Kenwood RXD-652 702 752 772S 852 A81 A601 A701 电路原理图.pdf

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1、PHONES AUTO REVERSE DIRECT PROGRAM SEARCH SYSTEM APLAYB REC/ PLAY AUTO REVERSE DIRECT PROGRAM SEARCH SYSTEM MENU DISC SKIP 0 PUSH OPEN MINI HI-FI COMPONENT SYSTEM XD-552 EX.BASS SELECT ENTER INPUT DISPLAY /DEMO MIC VOL MIN.MAX. MIC BACK BAND TUNING MODE 1 & # REV. MODEREC/ARMTAPE EQ. 0 PUSH OPEN A B

2、 DISC3DISC 0 OPEN VIRTUAL & 1DISC2 R D S ON/STANDBY S O U N D C O N T R O L M U L T I C O N T R O L MIC VOL.MIC VOL. DOWN DOWNUP VOLUME CONTROL UP STANDBY TIMER PRO LOGIC 3 STEREO Panel assy(CD) * (A29-) Knob * (K29-) Front glass* (B10-) Knob * (K29-) Knob * (K29-) Panel assy * (A60-) Cassette lid a

3、ssy (R) * (A53-) Cassette lid assy(L) * (A53-) Phone jack (E11-0280-05) MINI HiFi COMPONENT SYSTEM RXD-652/652E/652W/702/702E/702W/752/752E/ RXD-752W/772S/852/852E/852W/A81/A601/A701 (XD-652A701) * SERVICE MANUAL 1999-3/B51-5517-00 (K/K) 3590 * Refer to parts list on page 55. In compliance with Fede

4、ral Regulations, following are reproduc- tions of labels on, or inside the product relating to laser product safety. *Refer to page 2 if you want to know system configuration. KENWOOD-Crop. certifies this equipment conforms to DHHS Regulations No. 21 DFR 1040. 10, Chapter 1, Subchapter J. DANGER : L

5、aser radiation when open and interlock defeated. AVOID DIRECT EXPOSURE TO BEAM RXD-652(K) INT 1P 99.6.9 8:02 PM yW 2 ? ? ? ? ? ? ? ? ? ? ? SYSTEM MAIN UNIT DESTI- NATIO SPEAKE R SPEAKER SP CORD PSRTS No XD-A601RXD-A601KPLS-N472CRS-N572E30-5535-05 XD-652RXD-652MXELS-N472CRS-N572E30-5535-05 XD-652ERXD

6、-652EE1LS-N472CRS-N572E30-5535-05 XD-652WRXD-652W QLS-N472CRS-N572E30-5535-05 XD-A81RXD-A81KPLS-N752-E30-5549-05 XD-752RXD-752YMXTELS-N752-E30-5549-05 XD-752ERXD-752EE1LS-N752-E30-5549-05 XD-752WRXD-752W QLS-N752-E30-5549-05 XD-702RXD-702ELS-N702-E30-5549-05 XD-702ERXD-702EE1LS-N702-E30-5549-05 XD-7

7、02WRXD-702W QLS-N702-E30-5549-05 XD-772SRXD-772SM1LS-N752-E30-5549-05 XD-A701RXD-A701KPLS-N572CRS-N572E30-5535-05 XD-852RXD-852YMXTELS-N572CRS-N572E30-5535-05 XD-852ERXD-852EE1LS-N572CRS-N572E30-5535-05 XD-852WRXD-852W QLS-N572CRS-N572E30-5535-05 VOLUME CD TAPE MUTE RC-752E REMOTE CONTROL UNIT TIME

8、INPUT BAND PTYTA/NEWS RDS DISP.POWER TAPE A/B RANDOMREPEAT TEXT DISP. TUNING 6 123 456 789 0+10 321 4 7 M U L T I C O N T R O L DISC SKIP SOUND CONTROL SUPER WOOFER MENUBACK SELECT ENTER POWER REMOTE CONTROL UNIT RC-852E TUNING 1 CD6 SOUND CONTROL1 LISTEN MODE 23 456 789 0+10BAND TEXT DISP. INPUT EX

9、.BASS TAPE3 2 7 TAPE A/B TIMERANDOMREPEAT DISC SKIP TA/NEWS RDS DISP.PTY V O L U M E D O W N V O L U M E U P BACK ENTER BACKMUTE MENU SELECT 4 2 3 MULTI CONTROL FM indoor antenna (1) AM loop antenna (1) Speaker cords (2) Remote control (A70-1298-05): RC-752E (A70-1289-05): RC-852E Battery cover (A09

