Gemini-CDX802-cd-sm维修电路原理图.pdf

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1、Page 1 SERVICE MANUAL CDX-802 Professional CD Player CONTENTS: Connections track number; pitch value; single-auto cue; continue (continuous play); and three different time displays: track time elapsed, track time remaining and total time remaining on disc. Time is measured in minutes, seconds and fr

2、ames. PLAYBACK DISPLAY: The PLAYBACK DISPLAY (7) displays the play time remaining for each track. The display flashes slowly when the track has 15 seconds remaining and pulses rapidly when play time is down to five seconds. PLAY/PAUSE : Each press of PLAY/PAUSE (8) causes the operation to change fro

3、m PLAY to PAUSE or PAUSE to PLAY. TRACK SKIP : The TRACK SKIP (9) buttons let you select the track to play. SEARCH JOG WHEEL: The SEARCH JOG WHEEL (10) has two functions. Use the SEARCH JOG WHEEL (10) to make fine adjustments in PAUSE mode. Use the SEARCH JOG WHEEL (10) to bend the pitch for precise

4、 synchronization in PLAY mode. SEARCH DIAL: Use the SEARCH DIAL (11) to select the scanning direction and speed of your CD. Turning the dial in a clockwise direction scans forward while a counter-clockwise turn scans the track in reverse. Scan speed increases as the dial is turned. STOP : The STOP (

5、12) button ends CD play. TIME: The TIME (13) button switches the time display between the three available choices listed under DISPLAY (6). FLY CUE: The FLY CUE (14) function lets you set cues “on the fly” with the press of a button. Press FLY CUE (14) when the disc reaches the musical location you

6、wish to make your cue or start point. The cue point is now programmed. Press CUE (15) to return to the cue point. Press PLAY/PAUSE (16) and the unit starts from the pre-programmed spot. CUE: With the unit in the PLAY mode (PLAY/PAUSE LED is green) and after the cue point has been programmed, pressin

7、g CUE (15) will cause the CD player to enter the PAUSE mode (green PLAY/PAUSE LED blinks) at the programmed cue point (the CUE LED glows yellow). Holding down the CUE (15) button changes the function to PREVIEW and starts the CD from the programmed cue point. Releasing the CUE button (15) will retur

8、n the CD laser to the preset cue point. LOOP: After a cue point is memorized, pressing the B/EXIT (16) button in PLAY mode, (the CUE LED blinks yellow), repeats the section between the cue point and the point where the B/EXIT (16) button was pressed. Press the B/EXIT (16) button again or pause play

9、to exit the repeating play. BOP/RELOOP: The BOP/RELOOP (17) button has two functions. To return to a previously saved loop from normal play, press the BOP/ RELOOP (17) button after saving the loop. To return to and instantly play from a previously saved cue point, press the BOP/RELOOP (17) button af

10、ter setting the cue point (if you do not have a loop saved). SINGLE-AUTO CUE/CONTINUOUS: Pressing SINGLE-AUTO CUE/ CONTINUOUS (18) activates the AUTO CUE FUNCTION. The AUTO CUE causes the CD to pause at the recorded beginning of the next track and allows you to start play into the next song with no

11、space in between songs. Pressing SINGLE-AUTO CUE/CONTINUOUS (18) a second time will activate the CONTINUOUS function. This causes the CD to repeat play continuously until SINGLE-AUTO CUE/CONTINUOUS (18) is pressed a third time to deactivate the CONTINUOUS function. PITCH: Pushing the PITCH button (1

12、9) activates the PITCH section of the unit (PITCH LED glows red). The pitch of the CD will change according to the position of the PITCH SLIDE (20). PITCH BEND : Pushing the PITCH BEND (21) buttons will automatically raise the pitch up to +4% or lower the pitch down to -4% from the existing setting.

