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Daewoo DW-K3AD2N-DS Service Manual

Manual is about: Daewoo DVD Recorder Service manual

Summary of DW-K3AD2N-DS

  • Page 1

    Nov. 2006 service manual dvd recorder model : dw-k3ad2n-ds dw-k3bd2n-ds dw-r631/dw-r632 ✔ caution : in this manual, some parts can be changed for improving, their performance without notice in the parts list. So, if you need the latest parts information, please refer to ppl(parts price list) in serv...

  • Page 2

    1 external views 2 external views............................................................................................................................................2 specifications..................................................................................................................

  • Page 3

    4 specifications 3 specifications dvd recorder specification sheet(preliminary) chile bs mtk/sony traverse broadcast system ntsc o (tv system) pal x pal-m/ntsc x pal-n/ntsc x regional code region code 4 playable disc dvd (pal) o format dvd (ntsc) o audio-cd(cd-da) o cd-r/-rw o mp3 decoding o mp3 id3...

  • Page 4

    6 specifications 5 specifications dvd recorder specification sheet(preliminary) chile bs mtk/sony traverse convenience zoom o marker x marker search x closed caption x resume o initial logo o screen saver x parental lock o subtitle still o auto play o program play (favorite program) x random play o ...

  • Page 5

    8 7 specifications dvd recorder specification sheet(preliminary) chile bs mtk/sony traverse front panel display led power on/off o open/close o play/pause o stop o prev o next o rec o channel up o channel down o front av input o s-video input x pcmcia x multi memory card slot x usb x dv terminal(inp...

  • Page 6

    9 block diagram 5 5 4 4 3 3 2 2 1 1 d d c c b b a a micom ic601 tuner mts a-sw ic103 njm4052bm buffer rf101 ic la72702 ic ic101 q210 ic102 v-sw ic (njm4051bm) c/s s-clock s-in s-out iic_clk iic_data iic_clk iic_data iic_data normal_audio normal_audio a-r a-l rf_video line1_video(from_jack_701) for_r...

  • Page 7

    10 block diagram mt8105 mpeg2 codec tsb41ab1 cs5340 audio adc remocon reciever ddram(256m bit) flash 16m bit cs4344 audio dac mt1888e dsp + rf 2 m words sdram actuator & sled motor & driver pick - up head connector sled & spindle & tray connector spindle & tray motor driver ide interface adc data dv...

  • Page 8

    11 block diagram.

  • Page 9

    12 block diagram.

  • Page 10

    13 block diagram p201 p201 ic201 a-sw(njm4052bm) ic101.

  • Page 11

    14 block diagram mt8105 codec icn01 mt8105ge mpeg2 codec micom 12 ir 221 24.576 mhz crystal icd01 phy chip phy_sclk phy_ctl0 phy_ctl1 phy_d0 phy_d1 phy_lreq1 icm01 ddram a_dq[0..15] & a_ra[0..12] 100 149 148 a_cke a_clk a_clk# 44 45 46 37 power_on(l)_dvd reset# 206 92 27 mhz crystal +3 v3 stby icm03...

  • Page 12

    15 block diagram icf01 mt1888e dsp + rf opu icf02 sdram ra[0..10] & rd[0..15] 184 185 cke clk 34 35 fr+ fr - tr+ tr - tilt+ tilt - hb+ hb - hw+ hw - hv+ hv - hu+ hu - a+ a - b+ b - mt1888e dsp + rf apdd[0..15] mt8105 codec icf08(bd7956) motor driver [ ina..Inh] rfip rfin [trina.. Trind] lvds[1..4] 6...

  • Page 13

    16 block diagram video block diagram phy_sclk icn01 mt8105ge mpeg2 codec ide interface dv1394 in pd01 dv1394 27 28 29 30 tpb - tpb+ tpa - tpa+ 2 3 4 5 icd01 tsb41ab1 1394phy chip 1 37 reset cvbs in 256 pc02 21 194 196 198 200 202 203 1 3 5 7 9 11 s - video y out s - video c out cvbs out y out pb out...

