Manuale d’uso / di manutenzione del prodotto DVQ-13H1FC del fabbricante Daewoo
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TV / VCR Combination CHASSIS : CN-071 MODEL : DAEWOO ELECTRONICS CO., LTD DVQ-13H1FC DVQ-19H1FC DVQ-13H2FC DVQ-19H2FC Service Manual S/M No:CN071N-010 http : //svc.
1 TABLE OF CONTENTS SAFETY PRECAUTIONS ................................................................................................. 2 SPECIFICATION ..................................................................................................
2 SAFETY PRECAUTIONS CAUTION : DO NOT ATTEMPT TO MODIFY THIS PRODUCT IN ANY WAY. NEVER PERFORM CUSTOMIZED INSTALLATIONS WITHOUT MANUFAC- TURER° ØS APPROVAL. UNAUTHORIZED MODIFICATIONS WILL NOT ONLY VOID THE WARRANTY, BUT MAY LEAD TO YOUR BEING LIABLE FOR ANT RESULTING PROPERTY DAMAGE OR USER INJURY.
3 SAFETY PRECAUTIONS CAUTION : Do not attempt to modify this product in any way. Unau- thorized modifications will not only void the warranty, but may lead to your being liable for any resulting property damage or user injury.
4 SAFETY PRECAUTIONS SUBJECT : IMPLOSION 1. All direct viewed picture tubes are equipped with an integral implo- sion protection system, but care should be taken to avoid damage during installation. Avoid scratching the tube. If scratched, replace it.
5 SPECIFICATION ITEMS MODEL DVQ-13/19H1FC, DVQ-13/19H2FC REMARK TV SECTION STANDARD NTSC-M TUNING SYSTEM Frequency Synthesizer(FS) Tuning System TUNING RANGE VHF : 2 - 13(12) UHF : 14 -69(56) CATV : 1.
6 BLOCK DIAGRAM.
7 BLOCK DIAGRAM PH01.
8 IC DESCRIPTION ICS01 DW37760MCA-AA1(M37760) : IC TIMER / SYSCON / CTL PROCESSOR 99 100 98 97 96 94 95 93 92 91 89 90 88 87 86 84 85 83 82 81 KEY1 AGC IN OPTION DRUM SELECT PATH ADJUST VIDEO ENV END .
9 IC DESCRIPTION 1. SYSTEM FEATURE 1) The system for TV/VCR tuning is Frequency Synthesis type. 2) VCR SERVO Controller is interior designed. 3) Closed Caption function is interior designed. 4) Parental Control function is interior designed. 5) On Screen Display function is interior designed.
10 IC DESCRIPTION 2. PIN DESCRIPTION Pin Terminal Name Explanation Remarks 1 P11(0) KEY 1 IN Power, Ch up/down, Vol up/down 2 P7(7) AGC IN Connect this port to AGC of Tuner. Default voltage :3.75V Variable voltage : 3.25V, 3.5V, 3.75V 3 P7(6) OPTION H(5V) : Parental control M(2.
11 26 P4(7) AUDIO MUTE H Connect this port to 95 pin of ICY01. When special play, set audio mute. 27 P4(6) Not used 28 P4(5) REC LED H Light up LED(RED) when recording 29 P4(4) TIMER REC LED H Light up LED(GREEN) when ready to programming record. 30 P4(3) MONITOR ON H When CRT on, set "H".
12 60 P0(4) OSD BLANK OUT Fast blanking control signal. Switch TV image signal and Caption/OSD image signal. 61 P0(3) Not used 62 P0(2) OSD B OUT Blue output terminal of OSD image. 63 P0(1) OSD G OUT Green output terminal of OSD image. 64 P0(0) OSD R OUT Red output terminal of OSD image.
13 89 P8(1) DRUM FG IN Drum Frequency Generator signal input. Feed back Drum rotation speed. 90 DRUM PG IN Drum Pulse Generator signal input. Feed back Drum rotation phase. 91 AMP REF IN Control pulse AMP reference input terminal. 92 AMP REF OUT Control pulse AMP reference output terminal.
