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Daewoo DV-2500H Service Manual - Dv-2500H

Other manuals for DV-2500H: Instruction Manual

Summary of DV-2500H

  • Page 2: Dv-2500H

    Dv-2500h service manual - 1 - dv-2500h service manual.

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    Dv-2500h service manual - 2 - table of contents general section cautions/warnings safe warnings precautions software upgrade circuit diagram and component layout mpeg ic block diagrams power supply circuit diagram and component layout mpeg circuit diagram and component layout front panel circuit dia...

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    Dv-2500h service manual - 3 - 1. General section 1.1. Cautions/warnings 1.1.1. Product safety notice parts marked with the symbol in the schematic diagram have critical characteristics. Use only replacement pares recommended by the manufacturer. It is recommended that the unit be operated from a sui...

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    Dv-2500h service manual - 4 - 1.2. Safe warnings 1.2.1. Protection of eyes from laser beam to protect eyes from invisible laser beam during servicing do not look at the laser beam 1.2.2. Laser caution caution adjusting the knobs, switches, and controls, etc. Or taking actions not specified herein ma...

  • Page 6

    Dv-2500h service manual - 5 - 1.3. Precautions 1.3.1. Esd precautions in repairing 1.3.1.1. Do not apply excessive pressure on the mechanical parts (moving pares), including the pickup block, as extremely high mechanical precision or required in these parts. 1.3.1.2. When soldering the microprocesso...

  • Page 7

    Dv-2500h service manual - 6 - 1.4. Software upgrade you can upgrade dvd player using the software we provide as following step: ― creating a software upgrade cd ― use only a new cd-r/cd-rw(not an erased one). ― give the cd a name of your choice(e.G. Version and unit name). ― burn the unpacked docume...

  • Page 8

    Dv-2500h service manual - 7 - 2. Circuit diagram and component layout 2.1. Mpeg ic block diagrams fig. 2-1 vaddis888.

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    Dv-2500h service manual - 8 - table1. Vaddis888 pin description.

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    Dv-2500h service manual - 25 - 2.2. Power supply circuit diagram and component layout fig 2-2 power supply circuit diagram fig 2-3 power supply assembly drawing.

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    Dv-2500h service manual - 26 - fig 2-4 power supply composite.

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    Dv-2500h service manual - 27 - 2.3. Mpeg circuit diagram and component layout 2.3.1. Mpeg circuit diagram fig 2-5 avout/power fig 2-6 audio.

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    Dv-2500h service manual - 28 - fig 2-7 rf/opu fig 2-8 flash.

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    Dv-2500h service manual - 29 - fig 2-9 mpeg 2.3.2. Mpeg assembly drawing.

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    Dv-2500h service manual - 30 -.

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    Dv-2500h service manual - 31 - 2.3.3. Mpeg composite.

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    Dv-2500h service manual - 32 - 2.4. Front panel circuit diagram and component layout.

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    Dv-2500h service manual - 33 - 2.5 karaoke circuit diagram and component layout.

  • Page 35

    Dv-2500h service manual - 34 - 3. Servicing procedures 3.1. Power supply trouble service flow chart power supply block trouble ng check f901 condition replace f901 ok check u901 ng pin1/pin2 replace u901 condition ok check on d101/d102/ d103/d104/d105 output voltage condition ng check on q103 pin1 n...

  • Page 36

    Dv-2500h service manual - 35 - 3.2. Read disc trouble service flow chart read disc problem in a dvd player is a very complicated issue that may involve complex issues. This problem is not only relation to the electronic circuit, but also very much relation to the operation environment. Dvd loading u...

  • Page 37

    Dv-2500h service manual - 36 - 3.3. Video trouble service flow chart 3.3.1. Composite video trouble service flow chart composite video trouble ng check “setup” item see “user manual” ok ng check y1 output signal replace y1 parts ok ng check c165/c166 signal replace c165/c166 ok ng check r217/r224 si...

  • Page 38

    Dv-2500h service manual - 37 - 3.3.2. Scart video trouble service flow chart composite scart video trouble ng check “setup” item see “user manual” ok ng check y1 output signal replace y1 parts ok ng check c194/c195/c199/ replace c194/c195/c199/ c200/c203/c204 signal c200/c203/c204 ok ng replace d10/...

