Primare-A10-int-sch 维修电路原理图.pdf

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1、RadioFans.CN 收音机爱 好者资料库RadioFans.CN 收音机爱 好者资料库12345678ABCD87654321DCBATitleNumberRevisionSizeA3Date:13-Feb-2001Sheet of File:E:PRIMAREA10SCHEM1115-2.SCHDrawn By:Q1BC850Q2BC850R1R2R3R4R5R6R7G1DP2A3F4COM15COM210B9C8E7D6DISP1DUAL_DISPVCCSER14SRCLK11SRCLR10RCLK12E13O015O11O22O33O44O55O66O77Q79VCC16GND8U

2、174HC595VCCVCC7X470RSER14SRCLK11SRCLR10RCLK12E13O015O11O22O33O44O55O66O77Q79VCC16GND8U274HC595VCCVCC1234D1LIGHTR8 178R1234D2LIGHTR9178R1234D3LIGHTR10178R1234D4LIGHTR11178R1234D5LIGHTR12178RCDAUX1AUX2AUX3MONITORVOLUMEVCC2VOUT1GND3IR1R1510RR1610KVCCIR-RECEIVERC1100NC2100NPIN 1: CLOCK HC595PIN 2: LOAD

3、HC595PIN 3: SD HC595PIN 4: NCPIN 5: CLOCK POTMPIN 6: VCCPIN 7: GNDPIN 8: NCPIN 9: DATA POTMPIN 10: NCPIN 11: LOAD/SHIFT POTMPIN 12: NCPIN 13: NCPIN 14: NCDISPLAY EM1115-21BN1SER14SRCLK11SRCLR10RCLK12E13O015O11O22O33O44O55O66O77Q79VCC16GND8U374HC595VCCC3100ND8LEDR17750RSTANDBYX112.0MHzC422pC522pR18NC

4、VCC1234SW2B3F-40551234SW3B3F-40551234SW4B3F-4055D11 D12D10D91234SW5B3F-40551234SW6B3F-4055MONITORTAPE/AUX2TUNER/AUX1STANDBYB1COM2A3SW7ENCODE-EC161234567891011121314JP114 HEADERVCCVCC1234D6LIGHTR13178R1234D7LIGHTR14178RTUNERTAPECD/AUX3R211KR221KR231KVCCR241KR251KR261KVCCR271KR281KR291KR301KR311KR321K

5、VCCVCCR331KR341KVCCC6NCC810u 16VVOLUMEP0.01P0.120P0.219P0.318P0.417P0.516VDD15P0.614P0.713P1.72P1.63P1.5/RST4VSS5XTAL16XTAL27P1.4/INT18P1.3/INT09P1.210P1.0/TXD12P1.1/RXD11U487LPC764C7100NC910u 16V12345678ABCD87654321DCBATitleNumberRevisionSizeA2Date:13-Feb-2001Sheet of File:E:PRIMAREA10SCHEM1113A.SC

6、HDrawn By:Lline- CONFIDENTIAL -Switch circuitem1113b.SCHCWR10100KR5468kR562K2R68330RR7610KR69330RR801KR70330RR87330kR88330kR7710KR71330RC21100NC26100NC27100NR924.7R 2WZ318VQ142SC3420D2PMLL4148R601K8R9468RQ19BC846BQ20BC846BQ23BC846BQ33BC856B123Q392SK170GRQ412SC4793R98390RR10033kR12100KQ432SC4793C7347

7、0PQ452SA1837Q472SA1837R9568RR110220RR113100RR121100R TrimC75470NC76470NQ492SA1633Q512SC4278*fusible*Q24BC846BR10233kR13100KSTBY1C791N5RlineCWR17100KR5568kR632K2R72330RR7810KR73330RR811KR74330RR89330kR90330kR7910KR75330RC28100NC37100NQ152SC3420R641K8R9668RQ25BC846BQ26BC846BQ27BC846BQ34BC856BQ402SK170

8、GRQ422SC4793R99390RR10433kR26100KQ442SC4793C74470PQ462SA1837Q482SA1837R9768RR112220RR116100RR122100R TrimC77470NC78470NQ502SA1633Q522SC4278Q28BC846BR10633kR42100KSTBY2C801N5PINP1PINA10 MAIN BOARDEM1113-4BNR1238K2R1248k232184U2AOPA2134UA567U2BOPA2134UA+14V-14VQ29BC846BQ35BC856BR662K2Q30BC846BQ36BC856

9、BR672K2R1251KR1261K1/2Z618VNO11N028C12C27NC13NC26COIL4COIL5K1Relay power 8A/24V+35VREG-35VREG+35VREG-35VREGC44100ND33PMLL4148 (0 OHM)D34PMLL4148 (0 OHM)L2NCR127NCR128NCR129NCR130NCPINP2PINC45100NR934.7R 2WPINP3PINL3NCR131NCR138NCR139NCR140NCPINP4PIN32184U5A1458567U5B1458R141150KD6PMLL4148C821U/50VR1

10、421MR1431MR47120KR146680KD21PMLL4148Q31BC846BZ12V7R14956K+14VD23PMLL4148R1441MD24PMLL4148D26PMLL4148C833.3U/50VR49100KR15347KZ215VR15447KQ53BC846BQ55BC856BC8410U/50VD37BDY17DD38BDY17DR51100KQ54BC846B12TS1NCC8510000U/50VC8610000U/50V123456JP3HEADER 6C87220U/63VC88220U/63VVin3ADJ1Vout2REG6LM317TVin3AD

