Service Manual
Contents
1. A B D E ASDAT2 MUTE_DAC Main Board Electric Diagram for DVP3126 64 65 94476 DVP3120K 55 MT1389D TQEP216 TP1 817 750K RFGND AR 2CH USE ASD2. 5 4 3 2 1 En 1 ASDAT2 MUTE_DAC Main Board Electric Diagram for DVP3ti 4 Qed YYP3120K 55 MT1389D TQFP216 Da PT TP1 R15 750K RFGND SCART 2CH USE ASDAT2 Ye 6CH USE AR z rk RFGND Ei El k Y Y4 3 i Q9 ASPDIF S 94 t Spo poko XO R17 100K XTALI o S IS A SCARTI RESET C27 2200 C28 RFGND LADY tS 1ouF tev 630 T peso O uF N C Yi E 5 Le a ASDAT2 1 sls D 10uF 1500p ASAT 19 R20 esok oro O ADIN Tee x 8 3 8 CE1 ASDATO SSES p Hz RFGND rrvoos 8 48 ALRCK C32 C33 RFVDD3 gt 35 E PE cBl D5 L25 c3 Va 22p 22p 9 ER 3 A ADACVDb3
3. A B 6 D Main Board Electric Diagram for DVP3120 51 55 94 75 DVP3120K 55 Audio out R90 AM AM a ee 30K C100 180 1 i 12VA 12VA d R160 100 9012 013 AL Sr 2 b Wee 23 do 4 6 470 I I aL 1 3 3K T AC 1 Wi 184148 10uF 16V 10K 5 IN I D14 P 10uF 16v CE22 c 1 2 c101 NJM4558 OPA MERE d Ro7 A_MUTE q z C102 R96 1N4148 2700P Taza R98 9014 m 100K 40K R99 SOT 23 d ng CE24 Al 1 12VA 470 CE25 Al 1 12VA NK NK 2 XxX CE26 cl A CE27 DI i CE40 A3 015 2 soi en Ser BS I DV33 R101 4 12VA R102 CN8 D2 184148 us A NC C100 ex C103 180p 0101 ci CE25 1 R104 12VA C102 D1 l 3 3K 470uF 6 3V i cba ex i x 26 R106 R107 ua des R108 c104 2 AR CB jt 4 La Y 470 C105 D2 x ana CARD 10k s s EIE 1K 1 cize 2 9012 016 10uF 16V 10uF 16v C125 B3 we A muTE NJM4558 OPA 1 R110 AMUTE Q15 C105 C126 B3 1N4148 0104 12VA 10K 9014 1 2700P R111 SOT 23 4000P C127 B3 112 470 c128 B3 M NE 100K i A A A 2 X C129 B3 i i C130 B3 i C131 C2 mute MUTE Ro C132 C2 8113 10K l 0124 R452 R153 C133 A3 1 ASPDIF yy ASPDIF T R COAX
4. flox nc B Ds Q4 sE cal 2 LE CE9 A3 Q5 85 R24 R25 E heuilvpoa 150K 150K 7 7 T 14558 4 ers H A 19 2 Ex CE10 A3 Q6 BS m al gg 8 E 11 7 al l l l lu El se 9 el ele 58 23 o cs 8 E ki a k l 2 amp I CE12 B4 65 amp 5 Se le S 20 el Sell sa CE13 B4 Q9 ps oK SP R30 1 2 S S SER el lt T CE14 B5 010 SPE d otuF 4rur tev T odur De e TE E B 2 CE15 C5 RN1 D3 LIMIT 3 n T CE16 C5 R15 A4 CE17 C2 R16 A2 5 olddata of of of ol ny cd cl ot of a a sas Sut 6 SS BG EG EE EE SENSSESHEFSENSES548888 our 75029 put these part L6 L7 C49 C53 near 4 CE19 D4 R18 A4 ichz2 0mm amp 3 R3 the EMPG IC as possible P 85985958288985 2 5820 92922945 8020 29828990 5858 B22x25 P CE20 D3 R19 A2 SEELEN EES S as a o n90020 eet e 20 here 0425 808080 Tess 27 as R20 as a SR E H gern ag 225 e 5 486 6 ag 2322 BS R21 A5 C45 tuF 16 18 100605 c2 R22 B C46 THuF Pu E AGLE aed L ABCK CN6 D2 R23 Fono AA sa 4 oe pyss isa UE C49 5 15p A4 n s Tes 090 HuF PS Gproq I TRIN 10 626 a4 R25 esc ua 7 157 TRCLOSE C27 A5 R26 AS FOND MN pvopie 188 use 0 20 B C28 AS R29 9 155 S ADI0 71 HD 62 C51 120pF A 10 he RM 154 MAS lt lt gt ADI0 7 D
5. ie aon i 4 w A C105 106 Joo Gm om Jeng 111 AR DR MR N4148 M ou 4 baue 04 1000P fo tuF bur t nm 100p 4 4 4 SCART 21PIN 100p 4 2 6 17 6 17 5 4 2 1 Main Board Electric Diagram for DVP3120 05 12 DVP3120K 55 AUDIO OUT R106 5 1K 1 014 680PF 12VA 12VA R108 USB R109 CE25 R140 100 16 D21 LOUT 4 26 470 26 As H EL JC E ML CE27 AS R107 V 1N4148 4 7K 1 22uF 16V CE28 B3 D22 9012 NJM4558 OPA CE30 D4 NEM A C117 CN9 B2 OTI EE R113 L_ 12va R111 R112 1N4148 10K 10k 1000pF ZA 100K pi 116 vA C117 A2 LOUTE c118 A3 CE26 R114 6116 8115 A C119 A3 4 74 1 33096 51K1 MUTE L 017 0121 52 10uF 16v ibd E 9014 12VA R116 SOT 23 122 B3 SY 470 C123 83 023 A 12VA C124 B3 DV33 R118 018 I c125 B3 100 1N4148 ze ag 9012 v4 6127 D4 6627 12VA di A S as 3 3K 470uF 6 3V 12VA D23 AS 51K 11 680PF Dit BE A2VA D25 84 E D26 B4 CORB ERO 016 As 2 A_MUTE USA R124 Se E DV330 ROUT R123 CE28 470 018 A4 184148 1 FR MR M
6. the CN6 connect condition CN6 PIN 4 CLK CN6 PING DOUT Check whether bad solder ex on U301 and pins of LED 2 Check whether the circuit connected to K302 K303 K304 and K301 is broken 3 Check whether R300 R301 and R302 are open circuit Correct connection Replace U301 or LED 4 17 Trouble shooting chart istorted audio and loud noise Remark Trouble shooting chart for DVP3120 05 12 Distorted audio and loud noise Check the power supply voltages 12V and 12V to the decode board are normal No Correct connecti on Check whether the muting transistor Q17 Q20 are normal No Replace Q17 Q20 Checking the U8 leads the feet has no to break carect connection to open Yes y Replace U1 if the clock signal AOUTO ABCK and ALRCK output by 1 are normal SACLK waveform SBCLK waveform SLRCK waveform FEE IO EUR No sad i Check whether the 1 or U9 powersupply normal Replace U1 or U9 4 18 Trouble shooting chart Abnormal color of video picture Remark Trouble shooting chart for DVP3120 05 12 Abnormal color of video picture heck 27MHz output signal is whether No Check Y1 R17 C32 and 33 normal Check whether the 3 3V and 1 8V power supply voltages on the decoder board are normal No Check other of power supply electric circuit Check whether the
7. c92 cos VIDEO OUT R105 C2 MA l baq La Da ves rl r Dos r 0 1 x 0 1 0V TV MODE ov ma A2 MAS A4 DQ4 Daz MAT A6 pas LJ pag 47 47 1 47 47pF D e xu vi ss ay poz 12_P00 VE A pas di Bs 0 0 0 12V 9 5V 127 4 3 OV CVBS us A8 Das L e MAI 22 A10 AP DQ10 ii Dar 56 4 9 DQ9 A11 DQ11 U7 cs MAIS__20_ A10 DQ10 EA 20 BAO A13 0012 pae Do 0 0 1 6V 5V 8V 16 9 ov CVBS x m2 BA A11 DQ11 0012 1 12 0013 0014 Las DI 51 Dom SDCLK 35 0012 Fig DQ13 SDCLK 38 c 0014 Ces 0015 SDCKE 34 ChE 0013 Lag Dara SDCKE 37 s Vas SIL pais 42 DE m SCART AESCART NA PRE DCS 18 SD33 DCSE 19 2 a DRASE 47 CS_ DRASE 4g CS vec SCARTIAISCART2H HH DOSE CAS vee SE vee 1 SCART1 Hl fTTESDTANDBY W1 DWER 15 o V SD33 DWER 16 CAS 5033 A CN8 vcca vcca 013 014 015 C100 aH VCCQ Dane DQML vcca Y A A A 22M 36 vcca 981 82 box vcca AUF V vcca vcca sues pani N4148 1N4148 N4148 AL Ne vssa Nc vssa VM vour LR S_CVBS Y vss sca vss Vasa BENKGND 6101 Em vss vssa vss vssa BOARD pink ON vss R SAN 4Tp E X 7 4 DATAGND ee ESMT M12L16161A 7 ESNT II DIRI Soup LB 4 SDRAM64M DATA EET Son amp al b x GEKOUT 19 C103 fiN414 SCART8g swwirch GGND S pu A E b 5033 AIL gt BOND 20 104 Nata
8. 120 c3 7 32 AT 619 09 Tag 2N3904 SOT 23 10 16 680p NE 11 A12 A10 D10 91 M 2 A13 4 At D11 39 DV33 m RA Ke Pas Q12 B2 414 31312 012 121 ATpFINC ak 12VA 013 B2 A15 2143 013 24 FLASH VCC 150 R89 914 c2 A16 A DIE SCART CON Dis doz FLASH VCC 17 qa 415 TR V A18 Ae en R90 R91 R73 A2 A19 18 411 WPIACC Us 680 680 R93 su 093 R74 AN 9 m 47K Ns BYTE C94 m Voc cea T 680 m R A R et vee odur Ne ag ERRO WPR mp SURE R97 1K 0603 K 0603 47 16 z TE El 27 ne sc e SDA SCL 2 OE GND1 uF 0 1uF GND SDA SDA E A WE GND2 08 R79 KR EEPROM 24016 R80 FLASH o Zd RESET SOP8 eat Ae R100 STM29W160 MX29LV800 160 NC 0 1K 0603 TSOP 48 pin Y R83 B2 R84 B2 8M 16M 32M FLASH 1 Peer es 55 z L20 1 8UH OR 4 R86 2 Ye lt R87 B2 c99 8102 R88 B3 8103 Mis d R89 B2 10K 150 A4TpFINC 104 B Q15 R90 B SCART2 gt gt not cri 2Na904 8OT 23 Sea Sp 93 B2 RIS 10K R94 52 95 B2 NZ R96 85 97 82 CN7 R98 B2 Us el ECART CON SCARTI SCART2 SCARTS SCART16 R99 82 uz cves 3 R100 B4 MAO pao 23 807 ume 4 1 0 0 12V 9 5 12V 4 3 3V RGB MAO 21 2 DO7 Maz 25 A paa DOS RNO 5 See Mi 2241 bat 3 D86 bas P 1 0 1 6V 5V 8V 16 9 3V RGB MA2 23 DOS 20 E R104 C2 MA3 241 22 002 F paz MAS gol 74 Dar Daz C85 ces
