Kenwood-RXDV828-cs-sm 电路图 维修手册.pdf
《Kenwood-RXDV828-cs-sm 电路图 维修手册.pdf》由会员分享,可在线阅读,更多相关《Kenwood-RXDV828-cs-sm 电路图 维修手册.pdf(50页珍藏版)》请在收音机爱好者资料库上搜索。
1、MINI HiFi COMPONENT SYSTEM RXD-V525/V626/V727/V828 SERVICE MANUAL (XD-V525V828) * 1999-8/B51-5567-00 (K/K) 406 70% In compliance with Federal Regulations, following are repro- ductions of labels on, or inside the product relating to laser product safety. *Refer to page 2 if you want to know system c
2、onfiguration. Refer to the RXD-652 service manual (B51-5517-00) for DISASSEMBLY FOR REPAIR. KENWOOD-Crop. certifies this equipment conforms to DHHS Regulations No. 21 DFR 1040. 10, Chapter 1, Subchapter J. DANGER : Laser radiation when open and interlock defeated. AVOID DIRECT EXPOSURE TO BEAM PHONE
3、S 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 PBCKEY CONTECHO EX.BASS SELECT ENTER INPUT DISPLAY /DEMO MIC VOL MIN.MAX. MIC BACK BAND TUNING MODE 1 The value shown in ( ) is the vo
4、ltage measured at the moment of STOP. CAUTION: For continued safety, replace safety critical components only with manufacturers recommended parts (refer to parts list). indicates safety critical components. For continued protection against risk of fire, replace only with same type and rating fuse(s)
5、. To 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 returned to the customer. BNBPBRBTBVBOBQBSBUBW 2 1 3 5 7 4 6 H.P Rch1 POW. GND +B 21 -B 3 R9R5 SELF CHECK +
6、12 SENS +12V 47K1K R16 12K R121 H.P Lch2 SP RELY PROTECT 3 44 3 55 6 AMUTE ATT 7 8 +12V9+12V R123 100 R122 5.6K +B C82 0.01 + C81 10u16 +12V C83 10u16 R127 1K +B R128 100 1/4W R132 330 2W R131 330 2W +B 1/4W1/4W 10K + R126 R124 10K R125 10K Q43 C16 7P R32 R34 13K R38 R36 6.8K 1/4W 13K 3.3K 47K C30 4
7、7u50 + R40 1.2K +12V Rch10 R2 2.7K R4 1.2K R6 2.2K + 1u50 C2 R12 100K R10 2.2K C4 47P 47K R14 S.GND11 2.2K2.2K R11 100K 47K R13 C3 47P BBB C26 47P R24R30 330P C10 R20 3K R18 3K 100P R28 240 + 4.7u35680 W54 C11 100P 680 C12 330P C9 R17 3K R19 3K 4.7u35 C14R26R25C13 R27 240 + Q11,12 Q5-8 R15 12K Lch12
8、 1.2K R3 2.7K R1 Q1,2 +12V + Q3,4 1u50 C1 C25 47P 7P R23 47K R29 1K C15 W53 47u50 47K C29 + 1.2K R39 Q9,10 13K 1/4W R37 3.3K R31 13K 1/4W 6.8K 1/4W R33R35 12K R87 15K 0.22 R72 10 1/4W +B+B B +B 22 1/4W +B R42 R46 B 2W 0.22 Q14,16 R48 2W 0.22 0.022 R60 3.3K C34 1.3K R58 1.6K 0.01 C36 R103 2.2K 3 +B +
9、B R102 1000P 47K C66 +B R101 K1 B R44 22 1/4W +B B B R62 3.3K 0.22 C42 0.22 C72 1/4W R112 150 + B +B Q19,20 0.22 4700P 100u10 4 C51 5 +B R64 4.7K C62 + R86 24K R82 39K COUNTRYABB. ON 4 3 2 GND3 4 MATRIX DET 2Rch R130 1K OFF 11Lch MALAYSIA GENERAL MARKET I 0-23 M YES P1 R91 12K C61 4700P DESTINATION
