Magnavox 37MD350B - Wartungshandbuch

LCD TV/DVDchassis FL9.4SERVICE MANUALContents32” 32MD359B/F7 MAGNAVOX(Serial No. : DS1A**********)32” 32MD359B/F7 MAGNAVOX(Serial No. : DS2A**********

3-4 LTVN_ISPSafety Check after ServicingExamine the area surrounding the repaired location for damage or deterioration. Observe that screws, parts and

A94F0WI2CN201CN301LOAD-DISCLED-CONT2DVD-DISC-OUT3EV+1.2V5EV+3.3V6EV+3.3V7EV+3.3V8DVD-ON+3.3V9DVD-ON+5V10EV+9V11EV+9V12GND13GND14GND15GND16GND17GND18GN

14-1 TVDVDN_TISYSTEM CONTROL TIMING CHARTSDisc IN(TL221)Sled Drive(TP303)Disc Drive(TP301)Focus Drive(TP304)Tracking Drive(TP302)0V3.3V0V1.65V0V0V0V1.

15-1 FL9.4LELEAD IDENTIFICATIONS1: GND2: Vout3: Vin123ECBECBGDS BCE1487144232215871236412431: A2: K3: E4: C8541169811: GND2: Vout3: Vin1232SC4881F2SK2

16-1 A94F0CEXEXPLODED VIEWSCabinet [32MD359B/F7, LD320SSX]A14B19A1B30A10A5L1L1L1L1L6L6L8L8L2L8L10See Electrical Parts List for parts with this mark.Di

16-2 A9DF0_F1CEXCabinet [32MD350B/F7, LD320SS1]A14B19S5A1B30A10A5L1L1L1L1L16L16L8L8L2L8L10See Electrical Parts List for parts with this mark.Digital M

16-3 A9DG0CEXCabinet [37MD359B/F7, LD370SSX, 37MD350B/F7]B44S5A1B30A10A5L1L1L1L1L6L16L8L8L2L8L8L10See Electrical Parts List for parts with this mark.D

16-4 A9DF1PEXPacking [32MD359B/F7, LD320SSX, 32MD350B/F7, LD320SS1]S4S3S1Ta p eTa p ePacking TapePacking TapePacking TapeS2S3S2S9S6X1Some Ref. Numbers

16-5 A9DG0PEXPacking [37MD359B/F7, LD370SSX, 37MD350B/F7]S4S3S1Ta p ePacking TapePacking TapePacking TapePacking TapeS2S3S2S9S6X1Some Ref. Numbers are

20090116 17-1 A94F0CAMECHANICAL PARTS LIST[32MD359B/F7 (Serial No. : DS1A**********)]PRODUCT SAFETY NOTE: Products marked with a # have special charac

20090316 17-2 A94F1CAMECHANICAL PARTS LIST[LD320SSX (Serial No. : DS1A**********)]PRODUCT SAFETY NOTE: Products marked with a # have special character

4-1 TVDVDN_SNSTANDARD NOTES FOR SERVICINGCircuit Board Indications1. The output pin of the 3 pin Regulator ICs is indicated as shown.2. For other ICs,

20090702 17-3 A94G2CAMECHANICAL PARTS LIST [37MD359B/F7 (Serial No. : DS2A**********)]PRODUCT SAFETY NOTE: Products marked with a # have special chara

20100225 17-4 A9DF0CAMECHANICAL PARTS LIST [32MD350B/F7]PRODUCT SAFETY NOTE: Products marked with a # have special characteristics important to safety

20100316 17-5 A9DF1CAMECHANICAL PARTS LIST [LD320SS1]PRODUCT SAFETY NOTE: Products marked with a # have special characteristics important to safety. B

20100409 17-6 A9DG0CAMECHANICAL PARTS LIST[37MD350B/F7 (Serial No. : DS1A**********)]PRODUCT SAFETY NOTE: Products marked with a # have special charac

20100630 17-7 A9DG2CAMECHANICAL PARTS LIST[37MD350B/F7 (Serial No. : DS2A**********)]PRODUCT SAFETY NOTE: Products marked with a # have special charac

20090722 18-1 A94F0ELELECTRICAL PARTS LIST [32MD359B/F7 (Serial No. : DS1A**********)]PRODUCT SAFETY NOTE: Products marked with a # have special chara

20090722 18-2 A94F0ELC803 CHIP CERAMIC CAP.(1608) B K 1µF/25V CHD1EK30B105C804 CHIP CERAMIC CAP.(1608) B K 0.1µF/25V CHD1EK30B104C805 CHIP CERAMIC CAP

20090722 18-3 A94F0ELD638 DIODE FR154 NDLZ000FR154D639 DIODE ZENER 1ZB43BB NDWZ0001ZB43D641 SCHOTTKY BARRIER DIODE SB390 NDWZ000SB390D642 SCHOTTKY BAR

20090722 18-4 A94F0ELR224 RES CARBON FILM T 1/4W J 27k Ω RCX4273T1001R225 CHIP RES. 1/10W J 22k Ω RRXAJR5Z0223R226 CHIP RES. 1/10W J 22k Ω RRXAJR5Z022

