Kenwood-AS-3-Service-Manual(1) 电路图 维修手册.pdf

《Kenwood-AS-3-Service-Manual(1) 电路图 维修手册.pdf》由会员分享，可在线阅读，更多相关《Kenwood-AS-3-Service-Manual(1) 电路图 维修手册.pdf（8页珍藏版）》请在收音机爱好者资料库上搜索。

1、 1995-7 PRINTED IN KOREA B51-5073-00 (K) 1781 Knob(VOLUME) (K29-6237-08):W (K29-6241-08):B Top cabinet (R) (A52-0181-08):W (A52-0184-08):B Top cabinet (L) (A52-0182-08):W (A52-0185-08):B Knob(POWER) (K29-6240-08):W (K29-6244-08):B Knob(LINE) (K29-6238-08):W (K29-6242-08):B Knob(EX.BASS) (K29-6239-08

2、):W (K29-6243-08):B Phono jack(LINE 1) (E11-0269-08) Phono jack(LINE 2) (E11-0269-08) KENWOOD badge (B43-0287-04) Grille (B04-0096-08):W (B04-0095-08):B Front cabinet (A29-0807-08):W (A29-0809-08):B Phono jack (OUTPUT) (E11-0270-08) DC jack(DC 12V) (E03-0129-08) Speaker cord (E30-2818-08):GRY/W (E30

3、-2817-08):BLK/B Rear cabinet(R) (A02-1275-08):W (A02-1278-08):B Rear cabinet(L) (A02-1276-08):W (A02-1277-08):B SPEAKER SYSTEM WITH AMPLIFIER AS-3 SERVICE MANUAL The color of this model is divided into two types ; White (W) and Black (B). W : White version B : Black version RadioFans.CN 收音机爱 好者资料库 A

4、S-3 2 CONTROLS .3 PC BOARD .4 SCHEMATIC DIAGRAM .5 EXPLODED VIEW .6 PARTS LIST.7 SPECIFICATIONS .Back cover Accessories AC adaptor (W08-0015-08) : M type (W08-0017-08) : E type (W08-0645-08) : T type Connection cord (E30-2802-08) CONTENTS/ACCESSORIES RadioFans.CN 收音机爱 好者资料库 AS-3 CONTROLS Front panel

5、 Rear panel (Left speaker) 3 Left speaker Power indicator VOLUME control knob Power button Line select button (LINE 1/2) EX.BASS button Left speaker unit LINE 1 input jack DC 12V jack (To AC adaptor) LINE 2 input jack OUTPUT for right speaker Right speaker unit Right speaker AS-3(K) COVER( 2/15/97 1

6、4:13 ?y?W 3 RadioFans.CN 收音机爱 好者资料库 ABCDE PC BOARD (Component side view) 4 Refer to the schematic diagram for the value of resistors and capacitors. *It is C104 on Schematic diagram , though C112 is printed on PCB. 1 2 3 4 5 6 7 A AS-3 5.3V 5.3V 5.3V 10.6V 5.3V5.3V 5.3V 15.7V 5.3V 5.3V 5.3V 5.3V 5.3

7、V 0V 0V 0V 0V 0V 0.6V 15.7V 15.7V 8.0V 13.2V 0.6V11.8V 0V 14.1V 0V 0.6V 13.2V 7.8V +B LINE 0.047 C110 0.047 C106 0.022 C153 18K R110 1 50 C102 22K R114 1016 C152 10K R152 10025 C151 10K R151 1K 1/4W R150 2.7K R116 0.047 C108 330K R118 68P C104 39K R112 150 C114 1K R124 100K R122 150 C112 1K R126 100

8、K R120 50K(B)-2 VOL101 2 3 6 5 1 7 8 8 - + - + IC103 (1/2) IC102 (1/2) SW101-1 Rch LINE 1-2 SW Rch SW102-1 + + + + + (2/2) IC103 5 6 - 4 + 7 C105 0.047 C109 0.047 IC102 (2/2) 2 - 4 3 + 1 100K R125 + + R119 C111 1501K 50K(B)-1 VOL101 SW102-2 C103 68P R111 39K 150 C101 18K R109 1K R123 150 C113 100K R

9、121 SW101-2 R113 22K 2.7K R115C107 0.047 R117 330K Lch Lch 1K R234 1K R235 10K R233 10010 C234 470K R236 10K R232 22K R231 1016 C233 100K R230 SW103 4.7K R251 POWER SW + - T.S.D BS ST.BY FILTER BS - + 2 3 4 5 6 7 8 9 10 11 12 1 0.15 C208 C214 100010 2.2 R208 10010 C210 0.01 C212 39K R210 R229 22K 22

10、010 C230 10010 C209 0.01 C211 39K R209 0.15 C207 100010 C213 2.2 R207 + + + + 10K R203 1000P C203 150 C201 R201 1K 1000P C204 1K R202 150 C202 10K R204 + + C300 0.022 1000P 47K (NORMAL TYPE) DC-JK L-SPK R-SPK + + R101 R103 4.7K 39K R104 4.7K LINE1 J1 39K R102 LINE2 J2 R107 4.7K R108 4.7K R106 R105 3