14 IC DESCRIPTION IC501 DCT814B(LA76814B) : IC VIDEO PROCESSOR.
15 IC DESCRIPTION ICY01 LA71550M : IC VCR Y/C & AUDIO PROCESSOR.
16 IC DESCRIPTION I801 POWER CONTROL MODULE PIN NO DESCRIPTION PIN NO DESCRIPTION 1 GATE DRIVE1 10 +12V INPUT 2 OCP 11 POWER CONTROL 3 SOURCE 12 +26 OUTPUT 4 GND1 13 GND2 5 GATE 14 +133V INPUT 6 GATE .
17 TROUBLESHOOTING GUIDE 1. NO POWER T801 B+ PWC01 L801 F801 R802 Check F801(125V 4A) C804 D801 Check D801(PBS208GU) Check R802(10W 2.2) R 8 0 3 R804 R805 R807 L802 L 803 C 8 05 Q801 Check Waveform I8.
18 TROUBLESHOOTING GUIDE 2. TV PART 2-1) NO PICTURE Check the waveform of I501 #46 NG : GO to the figure a OK : GO to the figure b Check Voltage a U102 TUNER ICS01 TIMER/SYSCON 33V 5V #65 #67 MDATA MC.
19 TROUBLESHOOTING GUIDE 2-2) NO SOUND Check the waveform of I501 #1 NG : GO to the figure c OK : GO to the figure d Check Voltage c U102 TUNER ICS01 TIMER/SYSCON 33V 5V #65 #67 MDATA MCLK Check Signa.
20 TROUBLESHOOTING GUIDE 2-3) CHANNEL DON ’ T STOP Check the input signal conditions. NG : Loss of signal or weak signal OK : GO to the figure e Check Voltage e U102 TUNER ICS01 TIMER/SYSCON 33V 5V .
21 TROUBLESHOOTING GUIDE 2-4) NO COLOR I501 DCT814B #44 Check CVS waveform CC527 #18 R504 Check the voltage RGB Vcc(9V) R OUT G OUT B OUT R505 R506 R507 Check R/G/B signal #19 #21 #20 X501 3.
22 TROUBLESHOOTING GUIDE 2-5) NO VERTICAL DEFLECTION I501 DCT814B 5V #24 X501 3.58MHz Check the crystal #38 L502 Chroma/DEF Vcc #43 Check the voltage CC508 CC507 Check the voltage (2.5V) V RAMP ALC filter #23 I301 LA7841 RC301 #5 #2 Check vertical output signal Invert RAMP IN OUTPUT VERTICAL D.
23 TROUBLESHOOTING GUIDE 2-6) NO ON-SCREEN DISPLAY I501 DCT814B XCS01 #64 32KHz Check the crystal OSD R Check data/clock signal Check the waveform ICS01 TIMER/SYSCON OSD G OSD B BLANK #63 #62 #60 #14 #15 #16 #17 #71 #72 MCLK MDATA XS02 LS01 16MHz #35 #36 #38 #39 #44 #45 Check OSD R/G/B/BLK signal #12 #11 #58 #59 H.
24 TROUBLESHOOTING GUIDE 2-7) REMOTE CONTROL DOES NOT OPERATE XCS01 #14 32KHz Check the crystal Check the voltage ICS01 TIMER/SYSCON #100 XS02 KEY 1 16MHz #35 #36 #38 #39 #37 #34 RESET Vcc(5V) #1 KEY .
25 TROUBLESHOOTING GUIDE 3. VCR PART 3-1) NO LOADING Check the loading conditions (VHS TAPE) EJECT : GO to the figure f UNLOADING : GO to the figure g XCS01 #7 32KHz Check the crystal Check the voltag.
26 TROUBLESHOOTING GUIDE 3-2) NO ROTATING Check the Rotating DRUM : GO to the figure h CAPSTAN : GO to the figure i PS01 DRUM CONNECTOR XCS01 32KHz Check the crystal D-FG Pulse Check the voltage ICS01.
