Kenwood-KAF1010-int-sm 电路图 维修手册.pdf

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1、PHONESA SPEAKER BBASSTREBLEBALANCE INPUT SELECTOR MUTINGLOUDNESS ONOFF POWER ON/STANDBY MINMAX VOLUME CONTROL MDTAPETUNERPHONOCD SOURCE DIRECT thermally reactive advanced instantaneous transistorTRA I T LR SL 16 XS-8 + PHONOCDTUNERTAPE SYSTEM CONTROL SPEAKERS AC OUTLETS UNSWITCHED 100W MAX. SWITCHED

2、 TOTAL 200W MAX. AC 100V 50/60Hz A or B : 416, A and B : 816 RECPLAYRECPLAY MD SIGNAL GND L R LR LR B A AC 220AC 230 240V AC 110 120V STEREO INTEGRATED AMPLIFIER KAF-1010/3010R SERVICE MANUAL 1998-3/B51-5415-00 (K/K) 1948 Power lens (B19-1596-08) Badge (B43-0302-04) Power knob* (K29-) Speaker knob (

3、K29-7376-08) Control knob (K29-7383-08) Selector knob (K29-7379-08) Push SW (S68-0105-08) Phone jack (D6.5) (E11-0263-08) Phono jack (2P) (E11-0188-05) Slide switch* (S62-) Matellic cabinet (A01-3630-08) AC power cord bushing (J42-0200-08) AC power cord* (E30-) Screw terminal board (E70-0104-08) AC

4、outlet* (E03-) Slide switch (S62-0069-08) System jack (D3.5) (E11-0333-08) Phono jack (4P)x3 (E63-0186-08) Front panel (A60-1492-08) Function lens (B19-1592-08) Volume knob (K29-7381-08) Direct lens (B19-1593-08) Front frame* (A22-) Illustration is KAF-3010R. * Refer to parts list on page 18. Loudne

5、ss lens (B19-1594-08) Caution : No connection of ground line if disassemble the unit. Please connect the ground line on rear panel, PCBs, Chassis and some others. Remocon window (B11-0371-08) KAF-1010(K) 1P 98.4.25 3:57 PM yW 2 RadioFans.CN 收音机爱 好者资料库 KAF-1010/3010R 2 CONTENTS / ACCESSORIES Contents

6、 Accessories Caution CONTENTS / ACCESSORIES .2 CONTROLS .3 CIRCUIT DESCRIPTION.5 ADJUSTMENT. 6 PC BOARD .7 SCHEMATIC DIAGRAM .11 EXPLODED VIEW .17 PARTS LIST.18 SPECIFICATIONS .21 Remote control unit (1) (KAF-3010R only) Batteries (R6/SUM-3) (E03-0115-05) (A07-1232-08) (2) (KAF-3010R only) AC plug a

7、daptor (1) Use to adapt the plug on the power cord to the shape of the wall outlet. (Accessory only for regions where use is necessary.) Operation to reset The microcomputer may fall into malfunction (impossibility to operate, erroneous display, etc.) when the power cord is un- plugged while power i

8、s ON or due to an external factor. In this case, execute the following procedure to reset the microcom- puter and return it to normal condition. Set the POWER to OFF then, while holding down the REMOTE POWER key, set the MAIN POWER key to ON. Please note that resetting the microcomputer clears the c

9、ontents stored in it and returns it to the condition when it left the factory. KAF-1010(K) 1P 98.4.25 3:57 PM yW 3 RadioFans.CN 收音机爱 好者资料库 KAF-1010/3010R 3 CONTROLS Main unit About the standby indicator (KAF-3010R only) This unit has a standby indicator that lights to show that a small amount of cur

10、rent is being supplied to the unit in order to preserve the memory. This is called the Standby mode. When the Standby indicator is lit, the amplifier can be switched ON / STANDBY from the remote control. 1 POWER switch (KAF-3010R) Usually leave this switch to the on position. When the unit is not to

11、 be used for a long period of time, set the switch to the OFF position for safety. 2 ON/STANDBY key (KAF-3010R) This key effective when the POWER key is set to the on (standby) position, and pressing this key turns power ON and off (standby). 3 Standby indicator (KAF-3010R) 4 POWER switch (KAF-1010)

