 20 COUNTRY SET Press this button to enter the COUNTRY SET mode Press the this button Option1 PAL I I system Option2 PAL B G system Option3 PAL B G SECAM L L system Option4 PAL SECAM B G D K system EAST Europe Option5 PAL SECAM B G D K system Middle ASIA Option6 PAL B H system 21 Tuner Option Press this ...

Page 12: ... 11 SCHEMATIC DIAGRAM ...

Page 13: ... 12 SCHEMATIC DIAGRAM ...

Page 14: ...13 EXPLODED VIEW 1 14H3 ...

Page 15: ...14 EXPLODED VIEW 2 14H4 ...

Page 16: ...15 EXPLODED VIEW 3 20H3 ...

Page 17: ...16 EXPLODED VIEW 4 20H4 ...

Page 18: ...17 EXPLODED VIEW 5 21H4 ...

Page 19: ......

Page 20: ......

Page 21: ... MANUAL AS DVT 14H3LA DN03 DS15312H LED IR SI5312 H DN03A 97P2339600 HOLDER IR ABS DQ01 DLH2PR LED BLOCK LH 2P R R R R R DQ02 DLH2PR LED BLOCK LH 2P R I151 1TDA9802 IC RF TDA9802 I501 1TDA8842N2 ICVIDEO TDA8842 N2 I502 1KA7808 IC REGULATOR KA7808 I601 PTJ1SW8902 HEAT SINK ASS Y 1TDA8943SF 7174300811 1 1TDA8943SF IC AUDIO AMP TDA8943SF 0000A 4857018902 HEAT SINK A1050P H24 0000B 7174300811 SCREWTAP...

Page 22: ...J 2012 CC169 HCBK472KCA C CHIP CERA 50V X7R 4700PF K 2012 CC170 HCBK102KCA C CHIP CERA 50V X7R 1000PF K 2012 CC175 HCFK104ZCA C CHIP CERA 50VY5V 0 1MF Z 2012 CC501 HCQK221JCA C CHIP CERA 50V CH 220PF J 2012 CC502 HCQK151JCA C CHIP CERA 50V CH 150PF J 2012 CC504 HCQK560JCA C CHIP CERA 50V CH 56PF J 2012 CC506 HCQK100JCA C CHIP CERA 50V CH 10PF J 2012 CC512 HCFK104ZCA C CHIP CERA 50VY5V 0 1MF Z 2012...

Page 23: ...56 HCFK104ZCA C CHIP CERA 50VY5V 0 1MF Z 2012 CCN07 HCFK104ZCA C CHIP CERA 50VY5V 0 1MF Z 2012 CCN14 HCBK103KCA C CHIP CERA 50V X7R 0 01MF K 2012 CCN29 HCBK332KCA C CHIP CERA 50V X7R 3300PF K 2012 CCN30 HCBK182KCA C CHIP CERA 50V X7R 1800PF K 2012 CCN32 HCFK104ZCA C CHIP CERA 50VY5V 0 1MF Z 2012 CCP01 HCBK103KCA C CHIP CERA 50V X7R 0 01MF K 2012 CCP03 HCBK473KCA C CHIP CERA 50V X7R 0 047MF K 2012 ...

Page 24: ...61JCA R CHIP 1 10 560 OHM J 2012 RC167 HRFT223JCA R CHIP 1 10 22K OHM J 2012 RC168 HRFT104JCA R CHIP 1 10 100K OHM J 2012 RC169 HRFT104JCA R CHIP 1 10 100K OHM J 2012 RC174 HRFT154JCA R CHIP 1 10 150K OHM J 2012 RC175 HRFT753JCA R CHIP 1 10 75K OHM J 2012 RC176 HRFT152JCA R CHIP 1 10 1 5K OHM J 2012 RC178 HRFT102JCA R CHIP 1 10 1K OHM J 2012 RC179 HRFT102JCA R CHIP 1 10 1K OHM J 2012 RC501 HRFT472...

Page 25: ... R CHIP 1 10 1K OHM J 2012 RCA35 HRFT223JCA R CHIP 1 10 22K OHM J 2012 RCA36 HRFT333JCA R CHIP 1 10 33K OHM J 2012 RCA37 HRFT153JCA R CHIP 1 10 15K OHM J 2012 RCA38 HRFT391JCA R CHIP 1 10 390 OHM J 2012 RCA40 HRFT683JCA R CHIP 1 10 68K OHM J 2012 RCA41 HRFT683JCA R CHIP 1 10 68K OHM J 2012 RCA42 HRFT152JCA R CHIP 1 10 1 5K OHM J 2012 RCA44 HRFT471JCA R CHIP 1 10 470 OHM J 2012 RCA45 HRFT221JCA R C...

Page 26: ...IP 1 10 150 OHM J 2012 RCU18 HRFT273JCA R CHIP 1 10 27K OHM J 2012 RCU22 HRFT152JCA R CHIP 1 10 1 5K OHM J 2012 RCU23 HRFT470JCA R CHIP 1 10 47 OHM J 2012 RCU24 HRFT223JCA R CHIP 1 10 22K OHM J 2012 RCU25 HRFT103JCA R CHIP 1 10 10K OHM J 2012 RCU26 HRFT103JCA R CHIP 1 10 10K OHM J 2012 RCU27 HRFT103JCA R CHIP 1 10 10K OHM J 2012 RCU31 HRFT684JCA R CHIP 1 10 680K OHM J 2012 RCU34 HRFT153JCA R CHIP ...

