Akai-PDX-4440-Service-Manual(1) 电路图 维修手册.pdf

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1、Page CONTENTS PRODUCT SAFETY NOTICE Specifications electrical components having such features are identified by in the schematic diagram and the parts list. Before replacing any of these components, read the parts list in this manual carefully. The use of substitute replacement parts that do not hav

2、e the same safety characteristics as specified in the parts list may create shock, fire or other hazards. COMPACT DISC COMPACT PLAYER PD-X4440 RadioFans.CN 收音机爱 好者资料库 12 SPECIFICATIONS Power Supply: AC - DC Adaptor 100V: 6V DC 60Hz Battery: 3V (AA x 2) 120V: 6V DC 60Hz 230V: 6V DC 50Hz 110/220V: 6V

3、Headphone Output Load: 16 ohm or 32 ohm Reference Output: 5mW Input Signal Source: CBS SONY YED7 (PTD-001) SONY PHILIPS SBC 444A (TCD-725, TDC-731, TDC-712) A. Bex Remarks: All data should be checked at main unit. GENERAL TEST CONDITION PERSFORMANCE SPECIFICATIONS GENERAL OUTPUT (at 1kHz 0dB level):

4、Headphones / earphones (stereo mini-jack) 15mW + 15mW at 16ohms to 32ohms POWER REQUIREMENTS:3V (2 x AA / LR6 / MN 1500) alkalline batteries, or DC IN 6V, 350mA power adaptor Polarity of plug DIMENSIONS:Approx. 153 x 30 x 128 mm (W/H/D) WEIGHT:Approx. 200g (not include batteries) OPERATING VOLTAGE:

5、U.S.A. Middle East and Australia: UK and Germany 120V AC5% 60Hz 240V AC5% 50Hz 230V AC5% 50Hz Chile: Singapore, Malaysia OPEN FOR NORMAL SVCC VR 16 PD 15 LD 14 GND 13 F 12 VCC 11 VC 10 E 9 C 8 A 7 D 6 B 5 T(+) 4 F(+) 3 F(-) 2 T(-) 1 CN101 CMS-M99 SEG11 12 SEG12 13 SEG13 14 SEG14 15 SEG15 16 NC 17 NC

6、 18 AMUTE 19 XRESET 20 NC 21 NC 22 NC 33 NC 23 DEF-SEL 24 JOG-SEL 25 ATT_SEL 26 LCD_SEL 27 ADJ_SEL1 28 ESP_SEL1 29 ESP_SEL2 30 ESP_SEL3 31 SLED_SEL 32 NC 34 P.OFF 35 CDM_SEL 36 MMUTE 37 RW 38 SUBQ 39 COMMAND 40 MCK 41 SUBSYQ 42 BUSY 43 HOLD 44 SEG00 1 SEG01 2 SEG02 3 SEG03 4 SEG04 5 SEG05 6 SEG06 7

7、SEG07 8 SEG08 9 SEG09 10 SEG10 11 LID 45 INNER 46 RESET 47 GND 48 OSC1 49 NC 50 VDD 51 DC_IN 52 BATT 53 B.BOOST 54 KEY1 55 KEY0 56 WREM 57 PLAY 58 NC 59 NC 60 COM0 61 COM1 62 COM2 63 COM3 64 IC501 BU24590-8J TAP510 T103 SP T104 SP T102 SP T101 SP TP109 GND T107 B T106 AT105 C T108 F T111 RF-VCC T112

8、 LD T113 DT110 SP T115 PD T114 E T601 SL+ T602 SL- T603 INNER T604 SP+ T605 SP- T606 GND TP605 CHARGE R623 28R Q601 2SB1237 Q604 2SC1740 Q605 2SC1740 CHARGE D601 IN4001 DCIN REGB D501 DAN202U R141 1.2M R140 1.2M VDD 1 DQ0 2 VCCQ 3 DQ1 4 DQ2 5 VSSQ 6 DQ3 7 DQ4 8 VCCQ 9 DQ5 10 DQ6 11 VSSQ 12 DQ7 13 VC

9、C 14 DQML 15 WE 16 CAS 17 RAS 18 CS 19 A13 20 A12 21 A10/AP 22 A0 23 A1 24 A2 25 A3 26 VCC 27 VSS 28 A4 29 A5 30 A6 31 A7 32 A8 33 A9 34 A11 35 N.C. 36 CKE 37 CLK 38 DQMU 39 N.C. 40 VSS 41 DQ8 42 VCCQ 43 DQ9 44 DQ10 45 VSSQ 46 DQ11 47 DQ12 48 VCCQ 49 DQ13 50 DQ14 51 VSSQ 52 DQ15 53 VSS 54 IC402 64M