20090722 18-5 A94F0ELJACK CBA(MPW-2)R778 CHIP RES. 1/10W J 100k Ω RRXAJR5Z0104R779 CHIP RES. 1/10W J 100k Ω RRXAJR5Z0104R801 CHIP RES.(1608) 1/10W 0 Ω

4-2 TVDVDN_SNaround the flat pack-IC to protect other parts from damage. (Fig. S-1-2)3. The flat pack-IC on the CBA is affixed with glue, so be carefu

20090722 18-6 A94F0ELINVERTER ASSEMBLYINVERTER CBACAPACITORSC751 CHIP CERAMIC CAP.(1608) CH J 100pF/50V CHD1JJ3CH101C752 CHIP CERAMIC CAP.(1608) CH J

20090722 18-7 A94F0ELCN1100# CONNECTOR/JACK 1747386-1 JB17J02AP002CN1150# CONNECTOR/JACK 1747386-1 JB17J02AP002CN1200# CONNECTOR/JACK 1747386-1 JB17J0

20090722 18-8 A94F0ELQ1804 TRANSISTOR KTC3198-Y-AT/P NQSYKTC3198PQ1815 TRANSISTOR 2SA950-O (TE2 F T) QQS002SA950FQ1930# FET MOS 2SK3561(Q) IDSS100UA Q

20090722 18-9 A94F0ELFUNCTION CBAIR SENSOR CBAJUNCTION CBAR1804 RES CARBON FILM T 1/4W J 1.2 Ω RCX41R2T1001R1805 RES CARBON FILM T 1/4W J 1.0k Ω RCX41

20090722 18-10 A94F1ELELECTRICAL PARTS LIST[LD320SSX (Serial No. : DS1A**********)]PRODUCT SAFETY NOTE: Products marked with a # have special characte

20090722 18-11 A94F1ELC803 CHIP CERAMIC CAP.(1608) B K 1µF/25V CHD1EK30B105C804 CHIP CERAMIC CAP.(1608) B K 0.1µF/25V CHD1EK30B104C805 CHIP CERAMIC CA

20090722 18-12 A94F1ELD639 DIODE ZENER 1ZB43BB NDWZ0001ZB43D641 SCHOTTKY BARRIER DIODE SB390 NDWZ000SB390D642 SCHOTTKY BARRIER DIODE SB390 NDWZ000SB39

20090722 18-13 A94F1ELR225 CHIP RES. 1/10W J 22k Ω RRXAJR5Z0223R226 CHIP RES. 1/10W J 22k Ω RRXAJR5Z0223R227 METAL OXIDE FILM RES. 1W J 2.7 Ω RN012R7Z

20090722 18-14 A94F1ELJACK CBA(MPW-2)R779 CHIP RES. 1/10W J 100k Ω RRXAJR5Z0104R801 CHIP RES.(1608) 1/10W 0 Ω RRXAZR5Z0000R802 CHIP RES. 1/10W F 27k Ω

20090722 18-15 A94F1ELINVERTER ASSEMBLYINVERTER CBAC752 CHIP CERAMIC CAP.(1608) CH J 100pF/50V CHD1JJ3CH101C753 CHIP CERAMIC CAP.(1608) CH J 100pF/50V

4-3 TVDVDN_SNWith Iron Wire:1. Using desoldering braid, remove the solder from all pins of the flat pack-IC. When you use solder flux which is applied

20090722 18-16 A94F1ELCN1200# CONNECTOR/JACK 1747386-1 JB17J02AP002CN1900# CONNECTOR B2P3-VH(LF)(SN) J3VH020JG001DIODESD1000 DIODE ZENER 15BSB-T26 NDT

20090722 18-17 A94F1ELQ1930# FET MOS 2SK3561(Q) IDSS100UA QFWZ2SK3561QQ1931# TRANSISTOR KTC3198-Y-AT/P NQSYKTC3198PQ1932# TRANSISTOR 2SC2120-Y(TE2 F T

20090722 18-18 A94F1ELFUNCTION CBAIR SENSOR CBAJUNCTION CBAR1806 CHIP RES. 1/10W J 22k Ω RRXAJR5Z0223R1807 CHIP RES. 1/10W J 1k Ω RRXAJR5Z0102R1808 CH

20090926 18-19 A94G2ELELECTRICAL PARTS LIST [37MD359B/F7 (Serial No. : DS2A**********)]PRODUCT SAFETY NOTE: Products marked with a # have special char

20090926 18-20 A94G2ELC801 CHIP CERAMIC CAP. F Z 1µF/10V CHD1AZ30F105C802 CHIP CERAMIC CAP.(1608) B K 0.1µF/25V CHD1EK30B104C803 CHIP CERAMIC CAP.(160

20090926 18-21 A94G2ELD634 SCHOTTKY BARRIER DIODE SB240-B/P NDWZ000SB240D635 DIODE ZENER 24BSB-T26 NDTB024BST26D637 SCHOTTKY BARRIER DIODE SB160 NDWZ0

20090926 18-22 A94G2ELR217 CHIP RES. 1/10W J 1.5k Ω RRXAJR5Z0152R218 CHIP RES. 1/10W J 10k Ω RRXAJR5Z0103R219 CHIP RES. 1/10W J 15k Ω RRXAJR5Z0153R220