Page 27: ... 16V RSM 47MF 5X7 TP CA14 CEXF1H100A C ELECTRO 50V RSM 10MF 5X7 TP CA15 CEXF1H100A C ELECTRO 50V RSM 10MF 5X7 TP CA16 CEXF1H100A C ELECTRO 50V RSM 10MF 5X7 TP CA20 CEXF1H100A C ELECTRO 50V RSM 10MF 5X7 TP CA21 CEXF1C101A C ELECTRO 16V RSM 100MF 6 3X7 TP CA22 CEXF1C101A C ELECTRO 16V RSM 100MF 6 3X7 TP CA23 CEXF1C470A C ELECTRO 16V RSM 47MF 5X7 TP CA24 CEXF1C101A C ELECTRO 16V RSM 100MF 6 3X7 TP CA...

Page 28: ...AL Q705 TKTC3198Y TR KTC3198Y Q710 TKTA1266Y TR KTA1266Y TP Q712 TH2N7000 FET H2N7000 Q713 TH2N7000 FET H2N7000 QA12 TKTC3198Y TR KTC3198Y QA13 TKTC3198Y TR KTC3198Y QQ01 TKSR1001 TR KSR1001 QQ02 TKSR1001 TR KSR1001 QU01 TKTC3198Y TR KTC3198Y QU02 TKSR1001 TR KSR1001 QU03 TKTA1266Y TR KTA1266Y TP QU04 TKTC3202Y TR KTC3202Y TP QU05 TKTA1266Y TR KTA1266Y TP QU06 TKTC3198Y TR KTC3198Y QU07 TKTC3198Y ...

Page 29: ...UZ5R1B DIODE ZENER UZ 5 1B D151 D1N4148 DIODE 1N4148 TAPPING D152 DUZ5R1B DIODE ZENER UZ 5 1B D153 DUZ5R1B DIODE ZENER UZ 5 1B D501 DUZ6R2BM DIODE ZENER UZ 6 2BM D502 D1N4148 DIODE 1N4148 TAPPING D503 D1N4148 DIODE 1N4148 TAPPING D504 D1N4148 DIODE 1N4148 TAPPING D505 D1N4148 DIODE 1N4148 TAPPING D506 D1N4148 DIODE 1N4148 TAPPING D601 D1N4148 DIODE 1N4148 TAPPING D602 D1N4148 DIODE 1N4148 TAPPING ...

Page 30: ...E COPPER AWG22 1 0 65TIN COATING J056 85801065GY WIRE COPPER AWG22 1 0 65TIN COATING J057 85801065GY WIRE COPPER AWG22 1 0 65TIN COATING J058 85801065GY WIRE COPPER AWG22 1 0 65TIN COATING J059 85801065GY WIRE COPPER AWG22 1 0 65TIN COATING J060 85801065GY WIRE COPPER AWG22 1 0 65TIN COATING J061 85801065GY WIRE COPPER AWG22 1 0 65TIN COATING J062 85801065GY WIRE COPPER AWG22 1 0 65TIN COATING J06...

Page 31: ...J156 85801065GY WIRE COPPER AWG22 1 0 65TIN COATING J157 85801065GY WIRE COPPER AWG22 1 0 65TIN COATING J159 85801065GY WIRE COPPER AWG22 1 0 65TIN COATING J160 85801065GY WIRE COPPER AWG22 1 0 65TIN COATING J161 85801065GY WIRE COPPER AWG22 1 0 65TIN COATING J162 85801065GY WIRE COPPER AWG22 1 0 65TIN COATING J163 85801065GY WIRE COPPER AWG22 1 0 65TIN COATING J164 85801065GY WIRE COPPER AWG22 1 ...

Page 32: ... AWG22 1 0 65TIN COATING J258 85801065GY WIRE COPPER AWG22 1 0 65TIN COATING J259 85801065GY WIRE COPPER AWG22 1 0 65TIN COATING J260 85801065GY WIRE COPPER AWG22 1 0 65TIN COATING J261 85801065GY WIRE COPPER AWG22 1 0 65TIN COATING J262 85801065GY WIRE COPPER AWG22 1 0 65TIN COATING J263 85801065GY WIRE COPPER AWG22 1 0 65TIN COATING J264 85801065GY WIRE COPPER AWG22 1 0 65TIN COATING J265 858010...

Page 33: ... 1K OHM J R611 RD AZ223J R CARBON FILM 1 6 22K OHM J R701 RD AZ472J R CARBON FILM 1 6 4 7K OHM J R709 RD AZ472J R CARBON FILM 1 6 4 7K OHM J R710 RD AZ472J R CARBON FILM 1 6 4 7K OHM J R711 RD AZ105J R CARBON FILM 1 6 1M OHM J R714 RD AZ472J R CARBON FILM 1 6 4 7K OHM J R715 RD AZ103J R CARBON FILM 1 6 10K OHM J R716 RD AZ102J R CARBON FILM 1 6 1K OHM J R717 RD AZ223J R CARBON FILM 1 6 22K OHM J R...

Page 34: ...FILM 1 6 15K OHM J RY05 RD AZ822J R CARBON FILM 1 6 8 2K OHM J RY07 RD AZ331J R CARBON FILM 1 6 330 OHM J RY15 RD AZ102J R CARBON FILM 1 6 1K OHM J RY16 RD AZ102J R CARBON FILM 1 6 1K OHM J RY17 RD AZ221J R CARBON FILM 1 6 220 OHM J RY19 RD AZ750J R CARBON FILM 1 6 75 OHM J RY20 RD AZ750J R CARBON FILM 1 6 75 OHM J RY21 RD AZ820J R CARBON FILM 1 6 82 OHM J RY23 RD AZ392J R CARBON FILM 1 6 3 9K OHM...

