Sylvania SSL2006 Service Manual
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Sylvania SSL2006 Service Manual

Sylvania SSL2006 Service Manual

20" color lcd television
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SERVICE MANUAL
This service manual shows only the differences between
the model SSL2006 and the original model 6620LCT.
All other information is described in the service manual
of the model 6620LCT.
20" COLOR LCD TELEVISION
Block Diagrams . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1
Schematic Diagrams / CBA's and Test Points . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-1
Different parts from the original model (6620LCT) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-1
SSL2006
TABLE OF CONTENTS
SUPPLEMENT

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  • Page 1 SUPPLEMENT SERVICE MANUAL This service manual shows only the differences between the model SSL2006 and the original model 6620LCT. All other information is described in the service manual of the model 6620LCT. 20″ COLOR LCD TELEVISION SSL2006 TABLE OF CONTENTS Block Diagrams .
  • Page 2 BLOCK DIAGRAMS System Control Block Diagram L2605BLS...
  • Page 3 SCHEMATIC DIAGRAMS / CBA'S AND TEST POINTS Standard Notes 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. Replacement parts that have these special safety characteristics are identified in this manual and its supplements;...
  • Page 4 LIST OF CAUTION, NOTES, AND SYMBOLS USED IN THE SCHEMATIC DIAGRAMS ON THE FOLLOWING PAGES: 1. CAUTION: CAUTION: FOR CONTINUED PROTECTION AGAINST RISK OF FIRE, REPLACE ONLY WITH SAME TYPE_A,_V FUSE. ATTENTION: UTILISER UN FUSIBLE DE RECHANGE DE MÊME TYPE DE_A,_V. 2.
  • Page 5 IR Sensor Schematic Diagram L2605SCIR...
  • Page 6 IR Sensor CBA Top View IR Sensor CBA Bottom View BL2500F01012-4...
  • Page 7 Different parts from the original model (6620LCT) Ref. No. Description Part No. MECHANICAL PARTS FRONT CABINET L2605UF 1EM021433 RATING LABEL L2605UF ---------- A9-1 STAND COVER L2605UF 1EM221401 Not Used LED LENS L2605UF 1EM322135 CARTON L2605UF 1EM423504 STYROFOAM TOP L2605UF 1EM121658 STYROFOAM BOTTOM L2605UF 1EM121659 OWNERS MANUAL L2605UF...
  • Page 8 SSL2006 L2605UF 2006-06-14...
  • Page 9 SERVICE MANUAL Model 6620LCT and 6620LG have A version and non-A version types. This service manual is for the 6620LCT and 6620LG non-A verion models. For the A version models, suffix A is added to the model number as 6620LCT A and 6620LG A on the rating label, and for the non-A version models, suffix A is not added to the model number.

  • Page 10: Table Of Contents

    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 11: Specifications

    SPECIFICATIONS < TUNER > ANT. Input ---------------------- 75 ohm Unbal., F type Reference Level--------------- 20 Vp-p (LCD Green Cathode) Test Input Signal -------------- 400 Hz 30% modulation Description Condition Unit Nominal Limit Picture 45.75 1. Intermediate Freq. Sound 41.25 CH-2 dBµV 2.

  • Page 12: 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 13 3. Design Alteration Warning - Do not alter or add 7. Product Safety Notice - Some electrical and to the mechanical or electrical design of this TV mechanical parts have special safety-related receiver. Design alterations and additions, characteristics which are often not evident from including, but not limited to circuit modifications visual inspection, nor can the protection they give and the addition of items such as auxiliary audio...
  • Page 14 Precautions during Servicing A. Parts identified by the # symbol are critical for L. When connecting or disconnecting the internal safety. connectors, first, disconnect the AC plug from the Replace only with part number specified. AC supply outlet. B. In addition to safety, other parts and assemblies M.
  • Page 15 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 16: Standard Notes For Servicing

    STANDARD NOTES FOR SERVICING Circuit Board Indications How to Remove / Install Flat Pack-IC 1. The output pin of the 3 pin Regulator ICs is 1. Removal indicated as shown. With Hot-Air Flat Pack-IC Desoldering Machine: Top View Bottom View 1.
  • Page 17 3. The flat pack-IC on the CBA is affixed with glue, so With Soldering Iron: be careful not to break or damage the foil of each 1. Using desoldering braid, remove the solder from pin or the solder lands under the IC when all pins of the flat pack-IC.
  • Page 18 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 19 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 20: Cabinet Disassembly Instructions