20090926 18-23 A94G2ELR771 WIRE COPPER 6111-06003-0120 XZ40C0SHG002R772 CHIP RES. 1/10W J 10k Ω RRXAJR5Z0103R773 CHIP RES. 1/10W J 10k Ω RRXAJR5Z0103R

20090926 18-24 A94G2ELJACK CBA(MPW-2)INVERTER ASSEMBLYINVERTER CBARef. No. Description Part No.JACK CBA(MPW-2)Consists of the following:----------CAPA

20090926 18-25 A94G2ELC1802 CHIP CERAMIC CAP.(1608) B K 0.1µF/50V CHD1JK30B104C1905# SAFTY CAP. 2200pF/250V KX CA2E222MR101C1910 CAP ELECTROLYTIC 390µ

4-4 TVDVDN_SNInstructions for Handling Semi-conductorsElectrostatic breakdown of the semi-conductors may occur due to a potential difference caused by

20090926 18-26 A94G2ELD1703 SWITCHING DIODE 1SS133(T-77) QDTZ001SS133D1750 SWITCHING DIODE 1SS133(T-77) QDTZ001SS133D1751 SWITCHING DIODE 1SS133(T-77)

20090926 18-27 A94G2ELR1122 CHIP RES. 1/10W J 1M Ω RRXAJR5Z0105R1160 CHIP RES. 1/10W J 100k Ω RRXAJR5Z0104R1161 CHIP RES. 1/10W J 20k Ω RRXAJR5Z0203R1

20090926 18-28 A94G2ELFUNCTION CBAIR SENSOR CBAJUNCTION CBAR1976 CHIP RES. 1/10W F 30k Ω RRXAFR5H3002R1977 CHIP RES. 1/10W F 27k Ω RRXAFR5H2702R1979 C

20100225 18-29 A9DF0ELELECTRICAL PARTS LIST [32MD350B/F7]PRODUCT SAFETY NOTE: Products marked with a # have special characteristics important to safet

20100225 18-30 A9DF0ELC810 CHIP CERAMIC CAP.(1608) B K 0.1µF/25V CHD1EK30B104C811 CHIP CERAMIC CAP.(1608) B K 0.47µF/16V CHD1CK30B474C815 CHIP CERAMIC

20100225 18-31 A9DF0ELD647 SCHOTTKY BARRIER DIODE SB240-B/P NDWZ000SB240D648 SCHOTTKY BARRIER DIODE SB140 NDWZ000SB140D649 SWITCHING DIODE 1SS133(T-77

20100225 18-32 A9DF0ELR234 CHIP RES. 1/10W F 2.2k Ω RRXAFR5H2201R235 RES CARBON FILM T 1/4W J 330 Ω RCX4331T1001R236 RES CARBON FILM T 1/4W J 10 Ω RCX

20100225 18-33 A9DF0ELJACK CBA(MPW-2)R813 CHIP RES. 1/10W J 10k Ω RRXAJR5Z0103R814 CHIP RES. 1/10W J 3.3k Ω RRXAJR5Z0332R815 CHIP RES. 1/10W J 10k Ω R

20100225 18-34 A9DF0ELINVERTER ASSEMBLYINVERTER CBAR757 CHIP RES. 1/10W J 100 Ω RRXAJR5Z0101R758 CHIP RES. 1/10W J 100 Ω RRXAJR5Z0101R759 CHIP RES. 1/

20100225 18-35 A9DF0ELD1063 SWITCHING DIODE 1SS133(T-77) QDTZ001SS133D1064 SWITCHING DIODE 1SS133(T-77) QDTZ001SS133D1065 SWITCHING DIODE 1SS133(T-77)

5-1 A94F1DC CABINET DISASSEMBLY INSTRUCTIONS[32MD359B/F7, LD320SSX, 32MD350B/F7, LD320SS1]1. Disassembly FlowchartThis flowchart indicates the disasse

20100225 18-36 A9DF0ELR1008 CHIP RES. 1/10W J 2.2k Ω RRXAJR5Z0222R1009 CHIP RES. 1/10W J 82k Ω RRXAJR5Z0823R1010 CHIP RES.(1608) 1/10W 0 Ω RRXAZR5Z000

20100225 18-37 A9DF0ELFUNCTION CBAIR SENSOR CBAJUNCTION CBAR1939 RES CARBON FILM T 1/4W J 2.2k Ω RCX4222T1001R1940 RES CARBON FILM T 1/4W J 220k Ω RCX

20100316 18-38 A9DF1ELELECTRICAL PARTS LIST [LD320SS1]PRODUCT SAFETY NOTE: Products marked with a # have special characteristics important to safety.