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    17 block diagram.

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    18 schematic diagram.

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    19 schematic diagram.

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    20 schematic diagram.

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    21 schematic diagram.

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    22 schematic diagram.

  • Page 20

    23 schematic diagram.

  • Page 21

    24 schematic diagram a a b b c c d d e e 4 4 3 3 2 2 1 1 +5v_stby +12v_o/f +3v3_stby +3v3_o/f +5v_o/f sdv25 +3v3_stby +1v8_stby +1v8_stby +12v_o/f +5v_stby +12v_o/f +3v3_o/f vcc +3v3_stby +5v_stby +3v3_stby +3v3_o/f power_on(l)_dvd [ 2 ] cc26 0.1uf cc26 0.1uf cc31 0.1uf cc31 0.1uf + cc30 220uf/16v +...

  • Page 22

    25 schematic diagram a a b b c c d d e e 4 4 3 3 2 2 1 1 a_d qs1 vc s-cs rs t sd a sd at a-ou t sc l vc lk scl usbm1 phy_ctl11 vdata-in phy_lreq1 vclk phy_ctl01 rst sda vstb phy_sclk usbp1 vr efp a_dqs1 piderst# a_cke a_c ke a_clk# a_d q6 a_d q2 a_d q1 apda[0..2] f_d[0..7] power_on(l)_dvd s-clk d33v...

  • Page 23

    26 schematic diagram a a b b c c d d e e 4 4 3 3 2 2 1 1 d_dqs0 d_dqm0 d_cs# d_cas# d_we# d_ba1 d_ba0 d_dqm1 d_dqs1 d_cke d_clk d_clk# d_ra3 d_ra2 d_ra1 d_ra0 d_ra7 d_ra6 d_ra5 d_ra4 d_ra12 d_ra9 d_ra8 d_ra11 d_ra10 d_dq3 d_dq2 d_dq0 d_dq1 d_dq7 d_dq6 d_dq5 d_dq11 d_dq10 d_dq9 d_dq8 d_dq15 d_dq14 d_...

  • Page 24

    27 schematic diagram a a b b c c d d e e 4 4 3 3 2 2 1 1 apiocs16# apdd[0..15] apdiow# piderst# apdd2 apdd1 apdd3 apdmarq apintrq apdior# apda1 apda0 apdd5 apdd6 apda2 apdmack# apcs1# apdd0 apdd7 apdd4 ide28 apdd[0..15] apdd15 apdd14 apdd13 apdd12 apdd11 apdd10 apda[0..2] apdd9 apdd8 apcs0# apiordy ...

  • Page 25

    28 schematic diagram a a b b c c d d e e 4 4 3 3 2 2 1 1 33lk 33lk 33phy 33phy + 3 v3_o/f 33lk phy_lps phy_lreq1 ixo tpa0- tpb0+ phy_d0 tpb0- pc2 phy_ctl01 33phy iso tpbias0 phy_ctl11 pc0 phy_lkon phy_d1 ixi tpa0+ pc1 tpa0+ tpa0- tpb0+ tpb0- usbp1 usbm1 reset# phy_sclk ixo ixi +3v3_o/f 33lk 33lk 33p...

  • Page 26

    29 schematic diagram 5 5 4 4 3 3 2 2 1 1 d d c c b b a a adc_vcc adc_vcc vcc adc_vcc adc_vcc +3v3_o/f adc_vcc adc_vcc vcc audio_out(l) [ 4 ] audio_out(r) [ 4 ] audio_in(r) [ 4 ] audio_in(l) [ 4 ] asdat0 [ 2 ] alrck [ 2 ] abck [ 2 ] aclk [ 2 ] arsdat [ 2 ] arclk [ 2 ] arlrck [ 2 ] arbck [ 2 ] vrst# [...