    CABINET DISASSEMBLY INSTRUCTIONS 1. Disassembly Flowchart Removal Step/ This flowchart indicates the disassembly steps for the Remove/*Unhook/ Loc. Part Fig. Unlock/Release/ cabinet parts, and the CBA in order to gain access to Note Unplug/Unclamp/ item(s) to be serviced. When reassembling, follow the Desolder steps in reverse order.
  • Page 21 [1] Rear Cabinet [2] Tilt Stand Assembly Fig. D1 [10] Front Cabinet [7] Function CBA [8] Speaker S-10 Speaker Holders [9] IR Sensor [4] Inverter CBA [5] Main CBA S-11 [8] Speaker S-10 Speaker Holders [6] LCD Module [3] Jack Holder Fig.
  • Page 22 [11] Stand Cover [12] Arm Holder S-13 [13] Sheet R [14] Arm Assembly S-12 [13] Sheet L S-12 Fig. D3 L2600DC...
  • Page 23 TV Cable Wiring Diagram Function CBA CLN104 To LCD Module Main CBA Inverter CBA CN1205 CN1206 CN1207 CN1201 CN301 CN404 CN304 To LCD CN302 Module CN303 CN310 CN801 CN1202 IR Sensor CBA CLN105 To Speaker To Speaker Fig. D4 L2600DC...

  • Page 24: Electrical Adjustment Instructions

    ELECTRICAL ADJUSTMENT INSTRUCTIONS General Note: “CBA” is abbreviation for How to set up the service mode: “Circuit Board Assembly.” Service mode: Note: Electrical adjustments are required after 1. Use the service remote control unit. replacing circuit components and certain mechanical parts. It is important to perform 2.
  • Page 25 3. If Flicker Adjustment is not fit, the screen become Button Data the following. Item (on the service Value remote control) D2-BRT VCOM D2-CNT D2-CLR-R [MENU] → [5] D2-CLR-B D2-TNT D2-SHR D3-BRT D3-CNT D3-CLR-R FLASH (Go and Off) [MENU] → [6] D3-CLR-B 4.
  • Page 26 The following adjustment normally are not 5. [RF/VIDEO1] attempted in the field. Only when replacing the When “x” value and “y” value are not within LCD Panel then adjust as a preparation. specification, adjust “DB (C/D1)” or “DR (C/D1)”. Refer to “1. Initial Setting.” 3.

  • Page 27: How To Initialize The Lcd Television

    HOW TO INITIALIZE THE LCD TELEVISION How to initialize the LCD television: 1. Turn the power on. (Use main power on the TV unit.) 2. To enter the service mode, press [SLEEP] button on the service remote control unit. - To cancel the service mode, press [POWER] button on the remote control.

  • Page 28: Block Diagrams

    BLOCK DIAGRAMS System Control Block Diagram L2600BLS...
  • Page 29 IF/Video Block Diagram L2600BLIF...
  • Page 30 Audio Block Diagram L2600BLA...
  • Page 31 LCD Block Diagram L2600BLLCD...
  • Page 32 Power Supply Block Diagram L2600BLP...
  • Page 33 LCD Backlight Block Diagram L2600BLLB...

