Sylvania CD202SL8 Service Manual
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Sylvania CD202SL8 Service Manual

Sylvania CD202SL8 Service Manual

20? pure flat color tv/dvd
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SERVICE MANUAL

20" PURE FLAT
COLOR TV/DVD
CD202SL8

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Summary of Contents for Sylvania CD202SL8

  • Page 1: Service Manual

    SERVICE MANUAL 20″ PURE FLAT COLOR TV/DVD CD202SL8...

  • Page 2: Important Safety Notice

    IMPORTANT SAFETY NOTICE Proper service and repair is important to the safe, reliable operation of all Funai Equipment. The service procedures recommended by Funai and described in this service manual are effective methods of performing service operations. Some of these service special tools should be used when and as recommended.

  • Page 3: Table Of Contents

    TABLE OF CONTENTS Specifications ................1-1 Laser Beam Safety Precautions .

  • Page 4: Specifications

    SPECIFICATIONS *Test input terminal <Except Tuner>-------------Video input (1Vp-p) Audio input (-10dB) <Tuner>-----------------------Ant. input (80dBµV) Video: 87.5% Audio: 25kHz dev (1kHz Sin) < DEFLECTION > Description Condition Unit Nominal Limit Horizontal 10±5 1. Over Scan Vertical 10±5 Horizontal ±18 2. Linearity Vertical ±10 3.
  • Page 5 < TUNER > Measurement at Speaker (Audio), R1016 (Video) Description Condition Unit Nominal Limit 1. Video S/N (80dBµV, TV4ch) 2. Audio S/N (W/LPF, 15 kHz dev.) 3. Audio Output Power (at 10% distortion, 25 kHz dev.) < ATSC > Measurement at Speaker (Audio) Description Condition Unit...

  • Page 6: Laser Beam Safety Precautions

    LASER BEAM SAFETY PRECAUTIONS This DVD player uses a pickup that emits a laser beam. Do not look directly at the laser beam coming from the pickup or allow it to strike against your skin. The laser beam is emitted from the location shown in the figure. When checking the laser diode, be sure to keep your eyes at least 30 cm away from the pickup lens when the diode is turned on.

  • Page 7: Important Safety Precautions

    IMPORTANT SAFETY PRECAUTIONS Prior to shipment from the factory, our products are strictly inspected for recognized product safety and electrical codes of the countries in which they are to be sold. However, in order to maintain such compliance, it is equally important to implement the following precautions when a set is being serviced.
  • Page 8 Also, because the picture tube shields and an isolation transformer only if the AC power mounting hardware perform an X-radiation plug is inserted so that the chassis is protection function, they must be correctly in connected to the ground side of the AC power place.
  • Page 9 of the countries in which they are to be sold. However, in order to maintain such compliance, it is equally important to implement the following precautions when a set is being serviced. Precautions during Servicing A. Parts identified by the # symbol are critical for safety.
  • Page 10 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. 1.

  • Page 11: Standard Notes For Servicing

    STANDARD NOTES FOR SERVICING Circuit Board Indications Pb (Lead) Free Solder 1. The output pin of the 3 pin Regulator ICs is Pb free mark will be found on PCBs which use Pb indicated as shown. free solder. (Refer to figure.) For PCBs with Pb free mark, be sure to use Pb free solder.
  • Page 12 around the flat pack-IC to protect other parts from With Soldering Iron: damage. (Fig. S-1-2) 1. Using desoldering braid, remove the solder from 3. The flat pack-IC on the CBA is affixed with glue, so all pins of the flat pack-IC. When you use solder be careful not to break or damage the foil of each flux which is applied to all pins of the flat pack-IC, pin or the solder lands under the IC when...
  • Page 13 2. Installation With Iron Wire: 1. Using desoldering braid, remove the solder from 1. Using desoldering braid, remove the solder from all pins of the flat pack-IC. When you use solder the foil of each pin of the flat pack-IC on the CBA flux which is applied to all pins of the flat pack-IC, so you can install a replacement flat pack-IC more you can remove it easily.