10、-1135-08) Battery cover (A09-0399-08) unit (1) Remote control unit (1) Use to adapt the plug on the power cord to the shape of the wall outlet. (Accessory only for regions where use is necesary.) AC plug adaptor (1) Batteries (T90-0836-05)(T90-0837-05) (E03-0115-05) (R6/AA) (2) Provided in the speak

11、er package RXD-652/702/752/772S/852/A81/A601/A701 2 CONTENTS / ACCESSORIES CONTENTS/ACCESSORIES .2 EXTERNAL VIEW/DISASSEMBLY FOR REPAIR.3 BLOCK DIAGRAM .4 CIRCUIT DESCRIPTION.5 ADJUSTMENT. 10 WIRING DIAGRAM.12 PARTS DESCRIPTIONS .13 PC BOARD .14 SCHEMATIC DIAGRAM .25 EXPLODED VIEW .51 PARTS LIST.55

12、SPECIFICATIONS .68 Contents Accessories System configuration MAIN UNIT DESTI- NATION REMOTE CONTOROLLER BATTERY COVER MODEL NAME RXD-A601KPA70-1288-05A09-1135-08 RC-852 RXD-652MXA70-1288-05A09-1135-08 RC-852 RXD-A701KPA70-1288-05A09-1135-08 RC-852 RXD-852YMXA70-1288-05A09-1135-08 RC-852 RXD-652EA70-

13、1289-05A09-1135-08 RC-852E RXD-652EE1A70-1289-05A09-1135-08 RC-852E RXD-652W QA70-1289-05A09-1135-08 RC-852E RXD-852TEA70-1289-05A09-1135-08 RC-852E RXD-852EE1A70-1289-05A09-1135-08 RC-852E RXD-852W QA70-1289-05A09-1135-08 RC-852E RXD-A81KPA70-1297-05A09-0399-08 RC-752 RXD-752YMXA70-1297-05A09-0399-

14、08 RC-752 RXD-772SM1A70-1297-05A09-0399-08 RC-752 RXD-702EA70-1298-05A09-0399-08 RC-752E RXD-702EE1A70-1298-05A09-0399-08 RC-752E RXD-702W QA70-1298-05A09-0399-08 RC-752E RXD-752TEA70-1298-05A09-0399-08 RC-752E RXD-752EE1A70-1298-05A09-0399-08 RC-752E RXD-752W QA70-1298-05A09-0399-08 RC-752E Remocon

15、 configuration RXD-652(K) INT 1P 99.6.9 8:02 PM yW 3 ? ? ? ? ? ? ? ? ? ? ? 2 1 x2 1 x2 3 x2 3 x2 3 x3 3 x2 4 9 6 7 8 3 x2 5 RXD-652/702/752/772S/852/A81/A601/A701 3 EXTERNAL VIEW / DISASSEMBLY FOR REPAIR EXTERNAL VIEW DISASSEMBLY FOR REPAIR L GND FM 75 AM ANTENNA MD REC OUTPUT MD/DVD INPUT + - + - F

16、RONT SPEAKERS (6-16) SUPER WOOFER PRE OUT R RL L R DIGITAL OUT OPTICAL CENTER SPEAKER(6-16) SURROUND SPEAKERS (12-16) +- L R SURROUND SPEAKERS (8-16) SURROUND +- L R L R SUPER WOOFER SPEAKERS(6-16) RL RXD-702/E/W/752/E/W/772S/A81 Cover (F07-1660-01) Lock terminal board (E70-0045-05) Lock terminal bo

17、ard (E70-0110-05) Lock terminal board (E70-0046-05) Metallic cabinet (A01-3656-01) Lock terminal board (E20-0321-05) Phono jack (E63-1037-05) Oscillating module (W02-1114-05) Check the X07 PCB 1. Remove the 4 screws (1), then remove the hook (2)of the cover and the cover. 2. Remove the 11 screws(3),

18、 then remove the X07PCB. 3. Put the cover (4) and the X07PCB (5) on the power transformer. 4. Connect GND between the rear panel and the X07PCB with an alligator clip wire(6). How to remove the JOG knob 5. Push the JOG knob by a inserting + screw driver in the hole of the front panel back(7). How to