Page 35: ...MF 13X25 TP C904 CBXB3D102K C CERA SEMI 2KV BL N 1000PF K T ZZ200 PTPWJBA668 PCB POWER M 10 AS DVT 14H3LA 10 2TM18006BE TAPE MASKING 6 2X500 E001 4856310300 EYE LET BSRT0 2 R1 6 E002 4856310300 EYE LET BSRT0 2 R1 6 E003 4856310300 EYE LET BSRT0 2 R1 6 E004 4856310300 EYE LET BSR T0 2 R1 6 E005 4856310300 EYE LET BSR T0 2 R1 6 E006 4856310300 EYE LET BSR T0 2 R1 6 E007 4856310300 EYE LET BSR T0 2 R...

Page 36: ... KTC3207 TP Q821 TKTC3198Y TR KTC3198Y Q822 TKTC3198Y TR KTC3198Y Q823 TKTC3198Y TR KTC3198Y Q824 TKTC3198Y TR KTC3198Y Q825 TKTC3198Y TR KTC3198Y Q827 TKSA1013Y TR KSA1013Y TP Q828 TKTA1266Y TR KTA1266Y TP Q829 TKTC3198Y TR KTC3198Y Q834 TKTC3203Y TR KTC3203 Y Q835 TKTA1266Y TR KTA1266Y TP Q836 TKTC3198Y TR KTC3198Y R318 RN02B331JS R METAL FILM 2W 330 OHM J SMALL R416 RN02B102JS R METAL FILM 2W 1...

Page 37: ...564J R CARBON FILM 1 4 560K OHM J R319 RD 2Z159J R CARBON FILM 1 2 1 5 OHM J R320 RD 4Z473J R CARBON FILM 1 4 47K OHM J R321 RD 4Z159J R CARBON FILM 1 4 1 5 OHM J R405 RD AZ152J R CARBON FILM 1 6 1 5K OHM J R412 RD 4Z272J R CARBON FILM 1 4 2 7K OHM J R413 RD 4Z399J R CARBON FILM 1 4 3 9 OHM J R419 RD 4Z273J R CARBON FILM 1 4 27K OHM J R421 RD 2Z224J R CARBON FILM 1 2 220K OHM J R422 RD 4Z102J R CA...

Page 38: ...L FILM 1 4 1 20K OHM F RN 4Z1201F 1 4 1 50K OHM F RN 4Z1501F 1 4 2 0K OHM F RN 4Z2001F R801 POSISTOR ECPCC140M290 DEC140M290 2322 662 96709 DPC7R0M290 P401 CONN WAFER YFW500 05 4859240020 YFW500 06 4859240120 R907 R FUSIBLE 1W 0 18K TAPPING RF01Y188K R M OXIDE 1W 3 0HM J RS01Z309J 2W 3 6 OHM J SMALL RS02Z369JS V901 CRT A34AGT14X 4859609841 ML 53987A1 A48JLL90X02 P50 4859604160 ODY M2002 A51EAL55X1...

Page 39: ...JCA MAIN PCB R611 R CARBON FILM 1 6 22K OHM J RD AZ223J MAIN PCB 1 6 18K OHM J RD AZ183J MAIN PCB 00020 ANT LOOP PH RM 006A 4852A01220 ONLY USED U K ANT ROD RH RM 008A 4850A03310 R835 R CARBON FILM 1 6 36K OHM J RD AZ363J R CARBON FILM 1 6 75K OHM J RD AZ753J R827 R CARBON FILM 1 2 1K OHM J RD 2Z102J WIRE COPPER AWG22 V0 65 TIN COATING 85801065GY R801 TRANS SMPS TSM 3541A7 50M7541A7 TSM 3541A6 50M...

Page 40: ...ILTER SAW J1952M 5PJ1952M G1966M 5PG1966M K2950M 5PK2950M SF501 FILTER SAW J1952M 5PJ1952M G1966M 5PG1966M K2950M 5PK2950M SFL01 FILTER SAW L9653M 5PL9653M New Part SFL50 FILTER SAW L9653M 5PL9653M U101 TUNER TAEL G772D 4859721030 New Part DT5 BF18D 4859719930 U150 TUNER DT5 BF15P 4859719730 U150A JACK PHONO PLUG CABLE 1365 AW 4859004650 XL20 CRYSTAL QUARTZ HC 49S 4 286000M 5XJX4R286C New Part Dem...

Page 41: ...0V 1000pF HCBK102KCA CC172 50V CH 8pF HCQK809DCA CC175 50V 0 1uF HCFK104ZCA CC710 50V 4700pF HCBK472KCA CC716 0 1uF HCFK104ZCA CC717 0 022uF HCBK223KCA CC720 0 01uF HCBK103KCA CC721 0 01uF HCBK103KCA CCA64 50V 4700pF HCBK472KCA CCL01 22pF HCQK220JCA CCL02 82pF HCQK820JCA CCL03 22pF HCQK220JCA CCL08 0 01uF HCBK103KCA CCL09 0 01uF HCBK103KCA CCL11 0 1uF HCFK104ZCA CCL20 0 01uF HCBK103KCA PART NAME D...

Page 42: ...L50 50 CH 22pF HCQK220JCA CCL51 50V CH 82pF HCQK820JCA CCL52 50 CH 22pF HCQK220JCA CCL53 0 1uF HCFK104ZCA CCL56 0 1uF HCFK104ZCA CCP01 0 01uF HCBK103KCA CCP03 0 047uF HCBK473KCA CCP05 0 01uF HCBK103KCA DC154 DIODE CHIP BB639C DBB639C B ICP01 IV VPS PDC LC74793 1LC74793 QC150 TR CHIP 2SA812 T2SA812T2B QC151 2SC1623 T2SC1623T2 PART NAME DESCRIPTION S N UNITED KINDOM CONTINENTAL FRANCE AUSTRALIA EAST...