  • Page 27

    30 schematic diagram a a b b c c d d e e 4 4 3 3 2 2 1 1 ra6 sras# ra2 sdqmh sdqml srwe# ra4 rd6 dqmh rd13 ra8 ras# ra7 rd5 rd9 rclk srcke rd8 ra3 ba0 rd1 rd0 rd4 ra1 scas# rd10 rwe# dqml ra5 rd11 cas# rd14 srclk rcs# rd7 rd3 ra0 rcke ra9 ra10 srcs# rd12 rd15 rd2 sfcs# sfdi sfwr# sfclk sfdo d3.3v sd...

  • Page 28

    31 schematic diagram 5 5 4 4 3 3 2 2 1 1 d d c c b b a a fr- a- u fmso2 v14ref w tr- hv- v fr+ load- pwmout hw+ tilt- b+ traypwm foso hb fg dmso load+ hv+ tr+ a+ hu- srv1 b- mute1 mute2 fmso srv2 tilt+ hu+ hw- trso a+ a+ hb+ hu+ w hb u hu- hw+ hv+ hv- a- a- v b+ b+ b- b- hw- limit# load- load+ m m m...

  • Page 29

    32 schematic diagram a a b b c c d d e e 4 4 3 3 2 2 1 1 foso foo tro trso fmo2 fmso2 fmo fmso dmo pwmo typwm dmso pwmout traypwm traypwm apdd7 apdd8 apdd6 apdd9 apdd12 apdd2 apdd13 apdd1 apdd14 apdd0 apdd15 apda2 apcs0# hd0 hd1 hd2 hd6 hd7 hd8 hd9 hd12 hd13 hd14 hd15 piderst# hrst# dmarq apdmarq ap...

  • Page 30

    34 33 waveforms 1. System waveforms & +3.3v stby > waveforms ! ! (p201- ) 2.0vp-p 500mv/10usec/cm rec(s-y) @ (p201- % ) 2.0vp-p 500mv/10usec rec(v-out) # (p201- & ) 2.0vp-p 500mv/10usec rec(y(g)) $ (ic601- g ) 4.8vp-p 1v/20usec c-sync ! (p201- 35 ) 500vp-p 200mv/0.5msec rec(a-out l/r) % (rf101- 3 ) ...

  • Page 31

    36 35 waveforms 2. Video waveforms(test signal : 100% color bar) waveforms 3. Audio waveforms(test signal : 1khz sinewave) : ica02.7&10 >.

  • Page 32

    38 37 voltage charts waveforms 1. Sw & mts ic voltage chart mode v-sw(ic102) pin no. Stop rec play 1 0.0 0.0 0.0 2 0.0 0.0 0.0 3 2.4 2.3 2.3 4 0.0 0.0 0.0 5 0.0 0.0 0.0 6 0.0 0.0 0.0 7 0.0 0.0 0.0 8 0.0 0.0 2.0 9 0.0 0.0 0.0 10 4.2 4.2 4.2 11 7.6 7.6 7.6 12 2.5 2.5 2.5 13 0.0 0.0 0.0 14 2.5 2.5 2.5 ...

  • Page 33

    40 39 disassembly disassembly –0.2 –0.1 –0.15 in milimeters and tolerances are as follows: unless otherwise specified, dimensions are –0.5 –0.3 part name panel front 1 15 - 6 0 0 6 -6 -1 5 200 60 - - 200 2 no. Panel front assy 97pp350010 part no. Date (yy/mm/dd) date (yy/mm/dd) ’06 b. S. Park c. W. ...

  • Page 34

    42 disassembly 41 disassembly dw-k3bd2n-ds dw-k3bd2n-ds.

  • Page 35

    44 43 troubleshooting 2. System circuit no led display. Is 5v obtained at ic701 pin # 9, 25? Oscillation at ic701 pin #1? Check l703, pin#6 of pj701 exchange ic701. Check ic 701 pin #6, 7, 8 check ic 701 pin # 10-12,14,15 no yes yes no check pcb no no key output at port of ic701? Is there key/seg si...

