Alto_APM80.1000,_APM80.1500_Powered_Mixer_Service_Manual电路图.pdf
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1、MODEL: APM80.1000/APM80.1500 RadioFans.CN 收音机爱 好者资料库 CONTENT 1. INTRODUCTION.1 2. TECHNICAL SPECIFICATION.3 3. BLOCK DIAGRAM.5 4. SCHEMATIC DIAGRAM.6 5. WIRING DIAGRAM13 6. PCB LAYOUT.14 7. TEST PROCEDURE.21 8. EXPLODED VIEW adjust the potentiometers to the 0 position. The PAD switch is springing, t
2、he DSP turns off and the phantom power turns on. 1. Phantom Power Test Use UV-meter to test the MIC sockets pin 1 and pin 2 of each channel from CH1 to CH9/10 respectively. The voltage between pin1 and pin3 is 48V+/-3V .Turn down the 48V switch after finished testing. 2. Signal Input and Output Test
3、 a). The AP setting is as follows: b). The Range Test of Each Output Channel: Input -40dBu, 1 kHz signal to MIC socket of CH1, the output range level of each output channel is as follows: AUX2 OUT: 6dBu (3dBu) THD+N : 0.3% MONITOR OUT: -5dBu (3dBu) THD+N0.3% MAIN OUT LEFT: 0dBu (3dBu) THD+N : 0.3% M
4、AIN OUT RIGHT: 0dBu (3dBu) THD+N : 0.3% HEAD PHONE OUT: 4dBu (3dBu) THD+N : 0.3% TAPE LEFT OUT: -3dBu (3dBu) THD+N : 0.3%. TAPE RIGHT OUT: -4dBu (3dBu) THD+N : 0.3%. c). The Input Sensitivity Test of Each Channel Thereinafter is the corresponding input sensitivity of each input channel when the MAIN
5、 7. TEST PROCEDURE - 21 - OUT is equal to 0dBu and THD+N : 60V. (Amplitude value) APM80.1500: 68V. (Amplitude value) 2. AMPLIFIER MODE is the MAIN+ MONITOR status, the outputs of the amplifier are: APM80.1000: 60V. (Amplitude value) APM80.1500: 68V. (Amplitude value) 3. AMPLIFIER MODE is in the brid
6、ge status, at that time, the load is 8 ohms. APM80.1000: 108V. (Amplitude value) APM80.1500: 128V. (Amplitude value) 9. Signal Noise Test: a). Turn all the LEVEL GAIN to the minimum, and turn the GAIN of the MAIN and MONITOR knobs to the maximum, at this point, the curve of the amplifier output (LEF
7、T, RIGHT) is as follows: - 25 - The signal noise is requested to be lower than -40dBu. b). Alter AP input to the MAIN LEFT and RIGHT outputs of the MIXER, the curve is as follows: - 26 - The signal noise is requested to be lower than -65dBu. 10. Listening Test a). Adjust AC voltage, make AC input is
8、 equal to 230V; the power supply switch indicates the 230V position. Connect to the high quality cabinets, connect the signal of the DVD player to the input of each channel, adjust the LEVEL MAIN and MONITOR LEVEL to the appropriate volume, operate the switch and knob of each channel respectively (f
