Daewoo DV-K10DY-QB Service Manual
  1. Manuals
  2. Brands
  3. Daewoo Manuals
  4. VCR
  5. DV-K10DY-QB
  6. Service manual
Daewoo DV-K10DY-QB Service Manual

Daewoo DV-K10DY-QB Service Manual

Daewoo video cassette player service manual
Hide thumbs
Table of Contents

Advertisement

Quick Links

Service Manual
MODEL :
DV-K10DY-QB/E
DV-K12DY-QB/E
DV-K10DY-QB/D
DV-K12DY-QB/D
DV-K12D-QB/D
DV-K10DZ-QB/D
DV-K10P-QB
=
DV-K10W
BLUE DIAMOND II
#
NTSC PLAY BACK ON PAL TV
POWER
FF
CASSETTE IN
REW
PLAY
FF
RECORD
PLAY
STOP/EJECT
REW
INFRARED
REMOTE SENSOR
DAEWOO ELECTRONICS CO., LTD.

Advertisement

Table of Contents
loading
Need help?

Need help?

Do you have a question about the DV-K10DY-QB and is the answer not in the manual?

Questions and answers

Subscribe to Our Youtube Channel

Related Manuals for Daewoo DV-K10DY-QB

Summary of Contents for Daewoo DV-K10DY-QB

  • Page 1 Service Manual MODEL : DV-K10DY-QB/E DV-K12DY-QB/E DV-K10DY-QB/D DV-K12DY-QB/D DV-K12D-QB/D DV-K10DZ-QB/D DV-K10P-QB DV-K10W BLUE DIAMOND II NTSC PLAY BACK ON PAL TV POWER CASSETTE IN PLAY RECORD PLAY STOP/EJECT INFRARED REMOTE SENSOR DAEWOO ELECTRONICS CO., LTD.

  • Page 2: Specifications

    SPECIFICATIONS GENERAL AUDIO Power requirement AC90~260V, 50/60Hz Input -8 dBs, (CENELEC standard) Power consumption Typical 10W more than k-ohms, Temperature 5¡£ C~35¡£ C (Operating) unbalanced -20 C~60 C Output -6 dBs, (CENELEC standard), (Storage temperature) less than 1 k-ohm, unbalanced Operating position Horizontal only (100 k-ohms, load)

  • Page 3: Safety Check After Servicing

    • Safety Check after Servicing Examine the area surrounding the repaired location for damage or deterioration. Observe that screws, parts and wires have been returned to original positions. Afterwards, perform the following tests and confirm the specified values in order to verify compliance with safety standards.

  • Page 4: Table Of Contents

    TABLE OF CONTENTS SECTION 1. CONTROLS AND FUNCTIONS ......................2 SECTION 2. ELECTRICAL ADJUSTMENTS 2-1. SERVO CIRCUIT ADJUSTMENT METHOD ........................3 2-2. AUDIO CIRCUIT ADJUSTMENT METHOD........................4 SECTION 3. TROUBLE SHOOTING FLOW CHART 3-1. POWER CIRCUIT................................5 3-2. SERVO-SYSCON CIRCUIT...............................7 3-3. AUDIO CIRCUIT................................13 3-4. VIDIO CIRCUIT ................................15 SECTION 4.

  • Page 5: Section 1. Controls And Functions

    CONTROLS AND FUNCTIONS SECTION 1. FRONT DV-K10W DV-K10W BLUE DIAMOND II NTSC PLAY BACK ON PAL TV POWER CASSETTE IN PLAY RECORD PLAY STOP/EJECT INFRARED REMOTE SENSOR DV-K12W DV-K12W BLUE DIAMOND II NTSC PLAY BACK ON PAL TV POWER STOP/EJECT PLAY CST IN REAR...

  • Page 6: Servo Circuit Adjustment Method

    ELECTRICAL ADJUSTMENT SECTION 2. 2-1. SERVO CIRCUIT ADJUSTMENT METHOD 1. VIDEO HEAD SWITCHING POSITION Adjustment Parts Checking Point Measuring Equipment Mode Test Tape R307 DP-2 R592 Oscilloscope PLAY PT01 PIN ¤Ø • Connection Method • Adjustment Procedure Modulator R307 PT01 PIN3 DECK R592 CH-1...