9. 18 20 22 23 Note Only the parts mentioned in this list are normal service spare parts Part Name S T Screw B2 6X8 BF Machine Screw Triangle M C Screw 3 6 Triangle M C Screw B3 6 S T Screw B 3 X 8 BF Triangle M C Screw B3 6 Triangle M C Screw B3 6 S T Screw B2 6X8 BF S T Screw B2 6X8 BF Q ty 8 1 REVISION LIST Version 1 0 Initial release Remark This Service manual only for Philips Service repairment Please Don t transmitte or forward it to others
10. 29 R30 AB D 1L M6 RAS 153 MAG PRD PRD S C30 R31 MD RAS s MAT PWRE PWR BI c31 R32 KHM313 C51 NC 13 op DVDD3 151 A PCEF PCER BI 632 A4 R33 B5 14 450 MAS RAS 149 MAI FLASH C33 A4 R34 B5 SD ON 148 MATT MAT BI C34 R35 B5 vera 1I corop ke AL DCKE gt 15 3 635 R36 B5 E 18 Ti RCLK 148 T BAA C36 as R37 BS 2 E 194 TPI DVSS mn 20 Mon RAS 144 MA3 C53 0 1 Dou A el 637 AS 38 85 MDIZ 211 Mpiz pvss 18 4 HS DLK Bl C38 A4 R39 B4 283904 REASV RFVDD3 1502 2211002 Raz 114 MAS 10 C39 R40 84 H 31 601 RA1 41 MAT DE ncKE BI R33 100K R34 10K 1 RFVDD3 4 140 MAO CASE See B C40 R41 B4 ATuFI6v P RFOP 25 5003 AO Lise MATO 5 15p RASH Race H 41 as R42 c2 RFOND TP8 EEN 28 1 RELVURFON pvpD3 138 4l Bat ES es BI 042 A4 R43 c2 1266 1 3 L seno 137 BAD E css Bl 43 A4 R44 V20 9 epee 135 CS C44 R45 Ben C54 13 MREFO RASH 134 BASE A Ao Ae 2 Teo FEO DVDD18 122 Ask 46 R47 c3 eu mm 22 cas 132 RFGND 47081165 ISLV 35 131 WER 47 A4 c4 d aa R36 100K C55 OPO MEN Ss 120 J C48 A4 R51 c4 MA opi DQM1 129 SAL SCL BI 49 R52 c4 SE m 36 Op INP RD8 128 Dos 5 SDA BI RFASV DMO 37 e 127 DQ9 C50 84 R53 c4 1 RFGND FMO 38 PMO PERO 126 0610 C51 B4 R54 c3 LB C56 R39 R40 TROPEN 39
11. us ue MAO 23 2 007 MAO 21 2 Dar MA 24140 Doo 4 DQ6 MAT 2140 000 F3_ 666 MA2 25 001 5 005 MA2 23714 pal Das MA3 z 002 Dad MA3 24 A2 002 Das 29143 bas H pas MA 27 003 DAI MA5 30 M 004 Hic paz MAS AS Da4 8 662 MAS 005 0 MAG 2042 005 11 661 MA7 32 146 006 Ho go 146 006 42 660 DQ Das ga 007 Tap DAS MA9 4 148 DOS 44 DQ9 CN6 32 148 008 Fio 669 MATO 22149 009 DQ10 MATO 20 149 009 Ey 0610 MATT as A10 AP Dato Faz 0011 DBAO 19 410 0010 43 6611 DBAO AT pat 0012 11 0011 DATZ DBAT BAQ A13 0012 Hi pa SDCLK 0012 pais TT BATA12 Do E SDCKE 34 CLK 0013 Fig DATA SDCLK 38 0014 Ce DATS CKE 0014 Ges SDCKE a CLK DQ15 Dest 18 pais SD33 5033 DRASE D Ras vec H 3 pest 15155 Wee VIDEO OUT DCASH 16 TDRASE 18 DWER 15 CAS Nee SD33 DCAS 17 RAS ver E DWE CAS Ho 5033 16 DOMO vcca WE pom H Dam veca DOMO veca AA pamH vVCCQ DOMT DQML VCCQ MI 39 dam vcca 38 nc vcca 3 wc VSSQ 38 Nc VSSQ 404 ne VSSQ vss VSSQ VSSQ VSS VSSQ vss VSSQ vss VSSQ E E vss ESMT M12L16161A 7 gt ESMT M12L64164A SDRAM64M 5033 o C93 C94 cos C96 7 cog 99 Km 10 1uF T1000P Ener air 5 6 B A 6 11 6 11
12. waveform No Change CE17 R47 Check if the reset circuit consisting of CE17 R47 D2 L30 is normal at a high level for tens of milliseconds then constantly at 0V 27M waveform 7 No Crystal oscillator Y1 and Check whether there is i Je CH 27MHz signal output peripheral components if are defected or eroded Check whether short circuit or bad solder on U3 U6 No Check if there is 115MHz signal output on L7 SDRAM L7 SDCLK waveform Yes Reconnect the component in short circuit Check U4 4 10 Trouble shooting chart No display on LED and buttons do not vvork Remark Trouble shooting chart for DVP3120 51 55 94 75 DVP3120K 55 No display on LED and buttons do not vvork Check vvhether there is correct contact between CON301 and CN5 No Correct connection Check VCC 5v Fix power supply board top voltage on the power a power supply for should and front board electric circuit Check there are CS DATA and CLK signals on Check the UT s pin 92 94 95 arrive CON301 on the front the CN5 connect condition board CNS PIN 2 CLK CN5 PIN4 DOUT 1 Check whether bad solder exi on U301 and pins of LED 2 Check whether the circuit connected to K302 K303 K304 and K301 is broken 3 Check whether R300 R301 and R302 are open circuit Correct connection Replace U301 or LED 4 1
13. 1 RC 996510001806 REMOTE CONTROL for DVP3120 55 12 51 1 996510001200 Ass y Power Board for DVP3120 51 AV Cable 996510001106 VIDEO CABLE 1500mm for DVP3120 51 55 1 996510001190 Ass y Power Board for DVP3120 55 78 94 Ass y Power Board for DVP3120 78 996510001820 Ass y Power Board for DVP3120 94 Cable CON301 996510001172 HS 9PIN 1 19 Ass y Main Board for DVP3120 05 12 1 996510001171 2P HS 1 Ass y Main Board for DVP3120 51 CN1 996510001169 TJC3 7Y SCN 7P L 80MM 1 Ass y Main Board for DVP3120 78 CN3 996510001108 46 39912C 24XGA 1 996510001819 Ass y Main Board for DVP3120 94 J1 996510001192 PH 5Y PH 5Y L 130MM 1 996510001804 Ass y Main Board for DVP3120 55 21 996510001680 Pad 4 23 996510001164 Assy Front Board for DVP3120 05 12 51 55 94 1 7 3 DVP3120K XX Mechanical Exploded Vievv Remark It s a general Mechanical Exploded View for DVP3120K XX Detailed information please refer to Model set Ass y1 is the assembled component for location 1 3 4 5 26 ENCASING 8 ACCESSORIES PARTS LIST No Ass y1 11 14 16 17 19 21 24 25 12NC No 996510001163 996510001229 996510001682 996510001175 996510001680 996510001164 Part Name Front Panel Ass y Front Door Ass y Ass y Switch Board Bottom Cabinet Loader Top cover Power Cord Rear Cabine Ass y Power Board Ass y Main Board Pad Ass y OK Board Ass y Front Board Q ty SCREW LIST No 12NC No 7 10 12 13 15
14. CN8 Cisa x3 100 75 1 0 1uF 6331 013 81 c2 R154 COAX 4 I 100p ML a D14 Al i 100p 110 ME 5 D15 Al R LLL 1 mute circuit VZ AUDIO OUT D16 B 2 L20 A3 A Q11 A1 J 012 D1 013 B1 Q14 A2 Q15 D2 RN4 A3 R90 CI R92 CL R93 c R94 D1 R96 Al R97 Al R98 D1 R99 D1 R101 Al R102 CL R104 Al R106 c R107 c R108 D1 R110 D2 R111 D2 R112 B2 20 CE40 R113 A2 DV33 z R147 A3 500 J Ried R148 B3 s BUI AN un De CE41 10uF 91 T R149 A3 i Mic R150 B3 10K L 7 ACLK 5 21 HS R151 B3 SDO vL REF GND ALRCK I 2 4 Spout va pat 8151 1006 R152 C2 ABCK on ANR 2 3 R153 2 RNF 354 t vo va Hi SCLK Fa R154 2 LRCK RST R155 A3 55340 C133 2134 RESET R160 Al R155 RESET ciz5 1 ctas ctor 0128 C 29 oan UTA c NC OtuF odu 2200p fuF 0166 Out 1uF 78 Z M Ull B3 NK 2 SDO PULL 125 MO M1 PULL UP CLOCK SLAVE ALL SPEED MODES A B 6 5 6 12 6 12 Main Board Print Layout Top Side for DVP3120 51 55 94 75 DVP3120K 55 SY DX 18 Bi Sy j E 24 4 E fadt m gt m I 2 F T 2 la A OS DEE Et Main Board Print Layout Bottom Side for DVP3120 51 55 94 75 DVP3120K 55 2 poo ci G CS ci ou LI 6 14 6 14 Main Board Electr
15. D4 Lee VCC AUDIO ovcc_aupio 30mA Rll D4 c6 E R12 D4 FLASH_VCC R13 D4 Ou pau L5 500 RI R2 3 i R14 D4 2K x D2 22K DV33 ct Lee TO POWER BOARD y 0 1uF ATUF 16v 1414 R4 e Imax 800 R5 0 E gt 4 7K 1 i GR 121 86 1 t LED PCON Q2 PCON gt Na BT3904 3 4 7K 44 P12V R7 Sr t 22k 6 3 LED PCON 7 T L STBY GND AGND VGND RFGND MGND CON7 2 5mm po km 12 Working Ou Dip ut R8 13 AUF 12V Ah NC 12VA al Sl VGND GND a 1 R9 100 0805 1s 8550D ea R10 CES 0 tuF 12V 12V 10 M RU 100uF 16v 12V 12V 10 R12 A TM 5V 5V 2 5 Ln 4 E cts C20 c22 Jena 622 01 01 ba 0 tuF baue AZVA 4 4 4 t BE R14 100 0805 A Y 617 ces Je 100uF 16v 0 tuF 7 5 4 2 6 15 6 15
