Kenwood-KAC-819-Service-Manual 电路图 维修手册.pdf
《Kenwood-KAC-819-Service-Manual 电路图 维修手册.pdf》由会员分享,可在线阅读,更多相关《Kenwood-KAC-819-Service-Manual 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、KAC-819 2001-1 PRINTED IN JAPAN B51-7691-00 (4) 3376 POWER AMPLIFIER SERVICE MANUAL C Accessory (W01-1515-05) Heat sink (F01-1655-01) Screw set (N99-1587-05) RadioFans.CN 收音机爱 好者资料库 2 KAC-819 ADJUSTMENT CIRCUIT DESCRIPTION No.ITEMFIG. INPUT SETTINGS OUTPUT SETTINGS TUNER (RECEIVER) SETTINGS ALIGNMEN
2、T POINTS ALIGN FOR 1 IDEL CURRENT - Connect a DC voltmeter to CN3 Volume : 0 VR3 After sufficient aging adjust to 2mV Connect a cassette receiver or other receiver. D29 Q46 Q45 10u35 + R188 100K R158 7.5V to P-CON terminal power control from SP-P-CON 4.7K 3.3K D32Q38 A SP P-CON Switching Circuit Whe
3、n the SP output from the head unit is connected to SP IN, the power can be switched ON/OFF based on the DC voltage of the SP output. However, As certain haed unit models output DC permanently or generate a click during switching OFF, it is required to provide the capability of previous P-CON switchi
4、ng. A circuit which can perform the switching without using a switch is described below. This circuit performs switching by inhibiting the operation of the S-P-CON circuit when a voltage is applied to the P-CON pin. Circuit operation description When the head unit is connected to SP-IN, the DC compo
5、nent in the SP output turns Q38 ON through D32 and R158. When a voltage is applied to the P-CON pin under this condition, Q45 is turned ON via R188, positive feedback is applied by combination of Q45 and Q46, Q45 and Q46 are held at ON, so the voltage at point (A) is almost 0V and the SP-P-CON circu
6、it is not activated. This circuit holds the ON status while the DC voltage from SP is present. Therefore, in this condition, the P-CON circuit continues functioning. To cancel the functioning, the voltage at the SP-IN pin should go 0V. RadioFans.CN 收音机爱 好者资料库 BCADEFGHIJ 2 4 3 5 6 7 1 34 AUDIO UNIT (
7、X09-5360-10) PC BOARD (Component side view) Refer to the schematic diagram for the values of resistors and capacitors. AUDIO UNIT (X09-5360-10) PC BOARD (Foil side view) Refer to the schematic diagram for the values of resistors and capacitors. R119 R120 R117 R118 R142 R165 R164 R108 W14 W56 W41 W45
8、 W70 W5 W119 W47 W83 W116 W95 W88 W99 W96 W60 W87 W57 W67 W61 W103 W86 W114 W66 W65 W71 W117 W42 W113 W75 W115 W123 W104 W121 W105 W106 W125 W120 W124 W107 W108 W110 W109 W44 W50 W74 W52 W64 W27 W7 W6 W79 W39 W72 W81 W26 W40 W80 W63 W10 W31 W11 W12 W3 W1 W17 W28 W2 W94 W30 W49 W20 W13 W24 W122 W4 W5