  • Page 7: Audio Circuit Adjustment Method

    2-2. AUDIO CIRCUIT ADJUSTMENT METHOD 1. AUDIO RECORD BIAS Adjustment Parts Checking Point Measuring Equipment Test Tape Input Signal A/C Head PCB R292 Audio level meter None signal • Connection Method R292 Audio LEVEL METER DECK ASSY – A/CHEAD A/C HEAD R101 •...

  • Page 8: Section 3. Trouble Shooting Flow Chart

    TROUBLE SHOOTING FLOW CHART SECTION 3. 3-1. POWER CIRCUIT • When change the parts which are out of order, first, remove the power plug from the socket and then discharge the voltage across between both terminals of C807. (Use an external scores of KΩ resistance) •...
  • Page 9 B. POWER MODULE (M801) CHECK No Voltage output Is voltage supplied Check F801, L801, Via CN11? L802, D802 The voltage of #1 of Check the secondary IC11 is 5.7V and stable circuit The voltage of #1 of IC11 Check the pattern fluctuate and T11, L12, IC11 in 4.8V~5.7V...

  • Page 10: Servo-Syscon Circuit

    3-2. SERVO SYSCON CIRCUIT Playback picture is not good. Noise appears Adjust although adjusting tracking tracking. Noise shakes up Noise appears Check and and down on the although change re-adjust the screen. cassette tape. Path of Deck. CTL HEAD height is Adjust the HEAD Is CTL pulse out normal and there is...
  • Page 11 Playback picture is not good. Noise appears Check flow A on the screen on the whole. Are SW pulse and Is SW pulse supplied Check D.PG input HA SW applied to from pin of IC601? and connector. HeadAmp circuit? Is Enve.wavefrom Check pattern supplied to at pin of PT01...
  • Page 12 Drum M/T loading stops. Check D606 of Is Motor 12V supplied? power circuit. Is pin D.FG of Check C508, R510 IC601 supplied. Is pin D.PWM (pin ) Check IC601 of IC601 supplied? Check connector and Motor. Capstan M/T loading stops. Is Motor 12V supplied? Check power circuit.
  • Page 13 Drum M/T and Capstan M/T rotate at regular speed. (In REC mode) Is C. Sync applied to Check C. Sync of pin of IC601? VIDEO IC and Pattern Check Motor. Emergency mode when plugging (Power cord) Is EVER 5V supplied? Check power circuit.
  • Page 14 Cassette is not inserted. Check D602 of power Is Motor 12V supplied? circuit CAM DATA is changed Check connector. Check DECK part. when CST IN? Is 5V applied to Is 5V supplied at Check PATTERN pin of IC602 when CST IN? pin of IC601? Chek IC602 Check IC601...
  • Page 15 Power compensation does not operated. When mains is Check C602 unplugged is 3.6V at pin and of IC601? signal applied to Check x601 pin and of IC601? Check reset circuit Is 5V at pin of IC601 IC603 Check IC601...

  • Page 16: Audio Circuit

    3-3. AUDIO CIRCUIT A. Troubleshooting of PB mode No sound in the playback mode. Is 9V applied to pin & Is the output at pin‘ Check power circuit. of IC201? of IC201? Is 5V applied to 1of IC201? Check SYSCON. Is pin=of IC201 0V? Is there Audio output Check circuit adjacent...
  • Page 17 B. Troubleshooting of REC mode No sound in the playback mode after recording Is the signal applied to Check circuit adjacent pin 6 of IC201? R209, R210, C207 Is 5V applied to Check SYSCON. pin = of IC201? Is there output at pin “ Check IC201.