11、9K 39K + + C232 100025 + Q201 Q202 Q203 D201 LED201 C206 4710 100 R206 C205 4710100 R205 + + IC101 IC102,103 : BA5412S or BA5415 : BA4558 Q201203 D201 : 2SC1815 : 1N4148 BASS SW OFF ON OFF ON SW BASS R127 C235 IC101 AS-3 (J/K) GND LINE SIGNAL LINE BDFGCE 2 1 3 5 4 2SC1815BA4558 DC voltages are as me

12、asured with a high impedance voltmeter. Values may vary slightly due to variations between individual instruments or/and units. CAUTION: For continued safety, replace safety critical components only with manufacturers recommended parts (refer to parts list). indicates safety critical components. To

13、reduce the risk of electric shock, leakage-current or resistance measurements shall be carried out (exposed parts are acceptably insulated from the supply circuit) before the appliance is retuned to the customer. EXPLODED VIEW(UNIT) AS-3 6 1 2 3 AB Parts with the exploded numbers larger than 700 are

14、 not supplied. AS-3(K) COVER( 2/15/97 14:16 ?y?W 6 AS-3 7 ? ? ? ? ? ? ? ? ? ? ? ? ? ? ?New Parts Parts without Parts No. are not supplied. Les articles non mentionnes dans le Parts No. ne sont pas fournis. Teile ohne Parts No. werden nicht geliefert. L:ScandinaviaK:USAP:CanadaR:Mexico Y:PX(Far East,

15、 Hawaii)T:EnglandE:EuropeG:Germany Y:AAFES(Europe)X:AustraliaM:Other Areas indicates safety critical components. C105-110 ? ? ? ? ? ? ? ? ? ? ? ? ? ? ?CQ93M2A473JMYLAR0.047UFJ C111-114CE04KW1H010MELECTRO1.0UF50WV C151CE04KW1E101MELECTRO100UF25WV C152CE04KW1C100MELECTRO10UF16WV C153CK45FF1H223KCERAMI

16、C0.022UFK C233CE04KW1C100MELECTRO10UF16WV C234CE04KW1A101MELECTRO100UF10WV VOL101R39-0006-08VARIABLE RESISTOR50KB X2 SW101-103S68-0046-08PUSH SWITCH D2011N4148DIODE IC102,103BA4558IC(OP AMP X2) Q201-2032SC1815TRANSISTOR C201,202CE04KW1H010MELECTRO1.0UF50WV C203,204C91-0757-05CERAMIC1000PFK C205,206C

17、E04KW1A470MELECTRO47UF10WV C207,208CQ93M2A154KMYLAR0.15UFK C209,210CE04KW1A101MELECTRO100UF10WV C211,212C91-0769-05CERAMIC0.010UFK C213,214CE04KW1A102MELECTRO1000UF10WV C230CE04KW1A221MELECTRO220UF10WV C232CE04KW1E102MELECTRO1000UF25WV C235CQ93HP2A102JMYLAR1000PFJ C300CK45F1H223ZCERAMIC0.022UFZ DC-J

18、KE03-0129-08DC JACK(DC 12V) J1,2E11-0269-08PHONO JACK(LINE 1/2) R-SPKE11-0270-08PHONO JACK(OUTPUT) IC101 ? ? ? ? ? ? ? ? ? ? ? ? ? ? ?BA5412SIC(POWER AMP) IC101 ? ? ? ? ? ? ? ? ? ? ? ? ? ? ?BA5415IC(POWER AMP) Ref. No. Add- ress New PartsParts No. Description Re- marks Desti- nation NO.2 MAIN PCB PA

19、RTS LIST ? ? ? ? ? ? ? ? ? ? ? ? ? ? ?New Parts Parts without Parts No. are not supplied. Les articles non mentionnes dans le Parts No. ne sont pas fournis. Teile ohne Parts No. werden nicht geliefert. L:ScandinaviaK:USAP:CanadaR:MexicoB:Black version Y:PX(Far East, Hawaii)T:EnglandE:EuropeG:Germany

20、W:White version Y:AAFES(Europe)X:AustraliaM:Other Areas indicates safety critical components. 6012B ? ? ? ? ? ? ? ? ? ? ? ? ? ? ?A02-1275-08REAR CABINET (R) (WHT)W 6012B ? ? ? ? ? ? ? ? ? ? ? ? ? ? ?A02-1278-08REAR CABINET (R) (BLK)B 6022B ? ? ? ? ? ? ? ? ? ? ? ? ? ? ?A02-1276-08REAR CABINET (L) (WH

21、T)W 6022B ? ? ? ? ? ? ? ? ? ? ? ? ? ? ?A02-1277-08REAR CABINET (L) (BLK)B 6033A ? ? ? ? ? ? ? ? ? ? ? ? ? ? ?A29-0807-08FRONT CABINET(WHT)W 6033A ? ? ? ? ? ? ? ? ? ? ? ? ? ? ?A29-0809-08FRONT CABINET(BLK)B 6042B ? ? ? ? ? ? ? ? ? ? ? ? ? ? ?A52-0181-08TOP CABINET (R)(WHT)W 6042B ? ? ? ? ? ? ? ? ? ?