20100316 18-39 A9DF1ELC810 CHIP CERAMIC CAP.(1608) B K 0.1µF/25V CHD1EK30B104C811 CHIP CERAMIC CAP.(1608) B K 0.47µF/16V CHD1CK30B474C815 CHIP CERAMIC

20100316 18-40 A9DF1ELD647 SCHOTTKY BARRIER DIODE SB240-B/P NDWZ000SB240D648 SCHOTTKY BARRIER DIODE SB140 NDWZ000SB140D649 SWITCHING DIODE 1SS133(T-77

20100316 18-41 A9DF1ELR234 CHIP RES. 1/10W F 2.2k Ω RRXAFR5H2201R235 RES CARBON FILM T 1/4W J 330 Ω RCX4331T1001R236 RES CARBON FILM T 1/4W J 10 Ω RCX

20100316 18-42 A9DF1ELJACK CBA(MPW-2)R813 CHIP RES. 1/10W J 10k Ω RRXAJR5Z0103R814 CHIP RES. 1/10W J 3.3k Ω RRXAJR5Z0332R815 CHIP RES. 1/10W J 10k Ω R

20100316 18-43 A9DF1ELINVERTER ASSEMBLYINVERTER CBAR757 CHIP RES. 1/10W J 100 Ω RRXAJR5Z0101R758 CHIP RES. 1/10W J 100 Ω RRXAJR5Z0101R759 CHIP RES. 1/

20100316 18-44 A9DF1ELD1063 SWITCHING DIODE 1SS133(T-77) QDTZ001SS133D1064 SWITCHING DIODE 1SS133(T-77) QDTZ001SS133D1065 SWITCHING DIODE 1SS133(T-77)

20100316 18-45 A9DF1ELR1008 CHIP RES. 1/10W J 2.2k Ω RRXAJR5Z0222R1009 CHIP RES. 1/10W J 82k Ω RRXAJR5Z0823R1010 CHIP RES.(1608) 1/10W 0 Ω RRXAZR5Z000

5-2 A94F1DCNote:(1) Order of steps in procedure. When reassembling, follow the steps in reverse order. These numbers are also used as the Identificati

20100316 18-46 A9DF1ELFUNCTION CBAIR SENSOR CBAJUNCTION CBAR1939 RES CARBON FILM T 1/4W J 2.2k Ω RCX4222T1001R1940 RES CARBON FILM T 1/4W J 220k Ω RCX

20100409 18-47 A9DG0ELELECTRICAL PARTS LIST[37MD350B/F7 (Serial No. : DS1A**********)]PRODUCT SAFETY NOTE: Products marked with a # have special chara

20100409 18-48 A9DG0ELC804 CHIP CERAMIC CAP.(1608) B K 0.1µF/25V CHD1EK30B104C805 CHIP CERAMIC CAP.(1608) CH J 1000pF/50V CHD1JJ3CH102C806 CHIP CERAMI

20100409 18-49 A9DG0ELD638 DIODE FR154 NDLZ000FR154D639 DIODE ZENER 1ZB43BB NDWZ0001ZB43D641 SCHOTTKY BARRIER DIODE SB390 NDWZ000SB390D642 SCHOTTKY BA

20100409 18-50 A9DG0ELR225 CHIP RES. 1/10W J 22k Ω RRXAJR5Z0223R226 CHIP RES. 1/10W J 22k Ω RRXAJR5Z0223R227 METAL OXIDE FILM RES. 1W J 2.7 Ω RN012R7Z

20100409 18-51 A9DG0ELJACK CBA(MPW-2)R777 CHIP RES. 1/10W J 100k Ω RRXAJR5Z0104R778 CHIP RES. 1/10W J 100k Ω RRXAJR5Z0104R779 CHIP RES. 1/10W J 100k Ω

20100409 18-52 A9DG0ELINVERTER ASSEMBLYINVERTER CBAR756 CHIP RES.(1608) 1/10W 0 Ω RRXAZR5Z0000R757 CHIP RES.(1608) 1/10W 0 Ω RRXAZR5Z0000R758 CHIP RES

20100409 18-53 A9DG0ELC1982 ELECTROLYTIC CAP. 0.47µF/50V M CE1JMASDLR47C1990 CERAMIC CAP. B K 1000pF/1KV CCD3AKP0B102C1992# ELECTROLYTIC CAP 1000µF/10

20100409 18-54 A9DG0ELD1970 DIODE ZENER 5V6BSB-T26 NDTB5R6BST26D1971 DIODE ZENER HZS33NB2TE-EQ QDTBHZS33NB2D1972 SWITCHING DIODE 1SS133(T-77) QDTZ001S

20100409 18-55 A9DG0ELR1171 RES CARBON FILM T 1/4W J 27k Ω RCX4273T1001R1172 CHIP RES. 1/10W J 1M Ω RRXAJR5Z0105R1210 CHIP RES. 1/10W J 100k Ω RRXAJR5

5-3 A94F1DC[2] Rear Cabinet(S-1)[1] Stand Assembly(S-2)(S-4)(S-2)(S-3)(S-2)(S-2)(S-4)(S-4)Fig. D1

20100409 18-56 A9DG0ELFUNCTION CBAIR SENSOR CBAJUNCTION CBAMISCELLANEOUSB13 HEAT SINK PNA A94F0UH 1EM428121B14 HEAT SINK PNB ASSEMBLY A94F0UH 1EM42812

20100630 18-57 A9DG2ELELECTRICAL PARTS LIST[37MD350B/F7 (Serial No. : DS2A**********)]PRODUCT SAFETY NOTE: Products marked with a # have special chara