  • Page 39

    Dv-2500h service manual - 38 - 3.3.3. S- video trouble service flow chart composite s- video trouble ng check “setup” item see “user manual” ok ng check y1 output signal replace y1 parts ok ng check c184/c185/c188/c189 replace c184/c185/ signal c188/c189 ok ng replace d8/d9 ok ng check l4/l5 signal ...

  • Page 40

    Dv-2500h service manual - 39 - 3.4. Composite analogy audio trouble service flow chart composite analogy audio trouble ok ng check u9 pin5~7 signal replace u2 ok ng check u9 pin9 +5v check power supply ok ng check u9 pin23~27 signal replace u9 ok ng check u8/u11/u13 check u8/u11/u13 between pin2/6 s...

  • Page 41

    Dv-2500h service manual - 40 - check power supply 3.5. Front control trouble service flow chart front control trouble ng check between jp1 and mpeg connection ok replace the cable between check between jp2 and power supply connection ng ok ng check u2 pin9/25 voltage check u2 ok seg signal ng ok che...

  • Page 42

    Dv-2500h service manual - 41 - 3.6. Remote control trouble service flow chart remote control trouble ok ng ng check remote control replace battery replace control ok ng check u3 pin2 voltage check power supply ok ng check u3 pin3 output signal replace u3 ok check u2 ir input signal ng replace u2.

  • Page 43

    Dv-2500h service manual - 42 - 4. Parts list 4.1. Power parts list no. Part no. Description qty location carbono resistor 1 m2r1110030433110 rt14-1/4w-10r±5% 2 r122,r902 2 m2r1110230433110 rt14-1/4w-1k±5% 5 r111,r101,r110,r112,r121 m2r1120230433110 rt14-1/4w-2k±5% 1 r109 3 m2r1122330433110 rt14-1/4w...

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    Dv-2500h service manual - 43 - no. Part no. Description qty location 25 m2d10fr104220000 fr104 （ do-41 ） 4 d101,d102,d103,d907 26 m2d1in5392220000 1n5392- （ do-41 ） 2 d108,d109 27 m2d1in5822220000 in5822 1 d105 volt reg diode 28 m2d1bzx12v220000 bzx-12v-1/2w- （ do-35 ） 1 z101, 29 m2d1bzx5v1220000 bz...

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    Dv-2500h service manual - 44 - 4.2. Mpeg parts list no part number description qty location 1 w17mc6006311 mc6006-zr36888 03# smt 1 mc6006-zr36888 03# smt bom electrolytic capacitor 2 m2c2477a59081222 cd11-6.3v-470uf-m 7 c165,c166,c192,c193,c196,c198,c202 3 m2c2106c89051122 cd11-10v-10uf-m(5*11) 2 c...

  • Page 46

    Dv-2500h service manual - 45 - 16 m2l1127m00003001 27.000mhz-30ppm-base-20pf/dip 1 y1 ic 17 m2i00ka780500100 ka7805 1 u1 m2i00lm780500100 lm7805(to-220) 1 u1 socket 18 m2p000000ph4a000 ph-4a 1 cn21 19 m2p000000ph5a000 ph-5a 1 cn6 20 m2p000000ph6a000 ph-6a 1 cn7 21 m2p00000ph6ab000 ph-6a-b 1 cn10 22 ...

  • Page 47

    Dv-2500h service manual - 46 - 33 m2r0015230811000 rc-05k152jt 2 r239,r238 34 m2r0000031000000 rc-03k000op 9 r36,r48,r54,r55,r73,r80,r229,r217,r224 35 m2r001r031000000 rc-03k1r0jt 3 r45,r53,r77 36 m2r004r731000000 rc-03k4r7jt 1 r35 37 m2r0010031000000 rc-03k100jt 2 r230,r29 38 m2r0033031000000 rc-03...

