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1、SERVICE MANUAL COPYRIGHT 2007 Victor Company of Japan, Limited No.MA347 2007/8 POWER AMPLIFIER MA34720078 SERVICE MANUAL KS-AR7002J, KS-AX5602E, KS-AX5602U COPYRIGHT 2007 Victor Company of Japan, Limited Lead free solder used in the board (material : Sn-Ag-Cu, melting point : 219 Centigrade) TABLE O
2、F CONTENTS 1PRECAUTION. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-3 2SPECIFIC SERVICE INSTRUCTIONS. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
3、. . . . . 1-3 3DISASSEMBLY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-3 4ADJUSTMENT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
4、 . . . . . . . . . . . . . . 1-5 5TROUBLESHOOTING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-5 KS-AX5602KS-AR7002 RadioFans.CN 收音机爱 好者资料库 1-2 (No.MA347) SPECIFICATION KS-AR7002 Design and specifi cations are s
5、ubject to change without notice. KS-AX5602 Design and specifi cations are subject to change without notice. Power Output150 W RMS x 2 channels at 4 and or = 1% THD + N Signal-to-Noise Ratio80 dBA (reference: 1 W into 4 ) Maximum Power Output800 W Load Impedance4 (2 to 8 allowance) 4 (4 to 8 allowanc
6、e) (Bridge Mode) Frequency Response5 Hz to 50 kHz* ( +0, -3 dB) * Subsonic fi lter cuts off extremely low frequency signals less than 20 Hz. Input Sensitivity/Impedance2 V/45 k (0.3 V to 6 V, variable) DistortionLess than 0.04% (at 1 kHz) Power RequirementDC 14.4 V (11 V to 16 V allowance) Grounding
7、 systemNegative ground Dimensions (W H D)15-3/4 inch 2-3/8 inch 11-3/8 inch (400 mm 60 mm 288 mm) Mass (approx.)11.5 lbs. (5.2 kg) Maximum Power Output800 W RMS Power Output150 W RMS x 2 channels at 4 ? and or = 1% THD + N Load Impedance4 (2 to 8 allowance) 4 (4 to 8 allowance) (Bridge Mode) Frequen
8、cy Response5 Hz to 50 kHz* ( +0, -3 dB) * Subsonic fi lter cuts off extremely low frequency signals less than 20 Hz. Input Sensitivity/Impedance2 V/45 k (0.3 V to 6 V, variable) DistortionLess than 0.04% (at 1 kHz) Signal-to-Noise Ratio80 dBA (reference: 1 W into 4 ) Power RequirementDC 14.4 V (11 V
9、 to 16 V allowance) Grounding systemNegative ground Dimensions (W H D)400 mm 60 mm 288 mm Mass (approx.)5.2 kg RadioFans.CN 收音机爱 好者资料库 (No.MA347)1-3 SECTION 1 PRECAUTION 1.1Safety Precautions SECTION 2 SPECIFIC SERVICE INSTRUCTIONS This service manual does not describe SPECIFIC SERVICE INSTRUCTIONS.
10、 SECTION 3 DISASSEMBLY 3.1Main body (Using figures are KS-AR7002) 3.1.1Removing the BOTTOM COVER (See Fig.1) (1) Remove the twelve screws A attaching the BOTTOM COV- ER. Fig.1 ! Burrs formed during molding may be left over on some parts of the chassis. Therefore, pay attention to such burrs in the c
11、ase of preforming repair of this system. A AA A RadioFans.CN 收音机爱 好者资料库 1-4 (No.MA347) 3.1.2Removing the CROSSOVER BOARD assembly (See Fig.2, 3) (1) Remove the two screws B attaching the TOP COVER. (See Fig.2) (2) Remove the three knobs. (3) Disconnect the connector wire from CROSSOVER BOARD assembl
