Instruction/ maintenance manual of the product GA 011589 Yamaha
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AG-Stomp 1 SERVICE MANUAL GA 011589 1.507K-926 Printed in Japan 2001.7 HAMAMATSU, JAPAN ACOUSTIC GUITAR PRE-AMPLIFIER CONTENTS SPECIFICATIONS ................................................ 3/4 PANEL LAYOUT .................................... 5 BLOCK DIAGRAM .
AG-Stomp 2 IMPOR T ANT NOTICE This manual has been provided for the use of authorized Yamaha Retailers and their service personnel. It has been assumed that basic service procedures inherent to the industry, and more specifically Yamaha Products, are already known and under- stood by the users, and have therefore not been restated.
AG-Stomp 3 SPECIFICATIONS Digital Section • Full Digital Signal Processing • Mic Simulator: 8 T ypes • Feedbac k Reduction: 5-band • Digital Effects • Limiter • Digital Chorus, Digital Del.
AG-Stomp 4.
AG-Stomp 5 Top Panel PANEL LAYOUT 1 2 3 4 5 6 UP Button DO WN Button MANU AL Button UTILITY Button ST ORE Button Display Display & Main Section Foot Switch Section Display & Main Section Effec.
AG-Stomp 6 13 14 15 16 17 18 19 20 21 22 23 Pre-AmpSection 7 8 9 10 11 12 MIC TYPE Select Switch (MIC TYPE) BLEND Contr ol (BLEND/STEREO) V OLUME T one Contr ols OUTPUT Level Contr ol SHIFT Button LIM.
AG-Stomp 7 26 27 28 29 30 31 32 33 34 35 36 P ower Switch (ST AND-BY ON/OFF) P ower Adaptor Jack (A C IN 12V 1A) Guitar P ower Supply Switch MIDI OUT Jack MIDI IN Jack Digital Output Jack (DIGIT AL OUT) EXP .
AG-Stomp 8 BLOCK DIAGRAM IC1 X2 X1 IC2 , IC3 IC8 IC101 W101 CN301 CN101 CN301 C N W102 3 1 3 7 4 2 1 IC102 21 IC102 67 IC104 5 6 3 4 26 27 IC10 , IC11 PB0~PB7 , SW-R0~R3 IC12 DOUT 16 ( DM1/2-CN1 ) ( P.
AG-Stomp 9 KEC-54233 IC112, IC113, IC114 IC105 OUTPUT OUTPUT IC105 IC106 IC106 IC103 5 7 3 1 3 1 3 1 6 7 -1 IC103 6 7 2 3 1 2 3 1 2 3 1 2 3 1 15 , 17 CN301 1 CN301 CN101 SW-100 , SW-LINE ( DM1/2-CN2 ).
AG-Stomp 10 CIRCUIT BOARD LAYOUT 1/2 1/2 2/2 PN DM 2/2 DM PN.
AG-Stomp 11 WIRING 1/2 2/2 (V611470) (V610850) (V611460) (V611450) CN301 CN304 CN1 CN2 CN3 CN310 CN309 CN308 CN307 CN303 CN101 W101 W102 CN302 CN305 CN306 (V611480) PN 2/2 1/2 DM DM PN Note) When installing the DM circuit board, use care not to have the wire assembly caught by the bottom case.
AG-Stomp 12 DISASSEMBLY PROCEDURE Fig.1 [30]:Bind Head T apping Screw-B 3.0x8 MFZN2BL (EP600190) 2 . DM Circuit Boar d (Manhour requirement: 15 min.) 2-1. Remov e the bottom case. (See Procedure 1.) 2-2. DM1/2 Cir cuit Board (Manhour requirement: 10 min.
AG-Stomp 13 Hexagonal Nut Hexagonal Nut 1/2 [T110] [T80] [T80] [T110] shield film PN 2/2 PN Fig.2 Fig.3 [T80]:Flat Washer 12x17 0.5 MFNI33 (V7407400) [T110]:Bind Head T apping Scr ew-B 3.0x8 MFZN2BL (EP600190) [T70]:W asher 9.0 MFZN2Y (ET800150) [T110]:Bind Head T apping Screw-B 3.
AG-Stomp 14 Fig.4 4. Heat Sink (Manhour requirement: 25 min.) 4-1. Remov e the bottom case. (See Procedure 1.) 4-2. Remov e the DM circuit board. (See Procedure 2.) 4-3. Remov e the two (2) screws marked [A-a] from the soldered f ace of the DM circuit board and the three (3) screws mark ed [A-b] from IC112, IC113 and IC114.
AG-Stomp 15 LSI PIN DESCRIPTION PIN NO. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 I/O O O I I I I I I.
AG-Stomp 16 PIN NO. I/O FUNCTION NAME PIN NO. I/O FUNCTION NAME 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 4.
AG-Stomp 17 PIN NO. I/O FUNCTION NAME PIN NO. I/O FUNCTION NAME 1 2 3 4 5 6 7 8 Vss MCLK DM0 DM1 RES WCIN DIN V DD I I I I I I Ground Master clock input DIN/BCLK/WCLK format select DM1,DM0=0,0 DSP,LDS.
AG-Stomp 18 IC BLOCK DIAGRAM MB3790PF (XR967A00) DM: IC4 ASSP 2 3 4 5 6 7 8 9 10 11 12 16 14 13 C T V BAT2 V BAT1 ALARM2 RESET RESET ALARM1 V OUT V OUT V IN V IN V SENSE CONTROL GND 590k Ω 240k Ω 1.24V Reference Voltage Power Supply Circuit S Q R 100 Ω SBD 2.