9、5 W101 W36 W58 W37 W59 W98 W21 W91 W15 W92 W19 W22 W102 W33 W29 W84 W9 W77 W25 W93 W90 W38 W118 W51 W89 W53 W23 W8 W97 W112 W82 W100 W54 W48 W62 W85 W43 W18 W69 W46 W32 W78 W76 W34 W16 W73 W68 R19 TH1 VR2VR1 C51 C52 L2 W201 K1 TH2 VR3 R90 R92 R91 R89 C46 C56 C37 W202 R136 R138 R134 R139 R137 R135 C9
10、 C10 C8 C7 R6 R21 R1 R4R3 R5 R2 R23 R22 R24 R151 R153 R154 R152 R156 R155 C44 C45 R95 C42 R96 C43 C4 C3 C2 C1 R7 C5 R80 R9 R8 R81 R181 C21 C48 R82 C67 C68 C65 R115 R83 R27 R113 R111 C66 R116 R25 R13 R112 R114 R28 R10 R52 C19 R16 R51 R48 R43 R46 R44 C11 C24 R144 R141 R143 R140 C59 C57 C58 R133 C55 C4
11、7 C12 C6 R11 R167 R163 R184 R166 R87 R162 C71 C72C73 C64 C63 R110 C74 R107 R109 R174 R173 R168 R161 R172 R170 R171 C75 R12 C20 R41 R35 R36 R71 R45 C25 C23 R42 C18 C15 R37 R31 C17 C14 C16 R32 R131R132 C53C54 R159 R72 R77 R76 R62 R179 R183 R26 R79 R14 R185 R178 R186 R88 R180 R61 R86 C31 C76 R78 C38 R8
12、5 R84 C39 R15 R49 R50 R47 C22 R38 R40 R39 R34 R33 R29 C13 R30 R160 C40 R74 R70 R67 R68 R105 R69 C34 R103 C61 R106 R104 C62 C35 C36 R93 R75 R63 R182 R64 R65 R66 C33 C32 R73 L1 C70 C69 R158 R101 R102 R187 R175 R176 R177 R157 C78 C77 R224 R225 R194 R169 R20 R193 R228 R17 R18 R188 R227 C79 R226 R229 W35
13、 E B E B E B E B E B EB E B E B E B E B E B E B EB B E B E B E B E B E EB EBEB EB EB EB EB EB EB EB EB BE BE BE BE BE BE EBBE BE BEBE D S G S D G S D G S D G 18 916 8 17 814 5 41 18 X09 D/4 X09 C/4 X09 B/4 Q30 D23 OFF/15Hz/25Hz BASS BOOSTINFRASONIC X09-5360-10 A/4 Q14 Q13Q11Q12 Q36 Q34 Q35 Q33 D25 D
14、26 CN4 J3 J4 J5 Q6 S2S1 D100 J1 J2 D28 IC1 IC4 IC3 D31 D27 Q29 D29 Q38 Q37 D30 Q39 D12 Q41 Q19Q20 Q17Q18 D35 D36 D1 D3 D2 D4 Q31 Q32 D33 Q10 Q9 IC2 Q28 Q27 Q24 Q25 D8 D38 Q8 Q4 Q3 Q7 Q5 D6 D37 D19 D18 D17 D20 D16 D14 D13 D15 Q40 D34 D9 D11 Q15 D7 D10 Q16 Q22 D5 Q2 Q1 Q23 Q21 D24 D40 D32 Q26 CN3 E2 D
15、21 D22 CN1 E1 CN2 Q44 Q46 Q45 CN5 WH1 D101 E3 OFF/6dB/12dB (J74-1030-21) R3 R1 W74 W75 R12 R20 C46 C52 R194 E C51 L1 W123 S D G W202 W201 W118 R136 S R138 G D R134 S D G W122 R133 C55 W114 W115 W113 R159 TH2 R188 R153 R152 R154 E B W95 W89 E R158 R155 R156 R151 B W85 R193 R169 C56 W91 W94 C70 C69 W9
16、3 W90 R226 E W83 E B R227 B B E W78 C79 W77 W88 R228 C68 W105 W120 W124 R139 S D G R137 R135 W125 W121 W102 W109 W110 W107 W108 W106 R132R131 C54 W101 C53 R143 R114 R112 W100 R116 W119 R141 B E W103 W104 R157 R140 B E E B E B8 W112 W117 C59 C58R144 W116 9 C8 W99 BE R113 R111 R115 BE R117 C67 R119 E