  • Page 36

    46 45 troubleshooting 3. Video circuit a. Ee screen doesn't appear ee mode picture ng is video signal input into jk101? Is 5v supplied at ic102? Is select signal input at pin#10, 11 of ic102? Check jk101, jk701 and rf101. Check power 5v circuit. Check ic601 pin #30,31. No yes yes no no yes is data, ...

  • Page 37

    48 47 troubleshooting c. Audio part 1) no sound in ee mode troubleshooting 2) dvd picture(component & s-video) does not appear.

  • Page 38

    50 49 troubleshooting b. Video part debug 1) ee screen does not appear no ee mode picture is there video input signal at pin256 of icn01? Check cc51 and pc02. Check analog board. Check xn01,cn17 and cn18. Check rc51,rc52, rc53,rc54,rc55 and rc56 is there video output signal at pin1,3,5,7,9 and pin11...

  • Page 39

    52 51 troubleshooting c. Audio part 1) no sound in dvd playback mode and no vcr sound 2) no sound in ee mode troubleshooting no record is there video input signal at pin 256 of icn01? Is there signal at xn01? Check cc51 and pc02. 3) can not record at dvd 4) no dv input check xn01,cn17 and cn18 check...

  • Page 40

    54 53 troubleshooting 3) sled does not move 4) spindle does not work is there slin1and slin2 signal at pin29 and pin30 of icf08 ? Is there slo1– and slo2– signal at pin37~40 of icf08 ? Replace icf08. Check rf38 and rf39. Check the connectors of mpeg and loader. Change loader. Check ldin signal at pi...

  • Page 41

    55 56 troubleshooting pcb circuit board 4. Mic(karaoke)board debug no sound is there audio singal at pin#1,7 of output board’s ic202? Check c293,c283 and jk201 pin#1.3 is there audio singal at pin#2,6 of output board’s ic202? Check ic202,c282,c292, r282 and r292 is there audio singal at pin#2 of out...

  • Page 42

    58 57 pcb circuit board • power board parts pcb circuit board ¥ front pannel parts 1. Dw-k3ad2n-ds/dw-r631.

  • Page 43

    60 59 pcb circuit board • mpeg system parts pcb circuit board 2. Dw-k3bd2n-ds/dw-r632.

  • Page 44

    62 61 pcb circuit board • mpeg audio parts pcb circuit board • mpeg video parts.

  • Page 45

    64 63 loc part code part name part description remark 01 pvacpsn731 accessroy as dc-b8cb1n-ps(n619,aaa) dp01 97p95600n0 manual owerns ntsc model dp02 97p880rn15 cable rf ntsc 1.5m dp03 97p0424100 cover accessory ld-pe t0.05 dp04 486a716202 battery aaa 1.5v(supergard) dp08 97p880p815 cable rca 3p-3p ...

  • Page 46

    66 65 electrical partslist loc part code part name part description remark r638 hrfs203jba r chip 1/16 20k ohm j 1608 r639 hrfs102jba r chip 1/16 1k ohm j 1608 r640 hrfs272jba r chip 1/16 2.7k ohm j 1608 r643 hrfs472jba r chip 1/16 4.7k ohm j 1608 r650 hrfs511jba r chip 1/16 510 ohm j 1608 r670 hrfs...

  • Page 47

    68 67 electrical partslist loc part code part name part description remark jp082 85801065gy wire copper awg22 1/0.65 tin coating jp083 85801065gy wire copper awg22 1/0.65 tin coating jp084 85801065gy wire copper awg22 1/0.65 tin coating jp085 85801065gy wire copper awg22 1/0.65 tin coating jp086 858...