10、UNIT No.CB 2W R45 0.22 R43 1/4W 22 +B R47 2W 0.22 R71 10 1/4W C41 C35 R61 3.3K R57 1.6K 0.01 1/4W Q13,15 R41 22 +B C33 1.3K 0.022 R59 3.3K R83 10K R84 Q21 Q22 15K R81 39K C63 220P 620 R93 4.7K R63 R92 PRE OUT WOOFER SUPER SHANGHAI GENERAL MARKET MALAYSIA V 30-24 I MNO DESTINATION COUNTRY UNIT No. AB
11、B. CB 12 YES 1.2K 2W 1K 2W 47u63 MTZJ20(B) or HZS20N(B2) MTZJ16(B) or HZS16N(B2) 2SD2493A2SB1624A D11, R101 R121C72D3,4D7,8Q13,14Q15,16 2W 1K 2W 680 47u50 HZS18N(B2) MTZJ18(B) or R101 R121C72D3,4 2SD2493NO HZS13N(B2) MTZJ13(B) or RD18ES(B2) orRD13ES(B2) or 2SB1624 Q13,14 D11, 12 D7,8Q15,16 92-10 R49
12、R50 R55 R56 C43C44 R85 1K B +B CN2 2/8 -E6 X13-A/2 +12V AVR D30 Q41 Q42 D33 Q43 D32 FIRST OFF Q12 D2D4 Q2Q4 Q1Q3 Q6 Q8 Q10 D8 TEMPERATURE D7 COMPENSATING DRIVER AMPLIFIER DIFFERENTIAL CN1 ATT -10dB MUTING Q11 Q9 Q5Q7 AMPLIFICATION D3 VOLTAGE D1 MTZJ13(B) or RELAY SPEAKER Q16 D12 LIMITER /CURRENT Q14
13、 POWER AMP CURRENT PROTECTION Q18 D16 Q31 D31 RELAY ON/OFF SWITCH SPEAKER D6 C Q20 D14 D5 D26 D25 CURRENT LIMITER D21 Q23 SPEAKERS SURROUND SURROUND SW Rch E2WH1E1 S1 Lch J4 Rch 2 SPEAKERS FRONT Lch 1 J2 D32: HZS10N(B2) or RD10ES(B2) MTZJ10(B) or HZS13N(B2) or RD13ES(B2) RXD-V626 (X07-3030-23) D15D1
14、1 Q15 AMP POWER Q19 B D13 Q13 /CURRENT Q17 LIMITER CURRENT PROTECTION PROTECTION D10 Q21 Q22 PROTECTION VOLTAGE 2SC4137F50(V,W) 2SA954(L,K):Q42 J3 :D21 D30: D7,8 D3,4 : : MTZJ5.1(B) or :D11,121SS244 HZS5.1N(B2) or RD5.1ES(B2) D1,2,5,6,10,13-16,25,26,31,33 : 1SS133 or HSS104A 2SC1845(F,E) Q41 Q15,16
15、: : Q13,14 Q11,12 : : 2SC3940A(R,S) Q9,10,17,18,22,23,31,43 Q5-8,19-21: : Q3,4: 2SA992(F,E) 2SD2144S(U,V) RXD-V525 (X07-30XX-XX) Q1,2: 2SC2878(B) -WH4 X00-A/3 6/8 GND LINE SIGNAL LINE B LINE B LINE -1.1V MUTE ON: 0.6V OFF: -1.3V 31.0V -0.5V 1.1V +2.2V 0.6V 2.4V 0.6V +2.8V 12.4V 0V -49.0V 0V +3.0V -1
16、.1V -2.2V -1.2V -2.8V -48.2V 0V 0V 0.6V -0.5V 1.1V 0V 50.5V 0V 50.5V -0.6V 0V J POWER AMPLIFIER UNIT (X07-303X-XX) (A/2) : RXD-V525(M,I,V)/V626(M,I) MATRIX SURROUND UNIT (X07- ) (B/2) RXD-V525/V626 (4/8) O MODEL RXD-V525 RXD-V626 A AA B A A B B B A A B B 42.0V-42.1V 48.9V-48.9V A A RXD-V525/V626/V72
17、7/V828 Y39-3270-21 CAUTION: For continued safety, replace safety critical components only with man- ufacturers recommended parts (refer to parts list).indicates safety critical com- ponents. For continued protection against risk of fire, replace only with same type and rating fuse(s). To reduce the
