Daewoo DV-F562 Series Service Manual
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Daewoo DV-F562 Series Service Manual

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Service Manual
MODEL : DV-F562/F362 Series
DV-F542/F342 Series
DV-F442/F242 Series
DV-F462/F262 Series
DV-F482/F282 Series
DV-F402/F202 Series
DAEWOO ELECTRONICS CO., LTD.
APR. NO : S003GBA
PRINTED DATE NOV. 1996

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Summary of Contents for Daewoo DV-F562 Series

  • Page 1 Service Manual MODEL : DV-F562/F362 Series DV-F542/F342 Series DV-F442/F242 Series DV-F462/F262 Series DV-F482/F282 Series DV-F402/F202 Series DAEWOO ELECTRONICS CO., LTD. APR. NO : S003GBA PRINTED DATE NOV. 1996...

  • Page 2: Specifications

    • Safety Check after Servicing SPECIFICATIONS 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 Output: Audio line out Impedance: less than 1Kohm to verify compliance with safety standards.

  • Page 3: Table Of Contents

    TABLE OF CONTENTS CONTROLS AND FUNCTIONS SECTION 1. SECTION 1. CONTROLS AND FUNCTIONS FRONT ......................2 DV-F542/F342 Series SECTION 2. ELECTRICAL ADJUSTMENTS 2-1. SERVO CIRCUIT ADJUSTMENT METHOD ........................5 2-2. VIDEO CIRCUIT ADJUSTMENT METHOD........................6 2-3. AUDIO CIRCUIT ADJUSTMENT METHOD........................12 2-4. IF MODULE CIRCUIT ADJUSTMENT METHOD ......................13 SECTION 3.
  • Page 4 FRONT REAR DV-F482/F282 Series EUROPEAN MODEL (NORMAL) RF OUT STOP PLAY POWER EJECT EURO-AV CH.H CH.L ANT. IN TEST EUROPEAN MODEL (Canal+) DV-F402/F202 Series RF OUT EURO A/V CH.H CH.L ANT. IN TEST CANAL STOP PLAY REC/OTR CH./TRK. POWER EJECT EASTERN EUROPEAN MODEL RF OUT EURO-AV...

  • Page 5: Servo Circuit Adjustment Method

    ELECTRICAL ADJUSTMENT SECTION 2. 2-1. SERVO CIRCUIT ADJUSTMENT METHOD 2-2. VIDEO CIRCUIT ADJUSTMENT MENT METHOD 1. PLAYBACK PHASE 1. EE LEVEL Adj. Location Checking Point Measuring Equipment Mode Test Tape Adj. Location Checking Point Measuring Equipment Mode Test Tape TJ396 TJ313 Color Bar With 100% R591...
  • Page 6 2. SYNC TIP FREQUENCY 3. PLAYBACK OUTPUT LEVEL Adj. Location Checking Point Measuring Equipment Test Tape Input Signal Adjustment Parts Checking Point Measuring Equipment Test Tape Input Signal R391 TJ391 Frequency Counter – – R396 TJ396, TJ313 Oscilloscope DP-1 – –...
  • Page 7 4. LUMINANCE RECORD CURRENT 5. FM DEVIATION Adjustment Parts Checking Point Measuring Equipment Test Tape Input Signal Adjustment Parts Checking Point Measuring Equipment Test Tape Input Signal R399 TJ399, TJ313 Signal Gen, Oscilloscope Blank Tape Color Bar R392 TJ396 Signal Gen, Oscilloscope Blank Tape Color Bar •...

  • Page 8: Audio Circuit Adjustment Method

    2-3. AUDIO CIRCUIT ADJUSTMENT METHOD 6. NTSC COLOR PHASE ADJUSTMENT METHOD 1. AUDIO RECORD BIAS Adjustment Parts Checking Point Measuring Equipment Test Tape Input Signal DN-1 Adjustment Parts Checking Point Measuring Equipment Test Tape Input Signal CN15 Video Out PAL Vector Scope –...

  • Page 9: If Module Circuit Adjustment Method

    2-4. IF MODULE CIRCUIT ADJUSTMENT METHOD 2. TANK RESONANT 1. 32.4 MHZ TRAP (PAL, SECAM-B/G SYSTEM ONLY) Adj. Location Checking Point Measuring Equipment Input signal H101 Signal gen Refer to Adj. Location Checking Point Measuring Equipment Input signal L109 Oscilloscope Power supply table on page13.
  • Page 10 3. AFT COIL 4. RF AGC Adj. Location Checking Point Measuring Equipment Input signal Adj. Location Checking Point Measuring Equipment Input signal Signal gen Refer to H101 Signal gen Refer to L110 “A” Point Oscilloscope R191 Oscilloscope Power supply table on page13. Power supply table on page13.