16. No Check the connection Correct connection between U1 Yes Replace U1 or loader 4 15 Trouble shooting chart Only DVD disc or only disc except DVD can be played Remark Trouble shooting chart for DVP3120 05 12 Only DVD disc or only disc except DVD can be Played Check the FFC connection between 24pin and the loader Check the loaded circuit Check laser voltage 2 3V output on Collector of Q7 if Check the solder status on U1 and ipheral pin22 of Utis at low level POOBUSTaEGSITIPORSRIS Yes Check whether there is voltage variance on A pin 23 of 1 peripheral components check if bad solder exist on U1 and Check whether pins of U1 and peripheral Replace the bad spare parts components are badly soldered defected Check Q7 whether in good condition No Correct connection Change U1 or the loader 4 16 Trouble shooting chart No display on LED and buttons do not vvork Remark Trouble shooting chart for DVP3120 05 12 No display on LED and buttons do not vvork Check vvhether there is correct contact between CON301 and CN6 No Correct connection Check VCC 5v voltage on the power and front board No Fix power supply board top a power supply for should electric circuit Check there are CS DATA Check the U1 s pin 92 94 95 arrive and CLK signals on CON301 he CN iti
17. TROPENPVVM RD11 125 Dati 52 4 55 3 500 vipa R 40 124 0612 PVVMOUTT ADINO RD12 655 B2 R56 DS cera i TRO 411 TRO DVDD3 123 Tr 1 FOO 42 FOO RD13 122 DQ13 C54 B4 R57 D5 OuF 16v FG ADIN1 14 121 Ta C55 54 R58 DS 1 RFGND 120 L2 LD DVD Sech DS 119 0015 ASDATO EN 26575 BS D4 RFGND 3 T v18 Zeie GC 118 DOO ASDATTSSASDATI C57 85 R60 D2 4 AVCC1 4 1 10A2 np1 117 p ASDATZ ASDAT2 C58 5 R61 D2 116 Very Important to 45 DVDDT8 RD2 USDA igo 33 i Cen c4 R62 3 1 reduce Noise CO 10A3 DVSS r5 003 vske R533 x MO C61 c4 R63 D3 4 50 Mee NN RII 33 8 AS 51 ions RS na DO4 ALRCK AREE 662 c4 R64 D5 Lu 52 106 RDS 112 Dos sae C63 c4 R65 D3 m 83 087 806 F T Dar 82 5 ABCK 665 D2 R66 D3 HIGHAO Boch 109 DAMO c66 D2 R67 D4 os o292 99z E Le d E o MUTE_DAC een p2 Sep Ds a zer mere egeke Bifsistzono E ad EAS es Res 8 resto 30 858838834855 OSS SE WE LS RESET R42 29 DI Hiep C58 ET mE 8989x8zrrrr 0990899822222220282x895555655585555560 amp xr28 SRA A gt RESET C69 D2 R70 D3 CN3 tiro 100 R44 100 agg PCON LED1 c70 D3 R71 DS Gs ed EISE EE ER ER GER EE EE EE EE EE EE EE EE ME Seen SE EE SMD0 5 TOP 19 A18 MT1389D DV33 T A19 MT1379 AUDIO INTERFACE C72 D4 R150 B2 53 RF ND RF ND oun 1 c73 R151 62 674 52 TP1 A4 227 Q7 9012 LDO2 K
18. Trouble shooting chart Spindle motor does not move Motor no move Go Check the FFC connection between 24P and the loader Yes Check whether RFA5V 5V voltage is normal Yes Check whether laser voltage 2 3V for DVD amp 1 9V for CD on Collector of Q7 and Q8 Yes 1 Whether voltage on pin 129 6 U1 varies between 0 and 3 3V 3 3V for CD and OV for DVD 2 Whether peripheral components are eroded or badly soldered Haveno focus Yes Check Replace the loader Remark Trouble shooting chart for DVP3120 05 12 No Correct connection No Check the RFA5V power supply N Check Replace Q7 Q8 No Check Replace U1 1 Check U1 42pin FOO signals No 21 there are F F T and signals output from U2 FOO vvaveform 4 12 Trouble shooting chart The povver can not be on or off Remark Trouble shooting chart for DVP3120 05 12 The power can t be on or off Go Check the power supply No on the power board is Repair the power board normal Yes Check if the CON301 on the fron No board to CN6 on the decoder Check Correct connection board is in good contact Yes Whether the connection No to K301 is broken Correct the connection Yes Whether there is OV and No 3 3 voltage difference Replace U1 Pin 100 PCON of U1 Yes 4 13 Trouble shooting chart All output voltages on the power board
19. and open the tray then press lt 5 gt lt 5 gt to check the File Name Note It is required capital letter for the File System 2 name Burn the data onto a blank CDR Procedure for softvvare upgrade Povver on the set and insert the prepared Upgrade CDR The set will starts reading disc amp response with the following display TV screen Upgrade File DETECTED Upgrade Press Play TO START Press lt OK gt button to confirm then screen will display Files coping UPGRADING The upgraded disc will automatically out when files coping complete then take out the disc About 1 minute later the tray will automatically close when upgrading complete 3 1 B Read out the software versions to confirm upgrading 1 Power on the set and press lt Setup gt button on the remote control 2 Press lt 1 gt lt 3 gt lt 7 gt lt 9 gt button to check the software information The software version and other information are display on the TV screen as follows Version XX XX XX XX Main version SUB VER XX XX XX XX software version of application software 8032 XX XX XX XX Servo XX XX XX XX software version of Servo RISC XX XX XX XX DSP XX XX XX XX Region Code X Caution The set must not be power off during upgrading Otherwise the Main board will be damaged entirely 4 1 Trouble shooting chart Spindle motor does not move Remark Trouble shooting chart for Motor no move Go DVP3120 51 55 94 75
20. color of video picture Remark Trouble shooting chart for DVP3120 51 55 94 75 DVP3120K 55 Abnormal color of video picture Check whether the 27MHz output signal is normal Check Y1 819 C32 and C33 Check whether the 3 3V and 2 5V power supply voltages on the decoder circuit board are normal Check other of power supply electric Check whether the video filter network circuit is normal Correct the connection Change U1 4 8 Trouble shooting chart Remote reception is insensitive or fails Remark Trouble shooting chart for DVP3120 51 55 94 75 DVP3120K 55 Remote reception is insensitive or fails Check if the remote No control works properly Check battery No Check if the power supply voltage to the remote censor is normal Check R660 C68 i Use an oscilloscope to check if there is output waveform No from the first pin IR of the REM1 PIN 3 RC waveform remote censor after pressing button on the remote control Check if there is IR Yes signal on pin 106 of Change U1 12 R waveform Correct connection 4 9 Trouble shooting chart No video picture no sound Remark Trouble shooting chart for DVP3120 51 55 94 75 DVP3120K 55 No video picture no sound Check vvhether all the voltages from the povver board to the decoder board are normal Check the loaded circuit CVBS R85 point