13、 Releasing the buttons returns pitch to the original setting. Use this function to match the pitch bend when mixing from one song to another. RadioFans.CN 收音机爱 好者资料库 (4) 4%, 8% and 16%: Use the 4%, 8% and 16% (22) buttons to assign the percent the pitch control slide will have. The 4% button will as

14、sign +/- 4% to the PITCH CONTROL SLIDE (20). The 8% button will assign +/- 8% to the PITCH CONTROL SLIDE (20). The 16% button will assign +/- 16% to the PITCH CONTROL SLIDE (20). The PITCH (19) must be ON for the 4%, 8% and 16% (22) buttons to work. INSERT: Set a cue point (using the CUE (15), FLY C

15、UE (14) or SEARCH JOG WHEEL (10). From this cue point you will be able to sample up to 10 seconds of a musical phrase or sound. When you push and hold the INSERT (23) button you will be able to insert that phrase or sound at any spot in the music that is currently playing, replacing what is playing

16、in that spot with up to 10 seconds of the piece you have sampled. When you release the INSERT (23) button the music will continue uninterrupted. NOTE: YOU CAN ONLY USE YOUR “SAMPLE” WITH YOUR CURRENT CD. ONCE YOU OPEN THE DISC TRAY TO CHANGE CDS, YOUR “SAMPLE” WILL BE AUTOMATICALLY DELETED. DIGITAL

17、OUTPUT JACK: Connecting any type of DAT, MD, HARD DRIVE, or other such items which accept digital signals to the BNC (24) output connector on the rear panel of your CDX-802 allows you to record a digital signal from CD. OPERATING INSTRUCTIONS: 1. Make sure that the VOLTAGE SELECTOR SWITCH (1), found

18、 on the rear panel, is set for the proper voltage. Plug the unit in and press the POWER SWITCH (2). The unit is ON. Pushing POWER (1) a second time turns the unit OFF. 2. Press OPEN/CLOSE (4) and place a CD in the DISC TRAY (5). Press OPEN/CLOSE (4) again. The tray will close. 3. Push TRACK SKIP (9)

19、 to select the track you wish to play. 4. Press PLAY/PAUSE (8) and the unit will instantly play. FLY CUE L2;L3 - DSPLAY LAMP 7V/42mA D1 1N4002 CDX802-8-Schematic RadioFans.CN 收音机爱 好者资料库 Vin 1 GND 2 Vout 3 IC4 7805 C7 100/16 C8 100/16 C9 104 +5V 8 7 6 5 4 3 2 1 X3 PITCH A PITCH B GND DO OUT CE CHIP E

20、NABLE CL CLOK DA TRANS. DATA SRV + SHASSIS 8 9 7 6 5 4 3 2 1 X4 MINI DIN A B GND D E F G H E GND G D H F B A 1 2 X6 C01DDIN0. PCB CDX802-7-Schematic RadioFans.CN 收音机爱 好者资料库 S1/P1 1 S2/P2 2 S3/P3 3 S4/P4 4 S5 5 S6 6 S7 7 S8 8 S9 9 S10 10 S11 11 S12 12 S13 13 S14 14 S15 15 S16 16 S17 17 S18 18 S19 19

21、S20 20 S21 21 S22 22 S23 23 S24 24 S25 25 S26 26 S27 27 S28 28 S29 29 S30 30 S31 31 S32 32 S33 33 S34 34 S35 35 S36 36 S37 37 S38 38 S39 39 COM1 40 COM2 41 COM3 42 COM4 43 KS1/S40 44 KS2/S41 45 KS3 46 KS4 47 KS5 48 KS6 49 KI1 50 KI2 51 KI3 52 KI4 53 KI5 54 TEST 55 VDD 56 VDD1 57 VDD2 58 VSS 59 OSC 6

22、0 DO 61 CE 62 CL 63 DI 64 IC2 LC75854E COM1 1 COM2 2 COM3 3 COM4 4 S0 5 S1 6 S2 7 S3 8 S4 9 S5 10 S6 11 S7 12 S8 13 S9 14 S10 15 S11 16 S12 17 S13 18 S14 19 S15 20 S16 21 S17 22 S18 23 S19 24 S20 25 S21 26 S22 27 S23 28 S24 29 S25 30 S26 31 S27 32 S28 33 S29 34 S30 35 IC3 LCD40 4 13 2 VR1 10KB D4 1N