  • Page 11: Section 3. Trouble Shooting Flow Chart

    TROUBLE SHOOTING FLOW CHART SECTION 3. 3-1. POWER CIRCUIT B. CHECKING THE SECONDARY CIRCUIT. (Before secondary circuit open). • When changing 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.

  • Page 12: Logic Circuit

    3-2. LOGIC CIRCUIT Digitron does not operate. Digitron is lit but keys do not operate. Is+5V supplied to Is+6V supplied Check M801 pin of IC701? from D713 cathod Is each key pulse Check key matrix applied to pin , circuit. and of IC701? Is-24 V supplied to Check M801...

  • Page 13: Servo-Syscon Circuit

    3-3. SERVO SYSCON CIRCUIT Playback picture Playback picture is not good. is not good. Noise appears Check flow A on the screen on the whole. Noise appears although adjusting tracking. Check D.PG input Are SW pulse and Is SW pulse obtained and connector HA SW applied to from pin of IC601?
  • Page 14 Drum M/T loading stops. Drum M/T and Capstan M/T rotate at regular speed. (In REC mode) Is Drum Motor 12V at Check Q851 of pin of P601 supplied? power circuit. Is C. Sync applied to Check C. Sync of pin of IC601? VIDEO IC and Pattern Is pin D.FG of...

  • Page 15: Audio Circuirt

    3-4. AUDIO CIRCUIT Cassette is not inserted. No sound in the playback mode. Check Q851 of power Is drum Motor 12V supplied? circuit Is the output at pin Is 9V applied to pin Check Q204 and of IC201? of IC201? power circuit.

  • Page 16: Video Circuit

    3-5. VIDEO CIRCUIT A.EE MODE PIcture N.G No sound in the playback Is video signal input Check PIF circuit mode after in the record mode. into pin and of IC151? and A/V jack. Is the signal applied to Check circuit adjacent Is E12V supplied to Check ever 12V pin of IC201?
  • Page 17 C. PB VIDEO SIGNAL N.G B . OSD Character N.G Is envelope output Is on/off 5V supplied to Check power ICA 01 pin? ICA 01 , pin? circuit Is 5V supplied to ICS01 and pins? Check ON/OFF +5V Is sw pulse input to Check IC601 Check oscillation of ICS01 and pins.
  • Page 18 D. REC SIGNAL N.G Check EE mode Is luminance and color Is signal input to signal output Check A/V SW CIRCUIT IC301 pin? from IC301 , pin? Is rec signal input Check Q308, Q310 to ICA01 pin? Is rec signal input Is +5V supplied to Check power circuit to ICA01 , , pin?

  • Page 20: Section 5. Circuit Diagram

    CIRCUIT DIAGRAM SECTION 5. 5-1. CONNECTION DIAGRAM CIRCUIT...

  • Page 21: Power Circuit (230V Only)

    5-2. POWER CIRCUIT (230V ONLY)

  • Page 22: Power Circuit (Wide Range)

    5-3. POWER CIRCUIT (WIDE RANGE)
  • Page 23 SERVO-LOGIC CIRCUIT WAVEFORM CAPSTAN FG CTL AMP OUT DRUM FG (1V/5ms) (200mV/1ms) (1V/5ms) FM mecha CAM DATA CAM A CAM B CAM C CAM D Mode Egect High-REW STAND IDLE SLOW DRUM PG (1V/5ms) STOP/PLAY FF/REW FLOAT...

  • Page 24: Servo-Logic Circuit

    5-4. SERVO-LOGIC CIRCUIT...

  • Page 25: Logic Circuit (F542/F342 Series)

    5-5. LOGIC CIRCUIT (WITH SHUTTLE STATION : F542/F342 SERIES)

  • Page 26: Logic Circuit (F442/F242, F462/F262, F402(1)/F202(1) Series)

    5-6. LOGIC CIRCUIT (F442/F242, F462/F262, F402(1)/F202(1) SERIES)

  • Page 27: Logic Circuit (F562/F362 Series)

    5-7. LOGIC CIRCUIT (F562/F362 SERIES)

  • Page 28: Logic Circuit (F402(2)/F202(2) Series)

    5-8. LOGIC CIRCUIT (F402(2)/F202(2) SERIES)

  • Page 31: Pif Circuit

    5-11. PIF CIRCUIT...
  • Page 33 VIDEO INPUT SIGNAL VIDEO OUTPUT SIGNAL COLOR BURST SIGNAL (0.2V/10ms) (0.5V/10ms) (50mV/10ms) AFTER CCD Y TJ399 REC Y+C SIGNAL CLAMP INPUT SIGNAL (0.1V/10ms) (0.1V/10ms) (0.1/10ms) BGP OUTPUT TERMINAL TJ313 C.SYNC PB. FSC (1V/10ms) (1V/10ms) (0.2V/0.1µs) PLAYBACK COLOR TEST ENVE TJ391 MODULATION FM (0.1V/10µs) PLAYBACK (SP MODE) SIGNAL (20mV/50ms)

  • Page 34: Video Circuit

    5-13. VIDEO CIRCUIT...