  • Page 14: Instructions For Handling Semi- Conductors

    Instructions for Handling Semi- conductors Electrostatic breakdown of the semi-conductors may occur due to a potential difference caused by electrostatic charge during unpacking or repair work. 1. Ground for Human Body Be sure to wear a grounding band (1 MΩ) that is properly grounded to remove any static electricity that may be charged on the body.

  • Page 15: Cabinet Disassembly Instructions

    CABINET DISASSEMBLY INSTRUCTIONS 1. Disassembly Flowchart NOTES (1): Order of steps in Procedure. When reassembling, This flowchart indicates the disassembly steps for the follow the steps in reverse order.These numbers cabinet parts, and the CBA in order to gain access to are also used as the Identification (location) No.
  • Page 16 (S-1) (S-1) (S-1) (S-2) (S-3) (S-3) (S-1) (S-1) (S-1) [1] Rear Cabinet Fig. D1 Anode Cap (S-4) CRT CBA (S-4) (S-4) [3] CRT (S-4) Fig. D2 P7450DC...
  • Page 17 [2] Tray Chassis Unit (S-5) [4] Sub CBA [5] DVD Main CBA Unit (S-6) (S-6) [6] DVD Mechanism [7] DTV Module CBA Unit (S-7) (S-7) (S-7) Module PCB Holder [8] Main CBA Fig. D3 P7450DC...
  • Page 18 DVD Mechanism Short the three short lands by soldering. (Either of two places.) View for A FPC Cable Fig. D4 P7450DC...
  • Page 19 ANODE FOCUS CRT CBA SCREEN CN2505 CL2501 CN301 CN201 DVD Main CBA Unit CN001 Sub CBA CN002 CN9102 CN9101 DTV Module Main CBA CBA Unit CN101 CN1001 T1571 CN1002 CN102 CN601 CL1501 CN1571 CN1102 CN1101 CN2801 TO SPEAKER CN2802 CN1801 TO SPEAKER CL2801 CN1802...

  • Page 20: Electrical Adjustment Instructions

    ELECTRICAL ADJUSTMENT INSTRUCTIONS General Note: How to enter the Service mode: "CBA" is abbreviation for "Circuit Board Service mode: Assembly." 1. Use the service remote control unit. NOTE: 2. Turn the power on. Electrical adjustments are required after replacing 3. To change TV/VIDEO mode or DTV mode, press circuit components and certain mechanical parts.
  • Page 21 2. Setting for BRIGHT, CONTRAST, <DTV mode> COLOR, TINT, V-TINT and 1. Enter the Service mode in DTV mode. SHARP Data Values 2. Press [PICTURE] button on the service remote control unit. Display changes “C-CNT,” “C-CLR,” <TV/VIDEO mode> “C-TNT,” and “C-SHP” cyclically when [PICTURE] 1.
  • Page 22 3. C-Trap Adjustment 4. V. Size Adjustment Purpose: To get minimum leakage of the color signal Purpose: To obtain correct vertical height of screen carrier. image. Symptom of Misadjustment: If C-Trap Adjustment is Symptom of Misadjustment: If V. Size is incorrect, incorrect, stripes will appear on the screen.

  • Page 23: White Balance Adjustment

    6. H. Position Adjustment receptor to the center on the tube surface (CRT). 5. Enter the Service mode in TV/VIDEO mode. Purpose: To obtain correct horizontal position of 6. Press [VOL n] button on the service remote screen image. control to enter "C/D" mode. (Display changes "C/ Symptom of Misadjustment: If H.

  • Page 24: Focus Adjustment

    8. Sub-Brightness Adjustment 10. H f Adjustment Purpose: To get proper brightness. Purpose: To get correct horizontal frequency. Symptom of Misadjustment: If Sub-Brightness is Symptom of Misadjustment: If H f adjustment is incorrect, proper brightness cannot be obtained by incorrect, skew distortion will appear on the screen. adjusting the Brightness Control.