Page 43: ...CA RC154 1 10 3 9K OHM HRFT392JCA RC156 1 10 8 2K OHM HRFT822JCA RC157 1 10 3 3K OHM HRFT332JCA RC160 1 10 2 4K OHM HRFT242JCA RC161 1 10 1 8K OHM HRFT182JCA RC162 1 10 3K OHM HRFT302JCA RC162 1 10 4 7K OHM HRFT472JCA RC164 1 10 10K OHM HRFT103JCA RC165 1 10 560 OHM HRFT561JCA RC167 1 10 22K OHM HRFT223JCA RC168 1 10 100K OHM HRFT104JCA RC169 1 10 100K OHM HRFT104JCA RC174 1 10 150K OHM HRFT154JCA...

Page 44: ...2JCA RCL01 1 10 47 OHM HRFT470JCA RCL02 1 10 2 2K OHM HRFT222JCA RCL03 1 10 100 OHM HRFT101JCA RCL04 1 10 15K OHM HRFT153JCA RCL05 1 10 750 OHM HRFT751JCA RCL06 1 10 10K OHM HRFT103JCA RCL07 1 10 6 8K OHM HRFT682JCA RCL08 1 10 33K OHM HRFT333JCA RCL24 1 10 1K OHM HRFT102JCA RCL25 1 10 33K OHM HRFT333JCA RCL26 1 10 12K OHM HRFT123JCA RCL27 1 10 1K OHM HRFT102JCA RCL28 1 10 2K OHM HRFT202JCA PART NA...

Page 45: ...M HRFT333JCA RCL62 1 10 33K OHM HRFT333JCA RCP01 1 10 390 OHM HFRT391JCA RCP04 1 10 10K OHM HRFT103JCA RCP05 1 10 1 8K OHM HRFT182JCA RCP06 1 10 5 6K OHM HRFT562JCA RCP07 1 10 10K OHM HRFT103JCA C151 C ELECTRO 25V RSS 220uF CEXF1E221V C156 50V RSS 10uF CEXF1H100V C157 50V RSS 100uF CEXF1E101V C164 50V RSS 22uF CEXF1H220V C166 25V RSS 47uF CEXF1E470V C173 50V RSS 2 2uF CEXF1H229V C174 25V RSS 100uF...

Page 46: ...V RSM 1uF CEXF1H109A CL38 50V RSM 1uF CEXF1H109A CL54 50V RSS 4 7uF CEXF1H479V CL55 25V RSS 100uF CEXF1E101V CL57 50V RSS 4 7uF CEXF1H479V CP04 50V RSM 4 7uF CEXF1H479A CP07 50V RSM 1uF CEXF1H109A CP09 16V RSM 100uF CEXF1C101A CP10 50V RSS 1uF CEXF1H109V I150 IC UPC574J 1UPC574J Q705 TR KTC3198Y TKTC3198Y R157 10K OHM RV4121103P R171 10K OHM RV5426103P R180 R METAL FILM 2W 56 OHM J RN02B560JS R181...

Page 47: ...st Level AGC D152 DIODE ZENER UZ 5 1B DUZ5R1B D153 UZ 5 1B DUZ5R1B DL01 DIODE 1SS85TA D1SS85TA DL50 1SS85TA D1SS85TA DY02 1N4148 D1N4148 J020 WIRE COPPER AWG22 1 0 65 85801065GY J032 AWG22 1 0 65 85801065GY J076 AWG22 1 0 65 85801065GY J077 AWG22 1 0 65 85801065GY J082 AWG22 1 0 65 85801065GY J095 AWG22 1 0 65 85801065GY J096 AWG22 1 0 65 85801065GY J100 AWG22 1 0 65 85801065GY J104 AWG22 1 0 65 8...

Page 48: ...5 AWG22 1 0 65 85801065GY J217 AWG22 1 0 65 85801065GY J220 AWG22 1 0 65 85801065GY J221 AWG22 1 0 65 85801065GY J229 AWG22 1 0 65 85801065GY J232 AWG22 1 0 65 85801065GY J236 AWG22 1 0 65 85801065GY J258 AWG22 1 0 65 85801065GY J263 AWG22 1 0 65 85801065GY J268 AWG22 1 0 65 85801065GY J270 AWG22 1 0 65 85801065GY J273 AWG22 1 0 65 85801065GY J274 AWG22 1 0 65 85801065GY J275 AWG22 1 0 65 85801065...

Page 49: ... 6 18K OHM RD AZ183J Adjust Level AGC R155 1 6 680 OHM RD AZ681J R158 1 6 75 OHM RD AZ750J R159 1 6 82 OHM RD AZ820J R163 1 6 330 OHM RD AZ331J R166 1 6 270 OHM RD AZ271J R170 1 6 7 5K OHM RD AZ752J R172 1 6 22K OHM RD AZ223J R173 1 6 22K OHM RD AZ223J R733 1 6 4 7K OHM RD AZ472J R734 1 6 4 7K OHM RD AZ472J RA43 1 6 22K OHM RD AZ223J RL09 1 6 22K OHM RD AZ223J RL10 1 6 33K OHM RD AZ333J RL20 1 6 1...

Page 50: ...Z102J RP03 1 6 1K OHM RD AZ102J M5206 H03VVH2 F 2250 CW3222 240V 5A HOUS 2200 KKP 419C KLCE 2F 2 1ME KKP 560A KLCE 2F 2600MM PART NAME DESCRIPTION S N UNITED KINDOM CONTINENTAL FRANCE AUSTRALIA EAST EUROPE MIDDLE EAST ASIA REMARK LOC 1Tuner 2Tuner 1Tuner 2Tuner 1Tuner 2Tuner 1Tuner 2Tuner 1Tuner 2Tuner 1Tuner 2Tuner PW01 CORD POWER 4859906111 4859905110 4859901111 4859904111 ...