  • Page 18: Vidio Circuit

    3-4. VIDEO CIRCUIT A.EE MODE Picture N.G Is video signal input Check Scart jack into pin of IC301? or A/V jack. Is signal output from Is 5V supplied to pin Check pin of IC301? and of IC301? power circuit Is Serial clock and data Check signal input into IC601 , pin...
  • Page 19 B.REC COLOUR NG Is the video signal from pin of IC301? Check Scart jack or A/V jack Is ON/OFF 5V supplied to pin and Check ON/OFF 5V pin of IC301 at 5volts? Is REC(H) supplied to anode of Check REC(H) DA01 at 4.2 volt? Is the down-converted colour signal Check IC302...
  • Page 20 C.REC Luminance NG Is the video signal obtained from Check Scart jack or A/V jack of IC301? and pattern Is ON/OFF 5V supplied to pin Check ON/OFF 5V and pin of IC301 at 5volts? Is REC(H) supplied to anode of Check SSB Data and REC(H) DA01 at 4.2volt? Is the video signal from pin...
  • Page 21 D. PB luminance NG Is PB-FM signal from HEADAMP Check HEADAMP circuit fed to pin of ICA01? Is ON/OFF 5V supplied to pin and Check ON/OFF 5V pin of IC301 at 5volts? Is EE(L) supplied to anode of Check EE(L) DA01 at 5volt? Is Y-FM signal from pin Check SSB Data...
  • Page 22 E. PB Colour NG Is the PAL colour signal from pin ICA01 fed to pin of IC301 through Check HEADAMP circuit AMP circuit? Is ON/OFF 5V supplied to pin Check ON/OFF 5V of IC301 at 5volts? Is QV SYNC supplied to anode of Check QV SYNC D301 at 0 volts? Is the PAL colour signal from pin...
  • Page 23 F. REC HEADAMP NG Is the miexd modulating luminance Check REC Y EQ and signal and down converted color signal RA04 and pattern obtained from pin of ICA301? Is ON/OFF 5V supplied to pin Check ON/OFF 5V ICA01 at 5volts? Is REC (H) supplied to pin Check REC (H) of ICA01 at 3.8volts?

  • Page 24: Waveforms On Video Circuit

    WAVEFORMS ON VIDEO CIRCUIT SECTION 4. 4-1. WAVEFORMS OF THE LUMINANCE AND COLOR IN THE RECORD MODE (Color bar input) ¤ VIDEO INPUT SIGNAL ¤Ł VIDEO OUTPUT SIGNAL ¤ØCOLOR BURST SIGNAL (50mV/10ms) (50mV/10ms) (50mV/10ms) Pin R of IC301 Pin u of IC301 (0.5Vp-p) Pin Y of IC301 (0.5Vp-p) (PAL Color bar input: 1.0Vp-p) ¤...

  • Page 25: Section 4. Waveforms On Video, Main Circuit

    4-2. WAVEFORMS OF THE PAL LUMINANCE AND COLOR IN THE PB MODE (DP-1 test tape) ¤ UP: Pin u of IC301 ¤Ł Pin u of IC301 (0.4Vp-p) ¤ØPin Y of IC301 (0.4Vp-p) DOWN: Pin S of IC301 ¤ Pin + IC301 (290mVp-p) ¤Œ...
  • Page 26 4-3. WAVEFORMS OF THE SERVO/SYSCON CIRCUIT £ 1V/10ms £ 1V/10ms £ 1V/200ms £ 1V/500ms £ 1V/5ms £ 1V/500ms £ 1V/200ms £ 1V/5ms...

  • Page 27: Section 5. Μ-Com Port

    µ-COM PORT SECTION 5. Port Port Name Port Function Initial V. CLK VIDEO SERIAL CLOCK V. DATA VIDEO SERIAL DATA SP (L), EP (M), LP (H) Amute_H AUDIO MUTE OUTPUT PWR ON (L) POWER ON (L) OUTPUT HiFi_dat HIFI IC CONTROL I C BUS DATA S_REEL.P SUPPLY REEL PULSE INPUT...
  • Page 28 Port Port Name Port Function Initial Auto Repeat LED Auto Repeat LED OUTPUT Record LED Record LED OUTPUT No-col-kil (H) TV/VCR LED OUTPUT EE (L) EE MODE OUTPUT NOT USED HIFI_CLK HIFI IC CONTROL I C BUS CLOCK TV (H)/VCR (L) INPUT SELECTION OUTPUT REC CTL RECORD CONTROL SIGNAL OUTPUT...