11、J1Vout2REG8LM337TR15515KR15615KR157560RR158560RC893.3U/50VC903.3U/50VC913.3U/50VC923.3U/50V+35VREG-35VREG+30V-30VC47 100NC48100NC49 100NC50100NS15NCS16NCS131ATS141ATC51100NC61100NC62100NC63100ND451N5402D461N5402D471N5402D481N5402+30V-30V+30V-30VR159 680kT2BC856BT1BC846R160100kR163100KSTBYT3BC846BT5B

12、C856BT6BC856BR165100KR166100K+30VSTBY1STBY2R167680RR168680R32674U6741C+14V-14VD11N5402D31N5402C43300U/6.3VR1NTC 7R12P6HEADER 2C53300U/6.3VR3 100RR40.22R 3WR50.22R 3WR60.22R 3WR70.22R 3W12JP1HEADER 212JP4HEADER 2LRJ1LRJ2456S1BSW DPDT123S1ASW DPDTR1147RR1447RR154K7R161K5R181K5R194K7PRE OUTMAIN INR2100

13、KD4BDY17DD5BDY17DD7BDY17DD8BDY17D32184U4AOPA2134A+14V-14V567U4BOPA2134R88K2R98K2R202K7R212K7R22100RR23100KC110U/16VC210UF/50VR250R (SENSOR) R27100KC347U/50VR28220RR29220R123456ABCD654321DCBATitleNumberRevisionSizeCDate:13-Feb-2001Sheet of File:E:PRIMAREA10SCHEM1113B.SCHDrawn By:Clock HC595Load HC595

14、SD HC595n.c.TAPE1 OUTn.c.REM_BUSn.c.DGND+5Vdign.c.STBYRlineLline1234567891011121314P514 HEADERR169100KC930.76U/100VC95100P32184U3AOPA2134UATUNERLRJ7R1712k2R1722k2TAPELRJ8R1732k2MR1742k2MCDLRJ9R1752k2R1762k2GND AC1OUT12GND13GND AC5GND AC6VSS27LOGIC GND8CLOCK9LOAD/SHIFT10DATA IN11DATA OUT12VDD113GND A

15、C14VDD215GND AC16OUT217VSS118GND219IN220IN14U7LM1972DATA PotmCLOCK Potmn.c.LOAD/SHIFT Potm+5VdigSER14SRCLK11SRCLR10RCLK12E13O015O11O22O33O44O55O66O77Q79VCC16GND8U974HC595TUNER_ONCD_ONTUNER_ONCD_ONAUX1_ON+5VDIGR183470RR1841K5Vin3ADJ1Vout2REG7LM317TR185470R 3W+30V+6.1Vreg-6.1Vreg-6.1VregA10 MAIN BOARD

16、EM1113-42/2BNC9710U/16V-14VR170100KC940.76U/100VC64100NC96100P567U3BOPA2134UA+14VAUX3LRJ10R1772k2R1782k2AUX3_ONAUX2_ONR187470R 3WC1071NR186220R 3W+30VR188220R 3WC108470NC110470NR189470RR1914K7R1924K7R190470RC9810U/16VC9910U/16VQ32 BC846BQ38 BC856BR19315KR19415KZ77V5Z87V5C111470NC113470N+6.1Vreg-6.1V

17、reg+14V-14V-30VC10010U/16VC10110U/16VX012X113Y02Y11Z05Z13INH6A11B10C9VEE7X14Y15Z4VCC16GND8U104053X012X113Y02Y11Z05Z13INH6A11B10C9VEE7X14Y15Z4VCC16GND8U134053X012X113Y02Y11Z05Z13INH6A11B10C9VEE7X14Y15Z4VCC16GND8U144053C10310U/16VC10410U/16VR1952K2R19633KR19733K+6.1Vreg-6.1Vreg+6.1Vreg-6.1Vreg+6.1Vreg

18、-6.1VregC65100NC66100NC68100NC114330PC116330PC117330PC70100NC71100NC118330PC120330PC72100NC12122U/35VAUX2LRJ11R1792k2R1802k2AUX2_ONX012X113Y02Y11Z05Z13INH6A11B10C9VEE7X14Y15Z4VCC16GND8U154053+6.1Vreg-6.1VregAUX1LRJ12R1812k2R1822k2AUX1_ONX012X113Y02Y11Z05Z13INH6A11B10C9VEE7X14Y15Z4VCC16GND8U164053+6.

19、1Vreg-6.1VregAUX3_ONMONITOR_ONNO11N028C12C27NC13NC26COIL4COIL5K3RELAY DPDT3T4BC846BR19847KMONITOR_ON+30VR199470RR200470RD49PMLL4148R20133KR20233K+14V-14VC122100NLRJ13R203100RR204100R32184U1AOPA2134UA567U1BOPA2134UAVin3ADJ1Vout2REG9LM317TVin3ADJ1Vout2REG10LM337TR24100R/3W IDLE CURRENT ADJUSTMENT 1: S

20、witch on the amplfier and leave unit on for at least 15min. 2: Connect a voltmeter to JP1 (JP4) and adjust potentiometer R121 (R122) to 18mV +/-1mV 3: After the power has been on for 30 min readjust R121 (R122) for 18mV +/-1mV TECHNICAL SPECIFICATIONS Sensitivity RCA 280mV Output power 2x50 W/8 ohm 2x 78 W/4 ohm Peak current +/- 10A Output impedance 0.1 ohm Frequency response 10HZ-80KHZ, -3db Signal to noise A-weighted 96 dB THD+noise 0.09% Standby 15 W DIMENSIONS (WXDXH) 430X275X75 MM Weight 9Kg