  • Page 25: Purity Adjustment

    11. Cut-off Adjustment 7. Press [3] button on the service remote control unit and select "COB" mode. The display will Purpose: To adjust the beam current of R, G, B, and momentarily show "COB". Adjust the Blue cut off screen voltage. by pressing the "[CH.

  • Page 26: Convergence Adjustment

    13. Convergence Adjustment Purpose: To obtain proper convergence of red, green and blue beams. Symptom of Misadjustment: If Convergence Adjust- ment is incorrect, the edge of white letters may have color edges. Test point Adj. Point Mode Input C.P. Magnet (RB), Dot Pattern C.P.

  • Page 27: How To Initialize The Tv/Dvd

    HOW TO INITIALIZE THE TV/DVD To put the program back at the factory-default, initialize the TV/DVD as the following procedure. < DVD Section > < TV Section > 1. Press [1], [2], [3], [4], and [DISPLAY] buttons on the 1. Use the service remote control unit. remote control unit in that order.

  • Page 28: Firmware Renewal Mode

    FIRMWARE RENEWAL MODE 1. Turn the power on and press [SELECT] button on 5. After programming is finished, the tray opens auto- the remote control unit to put the TV/DVD into DVD matically. Fig. e appears on the screen and the mode.

  • Page 29: Block Diagrams

    BLOCK DIAGRAMS < TV Section > System Control Block Diagram P7450BLS...
  • Page 30 IF/Video Block Diagram P7450BLIF...
  • Page 31 Audio Block Diagram P7450BLA...
  • Page 32 DTV Module Block Diagram P7450BLDTV...
  • Page 33 CRT/H.V. Block Diagram P7450BLCRT...
  • Page 34 Power Supply Block Diagram P7450BLP...
  • Page 35 BLOCK DIAGRAMS < DVD Section > DVD System Control / Servo Block Diagram P7450BLSD...
  • Page 36 Digital Signal Process Block Diagram P7450BLD...

  • Page 37: Schematic Diagrams / Cba's And Test Points

    SCHEMATIC DIAGRAMS / CBA’S AND TEST POINTS Standard Notes WARNING Many electrical and mechanical parts in this chassis have special characteristics. These characteristics often pass unnoticed and the protection afforded by them cannot necessarily be obtained by using replacement components rated for higher voltage, wattage, etc.
  • Page 38 LIST OF CAUTION, NOTES, AND SYMBOLS USED IN THE SCHEMATIC DIAGRAMS ON THE FOLLOWING PAGES: 1. CAUTION: FOR CONTINUED PROTECTION AGAINST RISK OF FIRE, REPLACE ONLY WITH SAME TYPE4A, 125V FUSE. ATTENTION: UTILISER UN FUSIBLE DE RECHANGE DE MÊME TYPE DE4A, 125V. 2.
  • Page 39 Main 1/5 Schematic Diagram < TV Section > P7450SCM1 10-3...
  • Page 40 Main 2/5 Schematic Diagram < TV Section > P7450SCM2 10-4...
  • Page 41 Main 3/5, Junction-A & Junction-B Schematic Diagram < TV Section > P7450SCM3 10-5...
  • Page 42 Main 4/5 & CRT Schematic Diagram < TV Section > P7450SCM4 10-6...
  • Page 43 Main 5/5 Schematic Diagram < TV Section > CAUTION ! Fixed voltage (or Auto voltage selectable) power supply circuit is used in this unit. NOTE: CAUTION ! : For continued protection against risk of fire, If Main Fuse (F1601) is blown , check to see that all components in the power supply The voltage for parts in hot circuit is measured using replace only with same type 4 A, 125V fuse.
  • Page 44 Sub Schematic Diagram < TV Section > P7450SCSUB 10-8...
  • Page 45 DTV Module 1/2 Schematic Diagram < TV Section > 10-9 P7450SCDT1...
  • Page 46 DTV Module 2/2 Schematic Diagram < TV Section > VOLTAGE CHART CN101 Pin No. Voltage CN102 Pin No. Voltage P7450SCDT2 10-10...
  • Page 47 DVD Main 1/3 Schematic Diagram < DVD Section > P7450SCD1 10-11...
  • Page 48 DVD Main 2/3 Schematic Diagram < DVD Section > P7450SCD2 10-12...
  • Page 49 DVD Main 3/3 Schematic Diagram < DVD Section > P7450SCD3 10-13...
  • Page 50 Main CBA Top View < TV Section > CAUTION ! Because a hot chassis ground is present in the power CAUTION ! : For continued protection against risk of fire, Fixed voltage (or Auto voltage selectable) power supply circuit is used in this unit. supply circuit, an isolation transformer must be used.
  • Page 51 Main CBA Bottom View < TV Section > CAUTION ! Because a hot chassis ground is present in the power CAUTION ! : For continued protection against risk of fire, Fixed voltage (or Auto voltage selectable) power supply circuit is used in this unit. supply circuit, an isolation transformer must be used.
  • Page 52 Sub CBA Top View < TV Section > Junction-A CBA Junction-A CBA Top View Bottom View < TV Section > < TV Section > BP7400F01011-D Junction-B CBA Junction-B CBA Top View Bottom View < TV Section > < TV Section > Sub CBA Bottom View <...
  • Page 53 CRT CBA Bottom View < TV Section > CRT CBA Top View < TV Section > WF15 Q2511 Q2511 Collector Base WF14 Q2521 Collector Q2521 Base WF13 Q2531 Collector Q2531 Base BP7400F01011-C 10-17...