27 TROUBLESHOOTING GUIDE 3-3) NO PICTURE PLAYBACK Check the waveform of ICY01 #27 NG : GO to the figure j OK : GO to the figure k ICY01 VCR Y/C LA71550M XCS01 32KHz Check the crystal Check the voltage.
28 TROUBLESHOOTING GUIDE ICY01 VCR Y/C LA71550M XCS01 32KHz Check the crystal Check the voltage ICS01 TIMER/ SYSCON #65 #67 XS02 16MHz #35 #36 #38 #39 #37 #34 RESET Vcc(5V) k #98 #99 Vcc(5V) Vcc(5V) C.
29 TROUBLESHOOTING GUIDE 3-4) NO COLOR PLAYBACK ICY01 VCR Y/C LA71550M XCS01 32KHz Check the crystal Check the voltage ICS01 TIMER/ SYSCON #65 #67 XS02 16MHz #35 #36 #38 #39 #37 #34 RESET Vcc(5V) #98 .
30 TROUBLESHOOTING GUIDE 3-5) NO SOUND PLAYBACK ICY01 VCR Y/C LA71550M XCS01 32KHz Check the crystal Check the voltage ICS01 TIMER/ SYSCON #65 #67 XS02 16MHz #35 #36 #38 #39 #37 #34 RESET Vcc(5V) #98 .
31 TROUBLESHOOTING GUIDE 3-6) NO RECORD PICTURE Check the waveform of ICY01 #40 NG : GO to the figure 2-1 (TV PART) OK : GO to the figure m ICY01 VCR Y/C LA71550M XCS01 32KHz Check the crystal Check t.
32 TROUBLESHOOTING GUIDE 3-7) NO RECORD SOUND Check the waveform of ICY01 #74 NG : GO to the figure 2-2 (TV PART) OK : GO to the figure n ICY01 VCR Y/C LA71550M XCS01 32KHz Check the crystal Check the.
33 TROUBLESHOOTING GUIDE 3-8) NO EXTERNAL VIDEO / AUDIO ICY01 VCR Y/C LA71550M XCS01 32KHz Check the crystal Check the voltage ICS01 TIMER/ SYSCON #65 #67 XS02 16MHz #35 #36 #38 #39 #37 #34 RESET Vcc(.
34 ELECTRICAL PARTS LIST r DVQ-19H1FC LOC PART CODE PART NAME DESCRITION ZZ100 48B4139A02 TRANSMITTER REMOCON R-39A02 ZZ110 PTACPWJ690 ACCESSORY AS DVQ-20H1FC 20 486A716200 BATTERY AAAM 1.5V 40 485860710 MANUAL INSTRUCTION DVQ-14/20H1FC M821 4858213800 BAG INSTRUCTION L.
35 C512 CMXB1H333J C MYLAR 50V EU 0.033MF J (TP) C518 CMXB1H473J C MYLAR 50V 0.047MF J (TP) C525 CEXF1C101A C ELECTRO 16V RSM 100MF (6.3X7) TP C604 CEXF1C101A C ELECTRO 16V RSM 100MF (6.3X7) TP C605 CEXF1E331V C ELECTRO 25V RSS 330MF (10X12.5)TP C606 CEXF1E471V C ELECTRO 25V RSS 470MF (10X16) TP C801 CL1JB3474K C LINE ACROSS AC250V 0.
36 CCS12 HCBK103KCA C CHIP CERA 50V X7R 0.01MF K 2012 CCS13 HCBK103KCA C CHIP CERA 50V X7R 0.01MF K 2012 CCS14 HCTAF109MB C CHIP TANTAL 16V 1MF M 3216 CCS16 HCBK103KCA C CHIP CERA 50V X7R 0.
37 CCY29 HCTAD100MB C CHIP TANTAL 10V 10MF M 3216 CCY30 HCTAF109MB C CHIP TANTAL 16V 1MF M 3216 CCY31 HCFK104ZCA C CHIP CERA 50V Y5V 0.1MF Z 2012 CCY32 HCBK103KCA C CHIP CERA 50V X7R 0.01MF K 2012 CCY33 HCBK103KCA C CHIP CERA 50V X7R 0.01MF K 2012 CCY34 HCBK103KCA C CHIP CERA 50V X7R 0.
