Akai-DVP-4925-KDSM-Schematic电路图 维修手册.pdf

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1、SERVICE MANUAL Model: DVP4925KDSM DVD PLAYER www.akai.ru RadioFans.CN 收音机爱 好者资料库 5 5 4 4 3 3 2 2 1 1 DD CC BB AA PV33DV33 URST# V18 PV33RFV33 GND LDO_AV33 +5VAVCC_AUDIO +5V PV33 +P12V -P12V +5VA +PS5V +5V AVCC+PS5V MO_VCC VCC URST# DV33 +12V GND RFV33 AVCC LDO_AV33 URST# DV33 V18 -12V MO_VCC VCC VCC

2、_AUDIO V18 DV33 DV33 -P12V -12V+12V +P12V RFV33 PV33 LDO_AV33 VCC_AUDIO +5VA VCC AVCC MO_VCC AVCC 2 LDO_AV33 2 MO_VCC 2 URST# 2 DV33 2,3,4,5 VCC 2,3,4,5 V18 2 GND 2,3,4,5 RFV33 2 VCC_AUDIO 5 +12V 4,5 -12V 4,5 Title veRrebmuN tnemucoDez iS teehS:etaDof VTREK89DM6-11.2 1.0 INDEX C162C157&C166=100PF 22

3、0PF R128 100PF R118 External DAC 100PFInternal DAC C166 1000PF 31K When use internal Adac must change follow value C157 220PF Notice Power On Mute Power Off Mute DV-P4925KDSM 2CH/5.1CH OUTPUT R154 5.1k R154 5.1k H1 CIRDIN_9-R H1 CIRDIN_9-R 1 2 3 4 5 6 7 8 9 R118 20k R118 20k R180470R180470 C232 22p

4、C232 22p R14933R14933 R191 100k R191 100k R176 100 R176 100 R15033R15033 R115 110 R115 110 R850R(NC)R850R(NC) C195 2200p C195 2200p R119NCR119NC R147 100k R147 100k R128 20k R128 20k R208NCR208NC C171 0.1u C171 0.1u R167470R167470 Q20 3904 Q20 3904 1 23 + C23110u + C23110u R207NCR207NC C207 1000p C2

5、07 1000p R15133R15133 U13 PCM1606 U13 PCM1606 DATA1 1 DATA2 2 DATA3 3 FMT1 4 FMT0 5 ZEROA 6 AGND 7 Vout5 8 Vout6 9 Vout1 10 Vout2 11 Vout3 12 Vout4 13 Vcom 14 VCC 15 DEMP0 16 DEMP1 17 LRCK 18 BCK 19 SCKI 20 C200 2200p C200 2200p + - U13A NJM4558 OPA + - U13A NJM4558 OPA 3 2 1 84 + C19810u + C19810u

6、R900RR900R + - U13B NJM4558 OPA + - U13B NJM4558 OPA 5 6 7 84 R1380R1380 +C165 100u +C165 100u C157220pC157220p R164 5.1k R164 5.1k C183 2200p C183 2200p + C19110u + C19110u D5 1N4148 D5 1N4148 12 + C154 10u + C154 10u C186 0.1u C186 0.1u C158 0.1u C158 0.1u R1351kR1351k R19410kR19410k R11722R11722

7、R136 20k R136 20k +C159 100u +C159 100u R19010R19010 CP4 AV3X2 CP4 AV3X2 1 1 2 2 6 6 4 4 8 8 9 9 3 3 7 7 5 5 + - U11B NJM4558 OPA + - U11B NJM4558 OPA 5 6 7 84 C153 0.1u C153 0.1u R114 75 R114 75 C180220pC180220p R14433R14433 R168 180k R168 180k C175 2200p C175 2200p R680R(NC)R680R(NC) R136100R13610

8、0 R156 180k R156 180k R145 330 R145 330 R134 100k R134 100k + - U14B NJM4558 OPA + - U14B NJM4558 OPA 5 6 7 84 + C16110u + C16110u + - U11A NJM4558 OPA + - U11A NJM4558 OPA 3 2 1 84 R174 5.1k R174 5.1k R148 10K R148 10K R170470R170470 R137NCR137NC + C18210u + C18210u R123 100 R123 100 Q21 3904 Q21 3