19、 the tray if not comes out 6. Turn the friction arm fully counterclockwise using a screw driver and the like (8). 7. Pull out the tray front wards by hand when the tray just comes out(9). Slide switch (S62-0077-05) RXD-652(K) INT 1P 99.6.9 8:02 PM yW 6 ? ? ? ? ? ? ? ? ? ? ? APB B R/P B ERASE BIAS OS

20、CCTRL BIAS VR5 HA12219NT IC1 HA12136A IC2 MPX DPSS IC4 HD74HC166P FL DISPLAY ED1 M66004SP IC51 DRIVER REMOCON A1 D52 TIMER D51 STANDBY KEY MATRIX ENHANCED IC FOR LED IC52,53 JOG AJOG BVOL. BU2090 +12V AVR Q4 AVR Q3 -12V -12V +12V AVR IC2 +5V AVR IC1 +9V RDS CD +9V -B GND +B -35V AVR Q8 FL-REF FL -35

21、V Q2 +5.6V AVR uCOM FAST OFF FL AC IC for POWER RF AMP CXA1571M IC5 E-VOL TUNER DECK TUNER E-VOL FL IC +5V u-COM PULL UP DRIVER TRACKING COIL 4ch BTL DRIVER BA5979S DRIVER FOCUS COIL DRIVER FEED MOTOR DRIVER DISC MOTOR IC6 A B C E F SW LD Q501 DSP.SERVO. CXD2587Q IC7 DAC CD +5V CD +9V (DSP,RF) Q505

22、FM DM TA8409S (ROTARY TRAY) TA8409S (LOADING) LM RM IC8 IC9 M30622MC-525FP u-COM IC IC1 IC2 K1 120V240V MD/DVD MD REC J1 SURROUND3BAND TONE EX-BASS M62492FP SELECTOR, RDS DEMODULATOR IC3 (T,E,Q TYPE ONLY) SAA6579T/R MODULE TUNER ANT. POLAR UNIT S1 OFF ON ON/OFF MATRIX K1 RELAY SPEAKER ch. OTHER PRE

23、OUT SUB Lch Rch FRONT SP. M TYPE ONLY OPTICAL OUTPUT A501 INPUT OUTPUT 0.4V/47K 1.0V/10K EXCEPT USED (K,P)TYPE IC3 C33,34 L1,2 BIAS VR3,4 Q11,12Q4 Q13,14 Q10 Q6,8 DOLBY B RXD-652/E/W EXCEPT USED L3,4 IC6 DOLBY PROLOGIC IC10 OTHER CH. SURROUND, TON,E-VOL J1 IC11(2/2) IC12(1/2) IC12(2/2) IC11(1/2) Q1,

24、2 Q6 Q5 Q3,4 Q8 Q7 LPF IC3(2/2) IC3(1/2) LPF IC1 IC2(1/2) IC2(2/2) A1 IC13 Q301-303, 305-307 Lch Rch Rch Lch K2 -BV GND +BV D2 D15-18 D1 D3 S2 S1 AC IN S28S29S27 RXD-852/E/W RXD-652/E/W RXD-A601/A701 USED RXD-A601/A701 RXD-852/E/W RXD-652/E/W EXCEPT USED IC5 RXD-652/E/W USED EXCEPT USED RXD-652/E/W

25、RXD-852/E/W RXD-A601/A701 LEVEL REC J1 SUPER WOOFER SP. SURROUND SP. CENTER SP. SURROUND SP. (MATRIX) SP.OUTPUT J2 RXD-652/E/W RXD-A601/A701 RXD-852/E/W USED J4 1 RXD-852/E/W RXD-A601/A701 RXD-652/E/W USED EXCEPT USED RXD-652/E/W RXD-A601/A701 RXD-852/E/W RXD-652/E/W RXD-852/E/W RXD-A601/A701 USED R

26、XD-852/E/W RXD-A601/A701 RXD-652/E/W EXCEPT USED J3 RXD-A601 RXD-A601 EXCEPT Q TYPE USED RXD-A601/A701 RXD-852/E/W RXD-652/E/W USED MODEL RXD-652/E/W OTHER2.0V/600 1.8V/600 RXD-A601 OUTPUT WOOFER B A REQ EQ BIAS TRAP PH A,B MOTOR A MOTOR B MOTOR SOL A,B SPEED TAPE A/B MOTOR SOL A,B VR7,8 LEVEL B PB