  • Page 34: Schematic Diagrams / Cba's And Test Points

    SCHEMATIC DIAGRAMS / CBA'S AND TEST POINTS Standard Notes 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. Replacement parts that have these special safety characteristics are identified in this manual and its supplements;...
  • Page 35 LIST OF CAUTION, NOTES, AND SYMBOLS USED IN THE SCHEMATIC DIAGRAMS ON THE FOLLOWING PAGES: 1. CAUTION: CAUTION: FOR CONTINUED PROTECTION AGAINST RISK OF FIRE, REPLACE ONLY WITH SAME TYPE_A,_V FUSE. ATTENTION: UTILISER UN FUSIBLE DE RECHANGE DE MÊME TYPE DE_A,_V. 2.
  • Page 36 Main 1/5 Schematic Diagram L2600SCM1...
  • Page 37 Main 2/5 Schematic Diagram L2600SCM2...
  • Page 38 Main 3/5 Schematic Diagram L2600SCM3...
  • Page 39 Main 4/5 Schematic Diagram L2600SCM4...
  • Page 40 Main 5/5 Schematic Diagram CAUTION ! NOTE: Fixed voltage (or Auto voltage selectable) power supply circuit is used in this unit. CAUTION ! : For continued protection against risk of fire, If Main Fuse (F601) 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 41 Function Schematic Diagram L2600SCF...
  • Page 42 IR Sensor Schematic Diagram L2600SCIR...
  • Page 43 Inverter Schematic Diagram L2600SCI 8-10...
  • Page 44 Main CBA Top View CAUTION ! Because a hot chassis ground is present in the power Fixed voltage (or Auto voltage selectable) power supply circuit is used in this unit. supply circuit, an isolation transformer must be used. CAUTION ! : For continued protection against risk of fire, Also, in order to have the ability to increase the input If Main Fuse (F601) is blown , check to see that all components in the power supply...
  • Page 45 Main CBA Bottom View CAUTION ! Fixed voltage (or Auto voltage selectable) power supply circuit is used in this unit. CAUTION ! : For continued protection against risk of fire, If Main Fuse (F601) is blown , check to see that all components in the power supply replace only with same type 4 A, 125V fuse.
  • Page 46 Function CBA Top View IR Sensor CBA IR Sensor CBA Top View Bottom View BL2500F01012-3 Function CBA Bottom View BL2500F01012-2 8-13...
  • Page 47 Inverter CBA Top View Inverter CBA Bottom View BL2500F01021 8-14...

  • Page 48: Waveforms

    WAVEFORMS WF1 ~ WF12 = Waveforms to be observed at Waveform check points. (Shown in Schematic Diagram.) Input: NTSC Color Bar Signal (with 1kHz Audio Signal) CLKH STH1 S-VIDEO-C 1DIV: 1.0V 10 s 1DIV: 1.0V 10 s 1DIV: 200mV 20 s Pin 2 of CN1206 Pin 26 of CN1206 Pin 52 of IC1202...

  • Page 49: Wiring Diagram

    WIRING DIAGRAM 10-1 L2600WI...

  • Page 50: Exploded Views

    EXPLODED VIEWS Cabinet Function CBA CLN802 SP802 CLN320 CL1206 IR Sensor CBA CL1207 CL1205 A9-1 SP801 CLN801 Inverter CBA A9-4 A9-4 A9-2 LCD1 A9-5 A9-6 See Electrical Parts List for parts with this mark. A9-3 AC601 A9-5 Main CBA A9-7 A9-5 11-1 L2600CEX...
  • Page 51 Packing Some Ref. Numbers are not in sequence. Packing Tape Tape Packing Tape Packing Tape Packing Tape 11-2 L2600PEX...

  • Page 52: Mechanical Parts List

    MECHANICAL PARTS LIST PRODUCT SAFETY NOTE: Products marked with a Ref. No. Mark Description Part No. # have special characteristics important to safety. SCREW P-TIGHT 3X14 WASHER GCJP3140 HEAD+ Before replacing any of these components, read SCREW P-TIGHT M3X8 BIND HEAD+ GBHP3080 carefully the product safety notice in this service manual.