Page 51: ...500pF CMYH3C752J R311 R METAL FILM 1 4 1 20K OHM F RN 4Z1201F 1 4 1 50K OHM F RN 4Z1501F R312 R METAL FILM 1 4 1 20K OHM F RN 4Z1201F 1 4 1 50K OHM F RN 4Z1501F R907 R FUSIBLE 1W 0 18K TAPPING RF01Y188K R M OXIDE 1W 1 8 OHM J RS01Z189J V901 CRT A34JLL90X01 4859607140 A34AGT14X71 4859609841 A33EK01X01 4859600040N SCT1 SOCKET CRT PCS633A 4859303430 PCS629 03C 4859303530 R827 R CARBON FILM 1 2 1K OHM...

Page 52: ...562J 1 6 8 2K OHM RD AZ8222J RY02 CONN WAFER GF120 04S TS 4859292220 GF120 07S TS 4859292320 CCY55 C CHIP CERA 50V CH 30pF HCQK300JCA CCY56 50V CH 30pF HCQK300JCA CCY57 50V CH 51pF HCQK510JCA RCY51 R HIP 1 10 510 OHM HRFT511JCA RCY57 1 10 47K OHM HRFT473JCA RCY58 1 10 47K OHM HRFT473JCA QY50 TR KTC3198Y TKTC3198Y Loc PART NAME DESCRIPTION S N REMARK THE DIFFERENT PARTS LIST FOR DECK OPTION ...

Page 53: ...RTS LIST FOR REMOTE CONTROL OPTION SERVICE PARTS LIST Loc PART NAME DESCRIPTION S N REMARK 4HEAD 2HEAD W T SV V W T SV V ZZ100 TRANSMITT R 46C16 48B4446C16 With SLOW KEY ZZ100 TRANSMITT R 46C19 48B4446C19 Without SLOW KEY ...

Page 54: ...686 AHYEON DONG MAPO GU SEOUL KOREA C P O BOX 8003 SEOUL KOREA TELEX DWELEC K28177 8 CABLE DAEWOOELEC E mail djkoo web dwe co kr TEL 82 2 360 7806 FAX 82 2 360 7877 ...

Page 55: ...S M No K30MECHA Feb 1999 DAEWOO ELECTRONICS CO LTD http svc dwe co kr Service Manual VCR MECHANISM UNIT K30 MECHA DECK ...

Page 56: ...ENTS 1 MECHANISM DESCRIPTION 2 2 ASSEMBLY DIAGRAM MAJOR PARTS CHECK 5 3 DISASSEMBLY AND REPLACEMENT 12 4 MECHANICAL ADJUSTMENT 22 5 ADJUSTMENT OF TAPE TRANSPORTING SYSTEM 27 6 EXPLODED VIEW AND PARTS LIST 37 ...

Page 57: ...R 5 K30 MECHA DECK is operated by 7 MODES EJECT INITIAL REV IDLE PLAY STOP SLOW BRAKE FF REW 6 K30 MECHA DECK reduces the mode shifting time that is picture playing time by using the FULL LOADING SYSTEM that has the DRUM wrapped by the tape 7 K30 MECHA DECK is seperated from the Main PCB When assembling it is connected by B B TYPE CONNECTOR The CAPSTAN MOTOR and DRUM OUTPUT of K30 MECHA DECK and t...

Page 58: ...3 1 2 1 WIRE DIAGRAM 1 2WIREDIAGRAM ...

Page 59: ...HI FI 1 A L 2 COMMON 3 A R 4 SP L 5 COMMON 6 SP R 7 GND 8 EP R 9 COMMON 10 EP L CN D 1 CTL 2 CTL 3 AUDIO 4 AUDIO 5 ERASE 6 GND CN 2 1 EVER 5V 2 CAPSTAN F R 3 CAPSTAN FG 4 CTL REF 5 CTL 6 I LIMIT 7 CAPSTAN M T 12V 18V 8 GND 9 IC GND 10 NON CONTACT CN B 1 FE HEAD 2 GND CN A 1 GND 2 DRUM SPD CTL 3 Vcc 4 DRUM FG 5 DRUM PG 6 NON CONNECT 7 NON CONNECT Capstan M T Voltage of No 7 is 12V for normal model ...

Page 60: ... ASS Y 3 TENSION BAND ASS Y 4 REEL TABLE 5 MAIN BASE ASS Y 6 RECORD SAFETY LEVER 7 S SUB BRAKE ASS Y 8 S MAIN BRAKE ASS Y 9 IDLER PLATE TOTAL ASS Y 10 T MAIN BRAKE ASS Y 11 T SUB BRAKE ASS Y 12 RELAY LEVER 13 CAPSTAN MOTOR 14 PINCH LEVER TOTAL ASS Y 15 L C BRKT TOTAL ASS Y 16 CAM GEAR 17 A C HEAD TOTAL ASS Y 18 T SLANT POLE ASS Y 19 DRUM TOTAL ASS Y ...

Page 61: ...6 B BOTTOM VIEW 1 CAPSTAN MOTOR 2 F L RACK 3 CONNECT PLATE 4 REEL BELT 5 REEL GEAR TOTAL ASS Y 6 RECORD SAFETY LEVER 7 L LOADING ASS Y 8 R LOADING ASS Y 9 DRUM TOTAL ASS Y 10 LOADING RACK ASS Y ...

Page 62: ...7 2 1 2 PARTS LOCATION OF FRONT LOADING ASS Y A TOP VIEW B FRONT VIEW ...

Page 63: ...ing section with a cloth soaked in alcohol E Routine inspection Perform maintenance and inspection as separately described depending on the period of time in use Refer to the table of 2 2 3 2 2 2 CLEANING AND LUBRICATION A Cleaning of Tape Transporting section and Driving section a Cleaning of Tape Transporting section The following parts should be cleaned after every 500 hours of use TENSION POLE...