  • Page 36: Color Converter

    5-15. COLOR CONVERTER...

  • Page 37: Linear Audio Circuit

    5-16. LINEAR AUDIO CIRCUIT 5-17. IF MODULE CIRCUIT...

  • Page 39: Vps/Pdc Circuit (Auto-Set)

    5-19. VPS/PDC CIRCUIT (AUTO-SET)

  • Page 40: Remocon Circuit (Vr-F3Bc)

    5-20. REMOCON CIRCUIT (VR-F3BC) 5-21. REMOCON CIRCUIT (VR-F2BC)

  • Page 41: Remocon Circuit (Vr-F2Bt)

    5-22. REMOCON CIRCUIT (VR-F2BT)

  • Page 42: Section 6. Voltage Chart

    VOLTAGE CHART SECTION 6. Voltage Charts 1. IC151 (MC14053B) MODE MODE REMARK REMARK PIN N PIN N Conditions : Line input and PB mode 2. ICS01 (168K88E6ML) MODE MODE REMARK REMARK PIN N PIN N Conditions : No signal...
  • Page 43 3. IC701 (M34240M2-XXXSP) MODE MODE PIN NO PIN NO -7.8 -17.2 -14.1 -17.1...
  • Page 44 4. IC201 (BA7790LS) MODE MODE PIN NO PIN NO 5. IC302 (MSM7403RS) MODE MODE PIN NO PIN NO...
  • Page 45 6. IC301 (LA7390) MODE MODE PIN NO PIN NO 2.12...
  • Page 46 7. ICA01 (LA7374) MODE MODE PIN NO PIN NO...
  • Page 47 8. IC481 (LA7311) MODE MODE PIN NO PIN NO – – 9. IC601 NAME ASSIGNMENT ACTIVE NAME ASSIGNMENT ACTIVE CTL/TEST CONTROL PULSE TEST PORT PULSE TRICK/H TRICK/HIGH HIGH VS/SHARP E.E. : VS TUNING, PULSE REC (L) REC : LOW PLAYBACK : SHARPNESS SP (H) SP : HIGH HIGH...
  • Page 48 NAME ASSIGNMENT ACTIVE NAME ASSIGNMENT ACTIVE Xcout 32.768KHz OSC OUT CLAMPR REFERENCE TO CTL CIRCUIT TV/LINE TV/LINE : PORT CTLAMPout REFERENCE TO CTL CIRCUIT LM/ON LOADING MOTOR ON HIGH AMPC REFERENCE TO CTL CIRCUIT LM F/R LOADING MOTOR FWD/RVS CTLAMPin REFERENCE TO CTL CIRCUIT CST/DOWN CASSETTE DOWN OUT...
  • Page 49 10. Audio/Video Part TR Port Port Emitter Colletor Base Emitter Colletor Base Tr No. Tr No. Q201 0 (0) 0 (0.3) 12.6 (0.3) Q307 2.7 (0) 4.9 (0) 3.3 (0) Q202 13.3 (13.3) 13.3 (0.3) 12.6 (13.3) Q308 1.3 (1.3) 3.6 (3.6) 1.9 (1.9) Q203...

  • Page 53: 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 54 9-1-2. CAPACITOR CODING 1. Normal Value TERMINAL GAP Type WORKING VOLTAGE (Same as Fixed (Same As (Same as Fixed Code Type Code Voltage Resistor) Fixed Resistor) Resistor) Aluminum 6.3V Barrier Layer Shape Ceramic Electrolytic Characteristic Line Across Mylar Styrol Metalized Polyester Mica 100V Tantal...
  • Page 55 9-2. ELECTRICAL PARTS LIST 9-2-1. PCB MAIN AS REF. PART CODE PART NAME PART DESCRIPTION CIRCUIT REF. PART CODE PART NAME PART DESCRIPTION CIRCUIT CS01 HCLK240JCA C CHIP CERA 50V SL 24PF J 2012 C210 CEXE1E220A C ELECTRO 25V RS 22MF 5X11 5T AUDIO CS02 HCLK330JCA...

