VOX Ad15-30VT free download

File name AD15_30Servicemanual.pdf

Service Manual an AD15/30VT CONTENTS Circuit Diagram: Page 2-4 Block Diagram: Page 5-6 Parts List: Page: 7-11 2nd Edition Issued date: December 9th 2004 Issued by: KORG INC. 1 2 3 4 +3VA R11 2.7k C2 10uF/16V R12 1.2k R26 470 C35 NU C61 10uF/16V AGND R27 470 R89 12k C34 NU AGND +3VD AGND L1 BLM21P600SG 7 C46 220uF/16V C7 0.1uF R28 0 R29 NU IC3 C47 10uF/16V C8 0.1uF 1 2 3 4 5 6 7 8 SI2 RIN LIN VSS VA VD DEMO0 DEMO1 SDTO AK4552VT SI2 ROUT LOUT VCOM PDN BCLK MCLK LRCLK SDTI 16 15NC 14 13 12 11 10 9 5 6 7 8 L2 BLM21P600SG C51 C49 C10 C9 100uF/16V 0.1uF 0.1uF SYS_RES 64FS 256FS 1FS SO2 AGND SYS_RES 64FS 256FS 1FS SO2 AGND 47pF R21 1.8k R53 10k +15V C12 0.1uF 8 2 C50 1uF/50V 3 R32 100k 4 -15V AGND AGND AGND R22 1k Q2 KTC2875 FOOT_SW_R PHONE_DT A/AB RES_FRQ AGND C70 0.01uF C3 100uF/6.3V FOOT_SW_L A/AB RES_FRQ FOOT_SW_L AGND 1 IC2A NJM4556M C11 0.1uF R2 1k C33 INPUT JACK PCB J1 FB1 FB-M PHONEJACK STEREO SW D C65 0.1uF ceramic Shassis GND CN1 1 2 3 1 2 3 EH-3 WD6 1 DA204K 2 3 NC C31 10pF R18 AGND 1 C32 R19 15k 6 5 IC1B UPC4570G2 47k 2 NC AGND 1 WD5 3 DA204K To POWER PCB MASTER 3 10uF/16V C4 0.001uF 2 VR1 10kB 1 6 7 5 R55 100k IC2B NJM4556M C52 22pF 1 2 3 4 5 6 7 8 9 CN3 1 2 3 4 5 6 7 8 9 EH-9 D AGND R88 3.3k KLM-2463 +15V 1 WD1 DA204K 1 2 3 R1 10k 3 2 C1 0.1uF -15V R13 1M C30 10pF 2 3 +15V C6 0.1uF 8 AGND DGND CN2 1 2 3 EH-3 R86 0 IC1A 10uF/16V 4 UPC4570G2 -15V C5 AGND 0.1uF AGND 1 WD3 DA204K +3VA 2 R33 100k Q1 KTA2014 FOOT_SW_R PHONE_DT AGND AGND 3 R54 22k V_VOL V_VOL VR2 10kB(11click) C48 10uF/16V C71 0.01uF EFFECT TYPE VR3 10kB(11click) FX DEPTH AMP TYPE MIDDLE VR4 10kB 2 1 VR5 10kB VR6 10kB VR7 10kB 2 1 VR8 10kB VR9 10kB AGND AGND DGND TREBLE C63 0.1uF 2 1 2 1 GAIN 2 1 2 1 BASS 3 3 3 3 3 3 3 2 1 LEVEL 3 2 +3VD 1 R17 100k FOOT_SW_R FOOT_SW_R +3VD R35 100k FOOT_SW_L R64 100 FOOT_SW_L PHONE_DT DSP_RES DSP_RES R78 47k F_OE F_OE DGND HRE HWE HA0 HCS HRD HWR +3VD R79 R80 R83 R84 NC 47k 47k 47k 47k 49 52 53 54 55 NC P3 P2 P1 P0 M_CLK TP1 TP M_CLK 74 73 87 +3VD 88 89 90 91 C C G_VOL G_VOL R3 1k R4 1k R5 1k R6 1k R7 1k R8 1k R9 1k R10 1k IC5 CLKIN CLKOUT RESET INT4/WAKEUP INT3 INT2 INT1 NC DA13 DA12 DA11 DA10 DA9 DA8 DA7 DA6 DA5 DA4 DA3 DA2 DA1 DA0 D15 D14 D13 D12 D11 D10 D9 D8 D7 D6 D5 D4 D3 D2 D1 D0 BSTB NU MWR MRD I.C. X/Y 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 27 28 29 30 31 32 33 34 NC 1 26 2 23 21 24 25 3 4 5 6 7 8 9 10 IC6 A14 A13 A12 A11 A10 A9 A8 A7 A6 A5 A4 A3 A2 A1 A0 PHONE_DT +3VD R36 100k C44 0.01uF C36 0.01uF +3VD R37 10k R38 10k C37 0.01uF C38 0.01uF C39 0.01uF C40 0.01uF C41 0.01uF C42 0.01uF C43 0.01uF IC4 45 46 NC 47 NC 48 NC 60 61 62 63 64 1 2 3 33 34 35 36 37 38 39 40 P03/AN11 P02/AN10 P01/AN9 P00/AN8 P67/AN7 P66/AN6 P65/AN5 P64/AN4 P63/AN3 P62/AN2 P61/AN1 P60/AN0 P17 P16 P15 P14 P13 P12 P11/INT01 P10/INT41 P30/DA1 P31/DA2 P32 P33 P27(LED7) P26(LED6) P25(LED5) P24(LED4) P23(LED3) P22(LED2) P21(LED1) P20(LED0) M3803 +3VD R23 10k R85 12k NC IN NC