  • Page 54: Waveforms

    WAVEFORMS X8SWF 11-1...

  • Page 55: Wiring Diagram

    WIRING DIAGRAM P7450WI 12-1...

  • Page 56: System Control Timing Charts

    SYSTEM CONTROL TIMING CHARTS Tray Close ~ Play / Play ~ Tray Open Tray Disc Disc Tray Play Close Rotation Stop Open 3.3V Tray IN (TL221) Sled Drive 1.65V (TP303) Disc Drive 1.65V (TP301) 1.65V Focus Drive (TP304) Tracking Drive 1.65V (TP302) 13-1...

  • Page 57: Ic Pin Function Descriptions

    IC PIN FUNCTION DESCRIPTIONS IC1201 (TV Micro Controller) Signal Name Function Signal Name Function 37 V-DRIVE Vertical Ramp Output 38 V-RAMP-CAP Vertical Ramp OSC Capacitor INPUT-1 Input Select 1 Signal Output +8.7V +8.7V Regulator Control Signal Not Used REG.OUT Output VOLUME Volume Control Signal Output 40 H VCO F/B...
  • Page 58 Signal Name Function 76 BUS-CONT BUS Control 77 SCL Serial Clock 78 I2C-OPEN Chip Select 79 SDA Serial Data 80 INPUT-0 Input Select Signal Output 14-2 P7400PIN...

  • Page 59: Lead Identifications

    LEAD IDENTIFICATIONS KTC3199-GR-AT/P 2SA950-O(TE2 F T) M24128-BWMN6TP KTA1281Y-AT/P 2SC1627-Y(TE2.F.T) 2SC2120-O(TE2 F T) 2SC2482 E C B E C B 2SK3563 KIA431-AT/P LTV-817C-F LA78040A 1: A 2: K 3: E 4: C 1: R 2: A 3: K SA7412 1 2 3 S D G R2J10180GF-A14FP PQ070XF01SZH...

  • Page 60: Exploded Views

    EXPLODED VIEWS Cabinet Details for L551 SHINWHA and surrounding parts TAPE SGT-730 (BLACK) V501-2 Scotch Tape #880 SHINWHA TAPE SGT-730 V501-1 (WHITE) L551 CLN551 L551 CRT CBA Sub CBA DVD Mechanical Parts Scotch Tape #880 DVD Main CBA Unit SP1802 DG601 DVD Mechanical Parts Junction-B CBA...
  • Page 61 Packing Tape Packing Tape Packing Tape 16-2 P7450PEX...