9、rom minimum to maximum).During the operation, there should be not occurred big sonic boom, and also doesnt have the noise of turning the potentiometers, the noise of the listening amplifier output and MAIN output can not bigger than the sample. Turn on the PHANTOM power (Note: Before turning on the
10、PHANTOM power, you should turn the MAIN LEVEL and MONITOR LEVEL to the minimum), the noise of the listening amplifier output and MAIN output can not become bigger (refer to the sample). b). Adjust the AC voltage, make the AC output is equal to 115V, the power switch indicates the 115V position, acco
11、rding to the above method to do the Listening Test. - 27 - 8. EXPLODED VIEW30F-C R1-1,R1-2,R1-3,R1-4,R1-5,R1-6,R1-7,R20,R2-1,R2-2,R2-3,R2-4, R2-5,R2-6,R2-7,R27,R3-1,R3-2,R3-3,R3-4,R3-5,R3-6,R3-7,R4-1,R4-2, R4-3,R4-4,R4-5,R4-6,R4-7,R5-1,R5-2 370 RC00360potentiometer B50K? RD12L12CA23A- 50K3BT*2(SAS1)
12、;30F-C R13,R38,R7-1,R7-2,R7-3,R7-4,R7-5,R7-6,R7-7,R8-1,R8-2,R8-3,R8-4, R8-5,R8-6,R8-7 371 RA00119fixed resistor 1/2W220? M typeR35,R42 372 RA00324fixed resistor 1/8W22? M typeR92,R93 373 RA00955metal-oxide-film resistor 5W82? P typeR108 - 39 - NO.Part No.DescriptionSpecificationRemark 374 RA00139fix
13、ed resistor 1/2W3.9K? M typeR111 375 HI00317rotary switchRE2001-40E2-155F-4BSW1,SW2 376 HI00238push-button switch-RS2 6P PS-92 26A(NON-LOCK)S1 377 HI00236push-button switch-RS2 6P PS-92 26A(SELF-LOCK)S2,S3,S1-1,S2-1,S3-1,S4-1, S5-1,S6-1,S7-1,S8-1 378 SD00032integrated circuitLM317T(TO220)/(ST)U8,U12
14、,U19 379 SD00033integrated circuitLM337SP(1.5A)(TO220)/(ST)U18 380 NI00863plastic washerTO220B 381 ME00015color nut3m/m 382 MF00037washer?3.2*?5.5*1t 383 MG00166screwM3*10 384 MG00243copper pillarM3*5*0.5PH 385 MG00326screw3*4 386 MI02137heat simk-RS-ACTPBM-8_V1.2 387 MJ00055AL plate2*2000*1000 10.8
15、8kg 388 HK00756PC boardP-PBM8_CTRL-SMD 389 HB01097PCBPBM8-CTRL_VER051124. 390 CI00146SMD ceramic capacitor 0805 0.22uF/50V X7R 10% CF1-1,CF1-2,CF2-1,CF2-2, CF10-1,CF10-2,CF10-3,CF10-4, CF11-1,CF11-2,CF11-3,CF11-4 391 CI00098SMD ceramic capacitor 0805 0.033uF/50V X7R 10% CF3-1,CF3-2,CF4-1,CF4-2,CF12-
16、1,CF12-2,CF12-3,CF12-4, CF13-1,CF13-2,CF13-3,CF13-4 392 CI00112SMD ceramic capacitor 0805 0.01uF/50V X7R 10% CF5-1,CF5-2,CF6-1,CF6-2,CF14-1,CF14-2,CF14-3, CF14-4, CF15-1,CF15-2, CF15-3,CF15-4 393 CI00021SMD ceramic capacitor 0805 0.001uF/50V NPO 5% C1-3,C2-3,C3-3,C4-3,C5-3,C6-3,CF7-1,CF7-2,C7-3,CF8-
