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Sylvania 6615LE, Service Manual

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Sylvania 6615LE Service Manual Download Page 32

G1

G2

G3

G4

H1

H2

H3

H4

I1

I2

I3

I4

J1

J2

J3

J4

K1

K2

K3

K4

L1

L2

L3

L4

VIDEO SIGNAL

AUDIO SIGNAL

LCD Main 2/3 Schematic Diagram

7-15

7-16

L0201SCLCD2

LCD MAIN 2/3

Ref No.

Position

IC171

H-1

Q102

J-4

Q151

H-3

CN103B

G-2

CN105

G-3

ICS

TRANSISTORS

CONNECTORS

Summary of Contents for 6615LE

Page 1: ...15 COLOR LCD TELEVISION 6615LE SERVICE MANUAL...

Page 2: ...or of the possible hazardous consequences of each way Consequently Funai has not undertaken any such broad evaluation Accordingly a servicer who uses a service proce dure or tool which is not recommen...

Page 3: ...t Nominal Limit 1 Intermediate Freq Picture Sound MHz MHz 45 75 41 25 2 Color Killer Sens CH 2 CH 10 CH 55 dB V dB V dB V 15 15 15 20 20 20 3 AFT Pull In Range 10mV input MHz 2 1 0 7 Description Condi...

Page 4: ...gs tied together and touch the other ohmme ter lead in turn to each tuner antenna input ex posed terminal screw and if applicable to the coaxial connector If the measured resistance is less than 1 0 m...

Page 5: ...he ground side of the AC power source To confirm that the AC power plug is inserted correctly with an AC volt meter measure between the chassis and a known earth ground If a voltage reading in excess...

Page 6: ...eplaced wires do not contact sharp edged or pointed parts H When a power cord has been replaced check that 5 6 kg of force in any direction will not loosen it I Also check areas surrounding repaired l...

Page 7: ...exposed accessible parts RF terminals antenna terminals video and audio input and output terminals microphone jacks earphone jacks etc is lower than or equal to the specified value in the table below...

Page 8: ...he Flat Pack IC about 5 to 6 seconds Fig S 1 1 2 Remove the flat pack IC with tweezers while ap plying the hot air 3 Bottom of the flat pack IC is fixed with glue to the CBA when removing entire flat...

Page 9: ...emoving entire flat pack IC first apply soldering iron to center of the flat pack IC and heat up Then remove glue will be melted Fig S 1 6 4 Release the flat pack IC from the CBA using twee zers Fig S...

Page 10: ...tallation 1 Using desoldering braid remove the solder from the foil of each pin of the flat pack IC on the CBA so you can install a replacement flat pack IC more easily 2 The I mark on the flat pack I...

Page 11: ...d to remove any static electricity that may be charged on the body 2 Ground for Workbench Be sure to place a conductive sheet or copper plate with proper grounding 1M on the workbench or other surface...

Page 12: ...rt Location 4 Identification of part to be removed unhooked unlocked released unplugged unclamped or desoldered S Screw P Spring L Locking Tab CN Connec tor Unhook Unlock Release Unplug or Desol der 2...

Page 13: ...S 1 S 1 S 1 1 Rear Cabinet Fig D1 S 5 S 6 S 7 S 7 S 6 S 7 S 8 S 8 S 8 S 8 S 8 S 6 S 6 S 4 S 3 2 Jack Holder 3 Main CBA 4 LCD Main CBA Unit 5 Function CBA S 10 S 11 S 9 S 9 6 Speaker L 7 Speaker R 8 F...

Page 14: ...4 3 L0201DC TV Cable Wiring Diagram Fig D3 CN401 CN101A CN102A CN104A CN104B CN801 CN802 To Speaker To LCD Module Unit Function CBA Main CBA LCD Main CBA To Speaker CN103A CN101B CN102B CN103B CN402...

Page 15: ...Fig 1 2 How to set up the service mode Service mode 1 Use the service remote control unit 2 Turn the power on Use main power on the TV unit 3 Press SLEEP button on the service remote control unit Vers...