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    Dv-2500h service manual - 47 - 54 m2r0018231000000 rc-03k182jt 2 r11,r10 55 m2r0020231000000 rc-03k202jt 1 r213 56 m2r0022231000000 rc-03k222jt 2 r242,r243 57 m2r0033231000000 rc-03k332jt 5 r58,r59,r61,r122,r107 58 m2r0047231000000 rc-03k472jt 14 r9,r27,r28,r40,r41,r132,r133, r170,r192,r218,r135, r1...

  • Page 49

    Dv-2500h service manual - 48 - 73 m2c04p7f30060300 cc-0603cg4p7j500nt 3 c191,c197,c201 74 m2c05p0f30060300 cc-0603cg5pfjn500t 1 c35 75 m2c0110f30060300 cc-0603cg110jn500t 3 c177,c181,c187 76 m2c0220f30060300 cc-0603cg220jn500t 2 c21,c22 77 m2c0330f30060300 cc-0603cg330jn500t 3 c33,c34,c36 78 m2c0560...

  • Page 50

    Dv-2500h service manual - 49 - chip magnetism bead 93 m2h0220r00000603 l0603-220r 4 r33,r225,r226,r227 no part number description qty location 94 m2hl750r800a0805 fb0805-75r-800ma-±10 ％ 8 fb10,fb11,fb12,fb13,fb14,fb16, fb17,fb188 95 m2h0220r00000805 l0805-220r 1 fb15 96 e2h060020039 fb0805-600r-100m...

  • Page 51

    Dv-2500h service manual - 50 - 109 m2izr36888000000 zr36888(lqfp256-b)(a1) 1 u2 110 m2i4s641632f0000 k4s641632f-70(tsop54) 1 u3 m2im12l64164a000 m12l64164a-7tg 1 u3 111 m2i29al016d00000 s29al016d707a102 1 u4 m2ien29lv160ab00 en29lv160ab-70-tcp 1 u4 112 m2i0am5888s00000 am5888s l/f 1 u6 113 m2i00lm35...

  • Page 52

    Dv-2500h service manual - 51 - 2 m2r1110330633110 rt13-1/6w-10k-j 6 r1,r4,r5,r6,r9,r10 3 m2r1151330633110 rt13-1/6w-51k-j 1 r3 porcelain capacitor 4 m2c1101f44000022 cc1-50v-101-k 3 c5,c6,c7 5 m2c1104f44000022 cc1-50v-104-k 2 c1,c4 electrolytic capacitor 6 m2c2107b57060522 cd11-16v-100uf-m(6*5) 2 c2...

  • Page 53

    Dv-2500h service manual - 52 - 14 0ipt6961000n pt6961 1 u2 led 15 m2g332610ygb20a0 zdc-g2610ygb-20a 1 u1 single join eletricity location implement 16 m2v11121nl200103 wh121n-2-a10k-f15 2 x1,x2 jumper wire 17 **************** j--5mm 3 j2,j3,j5 18 **************** j--7.5mm 3 j1,j4,j6 pcb 19 e2b1013608...

  • Page 54

    Dv-2500h service manual - 53 - 8 m2c0223f54080500 cc-0805f223mn500t 2 c903,c904 9 m2c0331f30080500 cc-0805cg331jn500t 1 c920 10 m2c0562f44080500 cc-0805b562k500nt 2 c905,c912 11 m2c0561f30080500 cc-0805cg561jn500t 2 c907,c910 12 m2c0681f30080500 cc-0805cg681jn500t 1 c902 13 m2c0103f54080500 cc-0805f...

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    Dv-2500h service manual - 54 - 28 e1mp044yb509 pacdn044yb5(sc70-5) 1 u903 inductor 29 m2h4lga3uh3k0307 lga0307-3.3uh-k 2 l901,l902 30 m2h1rh3560083560 rh3.5*6*0.8 1 l903 chip magnetism bead 31 m2h0120300ma0805 fb0805-120r-300ma-cbg/121 4 l1,l2,l3,l4 32 m2h0220r00000805 l0805-220r 2 l5,l6 no part num...

  • Page 56

    Dv-2500h service manual - 55 - 42 e2b2003609a9 mc2003-0601-00m ver1.0 p/n:0609a 1 l69.5*w68.5*1.6mm ******.