18、risk of electric shock, leakage-current or resis- tance measurements shall be carried out (exposed parts are acceptably insulated from the supply circuit) before the appliance is returned to the customer. The DC voltage is an actual reading measured with a high impedance type voltmeter with no signa
19、l input. The mea- surement value may vary depending on the measuring instruments used or on the product. BXBYCACCCECGBZCBCDCF 2 1 3 5 7 4 6 +VL -ZD +ZD -VH -VL +VH GND 1 2 3+YOUT 6 4 5 7 8 +V(PRE) -V(PRE) -V -VOUT SUB GND +V 10 9 11 15 13 12 14 16 17 L OUT NC R OUT 18 19 R IN R NF 20 21 22 MUTE L NF
20、 L IN 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 HP R HP L F RELAY PROTECTION SELFCHECK -12V MUTE ATT +12V RCH IN A.GND Lch IN SR LIMIT SW L/C SW R/S 1 2 3 4 5 -BH +BH GND -BL +BL 23NC 4 3 2 +YOUT +VH1 GND +VL 9 8 7 5 6 +ZD -ZD -VL -VOUT -VH 17 16 14 12 13 15 11 10 SUB GND +V -V NC S OUT C OUT -V(PRE) +V(P
21、RE) 3 2 4 1 6 5 8 7 Q25-27 +12V C106 0.082 10K R40 47u10 C84 + 100K R127 10K R126 10K R42 6.2K R38 R34 47K C85 4.7u35 + R168 470K 100 R156 18K R152 0.15 C104 18K R154 W58 18K R153 R151 18K C103 0.15 R167 470K C105 0.082 R155 100 W37 10u50 C109 + 10u50 C110 + C97 + 4.7u50 + C98 4.7u50 10u50 C100 + 10
22、u16 C99 100K R11 100K R12 R1 3.3K 2.2K R5 R3 1.5K 2.2K R9 2.2K R10 R4 1.5K 3.3K R2 2.2K R6 R15 3.3K 2.2K R19 R17 1.5K 100K R25 2.2K R20 R18 1.5K 3.3K R16 100K R26 2.2K R24 2.2K R23 4.7u50 C1 + 4.7u50 C2 + C5 + C6 + R13 56K56K R14 56K R27R28 56K 10P10P47P C7 47P C8 Q1,2,5,6Q3,4,7,8 W6 C16 + 820 820 C
23、15 + R36 3.3K 56K R47 10P C17 10P C18 56K R48 220P C67 3K 3K R53 2.7K2.7K R54 R50 0.1 2W R116 R108 2.2 1/4W 10K R115 R107 2.2 1/4W 3.9K 1W R94 R104 18K 3.9K 1W R92 10u100 C55 + 10u100 C56 + 0.1 2W R49 4700P C57 4700P C58 10u100 C77 + 1/4W 22u100 + 220P C68 R121 33K 47u50 C59 + 47u50 C60 + W88 +BH BH
24、 BL +BL BH BL BL +BL BH +BH +BH +BH+BH +BL BL +BH BH BL +BL BHBH BH BH BH +BH+BH +BH BH +BH +BH+BH+BH BH +BH+BH +VH +VL VL VH V +V +V V W7 +BH 47u50 C65 + +BL V W104W5 W81 Q9,10 +BH 10u100 C61 + 10u100 C62 + R144 100 1W 100 1W R143 +VL VH VL 3.9K R124 R125 3.9K C66 47u50 + 1W 1W +BL +BH W87 W45 +V V
- 配套讲稿:
如PPT文件的首页显示word图标,表示该PPT已包含配套word讲稿。双击word图标可打开word文档。
- 特殊限制:
部分文档作品中含有的国旗、国徽等图片,仅作为作品整体效果示例展示,禁止商用。设计者仅对作品中独创性部分享有著作权。
- 关 键 词:
- Kenwood-RXDV828-cs-sm 电路图 维修手册 Kenwood RXDV828 cs sm 维修 手册
收音机爱好者资料库所有资源均是用户自行上传分享,仅供网友学习交流,未经上传用户书面授权,请勿作他用。



Marshall-9100-62-02-Schematic电路原理图.pdf