Page 16: ...cker Adjustment is not fit the screen become the following 4 Adjust VR481 so that flash stops SAIDO 5 128 C SAIDO 228 H P 8 50 C H P 50 V P 9 40 C V P 40 COR C D1 VOL p 1 512 COG C D1 VOL p 2 512 COB...

Page 17: ...e The optical receptor must be set perpendicu larly to the LCD Panel surface 4 Enter the Service mode Press VOL p button on the service remote control unit and select C D mode 5 1 When x value and y v...

Page 18: ...3 S SW 7 17 SCL 6 18 SDA 5 19 11 KEY IN1 RCV IN RESET RESET Q151 P ON 3 3V D BACKLIGHT SW BACKLIGHT ADJ P ON H PROTECT 1 PROTECT 2 VOLUME A MUTE SDA SCL INPUT 0 INPUT 1 S SW SCL SDA 7 20 35 31 40 19 3...

Page 19: ...IO BLOCK DIAGRAM JK706 VIDEO Y IN JK707 VIDEO Pb IN JK708 VIDEO Pr IN JK703 VIDEO1 IN JK701 S VIDEO IN IFAGC DET EQ AMP SIF AMP 2 1 7 8 BUFFER Q709 SDA TO SYSTEM CONTROL BLOCK DIAGRAM SCL S SW C Y CN1...

Page 20: ...ET CANCEL L R FILTER L R SAP SW SAP FILTER I2C DECORDER SAP DEMOD SAP OUT FILTER 29 30 TO IF VIDEO BLOCK DIAGRAM TUNER VIDEO2 VIDEO2 TUNER VIDEO2 VIDEO2 L CH R CH 21 27 24 IC851 MTS SAP AUDIO SIGNAL P...

Page 21: ...1 7 ER 2 6 ER 3 5 ER 4 4 ER 5 3 EG 0 50 EG 1 49 EG 2 48 EG 3 47 EG 4 46 EG 5 45 EB 0 43 EB 1 42 EB 2 41 EB 3 40 EB 4 39 EB 5 38 OFFEV 12 STV1 13 CLKV 14 HMS1 E 10 HMS1 0 14 STH1 42 POL 43 LP 44 CN401...

Page 22: ...ed voltage or Auto voltage selectable power supply circuit is used in this unit If Main Fuse F601 is blown check to see that all components in the power supply circuit are not defective before you con...

Page 23: ...428 T402 2 4 3 5 1 6 7 8 9 10 BACK LIGHT CN402 2 1 SWITCHING Q425 Q426 SWITCHING Q421 Q422 OVER CURRENT PROTECTOR Q462 PWM CONTOROL Q468 BACKLIGHT ADJ OVER VOLTAGE PROTECTOR Q464 Q461 Q460 12V SWITCHI...

Page 24: ...wings for ordering The correct part number is shown in the parts list and may be slightly different or amended since these drawings were prepared 2 All resistance values are indicated in ohms K 103 M...

Page 25: ...ired units use only original replacement parts which are listed with their part numbers in the parts list section of the service manual 4 Wire Connectors 1 Prefix symbol CN means connector can disconn...

Page 26: ...ation of the parts inside a dotted line Main 1 4 Schematic Diagram 7 3 7 4 L0201SCM1 MAIN 1 4 Ref No Position IC502 D 3 IC503 D 2 IC504 E 2 IC505 D 3 Q421 D 3 Q422 D 3 Q423 D 4 Q424 E 3 Q425 E 4 Q426...

Page 27: ...1 I2 I3 I4 J1 J2 J3 J4 K1 K2 K3 K4 L1 L2 L3 L4 VIDEO SIGNAL AUDIO SIGNAL 7 5 7 6 L0201SCM2 Main 2 4 Schematic Diagram MAIN 2 4 Ref No Position IC11 I 1 IC851 G 3 IC852 J 3 Q31 G 2 Q709 J 2 TP300 L 1 I...

Page 28: ...3 R4 VIDEO SIGNAL AUDIO SIGNAL Main 3 4 Schematic Diagram L0201SCM3 7 7 7 8 MAIN 3 4 Ref No Position IC781 O 3 IC801 N 2 Q701 N 3 Q702 N 3 Q703 N 3 Q704 P 1 Q705 O 1 Q706 P 1 Q707 P 2 Q708 P 2 Q802 O...