9、904 1 23 Q22 3906 Q22 3906 2 13 R124 180k R124 180k ZD1 Zener / 5V1(dip) ZD1 Zener / 5V1(dip) R700RR700R C209 100p C209 100p C230 100p C230 100p C166220pC166220p CP3 AV3X2 CP3 AV3X2 1 1 2 2 6 6 4 4 8 8 9 9 3 3 7 7 5 5 C187 0.1u C187 0.1u R133 180k R133 180k R139 10k R139 10k C192 0.1u C192 0.1u C155

10、 0.1u C155 0.1u R193 100k R193 100k Q8 3906 Q8 3906 2 13 R1261kR1261k Q21 3906 Q21 3906 2 13 R1315.1kR1315.1k R153 10k R153 10k CN12 7PIN 2.5 CN12 7PIN 2.5 1 2 3 4 5 6 7 CN11 7PIN 2.5 CN11 7PIN 2.5 1 2 3 4 5 6 7 R179 100k R179 100k R155 100 R155 100 Q18 3904 Q18 3904 1 23 R172 20k R172 20k + C19910u

11、 + C19910u R760R(NC)R760R(NC) R178 180k R178 180k Q35 3904 Q35 3904 1 23 R1481kR1481k R127 10,0805 R127 10,0805 Q33 3906 Q33 3906 1 23 R14333R14333 R11622R11622 Q27 3904 Q27 3904 1 23 +C78 10u +C78 10u R132 100 R132 100 R139200R139200 R159 20k R159 20k C164 0.1u C164 0.1u + - U14A NJM4558 OPA + - U1

12、4A NJM4558 OPA 3 2 1 84 R12922kR12922k R125 100k R125 100k R152 20k R152 20k + C16810u + C16810u C179 0.1u C179 0.1u R840RR840R C156 27p C156 27p H2 CIRDIN_9-R H2 CIRDIN_9-R 1 2 3 4 5 6 7 8 9 R14233R14233 R157 100k R157 100k U12 WMA8766 U12 WMA8766 MODE 1 MCLK 2 BCLK 3 LRC 4 DVDD 5 DGND 6 DIN1 7 DIN

13、2 8 DIN3 9 DNC 10 ML/I2S 11 MC/IWL 12 MD/DM 13 MUTE 14 TESTREF1 15 VREFN 16 VFEFP 17 VMID 18 NC 19 NC 20 VOUT1L 21 VOUT1R 22 VOUT2L 23 VOUT2R 24 VOUT3L 25 VOUT3R 26 AGND 27 AVDD 28 C188 0.1u C188 0.1u C172220pC172220p C193 0.1u C193 0.1u C197220pC197220p R12022kR12022k R147 2.2K R147 2.2K + C18110u

14、+ C18110u CN13 3PIN 2.5 CN13 3PIN 2.5 1 2 3 CN10 6PIN 2.5 CN10 6PIN 2.5 1 2 3 4 5 6 R140 5.1k R140 5.1k CP2 TOTX178 CP2 TOTX178 GND 1 VCC 2 IN 3 NC 4 NC 5 + C16010u + C16010u + C16710u + C16710u R14910KR14910K Q19 3904 Q19 3904 1 23 C169 2200p C169 2200p R166 100 R166 100 R113 100 R113 100 R163 10k

15、R163 10k R870RR870R R1581kR1581k R197100KR197100K R121 10k R121 10k R150 7.5K R150 7.5K R173 10k R173 10k C105 1uF C105 1uF R2060R2060 R169 100k R169 100k +EC36 220UF16V +EC36 220UF16V R1225.1kR1225.1k +C177 10u +C177 10u R1961KR1961K + C17410u + C17410u + C17310u + C17310u R146 180k R146 180k C194

16、0.1u C194 0.1u R880R(NC)R880R(NC) R198100KR198100K R192 4.7k R192 4.7k C162 2200p C162 2200p R130 10k R130 10k C189220pC189220p + C19010u + C19010u C178 0.1u C178 0.1u R141 100 R141 100 Q25 3904 Q25 3904 1 23 C208 1000p C208 1000p 123465 A B C D 654321 D C B A Title NumberRevisionSize B Date:25-May-

17、2005Sheetof File:E:DVDFSDM101(SCH).DDB !#$DrawnBy: C6 102/1kv C15 104/50v D5 FR107 D6 1N4148 IC2A PHOTO NPN PWM DRAIN PIN6,7,8 PIN5 VSTR VFB PIN3PIN2 PIN1 VC CGND IC1 FSDM101 R6 62K 1/4W C20 22uF400V 1 2 JN1 1 2 JN2 FUSE1 T1A 250VAC C1 104/275VAC X2 LT1 25mH C2 104/275VAC X2 D1 1N4007 D2 1N4007 D3 1