20100630 18-58 A9DG2ELC804 CHIP CERAMIC CAP.(1608) B K 0.1µF/25V CHD1EK30B104C805 CHIP CERAMIC CAP.(1608) CH J 1000pF/50V CHD1JJ3CH102C806 CHIP CERAMI

20100630 18-59 A9DG2ELD638 DIODE FR154 NDLZ000FR154D639 DIODE ZENER 1ZB43BB NDWZ0001ZB43D641 SCHOTTKY BARRIER DIODE SB390 NDWZ000SB390D642 SCHOTTKY BA

20100630 18-60 A9DG2ELR225 CHIP RES. 1/10W J 22k Ω RRXAJR5Z0223R226 CHIP RES. 1/10W J 22k Ω RRXAJR5Z0223R227 METAL OXIDE FILM RES. 1W J 2.7 Ω RN012R7Z

20100630 18-61 A9DG2ELJACK CBA(MPW-2)R777 CHIP RES. 1/10W J 100k Ω RRXAJR5Z0104R778 CHIP RES. 1/10W J 100k Ω RRXAJR5Z0104R779 CHIP RES. 1/10W J 100k Ω

20100630 18-62 A9DG2ELINVERTER ASSEMBLYINVERTER CBAR756 CHIP RES.(1608) 1/10W 0 Ω RRXAZR5Z0000R757 CHIP RES.(1608) 1/10W 0 Ω RRXAZR5Z0000R758 CHIP RES

20100630 18-63 A9DG2ELC1982 ELECTROLYTIC CAP. 0.47µF/50V M CE1JMASDLR47C1990 CERAMIC CAP. B K 1000pF/1KV CCD3AKP0B102C1992# ELECTROLYTIC CAP 1000µF/10

20100630 18-64 A9DG2ELD1970 DIODE ZENER 5V6BSB-T26 NDTB5R6BST26D1971 DIODE ZENER HZS33NB2TE-EQ QDTBHZS33NB2D1972 SWITCHING DIODE 1SS133(T-77) QDTZ001S

20100630 18-65 A9DG2ELR1171 RES CARBON FILM T 1/4W J 27k Ω RCX4273T1001R1172 CHIP RES. 1/10W J 1M Ω RRXAJR5Z0105R1210 CHIP RES. 1/10W J 100k Ω RRXAJR5

5-4 A94F1DCRemove two screws A, then short the three short lands by soldering as shown in View for A.View for AEither of two placesFPC CableChassis Co

20100630 18-66 A9DG2ELFUNCTION CBAIR SENSOR CBAJUNCTION CBAMISCELLANEOUSB13 HEAT SINK PNA A94F0UH 1EM428121B14 HEAT SINK PNB ASSEMBLY A94F0UH 1EM42812

19-1 FL9.4REVREVISION HISTORYChassis FL9.4• 2009-06-03 Corrected the Wiring 1/2 diagram on page 13-1• 2009-06-14 Individual parts numbers added for th

5-5 A94F1DC(S-8)(S-8)[7] Jack CBA[9] Jack Holder[8] Power Supply CBA[10] Digital Main CBA Unit[6] Inverter CBA(S-9)(S-10)(S-11)(S-12)(S-12)Shield Box(

IMPORTANT SAFETY NOTICEProper service and repair is important to the safe, reliable operation of all Funai Equipment. The service procedures recommend

5-6 A94F1DC(S-17)(S-16)(S-15)Hook(S-18)[16] LCD Module Assembly[14] IR Sensor CBA[15] Function CBA[11] Speaker Holder (R)[11] Speaker Holder (L)[13] J

5-7 A94F1DCTV Cable Wiring DiagramPower Supply CBAJack CBACN201CN1001CN1003CN3902CN4001CN3702CN3701CN1050CN1100CN1150CN1200Digital Main CBA UnitCN190

5-8 A94G2DC CABINET DISASSEMBLY INSTRUCTIONS[37MD359B/F7, LD370SSX, 37MD350B/F7]1. Disassembly FlowchartThis flowchart indicates the disassembly steps

5-9 A94G2DCNote:(1) Order of steps in procedure. When reassembling, follow the steps in reverse order. These numbers are also used as the Identificati

5-10 A94G2DC[2] Rear Cabinet(S-1)[1] Stand Assembly(S-2)(S-2)(S-3)(S-2)(S-2)Fig. D1

5-11 A94G2DCRemove two screws A, then short the three short lands by soldering as shown in View for A.View for AEither of two placesFPC CableChassis C

5-12 A94G2DC(S-7)(S-8)(S-9)(S-9)(S-9)[9] Jack CBA[11] Jack Holder[10] PowerSupply CBA[7] Stand Hinge[6] AC InletHolder[12] Digital Main CBA Unit[8] In

5-13 A94G2DC(S-18)(S-17)(S-16)Hook(S-19)[18] LCD Module Assembly[16] IR Sensor CBA[17] Function CBA[13] SpeakerHolder (R)[13] SpeakerHolder (L)[15] Ju

5-14 A94G2DCTV Cable Wiring DiagramPower Supply CBAJack CBACN201CN1001CN1003CN3902CN4001CN3702CN3701CN1200CN1150CN1100CN1050CN1250CN1300Digital Main