Page 29: ...5V FUSE ATTENTION UTILISER UN FUSIBLE DE RECHANGE DE M ME TYPE DE 4A 125V 4A 125V CAUTION Fixed voltage or Auto voltage selectable power supply circuit is used in this unit If Main Fuse F601 is blown...

Page 30: ...A1 A2 B1 B2 C1 C2 Function Schematic Diagram L0201SCF 7 11 7 12 FUNCTION Ref No Position Q634 A 1 CN104B A 2 CN111 A 2 TRANSISTORS CONNECTORS...

Page 31: ...1 B2 B3 B4 C1 C2 C3 C4 D1 D2 D3 D4 E1 E2 E3 E4 F1 F2 F3 F4 VIDEO SIGNAL AUDIO SIGNAL LCD Main 1 3 Schematic Diagram 7 13 7 14 L0201SCLCD1 LCD MAIN 1 3 Ref No Position IC333 B 3 CN102B A 3 CN401A F 4 C...

Page 32: ...2 I3 I4 J1 J2 J3 J4 K1 K2 K3 K4 L1 L2 L3 L4 VIDEO SIGNAL AUDIO SIGNAL LCD Main 2 3 Schematic Diagram 7 15 7 16 L0201SCLCD2 LCD MAIN 2 3 Ref No Position IC171 H 1 Q102 J 4 Q151 H 3 CN103B G 2 CN105 G 3...

Page 33: ...1 P2 P3 P4 Q1 Q2 Q3 Q4 R1 R2 R3 R4 VIDEO SIGNAL AUDIO SIGNAL LCD Main 3 3 Schematic Diagram 7 17 7 18 L0201SCLCD3 LCD MAIN 3 3 Ref No Position IC401 P 2 Q401 Q 2 CN101B M 1 CN402A R 4 VR481 P 3 TRANSI...

Page 34: ...REQUIRED NOTE The voltage for parts in hot circuit is measured using hot GND as a common terminal CAUTION FOR CONTINUED PROTECTION AGAINST RISK OF FIRE REPLACE ONLY WITH SAME TYPE 4A 125V FUSE ATTENT...

Page 35: ...that all components in the power supply circuit are not defective before you connect the AC plug to the AC power supply Otherwise it may cause some components in the power supply circuit to fail 7 21...

Page 36: ...Function CBA Top View Function CBA Bottom View BL0200F01011 2 7 23 7 24...

Page 37: ...eform check points Shown in Schematic Diagram 1DIV 1 0V 20ns R365 WF2 Pin 43 of CN401A WF3 1DIV 200mV 20 s Pin 1 of CN103A WF7 1DIV 200mV 20 s Pin 3 of CN103A WF8 1DIV 100mV 400 s Pin 14 of IC801 WF6...

Page 38: ...US OPEN NU GND VIDEO Pr GND NU NU 19 23 21 20 22 GND GND GND P ON 1 8V D P ON 3 3V A 1 5 3 9 7 2 4 6 8 CN103B CVBS VIDEO Pb VIDEO Y VIDEO C VIDEO Y GND GND GND GND GND P ON 3 3V D BUS OPEN NU GND VIDE...

Page 39: ...s List for parts with this mark A3 A1 B6 B6 B2 B2 B1 B1 L1 L1 L1 L1 L2 L2 L3 L3 L3 B4 B3 A4 A8 A6 L5 L5 L5 L7 L7 L5 L2 L4 L2 L2 L8 L2 L2 L2 A2 B5 B5 B9 B8 B7 B6 B6 A5 B10 L5 L2 L9 SP802 CLN802 SP801 C...

Page 40: ...10 3 L0201PEX Packing S1 S2 S5 S4 Tape Tape Packing Tape Packing Tape Packing Tape S3 X1 X5 X3 X6 Some Ref Numbers are not in sequence X2...