18、N4007 D4 1N4007 C3 47uF/50V 2 3 4 5 6 8,9 12 14 13 10 11 T1 EEL25(7+7) D8 SB360 R14 100R 1/4W C24 102 C14 1000uF16V L2 22uH 9*12MM R16 100/1W R8 220R R12 3k3 R11 10K R10 10K IC3KA431A C9 10450V D11 HER204 D14 HER204 C25 220uF10V D7 FR107 L2 22uH COLOR C10 470UF25V C16 220UF25V C26 47U/50V C17 100UF2

19、5V D10 FR107 L3 22uH 1/2WCOLOR D13 12V 1/2W R11 510R 1/4W D9 FR107 R22 1R5/1/4W R14 10K D12 5.6V C12 100uF/16V IC2B 817 C7 102M400V C22 102400V Y1 C21 102400V Y1 C11 1000uF10V R5 10K 1/4W R4 100R C29 10450V GND +5V +5V +3.3V GND +12V -12V GND +5V GND CZ1 +12V -12V GND CZ3 3.3VAC 3.3VAC -24V +5V CZ2

20、AKAI DV-P4925KDSM 12345678 A B C D 87654321 D C B A GR1 1 GR2 2 GR3 3 GR4 4 GR5 5 GR6 6 GR7 7 S10 8 S9 9 S8 10 S7 11 S6 12 S5 13 S4 14 S3 15 S2 16 S1 17 VFD1 DIGITAL K3 OPEN/CLOSE K2 STOP K1 PLAY C5 CC104 VCC 3 GND 2 OUT 1 REM1 REM R6 51K C6 100U/16V R1 10C1 100U/10V LS1 LS LS2 LS LS3 LS LS4 LS LS5

21、LS LED -DIPLAY & CORTROL 1 2 3 4 5 6 CN1 2.0-6P R2 10K R3 10K R4 10K DATA CL STB C4 101 C3 101 C2 101 +5V RF GND R5 4.7 OSC 1 DI/O 2 CL 3 STB 4 KEY1 5 KEY2 6 VDD 7 SEG1/KS1 8 SEG2/KS2 9 SEG3/KS3 10 SEG4/KS4 11 SEG5/KS5 12 SEG6/KS6 13 SEG7/KS7 14 SEG8/KS8 15 SEG9/KS9 16 SEG110/KS10 17 SEG112/Grid7 18

22、 Grid6 19 Grid5 20 VDD 21 GND 22 Grid4 23 Grid3 24 GND 25 GRID2 26 GRID1 27 GND 28 U1 CS1694/SM1628/TM1628 K4 K5 K6 L/R 1243 A B C D 4321 D C B A Title no i s i veRr ebmuNSize A4 fo t eehS4002- l uJ -61: e t aD Drawn By: E10 2U2/25V Z15V1 E8 220U/16V R22470 R23100 E9 100U/16V 1 2 3 4 5 6 7 MIC1 7PIN

23、 1 2 3 4 5 6 7 MIC2 7PIN R210K E2 4U7/25V R3 10K C1 221 C2 221 C3 102 C4 102 R4 1K R6 10K R7 22K R8 470 R9 470 3 2 1 84 IC1A MC4558 5 6 7 IC1B MC4558 R13 4K7 VCC 1 REF 2 AGND 3 DGND 4 CLK 5 VCO 6 CC1 7 CC0 8 OP1-O 9 OP1-I 10 OP2-I 11 OP2-O 12 LF2-I 13 LF2-O 14 LF1-O 15 LF1-I 16 IC2 PT2399 E3 100U/16

24、V R1412K C5104 C6104C7 104 C8104 R1510K R1610K R1715K C9332C10561 E4 4U7/25V R1847KC11102 R1918K R2010K C12 561 R219K1 C13392 E52U2/25V E7 2U2/25V 1 2 3 4 5 J2 TJC3-5A R1 4K7 R11 4K7 E1 2U2/25V E6 2U2/25V R10 10K R12 10K 1 2 3 J1 TJC3-3A R53K3 E11 10U/25V +5A +V1 +12 OKX +V1 +5A OKX +12 OKX OKO +12V OKO AKAI DV-P4925KDSM