10、SDRAM DQ00 DQ01 DQ02 DQ03 DQ04 DQ05 DQ06 DQ07 A00 A01 A02 A03A04 A05 A06 A07 A08 A09 A10 A11 A12 A13 DQ08 DQ09 DQ10 DQ11 DQ12 DQ13 DQ14 DQ15 CKE RCLK L103 10uH WE- CAS- RAS- SW501 PLAY SW502 STOP SW503 FF SW504 FR R518 22K R511 4.7K SW507 PROG R517 10K R516 4.7K SW505 P-MODE R510 6.8K R515 6.8K 1 2

11、3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 CN501 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 CN502 COM0 COM1 COM2 COM3 SEG04 SEG14 SEG08 SEG10 SEG11 SEG12 SEG13 SEG01 SEG02 START KEY0 KEY1 KEY BOARD LCD501 R532 1K C520 1u(F) R520 1M D502 DAN202U C5090.1 J303 REMOTE SW901 PLAY/PAUSE SW902 STOP SW903 F

12、F SW904 REW R902 3.3K R903 6.8K R904 22K R901 2.7K REMOTE Wiered Remote Control Block GND To TP501 C311 4.7u C310 4.7u L301 3T L302 3T TAP302 L-LOUT TAP301 REMOTE Q301 DTA124EUAQ302 DTC114TUA Q303 DTC114TUA SCHEMATIC DIAGRAM 1314 NOTES: 1. All resistance values are indicated in “ohms” (k=1000 ohms.

13、M=1000 Kohms). 2. All capacitance values are indicated in “ uF” (p=10 uF). -6 1516 VOLTAGE CHARTVOLTAGE CHART - CONTINUED THE MEASURED VALUE IS DC VOLTAGE UNIT: V TEST CONDITION: CD PLAY IC101 (BU9534KV) PINS NUMBER12345678910 CD PLAY2.871.481.471.441.491.4901.441.441.96 PINS NUMBER11121314151617181

14、920 CD PLAY0.950.191.971.442.871.441.250.021.501.46 PINS NUMBER21222324252627282930 CD PLAY1.641.631.851.6901.472.931.460.082.91 PINS NUMBER31323334353637383940 CD PLAY1.900.172.712.922.952.931.460.410.020.02 PINS NUMBER41424344454647484950 CD PLAY0.022.32002.322.322.442.402.002.00 PINS NUMBER515253

15、54555657585960 CD PLAY1.991.702.442.452.791.331.421.371.421.39 PINS NUMBER61626364656667686970 CD PLAY1.371.391.381.341.331.391.411.391.431.40 PINS NUMBER71727374757677787980 CD PLAY2.051.481.501.442.951.501.470.042.941.48 PINS NUMBER81828384858687888990 CD PLAY1.481.490.032.942.932.942.942.942.940.

16、03 PINS NUMBER919293949596979899100 CD PLAY2.930.032.171.450.391.571.440.871.451.52 IC501 (BU24590-8J) PINS NUMBER12345678 CD PLAY01.471.471.4701.471.481.50 PINS NUMBER910111213141516 CD PLAY1.481.481.491.491.491.491.490 PINS NUMBER1718192021222324 CD PLAY002.932.9300.002.922.92 PINS NUMBER252627282

17、9303132 CD PLAY2.92002.920000 PINS NUMBER3334353637383940 CD PLAY002.92002.730.091.02 PINS NUMBER4142434445464748 CD PLAY002.932.920.002.920.220.02 PINS NUMBER4950515253545556 CD PLAY1.461.302.9301.5002.920 PINS NUMBER5758596061626364 CD PLAY2.922.9200.021.461.461.461.46 IC601 (BH6575FV) PINS NUMBER

18、12345678910 CD PLAY2.832.921.472.930.032.911.441.482.081.44 PINS NUMBER11121314151617181920 CD PLAY1.441.411.441.441.440.020.120.320.100.05 PINS NUMBER21222324252627282930 CD PLAY2.940002.9500.061.0600 PINS NUMBER31323334353637383940 CD PLAY00002.965.940.242.930.920.43 IC401 (W981616BH-7) PINS NUMBE

19、R12345678910 CD PLAY2.912.052.0502.031.922.912.072.080 PINS NUMBER11121314151617181920 CD PLAY2.061.932.9102.292.432.4302.442.32 PINS NUMBER21222324252627282930 CD PLAY1.411.802.001.952.9100.622.800.140.14 PINS NUMBER31323334353637383940 CD PLAY1.201.1400.311.460.010.392.911.361.77 PINS NUMBER414243