12、y connected to connector CON1 of the MAIN BOARD assembly. (See Fig.3) (4) Remove the two screws C attaching the CROSSOVER BOARD assembly. (See Fig.3) 3.1.3Removing the LED BOARD assembly (See Fig.3) (1) Disconnect the connector wire from LED BOARD assem- bly connected to connector CON2 of the MAIN B
13、OARD as- sembly. (2) Remove the one screw D attaching the LED BOARD as- sembly. Fig.2 Fig.3 3.1.4Removing the ILLUMINATOR LED BOARD assembly (See Fig.4) (1) Disconnect the connector wire from ILLUMINATOR LED BOARD assembly connected to connector CON3 of the MAIN BOARD assembly. (2) Remove the two sc
14、rews E attaching the ILLUMINATOR LED BOARD assembly. Fig.4 BB DC CON1CON2 CON3 E (No.MA347)1-5 3.1.5Removing the MAIN BOARD assembly (See Fig.5, 6) (1) Remove the five screws F and one screw G attaching the BACK PANEL. (See Fig.5) (2) Remove the nine screws H attaching the TRANSISTOR BRACKET. (See F
15、ig.6) (3) Remove the two screws J attaching the THERMISTOR. (See Fig.6) (4) Remove the nine screws K and one screw L attaching the MAIN BOARD assembly. (See Fig.6) Fig.5 Fig.6 SECTION 4 ADJUSTMENT This service manual does not describe ADJUSTMENT. SECTION 5 TROUBLESHOOTING This service manual does no
16、t describe TROUBLESHOOTING. FGF J J K K K K KKK L H H HH H (No.MA347) VPT Printed in Japan Victor company of Japan, Limited Mobile Entertainment Business Group Mobile Entertainment Category 10-1,1chome,Ohwatari-machi,Maebashi-city,371-8543,Japan 3-1 PARTS LIST * All printed circuit boards and its as
17、semblies are not available as service parts. - Contents - Exploded view of general assembly and parts list (Block No.M1) Electrical parts list (Block No.0103) Packing materials and accessories parts list (Block No.M3) KS-AR7002J,KS-AX5602E,KS-AX5602U 3-2 3-4 3-8 MA347 3-2 Exploded view of general as
18、sembly and parts list G c Block No.M MM1 e f A A D D B a d G B E e g c F F f b b H E d H PWM-C board Main board Sub board Illuminator board LED board g a 29 29 The parts without symbol number are not service. 15 27 25 25 21 8 24 4 21 33 19 19 6 17 27 22 27 16 27 16 16 16 27 17 18 20 22 22 22 20 21 3
19、 16 23 19 17 24 12 31 31 9 17 32 16 17 17 16 23 27 28 28 7 10 24 24 17 2 1 24 18 17 26 16 34 22 31 22 30 3-3 General Assembly Block No. M1MM Symbol No.Part No.Part NameDescriptionLocal 1QH700233ZMAIN DIECASTING 2QH700234ZSUB HEAT SINK 3QH700235ZSUB HEAT SINK 4QH700236ZSUB HEAT SINK 6QP700362ZBACK PA
20、NNEL 7QD700038ZBADGEAR7002J 7QD700037ZBADGEAX5602E,AX5602U 8QO400029PTOP CONT SHEETAR7002J 8QO400025PTOP CONT SHEETAX5602E,AX5602U 9QK700035ZVOLUME KNOB(x3) 10QD700035ZTOP COVER 12QD700036ZILLUMINATOR 15QP700366ZBOTTOM COVER 16QS700060ZSCREW3X6 T/B(x16) 17QS700089ZSCREW3X10 T/B(x18) 18QS700058ZSCREW
21、3X8 T/B(x4) 19QB700092ZTOP BRACKET(x3) 20QS700055ZSCREW3X12 T/B(x2) 21QS700081ZWRENCH SCREW4X8 M/B(x4) 22QS700065ZSCREW3X4 T/B(x8) 23QS700069ZSCREW2X6 T/B(x2) 24QB700060ZTR BRACKET(x5) 25QB700054ZTR BRACKET(x2) 26QB700091ZHI INPUT BKT 27QS700082ZSCREW3X5 T/B(x9) 28QS700083ZSCREW3X6 T/B(x2) 29QS70002