6-1 FL9.4EAELECTRICAL ADJUSTMENT INSTRUCTIONSGeneral Note: “CBA” is abbreviation for “Circuit Board Assembly.”Note: Electrical adjustments are require

TABLE OF CONTENTSSpecifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

6-2 LC7NEA1. Purity Check ModeThis mode cycles through full-screen displays of red, green, blue, and white to check for non-active pixels.1. Enter the

6-3 LC7NEAThe White Balance Adjustment should be performed when replacing the LCD Panel or Digital CBA.3. White Balance AdjustmentPurpose: To mix red,

7-1 A94F0INTHOW TO INITIALIZE THE LCD TV/DVDThe purpose of initialization is to place the set in a new out of box condition. The customer will be prom

8-1 A94F0FWFIRMWARE RENEWAL MODE< DVD Section >1. Turn the power on and press [EJECT] button on the remote control unit to put the LCD TV/DVD in

8-2 A94F0FW< LCD TV Section >Equipment Requireda. USB memoryb. Remote Control UnitFirmware Update ProcedureNote: There are two states (the User

9-1 A94F0TRTROUBLESHOOTING[ Power Supply Section ]The power cannot be turned on. The fuse blows out.FLOW CHART NO.1FLOW CHART NO.2Is normal state rest

9-2 A94F0TRCheck Q207, Q208, D205, P-ON-H1 line and their periphery circuit, and service it if defective.LCD+24.5V is not output.FLOW CHART NO.6Is app

9-3 A94F0TRSee FLOW CHART No.9 <P-ON+7V is not output.>See FLOW CHART No.9 <P-ON+7V is not output.>AL+13V(M+13V) is not output.FLOW CHART

9-4 A94F0TREV+9V is not output.FLOW CHART NO.18Is approximately +13V voltage supplied to theanode of D909?P-ON+3.3V is not output.FLOW CHART NO.15Is a

9-5 A94F0TRIs approximately +4V voltage supplied to Pin(3) of IC901?Ye sNoCheck Q901, Q902, DVD-MAIN PWR line and their periphery circuit, and service

1-1 A9DF1SPSPECIFICATIONS< LCD TV Section >< TUNER / NTSC >ANT. Input ---------------------- 75 Ω Unbal., F type< TUNER / ATSC ><

9-6 A94F0TR[ Video Signal Section ]NoIs the "L" pulse sent out Pin(1) terminal of remote control receiver (RS102) when the infrared remote c

9-7 A94F0TRPicture does not appear normally.(S-Video input)FLOW CHART NO.5Are the video signal outputted to the Pin(6, 8) ofCN302?Check the line betwe

9-8 A94F0TR[ Audio Signal Section ]Check SP801,SP802 and their periphery circuit,and service it if defective.Are the audio(L/R) signals inputted to th

9-9 A94F0TRAre the audio(L/R) signals inputted to each pin of CN301?Replace Digital Main CBA Unit.NoYe sAudio is not outputted normally.(Component Aud

9-10 A94F0TRYe sAudio is not outputted normally.(Tuner input)FLOW CHART NO.3Are the DIF signals outputted to the Pin(26, 28)of CN302?Check TU301 and t

10-1BLOCK DIAGRAMSSystem Control Block DiagramA94F0BLSAC18KEY SWITCHIC3301(MAIN MICRO CONTROLLER)DIGITAL MAIN CBA UNITIR SENSOR CBAFUNCTION CBAPOWER S

10-2 A94F0BLVVideo Block DiagramDIGITAL MAIN CBA UNITCOMPONENT-Y-INCOMPONENT-Pb-INCOMPONENT-Pr-INJK731JK732JK733VIDEO-IN4 4S-VIDEO-C-IN6 6S-VIDEO-Y-IN

10-3Audio Block DiagramA94F0BLAIC771(AUDIO SELECTOR)AUDIO(L)-OUTAUDIO(R)-OUTHDMI-AUDIO(L)-INHDMI-AUDIO(R)-INJK721JK722JK871JK872COMPONENT-AUDIO(L)-INC

10-4Digital Signal Process Block Diagram [32MD350B/F7, 32MD359B/F7,LD320SSX, LD320SS1]A94F0BLDDIGITAL MAIN CBA UNITIC3301 (DIGITAL SIGNAL PROCESS)IC39

10-5Digital Signal Process Block Diagram [37MD359B/F7, LD370SSX, 37MD350B/F7]A94G2BLDDIGITAL MAIN CBA UNITIC3301 (DIGITAL SIGNAL PROCESS)IC3901 (TININ

1-2 A9DF1SP<DVD Section>< DVD >Note: Nominal specifications represent the design specifications. All units should be able to approximate t

10-6Inverter Block Diagram [32MD350B/F7, 32MD359B/F7, LD320SSX, LD320SS1]A94F0BLINVINVERTER CBACN1001 PROTECT310BACKLIGHT-ADJ12VCOM2BACKLIGHT-SW11TO S

10-7Inverter Block Diagram [37MD359B/F7, LD370SSX, 37MD350B/F7]A94G2BLINVINVERTER CBACN1001 PROTECT310BACKLIGHT-ADJ12VCOM2BACKLIGHT-SW11TO SYSTEMCONTR