27、LEVEL VR1,2 A PB PH A,B B.CANCEL BIAS NOR A-N/C A/B B1/2 DOLBY R/PDPSS A,B CrCO2 L REC R REC A,B PACK A,B PLAY PSIN CLK PSLOAD GRID SEG 16 35 CLK CS DATA KEY3 KEY2 KEY1 DATA1/2 CLK 15LED A JOG 1/21/2 B JOG 1/2 ENC + + + + + + RF.FE.TE 16.93MHZ LOM+/- ROM+/- PHTR TD/TU CL/OP PSW MAIN 10MHz SUB 32.768

28、KHz DATA CLKMPX TAPE REC CLK LATch DATA DIGITAL ANALOG FL/FR S C MUTE -20dB + +21.9V/6 RXD-A601 RXD-A701 RXD-852/E/W13.4V/6 13.4V/6 10.95V/6 20.5V/6 20.5V/6 17.3V/610.95V/12 13.4V/12 13.4V/12 1kHz,1.0% 18.2V/6RXD-652/E/W MODEL 10.95V/6 1kHz,10% 17.3V/6 1kHz,10%1kHz,10% 10.95V/12 2CHFRONTSURROUNDCENT

29、ER STEREOSURROUND 21.9V/6 17.3V/6 1kHz,0.9% 1kHz,1.0% RXD-702/E/W RXD-752/E/W 1kHz,0.9% 24.5V/6 RXD-772S RXD-A81 MODEL STEREO FRONTS.WOOFER 60Hz,10% 21.9V/624.5V/6 24.5V/6 HP DET MECHA. DECK (X28) (X14) (X00) (X14) (X04) (X13) MGC-E9001 CD MECHA. Q TYPE ONLY RXD-852/E/W (X07) RXD-752/E/W RXD-702/E/W

30、 RXD-652/E/W RXD-A701 RXD-A601 RXD-A81 RXD-772S RXD-652/702/752/772S/852/A81/A601/A701 4 BLOCK DIAGRAM RXD-652(K) INT 1P 99.6.9 8:02 PM yW 7 ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? RXD-652/702/752/772S/852/A81/A601/A701 5 CIRCUIT DESCRIPTION 1. Initialization 1-1 Settin

31、g of initial conditions While pressing the ENTER key, put the plug into an AC power outlet. 1-2 Initializing operation A microcomputer is initialized for start when the AC power is turned on when pressing the ENTER key. At that time, CD mechanism and CASSETTE mechanism are also initialized. During t

32、he initial operation,the display shows INITIALIZE and after that it will be returned to STANDBY condition. 1-3 Initial items and back up data *BACKED UP DATA 1-4 Mechanism initialization 1-4-1 CD mechanism Disc unclamps(traverse down). Rotary tray rotates(1/3 rotation). If a mechanism error occurs,

33、CD ERR is indicated on the display. 1-4-2 DECK mechanism When initial condition becomes NG for the third time, decide the error. The error condition is displayed as X ERR on the display. 1-4-3 Error display If both mechanism (CD/DECK) error occur, the display is indicated as follows. CD & X ERR 2. D

34、estination list of TUNER ITEMS *POWERSTANDBY *VOLUME14 *BALANCECENTER MUTINGOFF PROTECTIONOFF S. DIRECTOFF SUPER WOOFER (RXD-752/E/W)+3 DISPLAY MODEAUTO AMP*AUTO POWER SAVEOFF *MD/DVD INPUT LEVEL-3 *INPUT SEL.TUNER (LISTEM MODE) DOLBY PROLOGICOFF DOLBY 3STEREOOFF DOLBY VIRTUAL SURROUNDOFF CENTER SP.

35、EXIST(SMALL) SURROUND SP.EXIST DELAY TIME20 msec. *BANDFM TUNER*FREQUENCYLOWEST FREQUENCY *AUTO/MONOAUTO *P.CH-CH *CLOCK0:00 (E/T/Q) 12:00 (OTHERS) CLOCK*PROG. RECORDINGON/OFF TIME 0:00 (E/T/Q) 12:00 (OTHERS) *PROG. TIMER PLAYON/OFF TIME 0:00 (E/T/Q) 12:00 (OTHERS) *PROG. EXECUTIONOFF SLEEP TIMEROFF