17、B R118 R120 BE W35 1 C57 R142 16 C10 B B E E R179 R160 L2 W86 R170 R173 C75 W97 W92 E B EB R172 R174 E B B R176 W84 W82 C35 C34R18 R67 R62 R63 R68 E B C76 R183 W81 R181 R177 BE BE R180 E B C31 W79 C32 R61 R16 C11 R182 W98 C65 R171 C66 R175 R178 R229 R24 R22 R21 C7 C9 R23 W96 R2 W87 R186 R185 R184 C4
18、 W80 C2 R7 R4 R6 R5 R101 W15 W27 E W17 R103 R73 W7 R187 R164 W28 W34 R162 W40 W48 W46 R224 C44 R95 R225 C45 C78R96 C42 C77 K1 R109 B C63 E R108 W32 8 R107 C71 C72 R163 R161 R75 R72 W62 C43 W63 W66 W65 R17 W70 W69 W73 W76 W68 R79 R93 R74 BE W41 W30 W47 W45 R19 W33 B C48 R71 EB R81 EB R80 W29 W31 W16
19、E B R110 C64 C74 R168 R167 C73 R165 B R166 1 E TH1 R85 R87 W6 W8 R89 W5 BE W2 W3 W20 W25 W22 W13 B R90 E R51 C24 C25 W24 R83 W71 R10W53 R70 C33 W67 R64 R65 C37 R69 W54 W55 C36 E C39 B R29 R26 R66 R14 R15 W72 R11 R25 R13 R28 R8 C12 C47 W52 W51 W44 C38 EB C61 R105 C62 R106 EB E E B B R82 W36 W39 R78 W
20、49 W50 R27 C6 R9 R44 R52 R43 C21 41 W58 C5 C13 W64 W61 W59 W60 C1 R30 7 8 C15 R35 R34 C14 R36 C3 VR1 W57 R40 W56 R39 R32 R31 W37 14 W42 1 C19 R33 C18 R38 R41 R48 5 R45 8 C17 R37 C16 W43 R47 W38 VR2 R49 R50 R86 W1 R104 W21 VR3 C40 B R77 E R76 W11 W12 W10 W9 EB R92 R102 W14 R91 W23 W26 R84 W19 W18 R88
21、 BE R46 W4 R42 C20 C23 C22 X09 B/4 X09 C/4 J2 E2 CN4 Q36 D31 Q34 D28 Q35 Q38 J3 D30 Q37 J4 D29 D32 Q39 Q45 Q46 E1 J1 WH1 X09 D/4 D101 D40 Q33 D27 D25 IC3 D26 Q31 D33 Q30 Q32 Q29 Q18 Q17 Q19Q20 Q23 Q44 D34 D100 Q22 Q40 Q25 D21 D37 Q2 D24 Q26Q21 Q1 Q24 D36 D35 CN2 D22 D23 D38 CN1 CN5 E3 D7 D11 Q28 J5
22、Q27 D14 D13 D15 D17 D16 D20 D18 D19 IC4 Q5 D12 D6 Q7D9 Q8 Q41 X09-5360-10 A/4 (J74-1030-21) CN3 Q12Q11 Q3 D5 Q4 D10 Q15 Q16 Q9 D3 D4 Q10 IC2 IC1 D1 D2 S2 Q6 D8 Q13 Q14 S1 OFF/6dB/12dB BASS BOOSTINFRASONIC OFF/15Hz/25Hz Ref. No.Address 3D 2D 5E 2B 3C 3C 3C 3C 3C 2C 2C 2C 2C 2C 2C 2B 2D 2D 2C 2C 5D 5D
23、 5D 5D 4C 4D 4D 4D 4D 4C 2A 2A 6D 6E 6D 6D 6C 6B 6C 6B 4B 4B 4B 4C 2B 4C 4B 3B Q31 Q32 Q33 Q34 Q35 Q36 Q37 Q38 Q39 Q40 Q41 Q44 Q45 Q46 Q16 Q17 Q18 Q19 Q20 Q21 Q22 Q23 Q24 Q25 Q26 Q27 Q28 Q29 Q30 (X09-5360-10) IC1 IC2 IC3 IC4 Q1 Q2 Q3 Q4 Q5 Q6 Q7 Q8 Q9 Q10 Q11 Q12 Q13 Q14 Q15 Ref. No.Address 3G 2G 5F
24、 2I 3G 3G 3G 3G 3H 2G 2H 2H 2G 2G 2H 2H 2G 2F 2H 2H 5G 5F 5G 5F 4G 4G 4G 4G 4G 4G 2I 2I 6F 6F 6F 6F 6H 6I 6H 6I 4I 4I 4I 4G 2I 4H 4I 3H Q31 Q32 Q33 Q34 Q35 Q36 Q37 Q38 Q39 Q40 Q41 Q44 Q45 Q46 Q16 Q17 Q18 Q19 Q20 Q21 Q22 Q23 Q24 Q25 Q26 Q27 Q28 Q29 Q30 (X09-5360-10) IC1 IC2 IC3 IC4 Q1 Q2 Q3 Q4 Q5 Q6
- 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-KAC-819-Service-Manual 电路图 维修手册 Kenwood KAC 819 Service Manual 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