12、 5 BASS knob To adjust low frequencies. 6 TREBLE knob To adjust high frequencies. 7 INPUT indicator An indicator lights for the source selected with the INPUT SELECTOR knob. 8 VOLUME CONTROL knob Adjust the volume. 9 SOURCE DIRECT indicator Usually leave this switch to the on (standby) position. 0 S

13、OURCE DIRECT key To listen to a source with high quality sound. ! PHONES jack Used for headphone listening. SPEAKERS A/B switches Press to select the A and/or B speaker systems. # BALANCE knob Adjust the volume balance between left and right. $ INPUT SELECTOR knob Turn to select the input sources. %

14、 MUTING key/indicator Mute the sound temporarily. LOUDNESS key/indicator Use to emphasize deep bass sounds. & Remote sensor(KAF-3010 ONLY) 55 PHONESA SPEAKER BBASSTREBLEBALANCE INPUT SELECTOR MUTINGLOUDNESS ONOFF POWER ON/STANDBY MINMAX VOLUME CONTROL MDTAPETUNERPHONOCD SOURCE DIRECT thermally react

15、ive advanced instantaneous transistorTRA I T LR 3 142 567890 &%$#! ONOFF ONOFF POWER POWER ON/STANDBY KAF-3010RKAF-1010 KAF-1010(K) 1P 98.4.25 3:57 PM yW 6 RadioFans.CN 收音机爱 好者资料库 KAF-1010/3010R 4 CONTROLS REMOTE CONTROL UNIT MODEL: RC-A0300 476 473 81 8 fi fi % % 1 273 ADISC SKIP B AUXTUNERCD TAPE

16、POWER MDPHONO MUTE VOLUME CONTROL SOURCE DIRECT TUNER P.CALL CD TAPE MD The part of the illustration designates keys that can be used to operate KENWOOD components connected with the system control. The rest of the illustration designates keys that have the same functions as the keys on the main uni

17、t. Model: RC-A0300 Infrared ray system Remote control unit (KAF-3010R only) DISC SKIP key Only used for the Autochanger CD player. INPUT SELECTOR keys AUX key does not function with this unit. POWER key Use to switch the power ON/ STANDBY when the POWER switch is turned ON. TUNER operation keys MUTI

18、NG key Mute the sound temporarily. VOLUME UP(%), DOWN(fi ) keys Adjust the volume. SOURCE DIRECT key To listen to a source with high quality sound. TAPE operation keys These keys perform the same operations as the correspond- ing keys on the cassettes deck. However, operations requir- ing simultaneo

19、us press-ing of two keys are not possible. CD player operation keys MD recorder operation keys KAF-1010(K) 1P 98.4.25 3:57 PM yW 7 5 CIRCUIT DESCRIPTION KAF-1010/3010R Pin No.Pin NameI/ODescription 1DATAOOutput of DATA signal for control of input selector. 2CLOCKOOutput of CLOCK signal for control o

20、f input selector. 3STOOutput of STROBE signal for control of input selector. 4NCNo use. 58/16O8bit/16bit selector. 61010/3010ROModel selector. 7PROTECTIProtection detector. 8REMOCONIRemote control signal input. 9STANDBYOStandby led control signal output. 10PHONOOPhono led control signal output. 11CD

21、OCD led control signal output. 12TUNEROTuner led control signal output. 13TAPE1OTape1 led control signal output. 14MDOMD led control signal output. 15LOUDNESSOLoudness led control signal output. 16MUTEOMute led control signal output. 17GNDGnd. 18RESETIReset signal input. 19,20XIN,OUTI/O Crystal conn

22、ecting port for clock generation. 21VSSGnd. 22VAREFAnalog reference voltage input. 23KEYIA/D key input. 24POW REOPower relay control signal output. 25VOL UPOMotor volume control. 26VOL DOWNOMotor volume control. 27MUTEOSelector mute control. 28SPOSpeaker relay control. 29LOUDNESSOLoudness control. 3

23、0,31ENIRotary encoder signal for input selector. 32S BUSYI/O System serial BUSY signal interface. 33S DATAI/O System serial DATA signal interface. 34R MUTEORec mute circuit control signal output. 35,36NCNo use. 37VOL LEDOVolume led control. 38S DIRECTOS.DIRECT led control signal output. 39POW OFFIPo

