BKComponents-AV125-pwr-sch维修电路原理图.pdf

AV125.7-AV125.5AV125.7-AV125.5SERVICE MANUALB&K COMPONENTS, LTD.2100 Old Union RoadBuffalo, New York 14227-2725U.S.A.RadioFans.CN 收音机爱 好者资料库6FKHPDWLFV6FKHPDWLFVB&K COMPONENTS, LTD.2100 Old Union RoadBuffalo, New York 14227-2725U.S.A.RadioFans.CN 收音机爱 好者资料库123456ABCD654321DCBATitleNumberRevisionSizeBDate:14-Aug-2002Sheet of File:C:B&k_Data7125_Amp_Bd13315b00.ddb Drawn By:C4120pFC6.12uF+C810uF 25V+C1310uF 25V+C14100uF 25V+C3100uF 25VV+R1610KD11N4751R17100KR12221Q32N5087 MQ22N5087 MQ92N5210Q102N5210R14133R13221Q12N5416R1147.5P1500Q122N5210 MQ112N5210 MR271.5K12345CON1R22221R23221R710KR9475Q52N5210R21221Q72N5210Q42N5210Q62N5210Q82N3440R2947.5P2500R242.26KR252.26KR2633.2KR1947.5KR18221KV-R1547.5KR2033.2KR23.01KR13.01KRP1.47 5WRP4.47 5WR41.5KRP5.47 5WRP2.47 5WD21N4148R30OPENR28100KD31N965BR3110KQ132N5401D41N4751R81KR51.5K7125 Amp Channels 1-22 3SBS/ESMBR101MQP12SJ162QP22SJ162QN12SK1058QN22SK1058W2V+W4V-W1OUT AW5GNDW3CTRLC2.12uF+C9100uF 100VC1.12uF+C11100uF 100VR33.01KR61.5KRP3.47 5WQN32SK1058RP6.47 5WQP32SJ16213315b01.schGNDACH2+CH2-R32JumperCH1+CH1-GNDAW6PRE+W7PRE-PRE-PRE+PRE+PRE-CH2-CH2+C7.12uFC5.12uF123456ABCD654321DCBATitleNumberRevisionSizeBDate:14-Aug-2002Sheet of File:C:B&k_Data7125_Amp_Bd13315b00.ddb Drawn By:C4_1120pFC6_1.12uF+C8_110uF 25V+C13_110uF 25V+C14_1100uF 25V+C3_1100uF 25VV+_2R16_110KD1_11N4751R17_1100KR12_1221Q3_12N5087 MQ2_12N5087 MQ9_12N5210Q10_12N5210R14_1133R13_1221Q1_12N5416R11_147.5P1_1500Q12_12N5210 MQ11_12N5210 MR27_11.5KR22_1221R23_1221R7_110KR9_1475Q5_12N5210R21_1221Q7_12N5210Q4_12N5210Q6_12N5210Q8_12N3440R29_147.5P2_1500R24_12.26KR25_12.26KR26_133.2KR19_147.5KR18_1221KV-_2R15_147.5KR20_1 33.2KR2_13.01KR1_13.01KRP1_1.47 5WRP4_1.47 5WR4_11.5KRP5_1.47 5WRP2_1.47 5WD2_11N4148R30_1OPENR28_1100KD3_11N965BR31_110KQ13_12N5401D4_11N4751R8_11KR5_11.5K7125 Amp Channels 3-43 3SBS/ESMBR10_11MQP1_12SJ162QP2_12SJ162QN1_12SK1058QN2_12SK1058W1_1OUT BW5_1GND_2C2_1.12uF+C9_1100uF 100VC1_1.12uF+C11_1100uF 100VR3_13.01KR6_11.5KRP3_1.47 5WQN3_12SK1058RP6_1.47 5WQP3_12SJ16213315b02.schGNDACH2+W2_1V+_2W3_1CRTL_2W4_1V-_2CH2-R32_1JumperCH2+CH2-PRE+PRE-PRE+PRE-GNDA123456ABCD654321DCBATitleNumberRevisionSizeBDate:17-Jul-2002Sheet of File:C:B&k_Data7125_power_supply13316-00.ddbDrawn