17、1,CF8-2, C8-3,CF9-1,CF9-2,CF16-1,CF16-2,CF16-3,CF16-4,CF17-1, CF17-2,CF17-3,CF17-4,CF18-1,CF18-2,CF18-3,CF18-4,C7-13,C8-13 394 CI00007SMD ceramic capacitor 0805 22PF/50V NPOC2,C3,C5,C6,C7,C9,C11,C12, C14,C16,C18,C20,C22,C24,C26, 395 CI00013SMD ceramic capacitor 0805 56PF/50V NPOC1-1,C2-1,C3-1,C4-1,C
18、5-1,C6-1 396 CI00024SMD ceramic capacitor 0805 0.0022uF/50V X7R 10%C1-2,C2-2,C3-2,C4-2,C5-2,C6-2,C7-2,C8-2,C7-12,C8-12 397 CI00016SMD ceramic capacitor 0805 100PF/50V NPOC1-4,C2-4,C3-4,C4-4,C5-4,C6-4,C7-4,C8-4,C7-14,C8-14 398 CI00026SMD ceramic capacitor 0805 0.0033uF/50V X7R 10%C1-5,C2-5,C3-5,C4-5,
19、C5-5,C6-5,C7-5,C8-5,C7-15,C8-15 399 CI00133SMD ceramic capacitor 0805 0.047uF/-50V X7R 10?C1-6,C2-6,C3-6,C4-6,C5-6,C6-6,C7-6,C8-6,C7-16,C8-16 400 CI00001SMD ceramic capacitor 0805 10PF/50V NPO C1-8,C1-9,C23,C25,C27,C2-8,C2-9,C29,C31,C33,C3-8,C3-9,C4-8, C4-9,C5-8,C5-9,C6-8,C6-9,C7-8,C7-9,C8-8,C8-9,C7
20、-18,C7-19,C8-18, C8-19 401 CI00018SMD ceramic capacitor 0805 220PF/50V NPO 5%C28,C32 402 CI00100SMD ceramic capacitor 0805 0.1uF/50V X7R 10% C45,C46,C54,C58,C60,C61,C62,C63,C64,C65,C66,C67,C68,C1-11, C1-12,C1-13,C1-14,C2-11,C2-12,C2-13,C2-14,C3-11,C3-12,C3-13, C3-14,C4-11,C4-12,C4-13,C4-14,C5-11,C5-
21、12,C5-13,C5-14,C6-11, C6-12,C6-13,C6-14,C7-21,C7-22,C7-23,C7-24,C8-21,C8-22,C8-23 ,C8-24,C69,C50,C56 404 RD00028SMD fixed resistor 1/8W5.6K? 5% 0805 RF1-2,R33,R49,R54,R57,R62,R65,R70,RF7-2,RF10-2,RF10-9, R1-21,RF16-2,RF16-9,R2-21,R3-21,R4-21,R5-21,R6-21,R7-21,R7-44, R8-21,R8-44 405 RD00036SMD fixed
22、resistor 1/8W18K? 5% 0805 RF1-5,RF2-5,RF3-5,RF4-5,RF5-5,RF6-1,RF6-3,RF6-4,RF6-5, RF7-5,RF8-5,RF9-5,RF10-5,RF11-5,RF12-5,RF13-5,RF14-5,RF15- 1,RF15-3,RF15-4,RF15-5,RF15-8,RF16-5,RF17-5,RF18-5,RF10- 12,RF11-12,RF12-12,RF13-12,RF14-12,RF15-10,RF15-11,RF15- 12,RF16-12,RF17-12,FR18-12 406 RD00019SMD fixe
23、d resistor 1/8W1.2K? 5% 0805RF2-2,RF11-2,RF11-9 407 RD00046SMD fixed resistor 1/8W56K? 5% 0805 R14,R16,R21,RF3-1,RF3-3,RF3-4,RF8-1,RF8-3,RF8-4,RF12-1, RF12-3,RF12-4,RF12-8,RF17-1,RF17-3,RF17-4,RF17-8,RF12-10, RF12-11,RF17-10,RF17-11,R34 408 RD00025SMD fixed resistor 1/8W3.3K? 5% 0805RF3-2,RF8-2,RF12
24、-2,RF12-9,RF17-2,RF17-9 - 40 - NO.Part No.DescriptionSpecificationRemark 409 RD00040SMD fixed resistor 1/8W27K? 5% 0805 RF4-1,RF4-3,RF4-4,RF9-1,RF9-3,RF9-4,RF13-1,RF13-3,RF13-4, RF13-8,RF18-1,RF18-3,RF18-4,RF18-8,RF13-10,RF13-11, RF18-10,RF18-11 410 RD00021SMD fixed resistor 1/8W1.8K? 5% 0805RF4-2,R
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