24、wer off signal input. 40,41NCNo use. 42VDDPower supply(+5V). Microprocessor : TMP87C846N (IC501) KAF-1010(K) 1P 98.4.25 3:57 PM yW 10 6 ADJUSTMENT KAF-1010/3010R No.ITEM INPUT SETTINGS OUTPUT SETTINGS AMPLIFIER SETTINGS ALIGNMENT POINTS ALIGN FORFIG. Unless otherwise specified, the individual switch

25、es should be set as following : POWER : ON SPEAKER : B SELECTOR : PHONO 1IDLE CURRENT Connect a DC voltmeter as figure W201 (Lch), W202 (Rch). (MAIN PCB) VR101 (Lch) VR102 (Rch) (MAIN PCB) 10mV(a)VOLUME : 0 Dc voltmeter 10mV W201(Lch) W202(Rch) (a) KAF-1010(K) 1P 98.4.25 3:57 PM yW 9 ABDFHJCEGI 2 1

26、3 5 7 4 6 Refer to the schematic diagram for the value of resistors and capacitors. PC BOARD(Component side view) 78 KAF-1010(K) 2P( 98.4.25 4:03 PM y W 5 KMOQSLNPRT 2 1 3 5 7 4 6 Refer to the schematic diagram for the value of resistors and capacitors. PC BOARD(Component side view) 910 KAF-1010(K)

27、2P( 98.4.25 4:02 PM y W 4 ACEGIB BB DB FB HB J 1 2 3 3 4 3 5 6 7 Q274 Q201 Q202 Q273 SELECTOR INPUT D172 D171 IDLE T.P Q119 Q113 IDLE T.P Q134 RY101 JACK101 BA CN102 Q101 Q102 CONTROL MUTE Rch ADJ. IDLE IDLE ADJ. Lch Q115 Q117 Q118 Q116 -15V AVR AVR 15V LR BD102 ZD111 Q153 Q152 Q114 Q120 Q151 S.P RE

28、LAY Q154 W201 W202 Q133 Q157 Q136 Q156 ZD103ZD102 Q158 D118 D115 D116 D117 D151 Q155 Q137 Q126 Q128 D126 D110 D124D122D121 D113 D119D123 D111 Q127 Q125 IC104 (2/2) Q112 Q111 (1/2) IC104 D125 D109D112D114 D120 Q108 Q109 Q106 ZD101 ZD110D150 CN101 IC103(2/2)Q105 Q104 Q107 Q103 IC103(1/2) IC102(2/2) IC

29、102(1/2) JACK102 Rch Lch EQ. AMP PHONO JACK103 JACK104 MD PLAY Lch Rch Rch Lch REC TAPE1 PLAY Lch Rch Rch Lch REC TUNER Rch Lch Lch Rch CD Rch Lch -15.0V -2.5V -2.4V -1.8V -1.7V 15.2V MUTE ON:1.4V OFF:-4.2V 0V 0V -0.9V 0V 1.1V 0.3V0.9V 44.4V 1.2V 45.2V 46.2V (33.6V) 45.8V (33.6V) -45.8V 0V 0V 0.0V -

30、45.1V-44.6V -0.4V -0.9V -44.6V -0.9V -0.4V -1.1V 0V 0V 0V 1.2V 1.1V 0.3V 44.4V 45.8V 0V -0.9V 0V 23.6V 0.7V 15.9V 34.4V 45.2V 0.8V (33.6V)46.2V (33.6V) 0V 45.9V 45.7V 0V 0V 15.4V 19.8V 32.0V 14.7V 7.9V -15.0V -0.6V -15.5V -32.9V -34.7V OFF:15.2V MUTE ON:14.1V MUTE OFF:15.2V ON:0V 8.9V9.1V 4.6V 11.8V

31、 5.6V 6.2V TAPE:4.8V OTHER:0V POWER OFF D.GND D.GND +B(5.6V) REC MUTE MUTE POW RELAY SP RELAY PROTECTION 8/16 ST CLOCK DATA SYS.CON SYS.CON -15.0V 15.2V TAPE:3.2V OTHER:-14.8V TAPE:15.2V TAPE:14.6V TAPE:0V OTHER:15.2V OTHER:15.2V 0V 0V 0V OTHER:-14.8V 0V 0V 0V GND +15V Lch IN Lch(TONE)IN GND Rch(TON