  • Page 53: Electrical Parts List

    ELECTRICAL PARTS LIST PRODUCT SAFETY NOTE: Products marked with a Ref. No. Description Part No. # have special characteristics important to safety. C505 CHIP CERAMIC CAP .(1608) B K 0.01µF/50V CHD1JK30B103 Before replacing any of these components, read C506 ELECTROLYTIC CAP . 100µF/10V M CE1AMASDL101 carefully the product safety notice in this service C507...
  • Page 54 Ref. No. Description Part No. Ref. No. Description Part No. C806 CHIP CERAMIC CAP . F Z 1µF/10V CHD1AZ30F105 C1246 CHIP CERAMIC CAP .(1608) B K 0.1µF/50V CHD1JK30B104 C807 CHIP CERAMIC CAP . F Z 1µF/10V CHD1AZ30F105 C1248 ELECTROLYTIC CAP . 47µF/16V M H7 CE1CMASSL470 C809 ELECTROLYTIC CAP .
  • Page 55 Ref. No. Description Part No. Ref. No. Description Part No. D611# ZENER DIODE MTZJT-7722B QDTB00MTZJ22 IC851 IC MTS DECORDER AN5832SA-E1V QSZBA0TMS003 D612# SWITCHING DIODE 1SS133(T-77) QDTZ001SS133 IC852 IC SWITCHING TC4052BF(ELNF) QSZBA0TTS162 D613 SWITCHING DIODE 1SS133(T-77) QDTZ001SS133 IC1201 RESET IC IC-PST9223NR QSZBA0TMM006 D615 SWITCHING DIODE 1SS133(T-77)
  • Page 56 Ref. No. Description Part No. Ref. No. Description Part No. CARBON RES. 1/4W J 27k Ω CHIP RES. 1/10W F 1.5k Ω R402 RCX4JATZ0273 R654 RRXAFR5H1501 CARBON RES. 1/4W J 33 Ω CARBON RES. 1/4W J 10k Ω R403 RCX4JATZ0330 R655 RCX4JATZ0103 CARBON RES.
  • Page 57 Ref. No. Description Part No. Ref. No. Description Part No. CHIP RES. 1/10W J 2.7k Ω CHIP RES. 1/10W J 100 Ω R814 RRXAJR5Z0272 R1272 RRXAJR5Z0101 CARBON RES. 1/4W J 180 Ω CHIP RES. 1/10W J 39k Ω R815 RCX4JATZ0181 R1274 RRXAJR5Z0393 CHIP RES.
  • Page 58 Ref. No. Description Part No. Ref. No. Description Part No. CHIP RES. 1/10W J 100 Ω CARBON RES. 1/4W J 10k Ω R1357 RRXAJR5Z0101 R109 RCX4JATZ0103 CHIP RES. 1/10W J 100 Ω CARBON RES. 1/4W J 100 Ω R1358 RRXAJR5Z0101 R110 RCX4JATZ0101 CHIP RES.
  • Page 59 Ref. No. Description Part No. Ref. No. Description Part No. C365 CHIP CERAMIC CAP .(1608) B K 0.01µF/50V CHD1JK30B103 COILS C366 ELECTROLYTIC CAP . 10µF/50V M CE1JMASDL100 L301 COIL CHOKE ELC10D101EL LLC101KMS003 C367 CHIP CERAMIC CAP .(1608) B K 0.01µF/50V CHD1JK30B103 L302 COIL CHOKE ELC10D101EL...
  • Page 60 Ref. No. Description Part No. CHIP RES. 1/10W J 1k Ω R363 RRXAJR5Z0102 CHIP RES. 1/10W J 10k Ω R364 RRXAJR5Z0103 CHIP RES. 1/10W J 1k Ω R365 RRXAJR5Z0102 CHIP RES. 1/10W J 10k Ω R366 RRXAJR5Z0103 CHIP RES. 1/10W J 22 Ω R367 RRXAJR5Z0220 CHIP RES.
  • Page 61 6620LCT/6620LG L2600UA/L2604UE 2006-06-07...
  • Page 62 SUPPLEMENT SERVICE MANUAL Rating Label Model 6620LCT has non-A, A and C version types. For the C version model, suffix C is printed to the model number as 6620LCT C on the Rating Label, and for the non-A and A version models, suffix C is not printed to the model number.
  • Page 63 ELECTRICAL ADJUSTMENT INSTRUCTIONS General Note: “CBA” is abbreviation for How to set up the service mode: “Circuit Board Assembly.” Service mode: Note: Electrical adjustments are required after 1. Use the service remote control unit. replacing circuit components and certain mechanical parts. It is important to perform 2.
  • Page 64 2. Flicker Adjustment Button Data Item (on the service 1. Enter the Service mode. (See page 5-1.) Value remote control) 2. Press [2] button on the remote control unit. D2-BRT The following screen appears. D2-CNT D2-CLR-R [MENU] → [5] VCOM D2-CLR-B D2-TNT D2-SHR...
  • Page 65 The following adjustment normally are not 5. [RF/VIDEO1] attempted in the field. Only when replacing the When “x” value and “y” value are not within LCD Panel then adjust as a preparation. specification, adjust “DB (C/D1)” or “DR (C/D1)”. Refer to “1. Initial Setting.” 3.
  • Page 66 Different parts from the non-A version model (6620LCT) Ref. No. Description Part No. MECHANICAL PARTS RATING LABEL L2620UA ---------- TILT STAND ASSEMBLY L3219UK 1ESA12971 LCD1 LCD MODULE UE200XB ELECTRICAL PARTS MMA CBA 1ESA13454 MAIN CBA ---------- Q503 TRANSISTOR KTD2059-O/P NQE0KTD2059P R507 Not Used CHIP RES.
  • Page 67 6620LCT L2620UA 2006-08-24...

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