10-8Power Supply Block Diagram [32MD350B/F7, 32MD359B/F7, LD320SSX,LD320SS1]A94F0BLPHOT COLDPOWER SUPPLY CBAHOT CIRCUIT. BE CAREFUL.Q602SWITCHINGCONTR

10-9Power Supply Block Diagram [37MD359B/F7, LD370SSX, 37MD350B/F7]A94G2BLPHOT COLDPOWER SUPPLY CBAHOT CIRCUIT. BE CAREFUL.Q602SWITCHINGCONTROL143 2IC

10-10DVD System Control / Servo Block DiagramA94F0BLSDIC301(SERVO DRIVE)CN301MSLED MOTORMSPINDLE MOTORIC101(MICRO CONTROLLER)+-+-+-+-+-+-+-SLEDMOTORDR

10-11 A94F0BLDDC16D18A17B15DVD-LD 8CD-LD 10PD-MONI 7FS(+) 2FS(-) 3TS(+) 1TS(-) 4CN201CN201CN201IC201(SW)IC101 (MICRO CONTROLLER)FSFS(+)CD/DVDFS(-)TS(+

11-1 FL9_4_SCSCHEMATIC DIAGRAMS / CBA AND TEST POINTSStandard NotesWARNINGMany electrical and mechanical parts in this chassis have special characteri

11-2 FL9_4_SCLIST OF CAUTION, NOTES, AND SYMBOLS USED IN THE SCHEMATIC DIAGRAMS ON THE FOLLOWING PAGES:1. CAUTION:CAUTION: FOR CONTINUED PROTECTION AG

11-3A94F0SCM1Power Supply 1/4 Schematic DiagramNOTE:The voltage for parts in hot circuit is measured usinghot GND as a common terminal.CAUTION !Fixed

11-4A94F0SCM2Power Supply 2/4 Schematic Diagram

2-1 TVDVDN_LBSPLASER BEAM SAFETY PRECAUTIONSThis DVD player uses a pickup that emits a laser beam.The laser beam is emitted from the location shown in

11-5A94F0SCM3Power Supply 3/4 & Jack Schematic Diagram

11-6A94F0SCM4Power Supply 4/4 Schematic Diagram

11-7A94F0SCINVInverter Schematic Diagram [32MD359B/F7, LD320SSX]NOTE:The voltage for parts in hot circuit is measured usinghot GND as a common termina

11-8Inverter Schematic Diagram [37MD359B/F7, LD370SSX, 37MD350B/F7]A94G2SCINVNOTE:The voltage for parts in hot circuit is measured usinghot GND as a c

11-9Inverter Schematic Diagram [32MD350B/F7, LD320SS1]A9DF1SCINVNOTE:The voltage for parts in hot circuit is measured usinghot GND as a common termina

11-10A94F0SCFFunction Schematic Diagram

11-11A94F0SCIRIR Sensor & Junction Schematic Diagram

11-12A94F0SCD1Digital Main 1/5 Schematic Diagram [32MD350B/F7, 32MD359B/F7, LD320SSX. LD320SS1]The order of pins shown in this diagram is different fr

11-13A94F0SCD2Digital Main 2/5 Schematic Diagram [32MD350B/F7, 32MD359B/F7, LD320SSX, LD320SS1]The order of pins shown in this diagram is different fr

11-14Digital Main 3/5 Schematic Diagram [32MD350B/F7, 32MD359B/F7, LD320SSX, LD320SS1]A94F0SCD3The order of pins shown in this diagram is different fr

3-1 LTVN_ISPIMPORTANT SAFETY PRECAUTIONSPrior to shipment from the factory, our products are strictly inspected for recognized product safety and elec

11-15Digital Main 4/5 Schematic Diagram [32MD350B/F7, 32MD359B/F7, LD320SSX, LD320SS1]A94F0SCD4The order of pins shown in this diagram is different fr

11-16Digital Main 5/5 Schematic Diagram [32MD350B/F7, 32MD359B/F7, LD320SSX, LD320SS1]A94F0SCD5The order of pins shown in this diagram is different fr

11-17Digital Main 1/5 Schematic Diagram [37MD359B/F7, LD370SSX, 37MD350B/F7]A94G2SCD1The order of pins shown in this diagram is different from that of

11-18Digital Main 2/5 Schematic Diagram [37MD359B/F7, LD370SSX, 37MD350B/F7]A94G2SCD2The order of pins shown in this diagram is different from that of

11-19Digital Main 3/5 Schematic Diagram [37MD359B/F7, LD370SSX, 37MD350B/F7]A94G2SCD3The order of pins shown in this diagram is different from that of

11-20Digital Main 4/5 Schematic Diagram [37MD359B/F7, LD370SSX, 37MD350B/F7]A94G2SCD4The order of pins shown in this diagram is different from that of

11-21Digital Main 5/5 Schematic Diagram [37MD359B/F7, LD370SSX, 37MD350B/F7]A94G2SCD5The order of pins shown in this diagram is different from that of

11-22A94F0SCDV1DVD Main 1/3 Schematic Diagram 1 NOTE: Either IC461 or IC462 is used for DVD MAIN CBA UNIT.