32、E)IN Rch IN GND Rch OUT Rch OUT GND Lch OUT Lch OUT -15V +15V -15.3V 0V 0V 0V 0V 15.2V IC1 AUDIO UNIT R276 4.7K R275 4.7K C228 1/4W R225C227 R273 4.7K R272 220K10K R271 R142 560 R226 C101 R206 C149 0.01C148 0.01 0.01 + C203 C267 22P C282 150P C150 0.01 C269 R113R114 C190 C119 C191C118 470470 1000P C

33、281 10 R278 C291 220P 220P C292 B +B +B +B +B +B +B+B +B +B +B +B B B +B +B +B +B C165 100P -15V -15V -15V B -15V-15V -15V -15V +15V+15V +15V+15V -15V-15V -15V +15V +15V +15V -15V +15V +15V +15V +15V+15V+15V 47K R163 39P R161 4.7K 4.7u100 C151 + 47K R164 4.7K R162 4.7u100 C152 1K R156 + + 220 R159 2

34、.2u100 C147 1K R165 270K R157 270K R158 220 R150 + 2.2u100 C146 C219 39P C218 10 12 11 13 5 8 R171 1.5K 8 22 5 24 3 2 2 3 7 7 1.5K R170 27 27 22 24 R115 330 15 16 10 13 12 11 C134 220P C139 16 15 DIRECT SOURCE VDD CK DATA VSS ST GND 28 27 26 25 24 23 22 21 20 19 18 17 16 15 1 2 3 4 5 6 7 8 9 10 11 1

35、2 13 14 + C271 22u50 CD TUNER PHONO TAPE PLAY MD REC MD PLAY + C229 47u63 R244 1K R243 47K + C172 1u100 R242 33K R241 47K R238 5.6K + C171 100u16 R239 27K + C161 1u100 C233 0.01 C226 0.01 C231 0.01 C225 0.01 + C204 R240 47K R185 39 R245 4.7K R255 4.7K 39 R186 27P 100K R184 C274 R236R235 10K R183 10K

36、 R227 10 1W R231 33K R233 22 2uH L101 +C230 47u63 R221 1K 2 1 R229 15K C185 R219 3.3K C189 0.1 C187 0.110 1W R228 0.1 C188 0.1 C186 2 1 2200P R220 3.3K 2uH L102 R234 22 R222 1K 2200P C184 R232 33K R263 2.2 + C197 470u50 1/4W R251 47 1/4W 47 R252 + 47u25 5.1K R246 1.5K C220 0.01 + C198 470u50 C216 0.

37、01 C208 0.01 C179 0.001 R246 560 1W C209 0.047 C215 0.01 3 4 1/4W 270 1/4W R214 1 2 22 R216 2 1 VR102 8.2K 1/4W33P 4 5 R218 22 C180 + 22u50 R204 1K 1K(B) 3 1/4W R210 1/4W 270 5 1K R212 R192 100 R202 270 R188 10K C251 330P C252 330P 1.5K 82PC273 82P + C264 100u16 R250 100 R230 15K 15K R237 + C263 100

38、u16 C266 100P C255 100P + C195 47u25 R266 2.2 R265 + C198 47u25 R247 1.5K C223 22P R264 5.6K + C167 22u50 R201 270 R215 22 VR101 1K(B) + C181 22u50 R205 8.2K 1.5K33P 2 1 4 3 5 4 3 1 2 5 C166 0.01 R223 C221 R224 100K C222 27P C158 R174 + 2.2K 1u100 R182 100K C162 100P + 100u16 C170 C182 82P 1K R196 4

39、70 4 + 7 R190 5 - R211 1K R213 270 R199 270 R191 100 R187 10K R217 22 R203 1K R197 100 + R198 100 270 R200R208 1K C168 22u50 270 1/4W R209 1/4W 1K R207 1/4W 1/4W + C159 1u100 R173 2.2K + C153 1u50 R169 100K R261 22K R166 27K R262 1K + C201 47u50 + C202 10u50 + C155 1u50 R257 3.3K + C176 4.7u50 + C14