22、5ZRUBBER(x2) 30QN700023ZMAICA(x6) 31QN700024ZMAICA(x8) 32HU500005HFUSELITTLE 40A(x2) 33QF700001ZSWITH COVER 34LV37585-001ANAME PLATEAR7002J 34LV37586-001ANAME PLATEAX5602E,AX5602U 3-4 Electrical parts list Main board Block No. 01 Symbol No.Part No.Part NameDescriptionLocal ICF1HI300006CICNJM 2068(M)
23、 ICF3HI300006CICNJM 2068(M) AB5KSA1220YTRANSISTORHT500006H FET1FQP65N06F.E.THT500030H FET2FQP65N06F.E.THT500030H FET3FQP65N06F.E.THT500030H FET4FQP65N06F.E.THT500030H FET5FQP65N06F.E.THT500030H FET6FQP65N06F.E.THT500030H QA1KTC3200GRATTRANSISTORHT200011R QA2KTC1027TRANSISTORHT200019R QA3KTC1027TRANS
24、ISTORHT200019R QA4KTC1027TRANSISTORHT200019R QA5KSA1220YTRANSISTORHT500006H QA6KSA1220YTRANSISTORHT500006H QA7KTC3875YRTFTRANSISTORHT300004C QA8IRFP240F.E.THT500031H QA9IRFP240F.E.THT500031H QA10IRFP240F.E.THT500031H QA11IRFP240F.E.THT500031H QB1KTC3200GRATTRANSISTORHT200011R QB2KTC1027TRANSISTORHT2
25、00019R QB3KTC1027TRANSISTORHT200019R QB4KTC1027TRANSISTORHT200019R QB5KSA1220YTRANSISTORHT500006H QB6KSA1220YTRANSISTORHT500006H QB7KTC3875YRTFTRANSISTORHT300004C QB8IRFP240F.E.THT500031H QB9IRFP240F.E.THT500031H QB10IRFP240F.E.THT500031H QB11IRFP240F.E.THT500031H QM1KRC102SRTKPTRANSISTORHT300007C Q
26、M2KTC3875YRTFTRANSISTORHT300004C QM3KTC4373YRTFTRANSISTORHT300003C QM4DTB114ESTPTRANSISTORHT200003R QP1KTC3875YRTFTRANSISTORHT300004C QP2KTA1661YRTFTRANSISTORHT300002C QP3KTA1661YRTFTRANSISTORHT300002C QP4KTA1661YRTFTRANSISTORHT300002C QT1KRC102SRTKPTRANSISTORHT300007C D1MC2838DIODEHD301008C D1or KD
27、S184DIODEHD301008C D2MC2836DIODEHD301007C D2or KDS181DIODEHD301007C D3MC2838DIODEHD301008C D3or KDS184DIODEHD301008C D4MC2836DIODEHD301007C D4or KDS181DIODEHD301007C D5MC2838DIODEHD301008C D5or KDS184DIODEHD301008C D6MC2836DIODEHD301007C D6or KDS181DIODEHD301007C DA11N4148DIODEHD100005A DA31SR156-40
28、0DIODEHD301005C DA41SR156-400DIODEHD301005C DA51N4148DIODEHD100005A DA61N4148DIODEHD100005A DA71SR156-400DIODEHD301005C DA81SR156-400DIODEHD301005C DA91N4148DIODEHD100005A DB11N4148DIODEHD100005A DB31SR156-400DIODEHD301005C DB41SR156-400DIODEHD301005C DB51N4148DIODEHD100005A DB61N4148DIODEHD100005A
29、DB71SR156-400DIODEHD301005C DB81SR156-400DIODEHD301005C DB91N4148DIODEHD100005A DM11N4148DIODEHD100005A DP1URF1020CRECTFIAER DIODEHD500006H DP2P4KEDIODEHD100006A DP3FR104DIODEHD100003A DP4FMG32SRECTFIAER DIODEHD500010H DP5FMG32RRECTFIAER DIODEHD500009H DP61N4148DIODEHD100005A DP71N4148DIODEHD100005A
30、 DR11N4148DIODEHD100005A DR21N4148DIODEHD100005A DX1FR104DIODEHD100003A DX2FR104DIODEHD100003A DX3FR104DIODEHD100003A DX4FR104DIODEHD100003A LED1AHL500003HLED3PHI BLUE LED2AHL500003HLED3PHI BLUE LEDA2HL500003HLED3PHI BLUE LEDS1HL500010HLED3PHI G/R 2COLOR ZD11W15VZ DIODEHD104007A ZD21W15VZ DIODEHD104