  • Page 48

    70 69 electrical partslist loc part code part name part description remark cm43 hcfh104zba c chip cera 25v y5v 0.1mf z 1608 cm44 hcfh104zba c chip cera 25v y5v 0.1mf z 1608 cm45 hcfh104zba c chip cera 25v y5v 0.1mf z 1608 cm48 hcfh104zba c chip cera 25v y5v 0.1mf z 1608 cm49 hcfh104zba c chip cera 2...

  • Page 49

    72 71 electrical partslist loc part code part name part description remark rd12 hrfs512jba r chip 1/16 5.1k ohm j 1608 rd13 hrts8e103j r chip array 1/16 8p 10k ohm j 3216 rd14 hrfs103jba r chip 1/16 10k ohm j 1608 rd15 hrfs103jba r chip 1/16 10k ohm j 1608 rd16 hrfs000-ba r chip 1/16 0 ohm 1608 rd17...

  • Page 50

    74 73 electrical partslist loc part code part name part description remark c917 ccxb1h222k c cera 50v b 2200pf k (tapping) c918 ccxb1h223k c cera 50v b 0.022mf k c919 ccxb1h103k c cera 50v b 0.01mf k c920 cexe1h220a c electro 50v rs 22mf 6.3x11 c921 ccxb1h222k c cera 50v b 2200pf k (tapping) c922 ce...

  • Page 51

    76 75 electrical partslist loc part code part name part description remark c225 hcfh104zba c chip cera 25v y5v 0.1mf z 1608 c226 hrfs000-ba r chip 1/16 0 ohm 1608 c227 hcbk103kba c chip cera 50v x7r 0.01mf k 1608 c230 hcfh104zba c chip cera 25v y5v 0.1mf z 1608 c284 hcqk209cba c chip cera 50v ch 2pf...

  • Page 52

    78 77 electrical partslist loc part code part name part description remark c211 cexf1c100a c electro 16v rsm 10mf 5x7 c212 cexf1c470a c electro 16v rsm 47mf (5x7) tp c221 cexf1a471v c electro 10v rss 470mf (8x11.5) tp c222 cexf1a471v c electro 10v rss 470mf (8x11.5) tp c223 cexf1c220a c electro 16v ...

  • Page 53

    80 79 electrical partslist loc part code part name part description remark d702 dzn4148 - diode 1n4148 auto 52mm d703 dzn4148 - diode 1n4148 auto 52mm d704 dzn4148 - diode 1n4148 auto 52mm d705 dzn4148 - diode 1n4148 auto 52mm d706 dzuz5r1bsb diode zener uz-5.1bsb(4.97-5.18v) d707 dzn4148 - diode 1n...

  • Page 54

    82 81 loc part code part name part description remark cn52 hcfh104zba c chip cera 25v y5v 0.1mf z 1608 cn53 hcfh104zba c chip cera 25v y5v 0.1mf z 1608 cn57 hcfh104zba c chip cera 25v y5v 0.1mf z 1608 cn58 hcfh104zba c chip cera 25v y5v 0.1mf z 1608 cn59 hcfh104zba c chip cera 25v y5v 0.1mf z 1608 c...

  • Page 55

    84 83 loc part code part name part description remark rm28 hrfs750jba r chip 1/16 75 ohm j 1608 rm29 hrfs750jba r chip 1/16 75 ohm j 1608 rm30 hrfs750jba r chip 1/16 75 ohm j 1608 rm31 hrfs750jba r chip 1/16 75 ohm j 1608 rm32 hrfs750jba r chip 1/16 75 ohm j 1608 rm33 hrfs750jba r chip 1/16 75 ohm j...

  • Page 56

    86 85 electrical partslist loc part code part name part description remark c812 ch1tfe222m c cera ac 4.0kv 2200pf m ad ac250v c821 cexk1c102l c electro 16v rdf(kxl) 1000uf 10x20 c822 cexk1c102l c electro 16v rdf(kxl) 1000uf 10x20 c824 cexk1c681l c electro 16v 680uf kxl d821 d s r 3 0 6 diode schottk...