20、44454647484950 CD PLAY01.341.342.931.331.780.031.511.210.02 IC301 (BH4453F) PINS NUMBER12345678 CD PLAY1.071.521.0901.091.091.082.92 There is no need to adjust the CD servo PWB. Because auto-adjustment function has been set by the CPU. ALIGNMENT SET-UP PROCEDURES 1718 IC401 W981616BH-7 Address Regis

21、ter Row Buffer Refresh Counter Bank Select Row DecoderCol.Buffer LRAS LCBR Data Input Register 512K x 16 512K x 16 Sense AMP Column Decoder Latency & Burst Length Programming Register I/O ControlOutput Buffer LWE LDQM DQI Timing Register LDQM LCAS LRASLCBRLWE LWCBR CLKCKECSRASCAS L(U)DQM WE CLK ADD

22、LCKE IC501 BU24590-8JIC101 BU9534KV RF Signal Gen. Servo Signal Gen. x8 Over Sampling Digital Filter 1bit DAC 16K SRAM Digital Signal Processor Digital Servo Filter APC PLL Digital Servo Signal Processor Anti-shock Memory Controller Command Interface 75 74 73 72 71 70 69 68 67 66 65 64 63 62 61 60 5

23、9 58 57 56 55 54 53 52 51 DVDD2 DCK LRCK DOUTA DQ08 DQ09 DQ10 DQ11 DQ12 DQ13 DQ14 DQ15 DQ00 DQ01 DQ02 DQ03 DQ04 DQ05 DQ06 DQ07 WEX CASX RASX A00 A01 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 CLK88 LON CLK SUBSYQ MCK DIN DOUT R/W RESETX BUSY DVDD1 RCLK RCKE A13 A12 A1

24、1 A10 A09 A08 A07 A06 A05 A04 A03 A02 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 AVDD1 AC BK VBIAS E F AGND1 FEN FEO PKC BTC PD LD ASY AVDD2 PCO FCO AGND2 FDOUT JUMPO TDOUT SDIN SDOUT CLVOUT DGND1 EQO RFI CAGC TEN TEO SC TZCRFM RFRPRFM DGND3 XPLCK MONI1 MONI0 DFDIN DFLRCK DFDC

25、K XBUFO DVDD3 AGND3 RDACO VCDAC LDACO AVDD3 DGND2 XO XI 100 99 98 97 96 95 94 93 92 91 90 89 88 87 86 85 84 83 82 81 80 79 78 77 76 IC601 BH6575FV 1510163726111749 + + + + + + + + + + - - - - - - - - - - + + + - - - 15814 START MUTE1 IN4 PGND1 OFF RESET VREF OUT4- CLK IN1 MUTE34 IN3 FIL4 IN2 FIL2 FI

26、L3 OUT3- OUT3+ 1218131920 4034263731233933253628302238322435272921 EO VSYS EI + - DC/DC CONVERTER VDD VG CONV REG/SW VSYS DET SYSTEM ON SYSTEM OFF OSC CLK MUTE34 MUTE1 RESET PRE-DR PRE-DR PRE-DR PRE-DR 30K 30K 30K 30K OSC03A OSC1 OSC2 STP CLOCK GEN RESETPC INCPC STACK 8 ROM 16384 x 8 BIT SYSTEM CLK

27、RAM 612 x 4 BIT INSTRUCTION DECODER EHXLYALUACC FLAG FLAG STK TESTRESET INTERRUPT CONTROL G STK IRQ DPH DPL U-DUS L-HUS PWC01A TMR03B STP04A BIX03A PIO11A PIO11A PIO11A SIO04B SIO04B ADC83A 8CH-8BIT /DIGITAL-IN IRQ IRQ IRQ STP IRQ STP PWC T0,T1 W0W3 BIN P00P03 P10P13 P20P23 SCK0 SCK1 SIO0 SIO1 ADC07

28、 SIN0 SIN1 IRQ IRQ LCD07A COMMON GEN. . BIAS GEN. . DISP. SECMENT DRIVER COM03 SEG0003 SEG0407 SEG0811 SEG1215 SEG1619 CPU02A IC301 BH4453F BIAS + + MUTE MUTE TSD 1234 876 5 OUT1IN1GND VCCOUT2BIAS IN2 24.7K 24.7K 16.9dB 16.9dB IC LEAD IDENTIFICATION & INTERNAL DIAGRAMS 1920 BLOCK DIAGRAM IC101 BU953