Page 64: ... NAME 1000 2000 3000 4000 5000 DRUM TOTAL ASS Y CAPSTAN MOTOR L C BRKT TOTAL ASS Y REEL BELT IDLER PLATE TOTAL ASS Y REEL TABLE T SUB BRAKE ASS Y TENSION BAND ASS Y S MAIN BRAKE ASS Y T MAIN BRAKE ASS Y PINCH ROLLER ASS Y AC HEAD ASS Y FE HEAD REEL GEAR TOTAL ASS Y Note Even though the unit is not used frequently cleaning lubrication and replacement of the belt should be undertaken every 2 years ...

Page 65: ...V CHECKING OF THE TAPE DAEWOO TRANSPORTING SYSTEM 3 CASSETTE TAPE KT 300NV MEASUREMENT OF KOKUSAI KT 300RV REEL TORQUE 4 VHS SPINDLE TSH V4 MEASUREMENT OF HEIGHT GAUGE REEL HEIGHT 5 TENTELO METER T2 H7 UM MEASUREMENT OF TENTELO THE BACK TENSION FAN TYPE MEASUREMENT OF THE 6 TENSION METER BELOW 3KG PRESSING FORCE FOR THE PINCH ROLLER 7 DENTAL MIRROR CHECKING OF THE TAPE TRANSPORTING SYSTEM DRIVER 1...

Page 66: ...11 2 3 2 SKETCH OF JIGS AND TOOLS ALIGNMENT TAPE CLEANING TAPE 3 0 20 10 0 10 2 0 3 0 3 0 20 10 0 10 2 0 3 0 VHS SPINDLE HEIGHT GAUGE 8 1 8 2 8 3 ...

Page 67: ...3 DISASSEMBL YANDREPLACEMENT 3 1 FRONTLOADINGASS YREMOVAL SeeFig 3 1 a Remove 2 screws fixing THE FRONT LOADING ASS Y NOTE The FRONT LOADING ASSEMBLY can be removed only in the eject position 12 ...

Page 68: ...g the F L BRACKET R and move the F L BRACKET R in the direction of arrow to separate it from the TOP PLATE and CASSETTE HOLDER ASSEMBLY b Remove the CASSETTE HOLDER ASSEMBLY Fig 3 2 c Remove one screw holding the PRISM LINK R and remove the PRISM LINK R from the F L BRACKET R Fig 3 3 ...

Page 69: ... DOOR OPENER Fig 3 4 f Remove the LOADING LEVER ASSEMBLY by pressing the connected section of the loading lever assembly in the directions of the arrows Fig 3 5 g Remove the SAFETY SPRING between the SAFETY LEVER and the CASSETTE HOLDER PLATE Fig 3 5 h Remove the RELEASE SPRING between the RELEASE LEVER and the SAFETY LEVER R Fig 3 5 ...

Page 70: ...he F L BRAKCET R Fig 3 6 3 3 DRUMASS Y EARTHBRACKETASS YREMOVAL See Fig 3 7 a Remove three screws fixing the DRUM TOTAL ASSEMBLY b Carefully lift the DRUM TOTAL ASSEMBLY from the DECK MECHANISM taking care not to damage or touch the VIDEO HEAD NOTE After assembling the DRUM TOTAL ASSEMBLY confirm that the TAPE runs smooth and refer to chapter 5 ADJUSTMENT OF THE TAPE TRANSPORTING SYSTEM When assem...

Page 71: ... remove the REEL BELT b Remove one POLY WASHER c Remove the LOADING RACK ASS Y d Remove R L LOADING ASS YS and e Remove the S and T SLANT POLES and by pulling them in the directions of the arrows CAUTION Take care not to get the GUIDE ROLLERS of the S T SLANT POLES stained with GREASE When reassembling refer to Fig 3 9 ...

Page 72: ...e TAPE TRANSPORTING SYSTEM spread the A C HEAD NUT AZIMUTH SCREW and TILT SCREW with LOCKING PAINT 3 6 L CBRACKETASS YREMOVAL See Fig 3 11 a Remove one screw from the L C BRACKET ASSEMBLY b Remove the L C BRACKET ASSEMBLY from the MAINBASE 3 7 PINCHLEVER TOT ALASS YREMOVAL See Fig 3 11 a Remove one POLY WASHER from the PINCH LEVER POST of the MAINBASE b Unhook the PINCH LEVER SPRING from the hook ...

Page 73: ...SE by pulling it in the direction of the arrow NOTE When reassembling refer to Fig 3 12 13 3 9 S TMAIN SUBBRAKEASS YREMOVAL See Fig 3 14 a Remove the S T MAIN BRAKE Assembly from the MAIN VASE b Unhook the S SUB BRAKE SPRING from the MAINBASE and remove the S SUB BRAKE LEVER ASSEMBLY from the MAIN BASE c Unhook the T SUB BRAKE SPRING from the MAINBASE and remove the T SUB BRAKE LEVER ASSEMBLY ...

Page 74: ...ating the tab of hook A remove the TENSION BAND ASSEMBLY Fig 3 16 NOTE After assembling the TENSION BAND ASSEMBLY on the MAINBASE adjust the position of TENSION POLE as shown Fig 3 17 Avoid getting GREASE OIL or foreign substance on the FELT of the BAND BRAKE Take care not to deform tab A when separating it DATUM HOLE OF MAINBASE DATUM HOLE OF TENSION LEVER ...

Page 75: ...e CAPSTAN MOTOR and separate the CAPSTAN MOTOR a Remove one POLY WASHER from the REEL GEAR POST and remove the IDLER PLATE TOTAL ASSEMBLY from the MAIN BASE b Remove the S T REEL TABLES and two POLY SLIDERS from the DECK MECHANISM CAUTION When disassembling or assembling the IDLER PLATE TOTAL ASSEMBLY take care not to bend it ...