40、4 100u25 R153 470 123 KA-3010R ONLY 45213131415111210987654312 R193 C268 0.01 C194 100P R151 100K + C143 1u100 + C145 1u100 4.7K R150 R148 220K R168 47 0.33u100 + R161 100K C163 100P + C169 100u16 R195 1K R175 4.7K R177 47K 6 4.7K R176 - +1 8 2 3 R189 470 C183 82P 2.7K R146 1 2 3 - + 4 R194 10K10K +

41、 C141 2.2u100 C199 0.01 R145 2.7K + C135 0.33u100 R149 4.7K R147 220K R143 220K C137 220P C193 100P R167 47 - +7 8 6 5 R179 220 R152 10K 100P 0.01 3900P 0.039 R154 560220P220P C140R155 560 141315121112345678910 330 + C175 220P220P C174 100u16 10u50 C102 33P1K R102 1K R101 10u50 C104 10u50 C105 R104

42、33KR103 33K R116 C103 33P 150 R138 470K R140 470K R141 R139 150 150P C133 150P C132C130 150P 220 R134 R136 470K470K R137 C131 150P 220 R135 470K R129 470K R128 220 R126 150P C126 150P C127 220 R127 56K R133 56K R132 150 R130 150P C128 150P C129 150 R131 56K R124 56K R125 150P C124 150P C125 R122 150

43、 150 R123 150 R119 150 R118 56K R121R120 56K C122 150P150P C123 - + 8 1 2 3 + - 4 7 5 6 100 R106 + C106 82PC107 82P + R105 100 C110 220P220P C111 + C108 + 100u16 C109 360 R107 360 R108 3300P C114 0.012 C112 R110 270K22K R112 270K R109 22K R111 0.012 C113 3300P C115 + C117 10u50 C115 33K33K C136 220

44、R178 C138 220P R144 220K 100P C192 2.2u100 C142 + X X +15V +15V +B +15V +15V )( () () )( ( ( ) ) ) () )( () )( () )( () ( )( )( () )( )( )( () () () () )( () )( () KAF-1010(K) 2P( 98.4.25 4:01 PM y W 1 KAF-1010/3010R A B KAF-3010R/1010(M) (1/2) CN103 T502 T502 CN101 SW550 KAF-3010R CN101 KAF-1010 :

45、KTC2878Q273,274 : 2SA933SQ202 : DTC124ESQ201 : 2SK246GRQ157,158 :Q125-128 D601 D602 D603 SW530 JACK151 JP205 : 1N4002AD601-604 : 2SC1740SR SW101 JACK105 HEADPHONE JP205 SP.B SP.A PW401 W503 SW530W502 SW530 W502 W501 SW530 XS8 XL16 : MTZJ8.2BZD103 ZD111: MTZJ5.1B Q155: 2SA933S D604 D601 D603 D602 JP2

46、06 JP204 SW530 JP204 JP206 D604 CONTROL SYSTEM Rch + - + - SP A SP B Lch SP B SP A JP204 : KSA916YQ553 JACK201 : MTZJ2.7BZD110 AUDIO UNIT POWER UNIT : MTZJ3.9B : 1SS131 : 1N4002A : KSC1845F : 2SC1740SR ZD551 D554,555 D550-553 Q552 Q550,551 SW530 ZD551 Q552 : 1SS131 : 1N4002A : MTZJ6.2B : MTZJ6.8B: K

47、TD2058Y : KTC1027Y : KSA992F-X : DTA124ES : KTB1366Y : DTC124ES : KTC2878 : KSC1845F JP204 D551 D550 D552 D553 D554 Q550 JP503 D550 Q550 Q551 Q553 D554 D555 JP503 JP204 D552 D553 SW550 D551 SIGNAL LINE GND LINE 117,118,133,134 Q152-154,156 Q137 Q136 Q108 Q107,115,116,119,120,151 Q106 Q105,109 Q103,1

48、04,111,112 Q101,102,113,114, 119-126,171,172 : NJM4565DD : : KTC9164AN IC103,104 IC102 IC101 ZD102 ZD101 D115-118 D109-114,150,151, W503 W504 W501 - + - + 4.5V 10.9V 4.5V STAND BY :11.7V 3.2V 0.7V 47.0V STANDBY 11.8V 25.4V 3.3V 3.4V :11.7V +BLINE -B LINE POWER UNIT : KAF-1010 (M)TYPE SPEAKER S/W PART KAF-3010R ONLY POWER UNIT : KAF-1010