21. instruction Warning 8 Notes Safety instruction 1 General safety 2 Laser safety Safety regulations require that during a repair T y reg q 9 P This unit employs a laser Only qualified service personnel Connect the unit to the mains via an isolation transformer may remove the cover or attempt to service this device indi A Replace safety components indicated by the symbol 44 due to possible eye injury only by components identical to the original ones Any acer davies unit other component substitution other than original type Type veins DEET Wavelength 650nm DVD 780nm VCD CD Output power 7mW DVD 10mVV DVD CD Beam divergence 60 degree may increase risk of fire or electrical shock hazard Safety regulations require that after a repair you must return the unit in its original condition Pay in particular attention to the following points Route the wires cables correctly and fix them with the Note Use of controls or adjustments or performance of mounted cable clamps P procedure other than those specified herein may result in Check the insulation of the mains lead for external SR T hazardous radiation exposure Avoid direct exposure to damage beai Check the electrical DC resistance between the mains plug and the secondary side 1 Unplug the mains cord and connect a wire between the two pins of the mains plug 2 Set the mains switch the on positi
22. is OV or deviated Remark Trouble shooting chart for DVP3120 05 12 All output voltages on the power board is 0 or deviated Yes Check whether F1 is blown Replace F1 Check whether Replace C1 amp C2 if D1 D2 D3 there is 300V on C1 D4 are normal Yes Check whether 100KHz oscillating signal on Pin6 of U1 No Check replace U1 U1 PIN 3 RC waveform U1 PIN 8 Drain waveform L m d m T HEN EA m A Check whether U1 are eroded Check if 5V 12V and 12V are short Check whether the components in the short circuit voltage are defected or eroded 4 14 Trouble shooting chart Disc cannot be read Remark Trouble shooting chart for DVP3120 05 12 Disc cannot be read Check the FFC connection between 24P and the loader Check the loaded circuit 1 Check voltage on pin 44 of U1 varies between 0 and 3 3V No gt 3 3V for CD Check whether there is laser voltage 2 3V for DVD and 1 9V for CD Collector of Q7 amp Q8 gt 0V for DVD 2 Check whether peripheral components are eroded or defect Yes Check U1 U2 and peripheral components are eroded or badly soldered No Re solder or replace the defective parts Yes Check if there is RFO signal on pin17 of CN3 The normal RFO signal is a clear eticulated wave No Check U1 and peripheral components Yes
23. the front door assembly 2 2 Mechanical and Dismantling Instructions Dismantling Instruction Step3 If the tray can t open in normal way you can make it through the instruction as below Figure 3 Note Make sure to operate gently otherwise the guider would be damaged Push the guider until the tray out Make sure to operate gently to Figure 3 avoid damage happening Step4 Dismantling Loader disconnect the 3 connectors aiming in the below figure and remove 1 screw around the Loader Figure 4 la Figure 4 2 3 Mechanical and Dismantling Instructions Dismantling Instruction Step5 Dismantling Front Panel disconnect the 3 connector then release the snaps on the both sides of Front Panel and bottom cabinet then gently pull the Panel out from the set Figure 5 8 6 amp 7 Figure 5 Figure 7 Figure 6 2 4 Mechanical and Dismantling Instructions Dismantling Instruction Step6 Dismantling Main Board first disconnect the 1 connector then remove 4 screws to remove the Main board Figure 8 MTA Figure 8 Step7 Remove the 2 screvvs on Povver Board to dismantle the Povver Board Figure 9 Figure 9 Softvvare upgrade Preparation to upgrade software 1 Start the CD Burning software and create a new CD project Data Disc with the following setting Label DVP312X No need the label name File Name DVPXXXX XX BIN Power on the set
24. xa ID Main Board Print Layout Bottom Side for DVP3120 05 12 7 1 DVP3120 XX Mechanical Exploded Vievv Remark It s a general Mechanical Exploded View for DVP3120 XX Detailed information please refer to Model set Assy1 is the assembled component for location 1 3 4 5 24 7 2 Note Only the parts mentioned in this list are normal service spare parts ENCASING 8 ACCESSORIES PARTS LIST SCREW LIST No 12NC No Part Name Q ty No 12NC No Part Name Q ty Ass y1 996510001808 Front Panel Ass y for DVP3120 05 12 51 55 78 1 7 S T Screw B2 6X8 BF 2 996510001823 Front Panel Ass y for DVP3120 94 10 Machine Screw 1 2 996510001807 Front Door Ass y 1 12 Triangle M C Screw 3 6 2 6 996510001163 Ass y Switch Board 1 13 Triangle M C Screw B3 6 3 15 S T Screw B 3 X 8 BF 4 8 Bottom Cabinet for DVP3120 05 12 1 18 Triangle M C Screw B3 6 2 996510001229 Bottom Cabinet for DVP3120 51 55 94 20 Triangle M C Screw B3 6 2 9 996510001805 Loader for DVP3120 05 12 51 55 78 1 22 S T Screw B2 6X8 BF 3 996510001821 Loader for DVP3120 94 11 996510001682 Top cover for DVP3120 05 12 51 55 94 1 14 Power Cord for DVP3120 05 1 996510001179 Power Cord for DVP3120 12 51 94 996510001175 Power Cord for DVP3120 55 16 Rear Cabinet for DVP3120 05 12 1 Rear Cabinet for DVP3120 51 94 Rear Cabinet for DVP3120 55 Rear Cabinet for DVP3120 78 Accessory RC 996510001822 REMOTE CONTROL for DVP3120 94 1 17 996510001165 Ass y Power Board for DVP3120 05 12
25. 0B R207 6 8K R206 C206 3 9K CN601 209 1uF 0805 6 3 6 3 Front Board Print Layout Bottom Side for DVP3120 K XX Switch Board Print Layout Bottom Side for DVP3120 K XX 6 4 6 4 Povver Board Electric Diagram for DVP3120 51 55 94 75 F1 T2AL 250ac CON2 8X2 5 HEADER D2 lN4007 A A H 680uH RV1 612 cont 10K471 102 400Vac _ C INPUT y _J 61 1 02 D4 77 22UF 400V in4007 22uF 400V D5 4 IN4148 Los 10UF 50V L6 VUOTO y 11 EEL22 06 i IN4148 bc 5 FA7UF 25V CR R3 152 1KV C1 4W120K 21 4W120K cs RA NU D8 D7 114007 FR A 1 6VV10k R12 c9 n D10 SR360 1 6W33 10uF 50V 12 R s R11 o 44 R1 C14 L2 NU NU 6 8uH o o s 1 6W22 cs ez 5 1000uF 16V 4TOuF 16V fi Y 1 TNY276 b R5 R10 1 6VV5 6K 1 R13 1 6W100 o o o 4 6W100k 7 2 1 6W2 2k Poe 4 611 R9 0 1uF 50V 1 6VV10k A 1 E c10 1 R7 A 1 6W5 1k 1 SY 0 1uF 50V TL431 el d CAUTION THE PARTS MARKED WITH A are IMPORTANT PARTS ON THE SAFETY PLEASE USE THE PARTS HAVING THE DESIGNATED PARTS NUMBER WITHO UT F
26. 1 U2 3 B1 3 3 2 B1 c 2 2 2 3 3 3 1 52 84 1 3 Al Al Al c 2 82 Al BI BI c3 2 83 3 2 82 82 D3 D3 B3 B3 Al B2 Al 2 83 83 P ovver Board Print Layout Bottom Side for DVP3120 05 12 DVP3120K 55 6 8 6 8 Main Board Electric Diagram for DVP3120 51 55 94 75 DVP3120K 55 INDEX INDEX POWER RF MEMORY VIDEO OUT AUDIO OUT SERVO amp MPEG MT1389D NAME TYPE DEVICE VCC DV33 RFV33 AVCC V18 SD33 12V 12 AVDD DVDD LDO AV33 Digital 5V Digital 3 3V Servo 3 3V Laser Diode 3 3V RF 5V Digital 1 8V Digital 3 3V Audio 12V Audio 12V Audio 5V Audio 3V3 SUPPLY MT1389D MT1389D PICKUP HEADER MT1389D SDRAM OP AMP OP AMP VCC AUDIO VCC3 AUDIO TO POWER BOARD CN1 Imax 800 L21 FB AXIAL M5V L22 500 LED5V 23 500 RFA5V DV33 R5 P12V PCON yyLEDIPCON SA 7 4 7K H 22k LED PCON CON7 2 5mm 0 1uF 0 1uF AUF 12V 12V 10 12V 12V 10 5V 5V 2 5 L STBY E Working il Q3 4 7K cel R6 L24 500 VCC AUDIO 12V O 12VA R9 100 0805 8550D R10 R11 NC 2K R12 22K R13 2K 12V c15 m CE6 ae 100uF 16v 12V PI