23、4148 D3 1N4148 D2 1N4148 SW15 PITCH SW14 PITCH- SW10 BOP/RELOOP SW11 PLAY/PAUSE SW7 STOP SW17 PITCH+ SW9 B/EXIT SW5 SGL ACUE SW8 CUE SW12 SKIPREV SW4 TIME SW13 SKIPFWD C3 33/10 C4 681 R15 1K R13 62K R17 10 R16 1K R14 1K +5V +5V 1 2 3 4 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28

24、 29 30 31 1 2 3 4 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 293031 COM1 COM2 COM3 COM4 COM1 COM2 COM3 COM4 5 5 R8 220 R12 4K7 +5V Vss 14 VDD 1 RB5 2 RB4 3 RB3 4 RC5 5 RC4 6 RC3 7 RC2 8 RC1 9 RC0 10 RB2 11 RB1 12 RBO 13 PIC16C505 IC1 R7 10K R6 10K R2 10K R3 10K +5V C1 104 C2 10

25、4 R4 10K R5 10K +5V SHUT A 1 SHUT B 2 SHUT C 3 GND 4 SHUT D 5 GND 7 JOG B 6 JOG A 8 SW6 JOG/SHUTTLE 1 2 3 4 5 6 7 8 X2 SW16 SKIP 10 R9 4K7 R10 4K7 R11 4K7 +5V SW18 FLY_CUE OPEN_2 1 2 X1 D1 1N4148 SW1 4% SW2 8% SW3 16% R18 220 LED2 YELLOW R20 220 R19 220 LED3 RED LED4 GREEN PLAY/PAUSE ROBO CUE PITCH

26、LED6 RED LED7 RED LED8 RED R21 220 R22 220 R23 220 +5V Qb 1 Qc 2 Qd 3 Qe 4 Qf 5 Qg 6 Qh 7 GND 8 VCC 16 Qa 15 SER 14 /G 13 RCK 12 SCK 11 /SCLR 10 Qh 9 IC4 TC74HC595AFN C5 103 +5V 4% 8% 16% C6 100/10 dldk01.sch SW23 INSERT CDX802-5/DLDK Control Unit Left Side RadioFans.CN 收音机爱 好者资料库 S1/P1 1 S2/P2 2 S3

27、/P3 3 S4/P4 4 S5 5 S6 6 S7 7 S8 8 S9 9 S10 10 S11 11 S12 12 S13 13 S14 14 S15 15 S16 16 S17 17 S18 18 S19 19 S20 20 S21 21 S22 22 S23 23 S24 24 S25 25 S26 26 S27 27 S28 28 S29 29 S30 30 S31 31 S32 32 S33 33 S34 34 S35 35 S36 36 S37 37 S38 38 S39 39 COM1 40 COM2 41 COM3 42 COM4 43 KS1/S40 44 KS2/S41

28、45 KS3 46 KS4 47 KS5 48 KS6 49 KI1 50 KI2 51 KI3 52 KI4 53 KI5 54 TEST 55 VDD 56 VDD1 57 VDD2 58 VSS 59 OSC 60 DO 61 CE 62 CL 63 DI 64 IC2 LC75854E COM1 1 COM2 2 COM3 3 COM4 4 S0 5 S1 6 S2 7 S3 8 S4 9 S5 10 S6 11 S7 12 S8 13 S9 14 S10 15 S11 16 S12 17 S13 18 S14 19 S15 20 S16 21 S17 22 S18 23 S19 24

29、 S20 25 S21 26 S22 27 S23 28 S24 29 S25 30 S26 31 S27 32 S28 33 S29 34 S30 35 IC3 LCD40 4 13 2 VR1 10KB D4 1N4148 D3 1N4148 D2 1N4148 D1 1N4148 SW15 PITCH SW14 PITCH- SW10 BOP/RELOOP SW11 PLAY/PAUSE SW7 STOP SW17 PITCH+ SW9 B/EXIT SW3 OPEN_1 SW5 SGL ACUE SW8 CUE SW12 SKIPREV SW4 TIME SW13 SKIPFWD C3

30、 33/10 C4 681 R15 1K R13 62K R17 10 R16 1K R14 1K R1 10 R18 220 +5V +5V LED1 GREEN LED2 YELLOW 1 2 3 4 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 1 2 3 4 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 293031 COM1 COM2 COM3 COM4 COM1 COM2 COM3 COM4 5 5