11-23A94F0SCDV2DVD Main 2/3 Schematic Diagram

11-24A94F0SCDV3DVD Main 3/3 Schematic Diagram

3-2 LTVN_ISP3. Design Alteration Warning - Do not alter or add to the mechanical or electrical design of this TV receiver. Design alterations and addi

11-25TM601TM60212C7A3 A3BA94F0F0102 6 A//WHITE/BLACK/REDRISK OF FIRE-REPLACE FUSE AS MARKED/RED/WHITE/RED/WHITE/ORANGE/RED/WHITE/RED/BLUE/GREENBLACKJA

11-26F6014A/125VABCE3D4FGCOLDABCE3D4FCN602HOTABCE3D4FHOT3.5Vfor1.8VGNDGNDGNDGNDGNDGNDGNDGNDGNDGNDGNDGNDGNDGNDGNDGNDGNDGNDGNDGNDGNDGNDGNDGNDGNDGNDGNDGN

11-27BA94F0F01035-AInverter CBA Top View [32MD359B/F7, LD320SSX]NOTE:The voltage for parts in hot circuit is measured usinghot GND as a common termin

11-28BA94F0F01035-AInverter CBA Bottom View [32MD359B/F7, LD320SSX]NOTE:The voltage for parts in hot circuit is measured usinghot GND as a common ter

11-29PANEL+15VVSENSFREQ-CTRLFREQ-CTRLVSENS82V/POWERGNDFREQ-CTRLISENSVREFSW+15VRT82V/POWER82V/POWER82V/POWERBA94G0F0103 4 AC7A3 A3J1020TO OVPTQ1500C131

11-30J1020TO OVPTQ1500C1311J1021LVPTBC1301Q1501C1312J1022Q1502C1313J1023Q1503Q1310J1024AMP-Q1504C1315Q1311J1025FREQ-CTRLQ1505C1316J1026VREFC1317J1028T

11-31BA01F4F01031-AInverter CBA Top View [32MD350B/F7, LD320SS1]NOTE:The voltage for parts in hot circuit is measured usinghot GND as a common termin

11-32BA01F4F01031-AInverter CBA Bottom View [32MD350B/F7, LD320SS1]NOTE:The voltage for parts in hot circuit is measured usinghot GND as a common ter

11-33BA94F0F01035-BFunction CBA Top View [32MD359B/F7, LD320SSX]Function CBA Bottom View [32MD359B/F7, LD320SSX]

11-34BA94G0F0103 4 BC7A3 A3CL103BR108R109R111R112R113R114R115SW151SW101ASW152SW101BSW153SW154SW155C108R151SW103AR152SW103BR153R154R155R156SW104ASW104B

3-3 LTVN_ISPPrecautions during ServicingA. Parts identified by the # symbol are critical for safety.Replace only with part number specified.B. In addi

11-351ABC1ABCBA01F4F01031-BFunction CBA Top View [32MD350B/F7, LD320SS1]Function CBA Bottom View [32MD350B/F7, LD320SS1]

11-36BA94F0F01035-CIR Sensor CBA Bottom View [32MD359B/F7, LD320SSX]IR Sensor CBA Top View [32MD359B/F7, LD320SSX]

11-37CL102BCL103CR123R124R127R128RS102C113D104D105D106J106GNDPOWERDVDSTD BYR125R126C110C111C112C114C1151ABC7A3 A3BA94G0F0103 4 CCL102BCL103CR123R124R1

11-381AB1ABBA01F4F01031-CIR Sensor CBA Bottom View [32MD350B/F7, LD320SS1]IR Sensor CBA Top View [32MD350B/F7, LD320SS1]

11-39BA94F0F0102 6B/RED/WHITE/YELLOW91CL701BJK751JK752JK753JK7541AB19CL701BJK751JK752JK753JK754R751R752R753R754R755R756R757R758R759R760R761R762C751C75

11-40CL102ACN101CL102ACN1011AB1ABBA94F0F01035Junction CBA Top & Bottom View [32MD359B/F7, LD320SSX]BA94G0F01034Junction CBA Top & Bottom View

WAVEFORMSLC7NWF112-1Input: NTSC Color Bar Signal (with 1kHz Audio Signal)WF1 ~ WF7 = Waveforms to be observed atWaveform check points.(Shown in Schem

LC7NWF2Input: NTSC Color Bar Signal (with 1kHz Audio Signal) DVD Video (Play MODE) WF8 ~ WF13 = Waveforms to be observed atWaveform check

A94F0WI113-1INVERTER CBATU301 TUNER UNITHDMI- AUDIO(L)-INHDMI- AUDIO(R)-INAUDIO(L) -OUTAUDIO(R) -OUTAC601AC CORDPOWER SUPPLY CBADIGITAL MAIN CBA UNIT

A94G2WI1Wiring 1/2 Diagram [37MD359B/F7, LD370SSX, 37MD350B/F7]INVERTER CBATU301 TUNER UNITHDMI- AUDIO(L)-INHDMI- AUDIO(R)-INAUDIO(L) -OUTAUDIO(R) -O