By:R10133BR1BR2CON5AC_INCON4AC_INV-1V+1V-+C215KuF 75V+C115KuF 75VR933.2KD111N4148D101N4148D81N4148D61N4148D51N4148R810KQ42N5551Q2TIP32CQ3TIP31CR65.62R72.2K 5WD91N965BD31N4002D11N4002D71N4002+C415KuF 75VR310KR51KD21N4148D41N965BC5.033uFQ12N555112345CON37125 POWER SUPPLY13316-00-11SBS/ESMW1GND-W4GND+W7V+W13V-W8V+W14V-W9V+W15V-W10V+W16V-AONAONAONAONW19AONW20AONW21AONW22AONAONW25GNDCTRL-OUTCTRL-INW26LED+W27GNDFor Bypass Only-GND-GND+AC_BLUEAC_YELLOWDEFEATV+C315KuF 75VR4JUMPERW2V+V+W3V+V+1W5V-V-W6V-V-1CON6NCCON7NCR2910 3WR1910 3WJ1W28V+W30V-W31V+W33V-W34V+W36V-W37V+W39V-AONAONAONAONW29AONW32AONW35AONW38AONW46V+V+W47V+V+1W48V-V-W49V-V-1W52GND-W53GND-W50GND+W51GND+R11910 3WF1FUSEF2FUSEF3FUSEF7FUSEF8FUSEF9FUSEF10FUSEF11FUSEF16FUSEF15FUSEF14FUSEF13FUSEF12FUSEF6FUSEF5FUSEF4FUSEV+V+1V-V-11234ABCD4321DCBATitleNumberRevisionSizeADate:17-Jul-2002Sheet of File:C:B&k_Data7125_RCA_Board13333a00.ddbDrawn By:RCA6RCA5RCA4RCA3RCA2RCA1GND13333a007270/7125 INPUT RCA BOARDREV ASBSRCA7RCA812345678CON112345678CON212345678910111213141516171819202122232425262728293031323334353637383940JP11234ABCD4321DCBATitleNumberRevisionSizeADate:17-Jul-2002Sheet of File:C:B&k_Data7125_Balance13321-01.ddbDrawn By:12345678910111213141516171819202122232425262728293031323334353637383940JP1HEADER 2X20CH1+SW1SW-DPDTCH1-CH2-CH1_BAL-213FCON6Channel_5213FCON14Channel_8213FCON8Channel_6213FCON13Channel_7CH5_BAL-CH5+CH7_BAL-CH7+CH8+CH8_BAL-CH6+213FCON1Channel_1213FCON7Channel_4213FCON2Channel_2213FCON5Channel_3CH1_BAL-CH1+CH3_BAL-CH3+CH4+CH4_BAL-CH2+CH2_BAL-CH6_BAL-R12.26KR93.01KCH2_BAL-R22.26KR103.01KSW2SW-DPDTCH3-CH4-CH3_BAL-R32.26KR113.01KCH4_BAL-R42.26KR123.01KSW3SW-DPDTCH5-CH6-CH5_BAL-R52.26KR133.01KCH6_BAL-R62.26KR143.01KSW4SW-DPDTCH7-CH8-CH7_BAL-R72.26KR153.01KCH8_BAL-R82.26KR163.01KCH2+CH3+CH4+CH5+CH6+CH7+CH8+12345CON4CH512345CON16CH812345CON12CH712345CON3CH112345CON9CH212345CON10CH312345CON15CH412345CON11CH6CH1-CH1+CH2-CH2+CH3-CH3+CH4-CH4+CH5-CH5+CH6-CH6+CH7-CH7+CH8-CH8+W1STAR_GND7125-7270 Balance Board13321-00Rev -1 of 1SBS1234ABCD4321DCBATitleNumberRevisionSizeADate:17-Jul-2002Sheet of File:C:B&k_DataCtrl_IO13428-00.ddbDrawn By:BTCON212345CON1Control I/O BoardCONTROL I/O BOARD non-push button13428-00REV -SBSW1CtrlW2GNDR1JumperR3JumperR2Jumper