Page 41: ...0EM404486 B6 CLOTH 10X190XT0 3 L0200UA 1EM420019 B9 INSULATION PLATE L0200UA 0EM408977A B11 LABEL CRITICAL PARTS WARNING B8007C3 EM41210 24LH199 CLN801 WIRE ASSEMBLY WX1L0200 002 WX1L0200 002 CLN802 W...

Page 42: ...P CERAMIC CAP 1608 B K 0 01 F 50V CHD1JK30B103 C21 CHIP CERAMIC CAP 1608 B K 0 047 F 50V CHD1JK30B473 C34 ELECTROLYTIC CAP 1 F 50V M H7 or CE1JMASSL010 ELECTROLYTIC CAP 1 F 50V M H7 CE1JMASSL1R0 C35 C...

Page 43: ...7 CHIP CERAMIC CAP CH J 1000pF 25V CHD1EJ3CH102 C708 CHIP CERAMIC CAP CH J 1000pF 25V CHD1EJ3CH102 C709 CHIP CERAMIC CAP 1608 B K 0 01 F 50V CHD1JK30B103 C711 ELECTROLYTIC CAP 47 F 16V M H7 CE1CMASSL4...

Page 44: ...D434 SWITCHING DIODE 1SS133 T 77 or QDTZ001SS133 Ref No Description Part No SWITCHING DIODE 1N4148 NDTZ001N4148 D435 SWITCHING DIODE 1SS133 T 77 or QDTZ001SS133 SWITCHING DIODE 1N4148 NDTZ001N4148 D4...

Page 45: ...ODE 1N5397 B or NDLZ001N5397 RECTIFIER DIODE ERB12 06 QDQZ0ERB1206 Ref No Description Part No D608 DIODE 1N5397 B or NDLZ001N5397 RECTIFIER DIODE ERB12 06 QDQZ0ERB1206 D609 ZENER DIODE MTZJT 775 6B or...

Page 46: ...DUCTOR 22 H J 26T or LLAXJATTU220 INDUCTOR 22 H K 26T LLAXKDTKA220 L701 PCB JUMPER D0 6 P5 0 JW5 0T Ref No Description Part No L781 PCB JUMPER D0 6 P5 0 JW5 0T L851 PCB JUMPER D0 6 P5 0 JW5 0T TRANSIS...

Page 47: ...P or 2SC3331TZ TRANSISTOR 2SC3331 U AANP or 2SC3331UZ TRANSISTOR 2SC1815 GR TPE2 QQS102SC1815 Ref No Description Part No Q506 TRANSISTOR 2SA1175 F or QQSF02SA1175 TRANSISTOR KTA1267 GR or NQS10KTA1267...

Page 48: ...1UZ TRANSISTOR 2SC1815 GR TPE2 QQS102SC1815 Ref No Description Part No Q709 TRANSISTOR 2SA1175 F or QQSF02SA1175 TRANSISTOR KTA1267 GR or NQS10KTA1267 TRANSISTOR KTA1266 GR or NQS40KTA1266 TRANSISTOR...

Page 49: ...0W J 22k RRXAJR5Z0223 R531 CHIP RES 1608 1 10W J 100k RRXAJR5Z0104 R539 CARBON RES 1 4W J 1 8k RCX4JATZ0182 Ref No Description Part No R540 CARBON RES 1 4W J 1 5k RCX4JATZ0152 R543 CHIP RES 1608 1 10W...

Page 50: ...CARBON RES 1 2W J 100 RCX2101KA013 R803 CHIP RES 1608 1 10W J 100 RRXAJR5Z0101 R804 CHIP RES 1608 1 10W J 100 RRXAJR5Z0101 R805 FIXED METAL OXIDE FILM RES 3W J 12 or RN03JZQZ0120 Ref No Description Pa...

Page 51: ...6 PCB JUMPER D0 6 P10 0 JW10 0T L8 SCREW B TIGHT M3X8 BIND HEAD GBMB3080 SA601 SURGE ABSORBER 470V 10PER or NVQZ10D471KB SURGE ABSORBER CNR 10D471K or NVQZR10D471K SURGE ABSORBER JVR 10N471K NVQZR10N4...

Page 52: ...6615LE L0201UB 2004 08 26...

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