  • Page 29: Section 6. Circuit Diagram

    CIRCUIT DIAGRAM SECTION 6. 6-1. CONNECTION DIAGRAM (DV-K10D/12D)

  • Page 30: Power Circuit Diagram

    6-2. POWER CIRCUIT DIAGRAM (DV-K10D/12D)

  • Page 31: Scart/Main Circuit Diagram

    6-3. SCART/MAIN CIRCUIT DIAGRAM (DV-K10D/12D)

  • Page 32: Video & Head-Amp

    6-4. VIDEO & HEAD-AMP (DV-K10D/12D)

  • Page 33: Audio Circuit Diagram

    6-5. AUDIO CIRCUIT DIAGRAM (DV-K10D/12D)

  • Page 34: Section 7. Components Location Guide On Pcb Bottom View

    COMPOMENTS LOCATION GUIDE ON PCB BOTTOM VIEW SECTION 7. MAIN PCB...

  • Page 35: Section 8. Section Exploded Views And Parts List

    SECTION EXPLODED VIEWS AND PARTS LIST SECTION 8. 8-1. PACKING ASSEMBLY (DV-K10D) Part No. Part Name Q'ty Description Remark 97P4923700 PAD LEFT/RIGHT 97P4803100 POLYBAG FOR SET P.E FOAM 97P5027840 BOX CARTON EX300*SCP150*EX300 97P1900600 HANDLE BOX 97P2503200 SUPPORT HANDLE 97P9560000 MANUAL OWNERS ART PAPER 97P0424100 COVER ACCESSORY...

  • Page 36: Apcking Assembly (Dv-K12D)

    8-2. PACKING ASSEMBLY (DV-K12D) Part No. Part Name Q'ty Description Remark 97P4922000 PAD LEFT/RIGHT 97P4803100 POLYBAG FOR SET P.E FOAM 97P5027840 BOX CARTON EX300*SCP150*EX300 97P1900600 HANDLE BOX 97P2503200 SUPPORT HANDLE 97P9560000 MANUAL OWNERS ART PAPER 97P0424100 COVER ACCESSORY LD-PE T0.1 97P1R2BU02 REMOCON HANDSET AS VR-F2BU...

  • Page 37: Chassis Assembly (Dv-K10D)

    8-3. CHASSIS ASSEMBLY (DV-K10D) Part No. Part Name Q'ty Description Remark 97P0466500 COVER TOP SECC T0.5+PT 7173401211 SCREW TAPPTITE TT2 BIN 1x12 MFZN DECK AS FIX 97PB0962D- DECK TOTAL AS 97PD178700 PCB MAIN AS 97P2339800 HOLDER LED 7174301011 SCREW TAPPTITE TT2 RND 3X10 MFZN PANEL FIX 97P2444600...

  • Page 38: Chassis Assembly (Dv-K12D)

    8-4. CHASSIS ASSEMBLY (DV-K12D) Part No. Part Name Q'ty Description Remark 97P0466500 COVER TOP SECC T0.5+PT 7173401211 SCREW TAPPTITE TT2 BIN 1x12 MFZN DECK AS FIX 97PB0962D- DECK TOTAL AS 97PD178700 PCB MAIN AS 97P2339800 HOLDER LED 7174301011 SCREW TAPPTITE TT2 RND 3X10 MFZN PANEL FIX 97P2444600...