29、4KV 13 12 6 VR SLED+ PD SLED- LD LIM SW SPIN D+ GND LIM SW SPIN D- F VCC VC E C A D B T- F+ T+ F- 4 5 2 3 Q101 RF-SVCC CN101 CN102 19 20 21 23 24 26 27 82 80 IC401 16M SDRAM VR301 AMP IC301 BH4453F 31 57 HP JACK J302 IC601 BH6575 22 23 24 25 31 37 20 19 18 17 6 10 9 8 7 4 3 2 1 52 53 55 56 58 61 62

30、63 64 2 3 5 9 1112 13 14 15 47 4635 LCD501 KEY (SW501 - SW507) Q605 Q601L604 L601 Q603 SVCC 1 2 3 Q602 BATT+ J601 CN501CN502 CPU IC501 BU24590-8J EXPLODED DRAWING PARTS LIST Ref. No.Mfrs Part No.Qty. 1DISPLAY LENS, 0.5mm TRANS PVC PNT C.GREY 9C, SIL(877C)650-820009-0201 2CD DOOR COVER, MOLDED COLOR

31、(ABS) CAV:2, w/SPY & PNT500-820005-xxx1 3CD KNOB SETS, MOLD COLOR (ABS) CAV:2, w/SPY510-820006-xxx1 4LCD-P-02D-2616SM000P JT4-02006 VOP:3.0V,112-002006-0011 26x16x2.8mm REF./POSITIVE SDT-DA065-RP-1 5CONTORL PCB CDM29R-01-02 033-CDM29R-1011 6PCB COVER, MOLD COLOR, (ABS) CAV:2, w/SPY500-820007-xxx1 7C

32、D DOOR, TRANS.BLUE(A31241) (SAN) CAV:1, w/SPY & PNT500-820001-xxx1 8MIDDLE CABINET, MOLD COLOR, (ABS) CAV:2, w/SPY500-820002-xxx1 9LOCK SPRING, DIA=0.4mm SUS WIRE561-876115-0001 10DOOR OPEN KNOB, MOLD COLOR, (ABS) CAV:4, w/SPY510-820008-xxx1 11DC JACK #TC18-077-01 (TAI CHUNG) (87-A60-122-019)J601120

33、-118077-0011 12VR-C16M&G&010KA&SH&D (ROTARY VOLUME),VR301030-C10103-2091 EVU TV2 B19 A14 20849 13HEADPHONE JACK HSJ1715-01-112 (GREEN) TC38-072-02/J302116-001715-0001 EJS-3-0935G 14BATTERY SPRING (-), DIA:0.7mm SPRING WIRE WITH NICKEL561-820016-0001 15BATTERY SPRING (+), DIA:0.7mm SPRING WIRE WITH N

34、ICKEL561-820015-0001 16BATTERY SPRING (+/-), DIA:0.7mm SPRING WIRE WITH NICKEL535-890319-0001 17BOTTOM CABINET, MOLD COLOR, (ABS) CAV:2, w/SPY500-820003-xxx1 18BATTERY DOOR, MOLD COLOR, (ABS) CAV:4, W/SPY500-820004-xxx1 19RUBBER FOOT, DIA:8x1.5mm BLACK, w/ADHESIVE TAPE,(OPTIONAL)700-820020-0002 (POR

35、ON RUBBER) 20MAIN PCB CDM29R-01-01 033-CDM29R-1001 21DECK CUSHION, LB50 RUBBER700-830020-0003 22CD&-PTB-01-SAMG-N CD MECHANISM CMS-M99DG6 SAMSUNG153-000996-0001 23CD DOOR SPRING (L), DIA:0.6mm WITH PLATING NICKEL561-820011-0001 24CD DOOR SPRING (R), DIA:0.6mm WITH PLATING NICKEL561-820012-0001 BATTE

36、RY CHRAGE PLATE 0.2mm THK PHOSPHOR BRONZE(OPTIONAL)650-870121-0001 PROTECTION SHEET, 109.4x100.4mm,(OPTIONAL)700-8200A6-0001 TRANS CLEAR STATIC ELECTRONIC LBL w/ADH. RIBBON 1/4 BLACK (50YDS/ROLL) - OPTIONALUNITRL700-000006-0090.0018 SCREW 1.7x3mm FLAT HEAD (B TYPE) (1.7x3IPBHF)720-220170-3006 SCREW 2x8mm PB T.T.S. w/CHROMATE PLATING (PTTP2x8MC)722-020200-0825 RUBBER FOAM, 28x4x2mmUNITPC700-880117-0000.18 Description 21 EXPLODED DRAWING PRINTED IN HONG KONG JANUARY, 2004 808-820045-030