Page 76: ...ECT PLATE from the MAINBASE by pushing it in the direction of the arrow NOTE When removing the CONNECT PLATE with the F L RACK installed take care not to damage or bend the CONNECT PLATE After assembling or disassembling the REEL GEAR TOTAL ASSEMBLY take care not to get OIL GREASE or other substances on the REEL BELT Take care not to deform or break tab B Check the assembly state the operating sta...

Page 77: ... sure that the DATUM HOLE of the CAM GEAR is aligned with the DATUM HOLE in the MAINBASE in the EJECT mode as shown in Fig 4 1 b Make sure that part A of the RELAY LEVER when assembled in the CONNECT PLATE is fully rotated to the left side of B of the MAINBASE and is touching boss C of the MAINBASE as shown in Fig 4 2 CAM GEAR F L RACK DATUM HOLE OF CAM GEAR DATUM HOLE OF MAIN BASE ...

Page 78: ...AINBASE make sure that the two triangular marks of CAM SWITCH are aligned with each other as shown in Fig 4 3 d Make sure that boss A of the PINCH LEVER TOTAL ASSEMBLY is positioned at point B of the CAM GEAR as shown in Fig 4 4 TRIANGLE MARKS MUST MEET EACH OTHER ...

Page 79: ... the notch B on the R LOADING ASSEMBLY as shown in Fig 4 5 f Make sure that the teeth of the LOADING RACK ASSEMBLY are aligned with those of the R LOADING ASSEMBLY so that the hole of the LOADING RACK ASSEMBLY aligns with the circular mark on the R LOADING ASSEMBLY as shown in Fig 4 5 ...

Page 80: ...ng result should be between 25 and 33 grams d If the measuring result is not within this specification refer to the NOTE below or repeat 4 4 TENSION POLE POSITION ADJUSMENT Fig 4 7 DATUM HOLE TAPE NOTE If the measuring result is not within the specification change the TENSION SPRING position To decrease the result choose hook A Otherwise choose hook B Confirm that all of the three probes of the TE...

Page 81: ...off the power when the MECHANISM is in the desired position a MAKE MECHANICAL MODE be PLAY MODE Refer to 4 3 MECHANICAL MODE b Confirm that the datum hole of TENSION LEVER is aligned with the datum hole of the MAIN BASE c If requirement b is not satisfied turn the BAND BRAKE ADJUST CAP clockwise or counter clockwise until the two datum hole are aligned with each other 4 4 TENSIONPOLE POSITIONADJUS...

Page 82: ... TRANSPORTING SYSTEM S T GUIDE ROLLER HEIGHT ADJUSTMENT DRUM TOTAL ASS Y A C HEAD ASS Y PINCH LEVER TOTAL ASS Y S TGUIDEPOSTFLANGE A C HEAD AS ADJUSTMENT TILT ADJUSTMENT CLEANING AUDIOAZIMUTHADJUSTMENT A C HEAD ADJUSTMENT X POSITION ADJUSTMENT PLAYBACKPHASEADJUSTMENT LINEARITY ADJUSTMENT DRUM ENTRANCE EXIT ENVELOPE FINE TUNING REVIEW A PLAY CHANGING OPERATION CHECK AUDIO AZIMUTH ADJUSTMENT AUDIO O...

Page 83: ...M has changed To prevent this it is essential to know thoroughly and observe the following INSTRUCTIONS A ADJUSTMENT OF THE S T GUIDE ROLLER a Play back a T 120 TAPE b Make sure that excessive TAPE wrinkle does not occur at each S T GUIDE ROLLER c If TAPE wrinkle is observed at the S T GUIDE ROLLER adjust them so that no wrinkle occurs ...

Page 84: ...HEAD AZIMUTH SCREW to obtain the maximum audio output signal 9 3dBm D THE HEIGHT ADJUSTMENT OF A C HEAD a Play back a T 120 TAPE b Make sure that the gap is 0 25mm between the lower end of TAPE and that of A C HEAD c When the gap is longer than 0 25mm turn the A C HEAD HEIGHT ADJUST NUT counter clockwise When the gap is shorter than 0 25mm turn it clockwise Repeat this procedure untill 0 25mm is o...

Page 85: ...n the VR CONTROL to the center point If the VR CONTROL is completly turned counter clockwise it is positioned on another tracking center f With the VR CONTROL in the center state turn the ADJUST BOSS by using FLAT TYPE SCREW DRIVER and adjust the X POSITION to obtain the maximum envelope waveform TEST POINTS S W PULSE TEST PIN PATH ADJ FIXTURE ENVELOPE TEST PIN PATH ADJ FIXTURE MEASURING EQUIPMENT...

Page 86: ...T TAPE COLOR BAR SIGNAL OR MONOSCOPE SIGNAL c Connect the channel 1 scope probe to the S W PULSE TEST PIN of the PATH ADJ FIXTURE d Connect the channel 2 scope probe 1V div to the VIDEO OUT of the MAIN CIRCUIT BOARD e Play back the ALIGNMENT TAPE f Adjust the PG volume for time interval of 6 5H 0 5H between switching pulse and V sync signal TEST POINTS S W PULSE TEST PIN PATH ADJ FIXTURE VIDEO OUT...

Page 87: ...T PIN of the PATH ADJ FIXTURE e Adjust the VR CONTROL of the PATH ADJ FIXTURE for maximum envelope signal output of the alignment tape f Adjust the S T GUIDE ROLLER until the envelope signal waveforms of the entrance and exit sides are as shown in Fig 5 7 TEST POINTS S W PULSE TEST PIN PATH ADJ FIXTURE ENVELOPE TEST PIN PATH ADJ FIXTURE MEASURING EQUIPMENT OSCILLOSCOPE ADJUSTMENT VR CONTROL PATH A...