31、007A ZDR11W43VZ DIODEHD104010A ZDR21W43VZ DIODEHD104010A C1HC202008RE CAPACITOR16V 220uF CA1HC202006RE CAPACITOR16V 47uF CA2HC300010CCHIP CAPACITOR2012 560P CA3HC202007RE CAPACITOR16V 100uF CA4HC300004CCHIP CAPACITOR2012 102 CA5HC300012CCHIP CAPACITOR2012 473 CA6HC202029RE CAPACITOR16V 470uF CA7HC30
32、0001CCHIP CERAMIC2012 68P CA8HC206015RMYLAR CAPACITOR 104J 100V (104) CA9HC300002CCHIP CAPACITOR2012 100P CB1HC202006RE CAPACITOR16V 47uF CB2HC300010CCHIP CAPACITOR2012 560P CB3HC202007RE CAPACITOR16V 100uF CB4HC300004CCHIP CAPACITOR2012 102 CB5HC300012CCHIP CAPACITOR2012 473 CB6HC202029RE CAPACITOR
33、16V 470uF CB7HC300001CCHIP CERAMIC2012 68P CB8HC206015RMYLAR CAPACITOR 104J 100V (104) CB9HC300002CCHIP CAPACITOR2012 100P CF1AHC202004RE CAPACITOR16V 10uF CF1BHC202004RE CAPACITOR16V 10uF CF2AHC202004RE CAPACITOR16V 10uF CF2BHC202004RE CAPACITOR16V 10uF CF3AHC300002CCHIP CAPACITOR2012 100P CF3BHC30
34、0002CCHIP CAPACITOR2012 100P CF4AHC300002CCHIP CAPACITOR2012 100P CF4BHC300002CCHIP CAPACITOR2012 100P CF5AHC202005RE CAPACITOR16V 22uF CF5BHC202005RE CAPACITOR16V 22uF CF6AHC202005RE CAPACITOR16V 22uF CF6BHC202005RE CAPACITOR16V 22uF CFS2HC202006RE CAPACITOR16V 47uF CFS3HC202006RE CAPACITOR16V 47uF
35、 CG1HC206015RMYLAR CAPACITOR 104J 100V (104) CG2HC200015RCERAMIC103 CG3HC200019RCERAMIC563 CG4HC200008RCERAMIC220P CG5HC200008RCERAMIC220P CH1HC300002CCHIP CAPACITOR2012 100P CH2HC300002CCHIP CAPACITOR2012 100P CH3HC300002CCHIP CAPACITOR2012 100P CH4HC300002CCHIP CAPACITOR2012 100P CHS4HC300007CCHIP
36、 CAPACITOR2012 104 CHS5HC300007CCHIP CAPACITOR2012 104 CK1HC305003CCHIP CAPACITOR3216 25V 1.5uF CK2HC202006RE CAPACITOR16V 47uF CK4HC206004RMYLAR CAPACITOR 472J100V (472) CK5HC206004RMYLAR CAPACITOR 472J100V (472) CK6HC300007CCHIP CAPACITOR2012 104 CM1HC202006RE CAPACITOR16V 47uF CM2HC202007RE CAPAC
37、ITOR16V 100uF CP1HC300007CCHIP CAPACITOR2012 104 CP2HC300014CCHIP CAPACITOR2012 224 CP3HC206015RMYLAR CAPACITOR 104J 100V (104) CP4HC202028RE CAPACITOR25V 220uF Symbol No.Part No.Part NameDescriptionLocal 3-5 CP5HC205011RMETAL CAPACITOR100nJ 100V (104) CP6HC300008CCHIP CAPACITOR2012 222 CP7HC300007C
38、CHIP CAPACITOR2012 104 CP8HC202024RE CAPACITOR35V 47uF CP9HC300014CCHIP CAPACITOR2012 224 CP13HC500004HE CAPACITOR35V 680uF CP14HC500004HE CAPACITOR35V 680uF CP15HC202029RE CAPACITOR16V 470uF CP16HC202029RE CAPACITOR16V 470uF CP17HC500018HE CAPACITOR16V 3300uF CP18HC500018HE CAPACITOR16V 3300uF CP19
39、HC500018HE CAPACITOR16V 3300uF CP20HC300014CCHIP CAPACITOR2012 224 CP21HC300008CCHIP CAPACITOR2012 222 CP22HC500023HE CAPACITOR50V 4700uF CP23HC500023HE CAPACITOR50V 4700uF CP24HC500023HE CAPACITOR50V 4700uF CP25HC500023HE CAPACITOR50V 4700uF CPX21HC300014CCHIP CAPACITOR2012 224 CU1HC300007CCHIP CAP
40、ACITOR2012 104 CU2HC300007CCHIP CAPACITOR2012 104 JA1HR300031CCHIP RESISTOR2012 0 JB1HR300031CCHIP RESISTOR2012 0 JS4HR300031CCHIP RESISTOR2012 0 R1HR300019CCHIP RESISTOR2012 4.7 K R1AHR300048CCHIP RESISTOR2012 560 RA2HR305008CCHIP RESISTOR3216 4.7 K RA3HR305017CCHIP RESISTOR3216 2.2 K RA4HR305014CC