31、 R8 220 R12 4K7 +5V R20 220 R19 220 LED3 RED LED4 GREEN Vss 14 VDD 1 RB5 2 RB4 3 RB3 4 RC5 5 RC4 6 RC3 7 RC2 8 RC1 9 RC0 10 RB2 11 RB1 12 RBO 13 PIC16C505 IC1 R7 10K R6 10K R2 10K R3 10K +5V C1 104 C2 104 R4 10K R5 10K +5V SHUT A 1 SHUT B 2 SHUT C 3 GND 4 SHUT D 5 GND 7 JOG B 6 JOG A 8 SW6 JOG/SHUTT

32、LE 1 2 3 4 5 6 7 8 X2 SW16 SKIP 10 R9 4K7 R10 4K7 R11 4K7 +5V SW2 ROBO SW1 OPEN_2 SW18 FLY_CUE 8 7 6 5 4 3 2 1 X2 1 2 X1 LED5 GREEN PLAY/PAUSE ROBO CUE PITCH LED6 RED LED7 RED LED8 RED R21 220 R22 220 R23 220 +5V Qb 1 Qc 2 Qd 3 Qe 4 Qf 5 Qg 6 Qh 7 GND 8 VCC 16 Qa 15 SER 14 /G 13 RCK 12 SCK 11 /SCLR

33、10 Qh 9 IC4TC74HC595AFNC5 103 +5V 4% 8% 16% SW19 8% SW20 16% SW21 4% C6 100/10 SW22 INSERT CDX802-6/SRDK-Control Panel Right Side RadioFans.CN 收音机爱 好者资料库 R58 100 B_SCOR VDD2 1 UC1 2 UC2 3 UC3 4 UC4 5 UC5 6 DIT 7 NTEST 8 CLC 9 VSS 10 YSRDATA 11 YLRCK 12 YSCK 13 ZSCK 14 ZLRCK 15 ZSRDATA 16 YFLAG 17 YF

34、CLK 18 YBLKCK 19 NRESET 20 ZSENSE 21 VDD1 22 YDMUTE 23 YMLD 24 YMDATA 25 YMCLK 26 A10 27 NCAS 28 D2 29 D3 30 D0 31 D1 32 NWE 33 NRAS 34 A9 35 A8 36 A7 37 A6 38 A5 39 A4 40 A0 41 A1 42 A2 43 A3 44 IC8 SM5902AF VCC 1 DQ1 2 DQ2 3 WE 4 RAS 5 NC 6 VCC 13 A3 12 A1 10 A2 11 A0 9 A10 8 VSS 14 A4 15 A5 16 A6

35、 17 A7 18 A8 19 A9 21 VSS 26 DQ3 24 DQ4 25 CAS 23 OE 22 IC10 NT511740C5J BCLK_B LRCK_B ADATA_B BCLK_B LRCK_B ADATA_B ADATA LRCK BCLK GFS B_SCOR RESET1 C24 104 C25 104 C26 104 C27 104 D+5V DGND SENSE_MC_B LATCH_MC_B DATA_MC_B CLK_MC_B D+5V XTIN DOUT_B DOUT EMPH_B EMPH_B C75 100/16 C76 100/16 DGNDDGND

36、 DGND DGND DGND DGND DGND DGND D+5V DGND D+5VDGND DGND D2 D3 D0 D1 D2 D3 D1 D0 C10 C3 C2 C1 C0 C4 C5 C6 C7 C8 C9 C8 C7 C6 C5 C4C3 C2 C1 C0 C10 C9 CAS_B CAS_B WE_B WE_B RAS_B RAS_B CAS_B D IG IT A L O U T C81 68 C12 103 C31 104 C39 104 C82 22/25 R78 68 R52 10K R76 10 R79 560 R77 10 R80 2K7 Q4 2SC536