  • Page 62: Mechanical Parts List

    MECHANICAL PARTS LIST PRODUCT SAFETY NOTE: Products marked with a # have special characteristics important to safety. Before replacing any of these components, read carefully the product safety notice in this service manual. Don't degrade the safety of the product through improper servicing.

  • Page 63: Electrical Parts List

    ELECTRICAL PARTS LIST PRODUCT SAFETY NOTE: Products marked with a Ref. No. Description Part No. # have special characteristics important to safety. C1026 CHIP CERAMIC CAP .(1608) CH J 100pF/50V CHD1JJ3CH101 Before replacing any of these components, read C1033 CHIP CERAMIC CAP .(1608) B K 0.01µF/50V CHD1JK30B103 carefully the product safety notice in this service C1036...
  • Page 64 Ref. No. Description Part No. Ref. No. Description Part No. C1584 ELECTROLYTIC CAP . 1µF/160V M CE2CMASDL1R0 CN1571# CONNECTOR 5P(PB FREE) 200322305W8 J303C05TG001 C1591 ELECTROLYTIC CAP . 10µF/50V M CE1JMASDL100 CN1801 242 SERIES CONNECTOR 224202104W1 J322C04TG001 C1592 ELECTROLYTIC CAP . 47µF/25V M CE1EMASDL470 CN1802 242 SERIES CONNECTOR 224202104W1...
  • Page 65 Ref. No. Description Part No. Ref. No. Description Part No. CHIP RES.(1608) 1/10W 0 Ω R1007 RRXAZR5Z0000 CHIP RES. 1/10W J 200 Ω R1010 RRXAJR5Z0201 IC1001 IC VIF/SIF M61113FP TF0G QSZBA0SHT035 CARBON RES. 1/4W J 47 Ω R1011 RCX4JATZ0470 IC1002 EEP-ROM 128K M24128-BWMN6TP NSZBA0TSS268 CHIP RES.
  • Page 66 Ref. No. Description Part No. Ref. No. Description Part No. CHIP RES. 1/10W J 470 Ω CARBON RES. 1/4W J 120k Ω R1304 RRXAJR5Z0471 R1593 RCX4JATZ0124 CHIP RES. 1/10W J 10k Ω CHIP RES. 1/10W J 68k Ω R1305 RRXAJR5Z0103 R1594 RRXAJR5Z0683 CHIP RES.
  • Page 67 Ref. No. Description Part No. Ref. No. Description Part No. CHIP RES. 1/10W J 3.3k Ω R1664 RRXAJR5Z0332 BC1602 BEADS INDUCTOR FBR07HA121SB-00 LLBF00STU030 CHIP RES. 1/10W J 10k Ω R1665 RRXAJR5Z0103 BC1611# BEAD CORE B16 RH 3.5X3X1.3 XL03003XM002 R1666 PCB JUMPER D0.6-P5.0 JW5.0T CF1031 CERAMIC TRAP 4.5MHz...
  • Page 68 JUNCTION-A CBA Ref. No. Description Part No. Q9619 TRANSISTOR KTC3199-GR-AT/P NQS4KTC3199P Ref. No. Description Part No. RESISTORS JUNCTION-A CBA ---------- CARBON RES. 1/4W J 150 Ω R9609 RCX4JATZ0151 Consists of the following: CARBON RES. 1/4W J 1.5 Ω CONNECTOR R9610 RCX4JATZ01R5 R9611 PCB JUMPER D0.6-P5.0...
  • Page 69 Misuse of any trademarks or any other content in this manual is strictly prohibited. Funai shall aggressively enforce its intellectual property rights to the fullest extent of the law. CD202SL8 P7450UM 2007-02-20...

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