27. 2 2 0 E GND E 3 SV 2 IR i DV33 GND 5V 5 O DATA gt T CLK 8 POWER E R303 R304 R305 5VL CON9 2 0 Gau 47p R306 4K7S 4 7 4 7 51K E U301 ET6202 c GRID 1 7 DATA R300 100 OUS SE pe GRID1 CU R301 100 SE GRID 26 GRID R302 100 25 RIO R Grips 24 GRIS R308 10K 6 KEv2 68104 23 300 Cam c302 g VPD GND BVL d 81 SEG1 KS1 VDD 21 ip Tode Woop Hoop a SEG2 KS2 SEG14 GRID5 20 SE SEGA KSA SEG12 GRID7 H Su E SEGR 121 SEG5 KS5 SEG10 KS10 7 13 16 3 SEG6 KS6 SEG9 KS9 z SEG7 KS7 SEG8 KS8 HS zzuF JDD350501AG L SEG 1 9 D N4148 M K304 K303 play pause ZE 114148 x Y ben lose C300 B2 K302 Stop 301 82 o C302 B2 C303 B2 C306 81 C314 Al C315 81 C316 c CE300 2 CE301 81 CON301 Al CON302 c D301 D2 D302 D2 K302 E3 K303 E2 K304 D2 LED E2 R300 B2 R301 B2 R302 B2 R303 B2 R304 B2 R305 B2 R306 c R307 2 R308 2 R315 81 REM301 81 U301 D2 A B D E OK USB Board Electric Diagram for DVP3120K XX 12VA CE201 C201 22uF 0 1u VCC 5V FB500R CE200 C200 22uF 0 1u MIC200 C203 1000p C207 1uF 0805 R203 200 201 203 204 205 206 207 208 209 CE200 CE201 CN601 D200 GI L200 MIC200 Q200 R200 R201 R202 R203 R204 R205 R206 R207 R208 R209 R210 RP200 U200A U200B USB NJM4558 NJM4558 208 MIC OUT 5V 1uF 0805 U20
28. 26 REGO2 3 REGO2 g RAN SOR 4 1 681 sfsv BIAS 1881 7 FOSO TR B1 x IR R66 33 IR Ros SUR 10 28 MUTE VINFC V18 D 9 model CNS RFV18 8 AMS888 9 vspa pe 100 0603 2 VSDA ELA DVP3110 1 13pin R68 2 CE18 VSTEF R69 100 0603 STB 6 P TR_BK gt TR_B2 amp vseka R70 100 0603 t SCK 2 10k 2204 610 POWER K IED POWER LT3 3100 0007 iipi ul uF 16v Q9 Q10 1 3 DVP3120 B 11pin t SS8550D SS8550D C69 czo C67 ces H L15 v x100 0603 1 _ cero wm Tan 4e 47 CNS otu AR 220uF 16v pa pra 75 geg UN Lens Ge hue hur 76 RK REGO1 73 24 maf 1 1 ur LOAD e e e REGN RIS 5 3 c77 cra ka A A Kat GND z dok TRIN sl Our 1000P tuF Tome 0 1uF 12k 1 pitchz2 0mm 5 GND GND 6 10 6 10 E D E B A Main Board Electric Diagram for DVP3120 51 55 94 75 DVP3120K 55 SDRAM 8 FLASH8VIDEO OUT e 17 Y L16 1 8UH OR 1N4148 oves 121 Don A lt Zell amp 1 b ri 2 MA 0 11 cei 4 12 BA O 1 18 VA7OUFTE SV
29. 33 VSDAH R63 100 0603 VSDA CE18 b VSTBR R65 100 0603 t TE 6 FS TR BI 2 VSCK Ros 100 0603 1 SCK 5 220uF 16v Q9 Q10 POWER IED POWER K LT3 100 0603 TEDI__PCONILEDT T Li47vNC 3 4 4 SS8550D SS8550D ero eri be be py aus ve 1 cero E20 47p 47p otu AS 220uF 16v 623 pu Es CN6 TUN geg eng 0 1uF pre 20uF 16v hur hur 77 n REGO1 69 ze REGO2 70 1 b iuF LOAD 2 oe y RFGND T RA 10k TROUT 3 cre _ c79 _ c81 ee Hok 1 GND Do hi 72 10k TRIN 5 Our 10005 0 tuF O 01uF T0 1uF 12k 1 pitoh 2 0mm 5 6 16 6 16 5 4 2 Main Board Electric Diagram for DVP3120 05 12 DVP3120K 55 SDRAM amp FLASH amp VIDEO OUT gi s aas E d CE21 A2 1 22 2 4 6 04 1 42 8 CVBS DC 1 07V A 24MA CE23 B2 R73 011 C
30. 4 3V Q11 VCE 3 3v P Oll 80mW P R73 20MW CE24 B1 33 1 2W an es L16 1 8 0 R74 i 24 75R HP RL 27 7R CVBS DC 1 07V A 38MA i dua DA Y3 CVBS1 S 24K 011 c 3 7V Q11 VOE 2 7V P Ql1 102mW P R73 47MW 2 Ya amp V R730 ER C83 21 pees es ceeds eee 1 C84 A3 Bl ces c3 2 R76 C84 C86 A2 121 150 CE21 an 687 83 21 47pFINC F 12 ATUF16V COR ER 2 Den Cep R76 C89 Bl 12 bas RAS 821 c90 B2 DCAS DWER WER 257 Gees NG co2 c3 N 693 B1 c94 B4 St c95 B5 DBAO 879 33 BAO 12 PCE PCE 147 500R Y c96 85 2 PRD PRD DBA1 80 33 BA1 E 2 c97 B2 121 PWR PWRE Co 63 SDCKE R81 33 DCKE oz c86 121 aan 5 40 20 c99 c3 SDCLK DCLK 100UF16V UE us 6100 D2 121 ADIO 7 y ADIO T 4 fon 7 sa z 6101 D3 FLASH L18 Y DB S2A La GIY_O C102 D3 1 8UH OR 9 A YA Y U 12100 58 Ce 6103 D3 v DD 28 B o 1 IN sic LA C104 D3 A20 AA20 16 Ho 105 D5 16 vcc 510 ee C106 D5 C87 GND 520 C107 D5 R S5V330 08 5 c 150 ATPFINC Ras lt C109 DS tok SCART CON SCART o C111 D5 4 R84 SCART_CON c112 D3 KE XK SCART_CON ni 6113 D3 D13 D3 0 OFF D14 D3 4 D15 D3 AI 25 Tao bo 1 22 ADO 018 D3 2 24 M DI 3 ADT D19 D3 aH A2 D2 Pe Q12 D20 D3 22 Las ADI A5 A3 D3 ADI R SCARTIE L16 A3 L6 20 A5 De do AD d x iiy 44 AT 19 45 Ds Faz ADE C89 ids uy AB 18 45 by L AD L19 1 8UH 0R 9012 15 p Ver ect 7 ag 30 vs 2 t 9 013 23 Hu
31. 4 5 Trouble shooting chart Only DVD disc or only disc except DVD can be played Remark Trouble shooting chart for DVP3120 51 55 94 75 DVP3120K 55 Only DVD disc or only disc except DVD can be Played Check the FFC connection between 24pin and the loader Check the loaded circuit Check laser voltage 2 output on Collector of Q7 if Check the solder status on U1 and pin 22 of U1 is at low level peripheral components Check whether there check if bad solder exist on U1 and is voltage variance on peripheral components pin 22 of U1 Check whether pin 1 to pin38 of Ui and peripheral components are X badly soldered defected No Replace the bad spare parts Check Q4 Q5 Q6 whether in good condition Correct connection Change 2 or the loader 4 6 Trouble shooting chart Remark Trouble shooting chart for DVP3120 51 55 94 75 DVP3120K 55 Distorted audio and loud noise Distorted audio and loud noise Check he power supply voltages 12V and 12V to the operation amplifying 7 andR19 are normal Replace R9 and R14 Check whether the muting transistors Q12 Q15 are normal No Replace 012 015 Checking the U1 leads the feet has no to break to open No Correct connection Check whether the U7 or U1 power supply normal No Check U1 U7 Replace U1 U7 4 7 Trouble shooting chart Abnormal
32. 5p R58 3 D C48 TiuF 5 1 DVDC YSS isa TROUT CN5 D4 135 R59 TP5 REO C50 tur 6 158 m 10p CN9 D2 D3 e tate hol TE j GPIO4 HE TRULOSE R60 A4 c GND 8 156 10 20 5 sn 18 a vi8 HA 25 C25 BI D3 B4 R61 A4 HD 62 C51 120pF A pole RAS si MAS Ce 200 a C26 B1 D4 B4 R62 A4 11 153 a M RAG 318 MAT 3 PWR BI C27 Al Jl A4 R63 D4 KHM313 C51 NC 143 58 DVDDA 1 151 4 m PCER Bl 28 Al L6 D1 R64 D4 H sc Ras 150 FLASH C29 B1 L7 D2 18 50 RA9 MAI 131 Ros Da 1288 18 coron Ratt HAB DCKE 12 paos c30 1 L8 A2 R66 C4 E COO AE Dag 7 100 0603 CLK 21 I 31 C1 L9 A3 Rey Ca E 19 pr pvss 145 052 MDIT 20 yon Ras 144 MA3 C53 1 DQMIO 5 632 Bl L10 A3 R68 A4 Gu wt 1 DOMO 11 Bl 2N3904 REASV 12 REVDD3 1502 i DUSS ad MA2 10p BI c33 81 Lll D4 R69 C4 LDOT 3 141 MAT m DCKE R35 100K _ e R36 40K REVDD3 24 001 RAI Can MAO CASE DEE H 634 81 L12 C4 R70 4 47uF 6v q t RFOP 25 BI Rio MATO 5 15p TRASH CAS C35 81 L13 D4 R71 84 RFGND TP8 RN RELVURFON ar 1 BAI nea bun 36 Al L14 D4 R72 C4 V2P8 eet BAD DREES V20 Zi V2REFO BAQ 5 m C37 381 L15 D4 R73 B4 054 665 BC Vero Gelee RASH C38 BI 130 C3 RA ale E Tea g TEO 317 FEO pvppie 133 CASH 639 B1 Q4 A2 R75 A4 E 0 tuF ATuF 16v TEZISLV Fra MED Fra Wet C40 CI Q5 A2 2 C55 OPO wi Y DE 130 R76 A4 as le Me q 38 Oe Go
33. AIL cio cii c z 614 c2 c3 c4 c5 c6 c7 c8 c9 CON1 CON2 D1 D10 D2 D3 D4 D5 D6 D7 D8 Fl Li L2 L6 RI 10 R11 R12 R13 R2 R3 R4 NU R5 R7 R8 9 RVI T TRI Ul U2 U3 81 83 83 81 c2 81 1 c2 B2 c2 c2 c2 B2 Al D2 Al c2 81 Al 81 1 1 2 82 Al 81 c2 81 c2 c3 B2 A2 B3 B2 B2 c2 D2 D3 B3 c3 Al B2 Al A2 B3 B3 r Board Print Layout Bottom Side for DVP3120 51 55 94 75 6 6 6 6 D4 F1 1N4007 L1 T2AL 250ac 750uH RV1 1 2 D2 P2uF 250V 22uF 250V 1N4007 FB1 2 2uH v T1 R1 56k 1 4W 222 400V lt 300K 1 4W lt 300K 1 4W D8 1N4007 U1 FSDH321 D9 1N4007 Bi 2 x PC123X92 9 10uF 50V R10 NZ 220 U3 CY1 TL431 102 400Vac CAUTION THE PARTS MARKED WITH PLEASE USE THE PARTS HAVING THE DESIGNATED PARTS NUMBER WITHOUT D5 C3 10uF 50V NU FR102 NU D6 1N4148 C4 CON2 47uF 25V I g o D7 R a 1N4148 6 4 47uF 25V R12 12 822 5 HEADER 22 NU 102 50V NU 6 8uH D D10 0 SR240 R5 12k 1 C8 470uF 16V 7 1000uF 16V R7 11 3k 1 A ARE IMPORTANT PARTS ON THE SAFETY c 10 C11 C12 c2 c3 C4 C5 C6 CH C8 C9 CON1 CON2 CY1 51 510 52 53 54 D5 D6 D9 FI FBI LI L2 RI R10 R11 R12 R2 R3 R5 R7 R8 R9 RVI T1 TR1 U