36、 O.T.T.OFF *DIRECTIONFORWARD DECK*RVS MODEREVERSE (U MODE) *A/BB KEY SELECTOR FL INDICATION MODE All the fluorescent display indicators EX.BASSand LEDs light on. + AC ONTUNER STANDBY and TIMER LEDs blink up. S.WOOFER The all illminated state is cleared by +AC ONpressing any main unit keys or remocon

37、 keys. INPUTAUX AUX TEST + AC ON Destinat- ion Tuner type BAND Receiving frequency range Channel space IFRF K,P K1 FM 87.5MHz108.0MHz 100kHz +10.7MHz25kHz AM 530kHz1700kHz 10kHz +450kHz10kHz M,V,X,Y K2 FM 87.5MHz108.0MHz 100kHz +10.7MHz25kH AM 530kHz1610kHz 10kHz +450kHz10kHz M K3 FM 87.5MHz108.0MHz

38、 100kHz +10.7MHz25kHz MW 530kHz1610kHz 10kHz +450kHz10kHz SW 5.9MHz17.9MHz 5kHz +450kHz 5kHz M,V,X,Y E1 FM 87.5MHz108.0MHz 50kHz+10.7MHz25kHz AM 531kHz1602kHz 9kHz +450kHz 9kHz M E3 FM 87.5MHz108.0MHz 50kHz+10.7MHz25kHz MW 531kHz1602kHz 9kHz +450kHz 9kHz SW 5.9MHz17.9MHz 5kHz +450kHz 5kHz E E1 FM 87

39、.5MHz108.0MHz 50kHz+10.7MHz25kHz RDS AM 531kHz1602kHz 9kHz +450kHz 9kHz T E2 FM 87.5MHz108.0MHz 50kHz+10.7MHz25kHz RDS MW 531kHz1602kHz 9kHz +450kHz9kHz LW 153kHz279kHz 9kHz +450kHz9kHz QQ FML 65.0MHz74.0MHz 10kHz+10.7MHz5kHz FMH 87.5MHz108.0MHz 50kHz+10.7MHz5kHz MW 531kHz1602kHz 9kHz +450kHz9kHz LW

40、153kHz279kHz 9kHz +450kHz9kHz AVdd 10 R107 k X13 IC1 91pin (TYPE) Destina-R107Voltage tionV K91k4.51 M139k3.98 M222k3.44 T13k2.83 E8.2k2.25 Q4.7k1.60 2-1 Discrimination of TUNER destination 3. Test mode 3-1 Test mode of the receiver 3-1-1 Setting of the test mode While pressing the INPUT key or EX.

41、BASS or S. WOOFER key, put the plug into an AC power outlet. 3-1-2 Canceling of the test mode Unplug an AC power cord from an AC power outlet. 3-1-3 Selector mode or FL indication RXD-652(K) INT 1P 99.6.9 8:02 PM yW 10 ? ? ? ? ? ? ? ? ? ? ? RXD-652/702/752/772S/852/A81/A601/A701 6 CIRCUIT DESCRIPTIO

42、N 3-1-4 Basic operation in test mode (1) The muting during mode selection is not controlled in the test mode. (2) The test mode is cancelled when the AC power is turned off. (3) The operation of the keys in the test mode as follows. 3-1-5 The operation of the keys in the test mode (1) common (TUNER.

43、 AUX mode.) * USED RXD-652/E/W RXD-852/E/W RXD-A601/A701 * EXCEPT USED RXD-652/E/W RXD-852/E/W RXD-A601/A701 3-2 Test mode of cassette deck 3-2-1 Setting of the test mode While pressing the deck play key, put the plug into an AC power outlet. 3-2-2 Canceling of the test mode Unplug an AC power cord

44、from an AC power outlet. 3-2-3 Condition in test mode (1) Initial condition DOLBY-0FF AUDIO-MUTE OFF (2) Mechanism SW detection (3) 4-sec recording If the REC key is pressed, the system record for 4 sec. Then, it rewinds to the recording starting position and plays back automatically. If the REC key

45、 is pressed, during the 4-sec recording operation, the system records further for 4-sec, then return to the starting position of the first 4-sec record- ing operation and plays back. (4) TUNING MODE key REC Level HL 3-3 Test mode of CD player 3-3-1 Setting of the test mode While the pressing the CD PLAY/PAUSE key, put the plug into an AC power outlet. 3-3-2 Canceling the test mode Press the stop key on stop mode or unplug the AC cord from an AC pow