41、HIP RESISTOR3216 620 RA5HR305016CCHIP RESISTOR3216 15 K1% RA6HR305018CCHIP RESISTOR3216 39 K RA7HR300019CCHIP RESISTOR2012 4.7 K RA8HR305011CCHIP RESISTOR3216 4.99 K1% RA9HR305011CCHIP RESISTOR3216 4.99 K1% RA10HR305011CCHIP RESISTOR3216 4.99 K1% RA11HR305013CCHIP RESISTOR3216 60.4 1% RA12HR305010CC
42、HIP RESISTOR3216 470 RA13HR305013CCHIP RESISTOR3216 60.4 1% RA14HR305021CCHIP RESISTOR3216 620 1% RA15HR107019AC.F RESISTOR1/8W 820 1% RA16HR107019AC.F RESISTOR1/8W 820 1% RA17HR305015CCHIP RESISTOR3216 12 K RA18HR300020CCHIP RESISTOR2012 47 K RA19HR300020CCHIP RESISTOR2012 47 K RA20HR108002AM.O RES
43、ISTOR1W 4.7 RA21HR103064AC.F RESISTOR1/4W 1.2 K1% RA22HR103013AC.F RESISTOR1/4W 100 1% RA23HR103013AC.F RESISTOR1/4W 100 1% RA24HR103013AC.F RESISTOR1/4W 100 1% RA25HR103013AC.F RESISTOR1/4W 100 1% RA26HR505001HM.P.R5W 0.1 (R-TYPE) RA27HR505001HM.P.R5W 0.1 (R-TYPE) RA28HR505001HM.P.R5W 0.1 (R-TYPE)
44、RA29HR505001HM.P.R5W 0.1 (R-TYPE) RA30HR300006CCHIP RESISTOR2012 100 K RA31HR300006CCHIP RESISTOR2012 100 K RA32HR300006CCHIP RESISTOR2012 100 K RA33HR300006CCHIP RESISTOR2012 100 K RA221HR103064AC.F RESISTOR1/4W 1.2 K1% RB1HR305019CCHIP RESISTOR3216 560 RB2HR305008CCHIP RESISTOR3216 4.7 K RB3HR3050
45、17CCHIP RESISTOR3216 2.2 K RB4HR305014CCHIP RESISTOR3216 620 RB5HR305016CCHIP RESISTOR3216 15 K1% RB6HR305018CCHIP RESISTOR3216 39 K RB7HR300019CCHIP RESISTOR2012 4.7 K RB8HR305011CCHIP RESISTOR3216 4.99 K1% RB9HR305011CCHIP RESISTOR3216 4.99 K1% RB10HR305011CCHIP RESISTOR3216 4.99 K1% RB11HR305013C
46、CHIP RESISTOR3216 60.4 1% RB12HR305010CCHIP RESISTOR3216 470 RB13HR305013CCHIP RESISTOR3216 60.4 1% RB14HR305021CCHIP RESISTOR3216 620 1% RB15HR107019AC.F RESISTOR1/8W 820 1% RB16HR107019AC.F RESISTOR1/8W 820 1% RB17HR305015CCHIP RESISTOR3216 12 K RB18HR300020CCHIP RESISTOR2012 47 K Symbol No.Part N
47、o.Part NameDescriptionLocal RB19HR300020CCHIP RESISTOR2012 47 K RB20HR108002AM.O RESISTOR1W 4.7 RB21HR103064AC.F RESISTOR1/4W 1.2 K1% RB22HR103013AC.F RESISTOR1/4W 100 1% RB23HR103013AC.F RESISTOR1/4W 100 1% RB24HR103013AC.F RESISTOR1/4W 100 1% RB25HR103013AC.F RESISTOR1/4W 100 1% RB26HR505001HM.P.R
48、5W 0.1 (R-TYPE) RB27HR505001HM.P.R5W 0.1 (R-TYPE) RB28HR505001HM.P.R5W 0.1 (R-TYPE) RB29HR505001HM.P.R5W 0.1 (R-TYPE) RB30HR300006CCHIP RESISTOR2012 100 K RB31HR300006CCHIP RESISTOR2012 100 K RB32HR300006CCHIP RESISTOR2012 100 K RB33HR300006CCHIP RESISTOR2012 100 K RB221HR103064AC.F RESISTOR1/4W 1.2
49、 K1% RE1HR300052CCHIP RESISTOR2012 1 K1% RE2HR300052CCHIP RESISTOR2012 1 K1% RF1AHR300012CCHIP RESISTOR2012 22 K RF1BHR300012CCHIP RESISTOR2012 22 K RF2AHR300012CCHIP RESISTOR2012 22 K RF2BHR300012CCHIP RESISTOR2012 22 K RF3AHR300012CCHIP RESISTOR2012 22 K RF3BHR300012CCHIP RESISTOR2012 22 K RF4AHR300012CCHIP RESISTOR2012 22 K RF4BHR300012CCHIP RESISTOR2012 22 K RF5AHR305017CCHIP RESISTOR3216 2.2 K RF5BHR305017CCHIP RESISTOR3216 2.2 K RF6AHR107064AC.F RESISTOR1/8W 100 K1% RF6BHR107064AC.F RESISTOR1/8W 100 K1% RF7AHR107064AC
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