Page 88: ... the S T GUIDE ROLLER TEST POINTS S W PULSE TEST PIN PATH ADJ FIXTURE ENVELOPE TEST PIN PATH ADJ FIXTURE MEASURING EQUIPMENT OSCILLOSCOPE ADJUSTMENT VR CONTROL PATH ADJ FIXTURE S T GUIDE ROLLER TAPE TRANSPORTING SYSTEM DRUM ENTRANCE DRUM EXIT QQQQQQQQQQQQQQQQQQQQQQQQQQQQQQ QQQQQQQQQQQQQQQQQQQQQQQQQQQQQQ QQQQQQQQQQQQQQQQQQQQQQQQQQQQQQ QQQQQQQQQQQQQQQQQQQQQQQQQQQQQQ QQQQQQQQQQQQQQQQQQQQQQQQQQQQQQ QQ...

Page 89: ...he REVIEW MODE about 15 secs change the REVIEW MODE to the PLAY BACK MODE g Change operation mode from REVIEW MODE to PLAY MODE and then make sure that the envelope waveform is restored to the maximum condition within 3 seconds h If the requirement is not satisfied make sure that the TAPE runs normal at the lower part of the T GUIDE POST Then adjust the S T GUIDE ROLLER precisely TEST POINTS S W P...

Page 90: ...d A C HEAD HEIGHT NUT to obtain the maximum audio output Fig 5 3 K A C HEAD AZIMUTH ADJUSTMENT a Connect the OSCILLOSCOPE to the AUDIO OUTPUT JACK b Play back the ALIGNMENT TAPE NTSC DN2 SP 7KHz PAL DP2 SP 6KHz c Adjust the A C HEAD AZIMUTH SCREW to obtain the audio output 9 3dBm Fig 5 3 d Repeat the process H DRUM ENTRANCE EXIT TEST POINTS AUDIO OUTPUT AUDIO OUTPUT JACK MEASURING EQUIPMENT OSCILL...

Page 91: ...r position When the VR CONTROL is completely turned counter clockwise it is set at another tracking center position f When the VR CONTROL is fully rotated clockwise or counter clockwise turn the ADJUST BOSS of the MAINBASE and adjust the X POSITION for the envelope waveform to be as shown in Fig 5 11 g Repeat the process F PLAYBACK PHASE ADJUSTMENT TEST POINTS S W PULSE TEST PIN PATH ADJ FIXTURE E...

Page 92: ...37 6 EXPLODEDVIEWANDPARTSLIST 6 1 EXPLODEDVIEWOFDECKASS Y TOPVIEW ...

Page 93: ...38 6 2 EXPLODEDVIEWOFDECKASS Y BOTTOMVIEW ...

Page 94: ...39 6 3 EXPLODEDVIEWOFF LASS Y ...

Page 95: ...40 ...

Page 96: ...48D DECK TOTAL AS DRN 9601 4 HD HI FI NON DLC HEAD CLNR PAL M1000 97PC0253D DECK TOTAL AS DRP 9620 4 HD HI FI DLC SECAM M1000 97PC0254D DECK TOTAL AS DRS 9620 4 HD HI FI DLC 6 4 2 PARTSLISTOFDRUMPRICEASS fl Y LOC STOCK NO PART NAME DESCRIPTION NTSC AD001 97PA269201 DRUM PRICE AS CYN KT210 2 HD SP EP NON DLC AD001 97PA264841 DRUM PRICE AS CYN KT213 2 HD SP EP DLC BLK AD001 97PA269301 DRUM PRICE AS ...

Page 97: ... DLC AD001 97PA265971 DRUM PRICE AS CYP KT212 2 HD SP LP MONO DLC AD001 97PA266071 DRUM PRICE AS CYP KT412 4 HD MONO DLC AD001 97PA253471 DRUM PRICE AS CYP KT612 4 HD HI FI DLC SECAM AD001 97PA266171 DRUM PRICE AS CYS KT412 4 HD MONO DLC AD001 97PA266371 DRUM PRICE AS CYS KT612 HT 4 HD HI FI DLC ...

Page 98: ...NNECY SECC T1 0 A0300 97S2701800 RACK F L PBT KP213G30 NATURAL A0400 97SA310900 S SLANT POLE AS K MECHA A0500 97SA311000 T SLANT POLE AS K MECHA A0600 97SA308500 L LOADING AS K MECHA A0700 97SA308600 R LOADING AS K MECHA A0800 97SA308400 LOADING RACK AS K MECHA A0900 97S3101800 WASHER POLY D3 1XD8XT0 5 A1000 97S8100700 MOTOR CAPSTAN F2QTB12 97S8101200 MOTOR CAPSTAN DMVCMC06ER A1100 97S3102000 SCRE...

Page 99: ...BRAKE AS K MECHA B2520 97S0400700 BAND BRAKE CAP DURACON M90 02 NATURAL A2600 97S3003500 SPG TENSIION SWPB D0 4 A2700 97SA309300 S SUB BRAKE AS K MECHA A2800 97SA309400 T SUB BRAKE AS K MECHA A2900 97SA309120 MAIN BRAKE AS K MECHA NORMAL 97SA309110 MAIN BRAKE AS K30 MECHA CHI REW A3100 97S8012900 HEAD FE HVFHF0004AK 97S8004500 HEAD FE MH 132D A3200 97S3102100 SCREW TAPTITE TT2 BIN P 2 6X10 MFZN A3...

Page 100: ...DAEWOO ELECTRONICS CO LTD 686 AHYEON DONG MAPO GU SEOUL KOREA C P O BOX 8003 SEOUL KOREA TELEX DWELEC K28177 8 CABLE DAEWOOELEC E mail G7F00E web dwe co kr TEL 82 02 360 7802 FAX 82 02 360 7877 ...

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