22、? ? ? ? ?A52-0184-08TOP CABINET (R)(BLK)B 6051A ? ? ? ? ? ? ? ? ? ? ? ? ? ? ?A52-0182-08TOP CABINET (L)(WHT)W 6051A ? ? ? ? ? ? ? ? ? ? ? ? ? ? ?A52-0185-08TOP CABINET (L)(BLK)B 6103AB04-0095-08GRILLE(BLK)B 6103A ? ? ? ? ? ? ? ? ? ? ? ? ? ? ?B04-0096-08GRILLE(WHT)W 6113AB43-0287-04KENWOOD BADGE -B46

23、-0100-30WARRANTY CARDTE - ? ? ? ? ? ? ? ? ? ? ? ? ? ? ?B60-2291-08INSTRUCTION MANUAL(EN) - ? ? ? ? ? ? ? ? ? ? ? ? ? ? ?B60-2292-08INSTRUCTION MANUAL(C/TAIWAN)M - ? ? ? ? ? ? ? ? ? ? ? ? ? ? ?B60-2293-08INSTRUCTION MANUAL(EN/SP)M - ? ? ? ? ? ? ? ? ? ? ? ? ? ? ?B60-2294-08INSTRUCTION MANUAL(F/G/D/I)E

24、 6153B ? ? ? ? ? ? ? ? ? ? ? ? ? ? ?E30-2817-08SPEAKER CORD(BLK)B 6153B ? ? ? ? ? ? ? ? ? ? ? ? ? ? ?E30-2818-08SPEAKER CORD(GRY)W 6161AE30-2802-08CORD WITH PLUG (3P) ? ? ? ? ? ? ? ? ? ? ? ? ? ? ?H50-1622-08ITEM CARTON CASEAS-3(B)MB ? ? ? ? ? ? ? ? ? ? ? ? ? ? ?H50-1623-08ITEM CARTON CASEAS-3(W)MW ?

25、 ? ? ? ? ? ? ? ? ? ? ? ? ? ?H50-1624-08ITEM CARTON CASEAS-3(B)TEB ? ? ? ? ? ? ? ? ? ? ? ? ? ? ?H50-1625-08ITEM CARTON CASEAS-3(W)TEW -H10-5989-08POLYSTYRENE FOAMED FIXTURE (T) -H10-5990-08POLYSTYRENE FOAMED FIXTURE (B) -H13-0189-08CARTON BOARD(AC ADAPTOR) -H20-0486-00PROTECTION BAG (ACCESSORIES) -H2

26、5-1546-08PROTECTION BAG (SET) 6351A ? ? ? ? ? ? ? ? ? ? ? ? ? ? ?K29-6237-08KNOB VOLUME(WHT)W 6351A ? ? ? ? ? ? ? ? ? ? ? ? ? ? ?K29-6241-08KNOB VOLUME(BLK)B 6361A ? ? ? ? ? ? ? ? ? ? ? ? ? ? ?K29-6238-08KNOB LINE(WHT)W 6361A ? ? ? ? ? ? ? ? ? ? ? ? ? ? ?K29-6242-08KNOB LINE(BLK)B 6372A ? ? ? ? ? ?

27、? ? ? ? ? ? ? ? ?K29-6239-08KNOB EX.BASS(WHT)W 6372A ? ? ? ? ? ? ? ? ? ? ? ? ? ? ?K29-6243-08KNOB EX.BASS(BLK)B 6381A ? ? ? ? ? ? ? ? ? ? ? ? ? ? ?K29-6240-08KNOB POWER(WHT)W 6381A ? ? ? ? ? ? ? ? ? ? ? ? ? ? ?K29-6244-08KNOB POWER(BLK)B A2A,3BN09-3186-08SCREW(M3X8) B2BN09-3184-08SCREW(M3X20) C2BN09

28、-3187-08SCREW(M3X10) D2A,2BN09-3185-08SCREW(M2.6X10) 6402A,3BT07-0084-08WOOFER(4 OHM 5W) 6451AW08-0015-08AC ADAPTORM 6451AW08-0017-08AC ADAPTORE 6451A ? ? ? ? ? ? ? ? ? ? ? ? ? ? ?W08-0645-08AC ADAPTORT 6551AB12-0262-08LED (LED201) C101,102CE04KW1H010MELECTRO1.0UF50WV C103,104C91-0741-05CERAMIC68PFJ Ref. No. Add- ress New PartsParts No. Description Re- marks Desti- nation NO.1 AS-3 CONTROL PCB AS-3 SPECIFICATIONS KENWOOD follows a policy of continuous advancements in development. For this reason specifications may be changed without notice.