  • Page 56: Section 10. Option Table

    REF. PART CODE PART NAME PART DESCRIPTION CIRCUIT REF. PART CODE PART NAME PART DESCRIPTION CIRCUIT C809 CCXF1H103Z C CERA 50V F 0.01MF Z (TAPPING) POWER F01A 97P2316600 HOLDER AC NYLON66 UL/CSA POWER C810 CEXF1A102F C ELECTRO 10V RX 1000MF POWER CORD C811...
  • Page 57 REF. PART CODE PART NAME PART DESCRIPTION CIRCUIT REF. PART CODE PART NAME PART DESCRIPTION CIRCUIT R192 RD-AZ363J- R CARBON FILM 1/6 36K OHM J R314 HRFT472JCA R CHIP 1/10 4.7K OHM J 2012 VIDEO R193 HRFT103JCA R CHIP 1/10 10K OHM J 2012 R315 HRFT821JCA R CHIP...
  • Page 58 REF. PART CODE PART NAME PART DESCRIPTION CIRCUIT REF. PART CODE PART NAME PART DESCRIPTION CIRCUIT R677 RD-AZ151J- R CARBON FILM 1/6 150 OHM J SERVO S603 TRPT38PB3F TR PHOTO RPT-38PB3F SERVO R678 HRFT102JCA R CHIP 1/10 1K OHM J 2012 SERVO S603A 97P2332600...
  • Page 59 9-2-4. PCB LOGIC AS (F562/F362) REF. PART CODE PART NAME PART DESCRIPTION REF. PART CODE PART NAME PART DESCRIPTION C701 CCZF1H103Z C CERA 50V F 0.01MF Z AXIAL R703 RD-AZ473J- R CARBON FILM 1/6 47K OHM J C702 CEXF1A470A C ELECTRO 10V RSM 47MF 6.3X7 R704 RD-AZ473J-...
  • Page 60 REF. PART CODE PART NAME PART DESCRIPTION REF. PART CODE PART NAME PART DESCRIPTION R157 RD-AZ104J- R CARBON FILM 1/6 100K OHM J R161 RD-AZ103J- R CARBON FILM 1/6 10K OHM J R158 RD-AZ104J- R CARBON FILM 1/6 100K OHM J R163 RD-AZ750J- R CARBON FILM...
  • Page 61 REF. PART CODE PART NAME PART DESCRIPTION REF. PART CODE PART NAME PART DESCRIPTION Q101 TZTC3197-- KTC3197 (AUTO)(388A) R118 HRFT102JCA R CHIP 1/10 1K OHM J 2012 Q102 TZTC3198Y- KTC3198Y-(1815Y) (AUTO) R119 HRFT241JCA R CHIP 1/10 240 OHM J 2012 RJ01 HRF8000-EA R CHIP...
  • Page 62 REF. PART CODE PART NAME PART DESCRIPTION REF. PART CODE PART NAME PART DESCRIPTION RJ05 HRF8000-EA R CHIP 1/8W 0 OHM 3216 RN11 HRFT102JCA R CHIP 1/10 1K OHM J 2012 RJ06 HRF8000-EA R CHIP 1/8W 0 OHM 3216 RN12 HRFT271JCA R CHIP 1/10 270 OHM J 2012...
  • Page 63 OPTION 2 (MESECAM) PART-NAME PART DESCRIPTION NONE MESECAM CIRCUIT C481 C CHIP CERA 0.01µ MAIN VIDEO C482 C ELECTRO 47µ MAIN VIDEO C483 C ELECTRO 220µ MAIN VIDEO C484 C ELECTRO 10µ MAIN VIDEO C485 C ELECTRO 4.7µ MAIN VIDEO C486 C ELECTRO 4.7µ...
  • Page 64 OPTION 6 (VPS, AUTO-SET & 2-PERI) WITH VPS & AUTO-SET FUNCTION NORMAL 1-PERI 2-PERI REMARKS 1-PERI 2-PERI VPS ONLY AUTO-SET VPS ONLY PCB A/B SW AS 97PB212900 97PB210500 97PB203600 97PB210700 97PB203800 R647 R CHIP 100 OHM 100 OHM MAIN R648 R CHIP 100 OHM 100 OHM MAIN...
  • Page 65 OPTION 11 (MODULATOR OUTPUT CHANNEL) SYSTEM PAL-I PAL-I/I OUTPUT CH MCB8-UB36B MCB8-UB36A 36CH HSM-UB36A MCB8-UB36B HSM-UB36A 35CH HSM-UB35A HSM-UB35A MCB8-UB36D MCB8-UB36D OPTION 12 (PANEL FRONT AS) PANEL FRONT AS F542/F342 Series 97PC146301 F442/F242 Series 97PC146000 F462/F262 Series 97PC181900 F482/F282 Series 97PC198702 F402/F202 Series 97PD101405...

This manual is also suitable for:

Dv-f362 seriesDv-f242 seriesDv-f462 seriesDv-f262 seriesDv-f542 seriesDv-f482 series ... Show all

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