38 F801B 4857415001 CLIP FUSE PFC5000-0702 I301 1LA7841--- IC VERTICAL LA7841 I301 PTB2SW7100 HEAT SINK ASS`Y 1LA7841--- + 7174300811 I301A 4857027100 HEAT SINK SPCC T1.
39 P601 485923162S CONN WAFER YW025-03 (STICK) P802A 4859242220 CONN WAFER YFW800-02 P803 4850701S06 CONNECTOR YFH800-01+YPT018+ULW=300 P804 4857417500 TERM PIN DA-IB0214(D2.
40 R833 RD-4Z472J- R CARBON FILM 1/4 4.7K OHM J R836 RN01B124JS R METAL FILM 1W 120K OHM J SMALL R889 RC-2Z565KP R CARBON COMP 1/2 5.6M OHM K R902 RN01B152JS R METAL FILM 1W 1.5K OHM J SMALL R903 RN01B152JS R METAL FILM 1W 1.5K OHM J SMALL R904 RN01B152JS R METAL FILM 1W 1.
41 RCS03 HRFT102JCA R CHIP 1/10 1K OHM J 2012 RCS06 HRFT000-CA R CHIP 1/10 0 OHM 2012 RCS07 HRFT103JCA R CHIP 1/10 10K OHM J 2012 RCS08 HRFT473JCA R CHIP 1/10 47K OHM J 2012 RCS09 HRFT393JCA R CHIP 1/.
42 RCU07 HRFT122JCA R CHIP 1/10 1.2K OHM J 2012 RCU08 HRFT122JCA R CHIP 1/10 1.2K OHM J 2012 RCU09 HRFT272JCA R CHIP 1/10 2.7K OHM J 2012 RCU10 HRFT122JCA R CHIP 1/10 1.
43 SWT08 5S50101090 SW TACT SKHV17910A T401 50D0000022 TRANS DRIVE HD-15D T402 50H0000198 FBT FSA37012M T802 50M3541T3- TRANS SMPS TSM-3541T3 TU01 5800000032 COIL OSC DE0-006 U102 4859719130 TUNER VARACTOR DT5-NF20F LOC PART CODE PART NAME DESCRITION X501 5XE3R5795C CRYSTAL QUARTZ HC-49/U 3.
44 EXPLODED VIEW 1. DVQ-19H2FC.
45 EXPLODED VIEW 2. DVQ-19H1FC.
46 EXPLODED VIEW 3. DVQ-13H2FC.
47 EXPLODED VIEW 4. DVQ-13H1FC.
DAEWOO ELECTRONICS CO., LTD 686, AHYEO N -D ONG MAP O -GU SEOUL , KO REA C.P .O. BOX 8003 SE OU L, KOREA TELEX : D WELEC K28177-8 C A BL E : “D AEW O O ELE C” E-mail : G7F00E@w eb.
Un punto importante, dopo l’acquisto del dispositivo (o anche prima di acquisto) è quello di leggere il manuale. Dobbiamo farlo per diversi motivi semplici:
Se non hai ancora comprato il Daewoo DVQ-13H1FC è un buon momento per familiarizzare con i dati di base del prodotto. Prime consultare le pagine iniziali del manuale d’uso, che si trova al di sopra. Dovresti trovare lì i dati tecnici più importanti del Daewoo DVQ-13H1FC - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso Daewoo DVQ-13H1FC imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul Daewoo DVQ-13H1FC ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il Daewoo DVQ-13H1FC, ma non hai ancora letto il manuale d’uso, dovresti farlo per le ragioni sopra descritte. Saprai quindi se hai correttamente usato le funzioni disponibili, e se hai commesso errori che possono ridurre la durata di vita del Daewoo DVQ-13H1FC.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il Daewoo DVQ-13H1FC. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo Daewoo DVQ-13H1FC insieme con le istruzioni su come risolverli. Anche se non si riesci a risolvere il problema, il manuale d’uso ti mostrerà il percorso di ulteriori procedimenti – il contatto con il centro servizio clienti o il servizio più vicino.