  • Page 39: Section 9. Electrical Parts List

    ELECTRICAL PARTS LIST SECTION 9. 9-1. STANDARD PART NUMBER CODING 9-1-1. RESISTOR CODING 1. Fixed Resistor Coding Tolerance Type of Resistor Type of Resistor Distance Value Example Symbol Tolerance Composition Resistor Code Wattage Code Distance Carbon Resistor 478 ....0.47Ω ±1% –A 1/6W 2.5 mm...
  • Page 40 9-1-2. CAPACITOR CODING 1. Normal Tolerance Value Distance Type Voltage (Same as Fixed (Same as Fixed (Same As Resistor) Code Type Code Voltage Resistor) Fixed Resistor) Aluminum 6.3V Barrier Layer Shape Ceramic Electrolytic Characteristic Line Across Mylar Styrol Metalized Polyester Mica 100V Tantal...
  • Page 41 9-2. PCB MAIN AS LOC. PART CODE PART NAME PART-DESC LOC. PART CODE PART NAME PART-DESC C201 CMXM2A473J C MYLAR 100V 0.047MF J (TP) C322 CEXF0J471V C ELECTRO 6.3V RSS 470MF 8X11.5 C202 CCXB2H221K C CERA 500V B 220PF K (TAPPING) C323 CEXF1C470A C ELECTRO...
  • Page 42 LOC. PART CODE PART NAME PART-DESC LOC. PART CODE PART NAME PART-DESC C365 CEXF1A470A C ELECTRO 10V RSM 47MF 5X7 C632 CBZP1C103M C CERA SEMI 16V Y5S 0.01MF M (AXIAL) C501 CEXF1A470A C ELECTRO 10V RSM 47MF 5X7 C633 CCZB1H102K C CERA 50V B 1000PF K (AXIAL) C502...
  • Page 43 LOC. PART CODE PART NAME PART-DESC LOC. PART CODE PART NAME PART-DESC D502 DZN4148--- DIODE 1N4148 AUTO 52MM L305 5CPX101J-- COIL PEAKING PL 100UH J (TAPPING) D503 DZN4148--- DIODE 1N4148 AUTO 52MM L306 5CPX820J-- COIL PEAKING 82UH J (RADIAL) D601 DZN4148--- DIODE 1N4148 AUTO 52MM...
  • Page 44 LOC. PART CODE PART NAME PART-DESC LOC. PART CODE PART NAME PART-DESC R311 RD-AZ154J- R CARBON FILM 1/6 150K OHM J Q803 TZTC3205Y- KTC3205Y (2236Y) R312 RD-AZ154J- R CARBON FILM 1/6 150K OHM J QA01 TZTA1266Y- KTA1266Y- (AUTO)(1015Y) R313 RD-AZ152J- R CARBON FILM 1/6 1.5K OHM J QA02...
  • Page 45 LOC. PART CODE PART NAME PART-DESC LOC. PART CODE PART NAME PART-DESC R605 RD-AZ153J- R CARBON FILM 1/6 15K OHM J R647 RD-AZ301J- R CARBON FILM 1/6 300 OHM J R606 RD-AZ103J- R CARBON FILM 1/6 10K OHM J R648 RD-AZ161J- R CARBON FILM 1/6 160 OHM J...

  • Page 46: Section 10. Option Table

    LOC. PART CODE PART NAME PART-DESC LOC. PART CODE PART NAME PART-DESC RA13 RD-AZ222J- R CARBON FILM 1/6 2.2K OHM J S601A 97P2338200 HOLDER TR RA14 RD-AZ561J- R CARBON FILM 1/6 560 OHM J S602 TST5811--- TR PHOTO ST-5811 RA15 RD-AZ471J- R CARBON FILM 1/6 470 OHM J...
  • Page 47 5. PCB SCART AS (DV-K10,12DY-QB/E SERIES) LOC. PART CODE PART NAME PART-DESC LOC. PART CODE PART NAME PART-DESC C101 CCXB1H471K C CERA PART-DESC JC101 97P6310500 SOCKET RGB MA 1051L (5R1) C102 CCXB1H471K C CERA 50V B 470PF K (TAPPING) PJ101 97P8810714 CONN AS (Y10714) 7H-7S 140MM...

This manual is also suitable for:

Dv-k12dy-qbDv-k12dy-eDv-k10dy-eDv-k10dy-dDv-k12dy-dDv-k12d-qb ... Show all

Table of Contents