37、C99 2 R73 10K DGND -5VD+5V R50 0 VDD2 1 UC1 2 UC2 3 UC3 4 UC4 5 UC5 6 DIT 7 NTEST 8 CLC 9 VSS 10 YSRDATA 11 YLRCK 12 YSCK 13 ZSCK 14 ZLRCK 15 ZSRDATA 16 YFLAG 17 YFCLK 18 YBLKCK 19 NRESET 20 ZSENSE 21 VDD1 22 YDMUTE 23 YMLD 24 YMDATA 25 YMCLK 26 A10 27 NCAS 28 D2 29 D3 30 D0 31 D1 32 NWE 33 NRAS 34

38、A9 35 A8 36 A7 37 A6 38 A5 39 A4 40 A0 41 A1 42 A2 43 A3 44 IC9 SM5902AF VCC 1 DQ1 2 DQ2 3 WE 4 RAS 5 NC 6 VCC 13 A3 12 A1 10 A2 11 A0 9 A10 8 VSS 14 A4 15 A5 16 A6 17 A7 18 A8 19 A9 21 VSS 26 DQ3 24 DQ4 25 CAS 23 OE 22 IC11 NT511740C5J BCLK_A LRCK_A ADATA_A BCLK_A LRCK_A ADATA_A ADATA LRCK BCLK GFS

39、 B_SCOR RESET1 C40 104 C61 104 C62 104 C73 104 D+5V DGND SENSE_MC_A LATCH_MC_A DATA_MC_A CLK_MC_A D+5V XTIN DOUT_A EMPH_A EMPH_A C77 100/16 C80 100/16 DGNDDGND DGND DGND DGND DGND DGND DGND D+5V DGND D+5VDGND DGND B2 B3 B0 B1 B2 B3 B1 B0 A10 A3 A2 A1 A0 A4 A5 A6 A7 A8 A9 A8 A7 A6 A5 A4A3 A2 A1 A0 A1

40、0 A9 CAS CAS WE WE RAS RAS CAS BCLK_AB LRCK_AB ADATA_AB EMPH_AB DGND DGND DOUT_A DOUT_B DOUT AB_OUT1 AB_OUT 1 2 3 IC14A LATCH_MC 9 10 8 IC14C 12 13 11 IC14D SENSE_MC SENSE_MC_A SENSE_MC_B AB_IN DGND DGND C87 104 C88 104 D+5V D+5V D+5V DGND C90 104 C91 47/10 R82 0 VCC R84 0 VDD 4 5 6 IC14B MM74HCT32M

41、 4 5 6 IC15B 12 13 11 IC15D MM74HCT00M 1 2 3 IC15A CLK_MC_A LATCH_MC_A DATA_MC_A CLK_MC_B LATCH_MC_B DATA_MC_B CLK_MC CLK_MC DATA_MC LATCH_MC DATA_MC X12 1A 2 1B 3 1Y 4 2A 5 2B 6 2Y 7 3A 11 3B 10 3Y 9 4A 14 4B 13 4Y 12 A/B 1 G 15 VSS 8 VCC 16 MX IC13 74HCT157M 1A 2 1B 3 1Y 4 2A 5 2B 6 2Y 7 3A 11 3B

42、10 3Y 9 4A 14 4B 13 4Y 12 A/B 1 G 15 VSS 8 VCC 16 MX IC12 74HCT157M R9147K D+5V D/O R102 4K7 RESET1 RF amplifier CXA2550N-Main Schematic GFS_MC REMUVED A B C D E RadioFans.CN 收音机爱 好者资料库 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 X1 DVDD0 1 XRST 2 MUTE 3 DATA 4 XLAT 5 CLOCK 6 SENS 7 SCLK 8 ATSK 9 WFCK 10

43、 XUGF 11 XPCK 12 GFS 13 C2PO 14 SCOR 15 C4M 16 WDCK 17 DVSS0 18 COUT 19 MIRR 20 DFCT 21 FOK 22 PWMI 23 LOCK 24 MDP 25 SSTP 26 FSTO 27 DVDD1 28 SFDR 29 SRDR 30 TFDR 31 TRDR 32 FFDR 33 FRDR 34 DVSS1 35 TEST 36 TES1 37 VC 38 FE 39 SE 40 TE 41 CE 42 RFDC 43 ADIO 44 AVSS0 45 IGEN 46 AVDD0 47 ASYO 48 ASYI