34. AT2 Ye 6CH USE AR Ys i REND y 2 lspp r RFGND 8 A MIC input spo Ri o DV33 XO RIO 100K x M 5 1 RESET C27 2200 oun si xi T tour6 630 TOK H 0 1uF N C vi x Loes vd c r ASDATZ oo CB1 A4 C66 D4 R38 A2 ae 10uF 1500p CB2 A4 C67 4 R39 A2 R22 OPO O ADIN 1 F A S CE1 ded d 7MHz Gi RFoND F Revpos 8 BS ALRCK R40 A2 C32 C33 RFVDD3 a 5 OPF Z 22 E 28 lapacvops 825 Sulu cr Gea pA eat Be DV33 Ss ne Lip T Q HEN 1K CEll Al C70 C4 R42 82 Io 2 150K 150K 2 Fe amp B E B H LU 15 E E CE12 B2 C71 84 R43 B2 g l aul 35 E B m olo 28 5 CE13 82 C72 C4 R46 D3 E 8 2 B E CN2 caq Leen 8 el Ser si 22 2 Zelo sd 26 fok SP R32 1 4 i ea IG SEE El E el G TP3 CE15 C74 D4 R48 A3 SPE 4TuF 16v Tul Ss TPF LIMIT 2 i 1 ovat 9 CE16 C75 D4 R49 n 2 pp C44 d CE17 D3 C76 A4 R50 C3 5 a mssi 2 399 Qu xod aa SE So EE EE cera OS Ba CIT aa me i R52 B3 itch 2 0mm 6 E R34 the EMPG IC as possible g 1255602 XX333 E SR SC 025 000 0 37389999 CN2 AI C80 B4 R56 B3 ag ceo lt lt gt 65585 S 3 e cas 111 AGND CN3 A2 C81 84 R57 83 D DVDA ACLK HS L6 100 0603 ACLK B C46 1uF 3 161 ES NMEE 2 CN4 D3 C106 D3 A a DE ABCK 049 5 1
35. DVD Player Service Service Service DVP3120 K DVP3120 05 12 51 55 94 75 DVP3120K 55 ervice Manual TABLE OF CONTENTS Technical Safety Instruction Warning amp Notes Mechanical and Dismantling Instructions Region Code Software Version amp Upgrades Trouble Shooting Chat Wiring Diagram isses Hee Electrical Diagrams and Print layouts Set Mechanical Exploded View amp Electrical Part list Electrical Paris List lai pete rero bie Revision Listando ria Copyright 2007 Philips Consumer Electronics B V Eindhoven The Netherlands All rights reserved No part of this publication may be reproduced stored in aretrieval system or transmitted in any form or by any means electronic mechanical photocopying or otherwise without the prior permission of Philips Published by TCL HY 0707 Service Audio Printed in The Netherlands Subject to modification CLASS 1 LASER PRODUCT 3139 785 324XX Version 1 0 PHILIPS Technical Specifications TV standard PAL 50Hz NTSC 60Hz Number of lines 625 525 Playback Multi standard PAL NTSC Video performance Video DAC 12 bit 108MHz YPbPr 0 7Vpp 75 ohm Video output 1Vpp 75 ohm RGBOSCART m 0 7Vpp 75 ohm For Eu
36. DVP3120K 55 Check the FFC connection between 24P and the loader No Correct connection Yes Check whether RFA5V 5V voltage is normal No Check the RFA5V power supply Yes Check whether laser voltage 2V for VCD amp 2 2V for DVD on Collector of Q7 and Q8 No Check Replace Q7 Q8 Yes 1 Whether voltage on pin 44 of varies between 0 and 3 3V 3 3V for VCD and OV for DVD 2 VVhether peripheral components are eroded or badly soldered No Check Replace U1 Yes 1 Check U1 42pin FOO signals 2 1 there are F F T and N Have no to focus 9 signals output from U2 Yes Check Replace the loader 4 2 Trouble shooting chart The povver can not be on or off Remark Trouble shooting chart for DVP3120 51 55 94 75 DVP3120K 55 The power can t be on or off Check the power supply No on the power board is Repair the power board normal Yes Check if the CON301 on the fro No board to CN5 on the decoder board Check Correct connection n good contact Yes Whether the connection No h to K301 is broken Correct the connection Yes Whether there is OV and No 3 3V voltage difference on Replace U1 Pin 100 PCON of U1 Yes 4 3 Trouble shooting chart All output voltages on the power board is OV or deviated Remark Trouble shooting chart for DVP3120 51 55 94 75 DVP3120K 55 All output voltages on the power b
37. E EE EE EE v 56 82 6 A3 SMDO 5 TOP A18 MT1389D DV33 C57 A2 R27 Al c A19 MT1379 AUDIO INTERFACE TP17 B3 10 o RFGND RF ND C58 A3 R28 A1 TP18 A3 it gt Q7 9012 s LDO2 285350 2 Pi upgrade si S s BS Rol sn TP19 B3 e 3v P URST R47 C60 B3 R32 A1 Lio Y 0615 10K CH Ul BI AT el EI su SER lt BRE R D2 BS Cei B3 R33 D1 di RE LDO_AV33 x xum x amp BDO ex 2 SEE 2 b G l E 184148 C62 B3 R34 C1 10uH URST 130 5008 4 C63 D4 R35 A2 x Vis C64 D4 R36 A2 R50 ce a8 9012 0 WP wn 65 Da R37 A2 nw eene 1001 100uF 16v 51 F 7K FF BVA we CN9 Mal o 2 FOSO R52 27K FOO 0733 3 TRSO R55 27K TRO 4 FMSO ta R56 15K FMO VEC ANDIQ 9 DMSO R57 10K DMO VERI VER2 106 be pitch 2 0mm 4 12 rm 9 4 9 s beo bet F an Eos op itop TP14 TP15 Ho Ho uz one Baop o tuf 0 015uF bs 154 VOTK vorc H4 E e E Mv 481 vore vorc ia TO FRONT PANEL TP16 VOLD VOSL TP17 Dv33 1 TP18 18 VOLD VOSL TP19 gt x VCC2 VOTR MOT RI 21 YE vor go Moy pe Kai vec aq 63 pe E M Iul sr FE D3 RNT SERES mah o 00 hon pruso H TROPEN e 3 Imax 250mA Kit 23 GND RY Ce TRCLOSE 5 D4 12VA LEDSV pitoh 2 0mm 13 TR Bi ne Reco 52 OK DMSO 55REGO1 b dara mic amp Ett e 13 TRB2 VINSL 12 vrpa
38. H2 SS sc Hi ET E TP1 B1 28K3018 2SK30181 RFASV DMO az OP_INP RD8 009 SDA Bl 42 81 Q7 A3 TP2 B1 1 RFGND RFGND FMO 38 DMO RDO 125 0010 43 81 8 ts R41 R42 TROPEN 3p EMO PAM Rolo C125 0011 Q TP3 D1 500 vipa R 5612 da 1 cena ee TRO 40 PWMOUTI ADINO RD12 124 a C44 DI Q9 B4 TP4 DI 48 E 1 FOO 42 TRO DVDD3 125 0013 45 81 010 C4 TPS B1 r ocuF tov ADIN 44 FOO 20 Dizi 5014 C46 1 RNI C4 um 5 2 SER ce 2 Tv I HM 45 Po RD15 5 C47 1 R17 B1 3 T _ AR ci STBY R43 0 46 118 DQO TP7 B2 AVCCI RF ND AZ 4 q EDO 11 001 48 81 R18 DI Bj te Very Important to 48 DVDD18 RD2 116 bo C49 D1 R19 B1 189 H2 DVDVR reduce Noise 1088 bvss 2 1 Ros Hd Be 0 BT l TP10 B2 8 51 113 9 7 03 AS 52 One Di DQ5 C51 B2 R21 D1 11 C3 Ho Ben AT 53 1047 RD 111 De C52 B2 R22 A1 11 AVE AS San For EE EE t r TP12 A3 da z pomo DUR 0000 MAPS Gat C53 D2 R23 A1 a HE FITUS TASAS eooBE Bo to ono a8 MUTEDAS TP13 B3 292 g 8 dn 9 8 H 8 pe Resto mesto 42 3322000020020258282383332420 OSSOLA FALLS RE I T WES RESET Ras A cept 62 RAE 144 TP14 A3 as dii S 988z8rrrrrrr9989098222222904282z28905555655585555569 amp x28 A gt RESETH C55 82 R25 Cl TP15 B3 H5 s R43 100 Raa 100 PCON LED1 es our E
39. INCY 2 DQMJO 1 R78 caz 2 DCLK 083 2 DCKE 150 21 CASE ATpF 1N4148 B wer DCS amp 2 Bl cs DRAS RAS Vv DCAS CASH C DWER WER DRAM DBAO 879 33 BAQ 2 PCE PCE 2 PRD PRD 1 R80 33 BAI 2 PWR PWR SDCKE 881 33 DCKE 12 0 20 5 40 20 sr DI SDCLK DCLK CN6 D3 121 AD 0 7 AD O 7 C82 Di FLASH vi L17 1 8UH OR Y C83 D1 m t T C84 D2 A20 c85 D2 m car pe C86 D2 150 47pF ud pz 47pFIN pi 8 C88 B2 C89 A2 C C90 A2 C91 D3 C92 D3 ge co3 A4 AL 2550 po 1 29 ADO 94 A4 4 23 Al Di 12 ADZ C95 A4 xm 21173 03 35 Ab4 ADA 96 A4 AS 20 4 D4 Co ADS c97 A4 bei DE ADE M 18 47 p7 44 ADT L18 1 8UH OR 98 BA 8 30 Ys lt lt T 99 4 RH 22 I L234 x A10 D10 C86 c87 DL DI A13 rp 011 Ce DV33 m D18 D1 AS 2 ats Dis 43 FLASH_VCC 150 d i L16 DI A14 D14 6 A16 1 FLASH VCC AU 46 A16 D15 Til bi A17 WP ACC pee pen 55 D2 RA20 Y m8 u4 119 D3 0 9 BYTE CS 1 La R87 12 420 NC vec WP amp R77 Di PCER xU vec 0 1uF NC i CL WP R78 Di PR EE NC sc e DASS 22 SCL Sieg EO OE GND1 GND SDA SDA R79 81 10K PWRE WE GND2 1 2 EEPROM 24616 FLASH VCC 120 RESET SOP8 R81 B1 mammen ge R82 D2 in 8M 16M Da FLASH i EA s R84 c2 1 8UH OR Ye lt w R85 2 pa R86 A2 R89 Si F R87 2 47pF 150 4TpFINC R88 c2 R89 D3 3 A2 U4 B2 US B3 U6 A3
40. R 12VA R14 100 0805 M C17 CE8 ae E 100uF 16v x LEDSV Imax 90mA RFASV Imax 40mA vec_AuDIo 30mA DV33 L1 500 0805 RFVDD3 ct c2 our 1000P PLLVDD3 o RFGND DV33 o LDO AV33 L2 500 DACVDD3 C4 our R3 Les 47uF 16v ADACVDD3 10 0805 68 0 1U L3 500 CES M 470uF 6 3v APLLVDD3 C9 our L4 500 _ CE4 47uF 16v RFGND SD33 614 our 5 500 4 Les y H 47uF 16v FLASH_VCC 616 our Le 7 47uF 16v GND AGND VGND RFGND MGND VGND DV33 9 2 18 c19 Jean Ja 22 c23 24 ou Jour bur 10 1uF p tuF CE2 CE3 CEA CE5 CE6 CE7 CE8 CN1 cl 2 C3 C4 C5 C6 CT C8 C9 C10 C11 C12 C13 C14 C15 C16 C17 C18 C19 C20 C21 C22 C23 C24 LI L2 L3 L4 L5 L21 L22 L23 L24 Q2 Q3 R3 R5 R6 R7 R8 R9 R10 R11 R12 R13 R14 ARR RR WW LI LI WW dd ID S a RRR RRR WW HH WHO DW WH 6 9 6 9
41. R 019 BS 9012 R122 V 020 B2 4719 22uF 16V 6121 021 BS NJM4558 OPA ui R125 Q B 12VA 10k 1000F am 65 R106 A3 WZ R107 A4 Mure MUTE A R108 A3 MUTE R Q20 2305 R127 10K ROUT 4 HER E R110 A3 R128 6122 R129 R130 SOT 23 R111 A3 4 7K 35096 470 R112 A5 D25 R113 AS Ge ee 115 A3 1N4148 1N4148 116 AZ VCC_AUDIO 1 1 Eege Q21 9012H A R120 A5 MUTE_L R121 A3 ES R122 B4 R123 B3 R133 R124 B2 C124 MUTE1 R134 CN9 ASPDIF Il R135 COAX R125 B3 ASPDIF 3 d 1 R126 B3 100 76 125 COAX R127 BS 0126 oo R136 1 R128 B4 q Toop P 5 R129 83 R137 R130 B2 100k Lc NK AUDIO OUT R131 B4 1K R132 B4 MUTE2 Kaes PA zs A A R133 B5 R134 B3 v R135 B3 7 R136 B3 R137 B4 R139 B5 R140 A5 R142 D4 USA B3 USB A3 19 cs U10 D4 1 a x4 D2 mute circuit VCC AUDIO pui SACLK 5 MUTE1 ACLK 1 2 H VU oa TON 24 ABCK i DATO 27 BICK DZFR HS AUDIO 4 3 R142 x ASDATO 6 3 SLRCK 4 5011 VDD 13 OUT N 47 116W ALRCK RESETR 5 LRCK vss TOUTE c127 ceso RESET ME H PON AOUTL 2 rouT Otu e ML MC CSN AOUTL tiro ROUTE i CCLK AOUTR M MD s 2 UR Ce ROUT l00uF 16v AK4382 VA A 5 4 3 2 1 Main Board Print Layout Top Side for DVP3120 05 12 755 i E ON 77 3 LE Co 125 TE Y K i m mi ns LS ER mm 222 2 is SC dh S P Pesia eko D EE Nesti espera s IO 216 I H 23
42. board indicate the primary side of the power supply Never replace modules or components while the unit is on 2 Laser The use of optical instruments with this product will increase eye hazard Only qualified service personnel may remove the cover or attempt to service this device due to possible eye injury Repair handing should take place as much as possible with a disc loaded inside the player Text below is placed inside the unit on the laser cover shield CAUTION VISIBLE AND INVISIBLE LASER RADIATION WHEN OPEN AVOID EXPOSURE TO BEAM Notes Manufactured under licence from Dolby Laboratories The double D symbol is trademarks of Dolby Laboratories Inc All rights reserved Notes Lead Free requirement for service INDENTIFICATION Regardless of special logo not alvvays indicated One must treat all sets from 1 1 2005 onwards according next rules Important note In fact also products a little older can also be treated in this way as long as you avoid mixing solder alloys leaded lead free So best to always use SAC305 and the higher temperatures belong to this Due to lead free technology some rules have to be respected by the workshop during a repair e Use only lead free solder alloy Philips SAC305 with order code 0622 149 00106 If lead free solder paste is required please contact the manufacturer of your solder equipment n general use of solder paste wi
43. ic Diagram for DVP3120 05 12 DVP3120K 55 INDEX DV33 RFVDD3 o INDEX amp POWER ct c2 RF SERVO amp MPEG MT1389D E 0 1uF 1000P PLLVDD3 MEMORY VIDEO OUT xi AUDIO OUT B2 RFGND Pis R2 t CE4 82 CES c2 CE6 c3 CE7 c2 CE8 D3 CN1 NAME TYPE DEVICE c az VCC Digital 5V SUPPLY lai RFGND c3 DV33 Digital 3 3V MT1389D pee ca Bz RFV33 Servo 3 3V MT1389D o LDO_AV33 Laser Diode 3 3V o o c8 B2 AVCC RF 5V PICKUP HEADER 3055 v18 Digital 1 8V MT1389D LDO_AV33 Sa ES SD33 Digital 3 3V SDRAM 12 c5 EE Audio 12V OP AMP 2555 12V cla c2 Audio 12V OP AMP os c3 AVDD Audio 5V VCC AUDIO oe c2 A 617 D3 DVDD Audio 3V3 VCC3 AUDIO ci8 D2 L2 DACVDD3 619 p2 500 c20 D2 C22 52 623 52 ca Lee C24 02 n 0 tuF 4TUF 16v e 1 4 d ADACVDD3 AZ R3 L2 B2 L3 B2 10 0805 L4 c2 ca CE3 15 c2 ow rourisav it 65 L22 63 L3 X APLLVDD3 123 C3 500 K L24 c3 e 91 c4 Q2 c4 c o c4 ear FE RI c4 ATUF 16v m2 c4 R3 B2 La RFGND 035 54 1 64 sv 500 R5 c4 M V JP1 NC i 4 R6 c4 R7 c4 Ban ox 500 oppen Tmax 90mA 14 CES 55 5 L23 500 5 TS x oppen Imax 40mA DT 47uF 16v R10
44. ncluding a silica gel pack to protect the IC against moisture After opening dependent of MSL level seen on indicator label in the bag the BGA IC possibly still has to be baked dry This will be communicated via AYS website Do not re use BGAs at all For sets produced before 1 1 2005 containing leaded soldering tin and components all needed spare parts will be available till the end of the service period For repair of such sets nothing changes e On our website www atyourservice ce Philips com You find more information to BGA de soldering baking instructions Heating profiles of BGAs and other used in Philips sets You will find this and more technical information within the magazine chapter workshop news For additional questions please contact your local repair helpdesk 2 1 Mechanical and Dismantling Instructions Dismantling Instruction The follovving guideline is a general instruction for hovv to dismantle the player Detailed operation done according the set unit Step1 Remove 5 screvvs around the Top Cover then remove the Top Cover Figure 1 des Figure 1 Step2 If it is necessary to dismantle Loader or Front Panel It should be remove the Front door assembly first Figure 2 Note Make sure to operate gently othervvise the guider vvould be damaged Figure 2 Please kindly note that dismantle the front door assembly carefully to avoid damage tray and
45. oard is 0 or deviated Check whether F1 is blown Replace F1 No whether Replace C4 if D1 D2 D4 Check there is 300V on C4 are normal Check whether 100KHz oscillating signal on Pin6 of U1 No Check replace U1 U1 PIN 3 RC waveform U1 PIN 8 Drain waveform AA repe 9704 ET HELL i Check if 5V 12V 12V are short Check vvhether 2 are eroded Check vvhether the components in the short circuit voltage are defected or eroded 4 4 Trouble shooting chart Disc cannot be read Remark Trouble shooting chart for DVP3120 51 55 94 75 DVP3120K 55 Disc cannot be read Check the FFC connection between 24P and the loader Check the loaded circuit 1 Check voltage on 44 of 1 Check whether there is varies between 0 and 3 3V laser voltage 1 9V for VCD gt 3 3V for VCD and 2 3V for DVD gt OV for DVD l Sallector of Q7 amp Q8 2 Check whether peripheral components are eroded or defect Check U1 U2 an peripheral components are eroded or badly soldered Re solder or replace the defective parts Check if there is RFO signal pin17 CN3 The normal RFO signal is a clear reticulated wave Check U1 and peripheral components Check the connection No Correct connection between U1 Yes Replace U1 or loader