44、 49 RFAC 50 AVSS1 51 CLTV 52 FILO 53 FILI 54 PCO 55 AVDD1 56 BIAS 57 VCTL 58 V16M 59 VPCO 60 DVDD2 61 ASYE 62 MD2 63 DOUT 64 LRCK 65 PCMD 66 BCK 67 EMPH 68 XTSL 69 DVSS2 70 XTAI 71 XTAO 72 SOUT 73 SOCK 74 XOLT 75 SQSO 76 SQCK 77 SCSY 78 SBSO 79 EXCK 80 IC3 CXD3068Q R1 56K R2 56K R3 56K R4 56K R12 11

45、0K R13 110K R F A M P C8 100/6.3 Q1 2SA954 C9 103 R14 22 VC +3.6V AGND C13 104 C14 104 C29 100/6.3 C30 100/6.3 C10 103 C34 82 R98 1M R21 3K3 R22 100K R16 1K 1 2 3 4 5 6 X2 SRVGND C15 104 C35 152 C37 153 R27 10K R26 33K VC C16 104 SRV+ MOTOR DRIVER C38 334 C41 27 R28 4K7 C36 27 SRVGND D IG IT A L S E

46、 R V O B_LDON C43 682 R36 100 R17 1M C44 221 R38 3K3 R39 3K3 R42 10K C45 473 C42 152 C46 103 R43 100K R23 10K R53 33K C47 471 R54 15K AGND R55 15K C48 471 C17 104 C18 104 R56 22K R18 1M C51 47 C52 47 CR1 16.9344MHZ B_CLOK B_DATA B_SCOR B_XLAT B_SQSO D/O B_CLOK BCLK B_SENS ADATA LRCK SRVGND FIN 1 GND

47、 2 RIN 3 RES 4 GND 5 VCC 6 OUT2 7 COM 8 OUT1 9 IC4 BA6218 L O A D IN G 1 2 3 4 5 X3 O P E N - H I B_LOADIN B_LOADOUT R29 10K B_OPCLSW C57 100/10 D1 1N4002 J1 R62 5K6 R64 220 R69 2K2 R44 10K R40 3K3 R70 2K2 C49 222 C64 331 C66 272 C68 102 C2 10/16 C3 10/16 2 3 1 48 IC5A 4558LD Q2 2SC2878 R63 5K6 R65

48、220 R71 2K2 R45 10K R41 3K3 R72 2K2 C50 222 C65 331 C67 272 C69 102 C4 10/16 C5 10/16 6 5 7 IC5B 4558LD Q3 2SC2878 C58 100/10 C59 100/10 L O U T ROUT ZERO 7 A GND 10 D GND 2 B CLK IN 6 D IN 5 LRCIN 4 MC/DM1 17 MD/DM0 16 ML/MUTE 18 MODE 14 RSTB 15 XT IN 1 CLK OUT 19 D/C R 8 DC L 13 V OUT L 12 V OUT R

49、 9 XT OUT 20 VCC 11 VDD 3 IC6 PCM1717EDAC C60 100/6.3 C6 10/10 C7 10/10 C20 104 C21 104 R30 4K7 LRCK_AB ADATA BCLK B_LMUTE B_SCLK R37 100 XTIN XTIN B_LOCK B_FOK B_SQSO B_CLOK AGND SRVGND SRV+ D+3.6V +3.6V DGND A D+5V DGND +5V -5V R74 560K C78 100/16 C79 220/16 Q6 2SA1317 D7 1N4148 D8 1N4148 R75 2M2 +5V -5V DGND L O W - - M U T E C63 100/6.3 EMPH EMPH FRDR FFDR TRDR TFDR SRDR SFDR FRDR FFDR TRDR TFDR SRDR SFDR SNDL SNDL SNDL SRV+ SRV+ SRV+ FCS+ TRK+ TRK- FCS- SNDL+ SNDL- FCS+ TRK+ TRK- FCS-SNDL+ SNDL- C83 47/16 SLD+ SLD- SLD+ SLD- SNDL+ SNDL- D+5V DGND +5V +3.6V VCVC