46. on keep the mains cord unplug 3 Measure the resistance value between the mains plug and the front panel controls and chassis bottom 4 Repair or correct unit when the resistance measurement is less than 1MG 5 Verify this before you return the unit to the customer user ref UL standard no 1492 6 Switch the unit off and remove the wire between the two pins of the mains plug 1 4 Warning 1 General All ICs and many other semiconductors are susceptible to electrostatic discharges ESD Careless handing during repair can reduce life drastically Make sure that during repair you are at the same potential as the mass of the set by a wristband with resistance Keep components and tools at this same potential Available ESD protection equipment 1 Complete kit ESD3 small tablemat wristband connection box extension cable and earth cable 4822 310 10671 2 Wristband tester 4822 344 13999 Be careful during measurements in the live voltage section The primary side of the power supply including the heat sink carries live mains voltage when you connect the player to the mains even when the player is off components in this unshielded primary area when you lt is possible to touch copper tracks and or service the player Service personnel must take precautions to prevent touching this area or components in this area A lighting stroke and a stripe marked printing on the printed wiring
47. r XT Rd s m TP11 upgrade sf c75 D2 TP2 z4 Pe SE Ce dE R43 f A4 66ma L10 CE15 H Je Eb ly d 40K DV33 CN4 C76 D2 TP3 A2 ATuF 16v l l effi Lk 77 DS TP4 er L00 avas de geeka zE 99925392 SERERE era ps PS sa 10uH d 25 S00FB URST 4 DS TPE B4 V18 caso D4 TP7 B4 RF ND R46 Een Se i Q8 9012 0 WP N 1001 100uF 16v D2 c2 TPll C3 47 D3 D4 TP12 C5 F TK D4 D4 TP13 C4 Tr J1 D5 TP14 C5 L6 A2 TP15 C4 L7 B2 TP16 D5 Foso R48 27K FOO DV33 TRSO x R51 27K TRO 185 285 TP17 D4 FMSO 2 R52 15K FMO L9 e TP18 5 DMSO R53 10K DMO VERI VER2 L10 TP19 D4 emm emm Geo Bai er 112 D3 Ul Au 14 15 D2 02 o Ho z 30p ban Auf 0 015uF L14 D2 X2 D2 VTP4 L15 D2 YI M 15 vor vorc H4 ft Dv33 N E TE VOTK VOFC TO FRONT PANEL 2 o TP16 VOLD VOSL y TP18 19 VOLD VOSL I TP19 4 40 LOADER 7 VCC2 VOTR 1 A 4 2 20 o TOAD NC VOTR LOAD Wi M5V 5 Kai 65 RS V T k D3 x Ee per G2 s H9 3 3 NI 5 hon hoop 7 TROPEN 228 2 GND REV E TRCLOSE amp D4 Tmaxz250mA 12V LEDSV VINLD FWD He NC REGOTTA ES DE DMSO 2 REGO1 y dad itch 2 0mm 9 TR B2 TRB2 VINSL 4 ki R6 A ANCISCOR VINTK REGO2 ZE E 6 8R 11 BIAS TRB1 i 10 Lon e YSB 118055 IRE R62 33 IR 8 3 a RFV18 8 5888 pv
48. rope Version Video format Digital Compression MPEG 2 for DVD SVCD MPEG 1 for VCD DVD 50Hz 60Hz Horiz resolution 720 pixels 720 pixels Vertical resolution 576lines 480 lines VCD 50Hz 60Hz Horiz resolution 352 pixels 352 pixels Vertical resolution 288lines 240 lines Audio format Digital MPEG AC 3 Compressed PCM Digital 16 20 24bits fs 44 1 48 96kHz 9660 96 112 128 256kbps amp variable bit rate fs 32 44 1 48 kHz Analogue Sound Stereo Dolby surround compatible downmix from Dolby Digital multi channel sound Audio performance DA converter 24bits 192KHz DVD fs 96kHz 4Hz 44kHz fs 48kHz 4Hz 22kHz SVCD fs 48kHz 4Hz 22kHz fs 44 1kHz 4Hz 20kHz CD VCD fs 44 1kHz 4Hz 20kHz Signal Noise 1kHz gt 90dB Dynamic Range 1kHz gt 80dB Cross talk 1kHz gt 70dB Distortion Noise 1kHz gt 65dB MPEG MP3 MPEG Audio L3 Connections Scart Output Euroconnector For Europe version YPbPr output Cinch 3x Video output Cinch yellow Audio output L R Cinch white red Digital output 1 coaxial 1EC60958 for CDDA LPCM 1EC61937 for MPEG1 2 Dolby Digital Cabinet Dimensions w X h X d 360 x 37 x 235 mm 360 x 37 x 209 mm For DVP3120 05 12 55 VVeight Approximately 2 kg Povver consumption Power supply Rating 110V 240V 50 60HZ Power consumption lt 10W Power consumption in standby mode lt 1W Specifications subject to change without prior notice 1 3 Safety
49. ther short circuit or bad solder on U4 U7 Check if there is 135MHz No signal output on L7 SDRAM L7 PCLK waveform Check if short circuit and bad solder exist on Pin 175 No Check U1 Reconnect the component in 5 1 5 1 GND LD DVD_LD NC C GND OPU_HFM RFASV MD C GND CD LD VR_DVD VR CD NC C GND RF E DVP3120 K XX WIRING DIAGRAM VCC RFA5V DVD LOADER TCL TDM 1 KHM313 CN3 012 SWITCH BOARD GND POWER K 1 Remark DVP3120 have no Karaoke DRIVER 58885 Ul MTK1389D 8M 16M FLASH POWER K CLK DATA GND DV33 LED 5V GND H IR Receiver REM301 U3 CON301 LED1 LED Display LED DRIVE ET6202 U301 VIDEO LPF amp DRIVE EEPROM U4 Xey matrix Hie 16M SDRAM KARAOKE A D 5340 OK BOARD CN601 KARAOKE AMP 5 GND GND 12V GND 12V 6 1 6 1 A B D E Front Board Electric Diagram for DVP3120 K XX DV33 REM301 vec GND L 100 ohm 1 K IR 2 POWER K FROM MN N BOARD DEN CON300 CENA CON
50. thin workshops should be avoided because paste is not easy to store and to handle e Use only adequate solder tools applicable for lead free solder alloy The solder tool must be able o To reach at least a solder temperature of 400 C o To stabilize the adjusted temperature at the solder tip o To exchange solder tips for different applications e Adjust your solder tool so that a temperature around 360 C 380 C is reached and stabilized at the solder joint Heating time of the solder joint should not exceed 4 sec Avoid temperatures above 400 C otherwise wear out of tips will rise drastically and flux fluid will be destroyed To avoid wear out of tips switch off un used equipment or reduce heat e Mix of lead free solder alloy parts with leaded solder alloy parts is possible but PHILIPS recommends strongly to avoid mixed solder alloy types leaded and lead free If one cannot avoid clean carefully the solder joint from old solder alloy and re solder with new solder alloy SAC305 1 5 Use only original spare parts listed in the Service Manuals Not listed standard material commodities has to be purchased at external companies Special information for BGA ICs always use the 12nc recognizable soldering temperature profile of the specific BGA for de soldering always use highest lead free temperature profile in case of doubt lead free BGA ICs will be delivered in so called dry packaging sealed pack i
51. video filter network circuit is normal Correct the connection Check if the video signals on Pin 175 179 181 182 of 1 are normal 4 19 Trouble shooting chart Remote reception is insensitive or fails Remark Trouble shooting chart for DVP3120 05 12 Remote reception is insensitive or fails Check if the remote control works properly No Check battery Check if the power supply voltage to the remote censor is normal No Check R3150 C315 Use an oscilloscope to check if there is output waveform from the first pin IR of the remote censor after pressing button on the remote control REM301 PIN3 RC waveform Check if there 5 IR signal on pin 106 of U1 Change 1 IR waveform No perfe oo NM Correct connection 4 20 Trouble shooting chart No video picture no sound Remark Trouble shooting chart for DVP3120 05 12 No video picture no sound Check vvhether all the voltages from the povver board to the decoder board are normal Check the loaded circuit CVBS R76 P point waveform No Change CE17 D2 L25 R43 Check if the reset circuit consisting ofCE17 D2 L25 and R43 is normal 27Mhz waveform Crystal oscillator Y1 and y Tg nu Check vvhether there is peripheral components 27MHz signal output BAR RS are defected or eroded F L Check whe
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