AG-Stomp 19 74HC374DT (XZ102A00) PN: IC301~IC307 D-FF 74HC4052DT (XZ101A00) PN: IC308, IC309 Multiplexer Q D Q D Q D Q DC K OE OE OE OE OE OE OE OE Q D Q D Q D Q D CK CK CK CK CK CK CK 1 OUT PUT CONTR.
AG-Stomp 20 to PN1/2- C CN101: to PN1/2-CN301 A A' INPUT MONO/TRS for POWER SUPPLY DIGITALOUT COAXIAL CIRCUIT BOARDS DM 2/2 Circuit Board DM 1/2 Circuit Board Component side.
21 AG-Stomp Component side to PN1/2-CN304 to PN1/2-CN303 to PN1/2-CN302 A A' DIGITALOUT COAXIAL POWER SUPPLY ON/OFF CNA-V717790 2.
AG-Stomp 22 A A' DM 1/2 Circuit Board.
23 AG-Stomp Pattern side A A' DM 2/2 Circuit Board Pattern side.
AG-Stomp 24 to PN2/2-CN306 to DM1/2-CN3 A A' A A' PN 1/2 Circuit Board PN 2/2 Circuit Board PN: CNA-V776560 LD302, LD303, LD304 and LD306 installation Anode.
25 AG-Stomp Component side Component side 3 to DM1/2-CN2 to DM1/2-CN1 to DM1/2-CN103 A A' A A'.
AG-Stomp 26 to SW to SW A A' A A' PN 1/2 Circuit Board PN 2/2 Circuit Board.
27 AG-Stomp to PN1/2-CN305 to SW to SW o SW A A' A A' Pattern side Pattern side.
AG-Stomp 28 TEST PROGRAM 1 123 7 8 4 2 3 6 5 A. CONNECTION OF TERMINALS • INPUT Monaural input • OUT L/MONO Balance output (RL 47K Ω ) • OUT R Balance output (RL 47K Ω ) • HEAD PHONES Stereo output (RL 33 Ω ) • EXP . PED AL FC7 or Connect VR of B50K.
29 AG-Stomp pq u i o! 0 ! 1 ! 2! 3 wer t !4 y FC7 Foot Controller 1: SW Check (1) Using the UP and DO WN switches , select “1”. (This step can be skipped if “1” is already selected.) (2) Press the ST ORE switch. (3) Star ting with the UP s witch, press each s witch whose LED lights up one after another.
AG-Stomp 30 (11) Push in the EXP . PED AL. !4 • All LED segments light up and go out, and then the checking proceeds to MIDI chec k. • If VR, SW or EXP PEDAL is not set at its center position, checking will result in an error and E. 0 will appear at the left end of LED .
31 AG-Stomp 1. INPUT sensitivity 2. INPUT sensitivity 3. INPUT sensitivity 4. INPUT sensitivity 5. INPUT sensitivity 6. INPUT sensitivity 7. INPUT sensitivity 8. INPUT sensitivity 9. INPUT sensitivity 10. INPUT sensitivity 11. INPUT sensitivity 12. INPUT sensitivity 13.
AG-Stomp 32 ERROR MESSAGES If an error occurs during operation, one of the following error message numbers will appear in the display. Stop operation of the AG-Stomp and follow one of the solutions described below.
33 AG-Stomp YAMAHA [ Acoustic Guitar Pre Amplifier ] Date:1-May-2001 Model AG stomp MIDI Implementation Chart Version : 1.0 +----------------------------------------------------------------------+ : : Transmitted : Recognized : Remarks : : Function ..
WARNING Components having special characteristics are marked and must be replaced with parts having specification equal to those originally installed. Notes : DESTINA TION ABBREVIA TIONS The numbers “QTY” show quantities for each unit. The parts with “--” in “PART NO.
AG-Stomp 2 OVERALL ASSEMBLY 40 70 T50 T60 T120 T110 T20 T10 T170 T100 T110 T110 T140 T150 T160 T130 10 20 30 100 T40b T80 T30 T70 T90 60 80 50 T40a.
AG-Stomp 3 : New Parts REF NO. P ART NO. DESCRIPTION REMARKS QTY RANK RANK: Japan only * * * * * * * * * O VERALL ASSEMBL Y AG-ST OMP Over all Assembly (V698510) 10 T op Cover Assembly (V698560) 20 Bottom Case 30 Bind Head T apping Screw-B 3.
AG-Stomp 4 : New Parts REF NO. P ART NO. DESCRIPTION REMARKS QTY RANK RANK: Japan only * * * * ELECTRICAL PARTS ELECTRICAL P ARTS Circuit Board DM DM1/2,DM2/2 (XZ869B0) Circuit Board PN1/2 (V776560)(XY900B0) Circuit Board PN2/2 (V776560)(XY900B0) Circuit Board DM DM1/2,DM2/2 (XZ869B0) Heat Sink (V573470) Bind Head Screw SP 3.
AG-Stomp 5 : New Parts REF NO. P ART NO. DESCRIPTION REMARKS QTY RANK RANK: Japan only C133 Electrolytic Cap . 10.00 35.0V 01 C134 Cer amic Capacitor(chip) 22P 50V J C135 Electrolytic Cap .-BP 47.00 25.0V C136 Cer amic Capacitor(chip) 1000P 50V K C137 Electrolytic Cap .
AG-Stomp 6 : New Parts REF NO. P ART NO. DESCRIPTION REMARKS QTY RANK RANK: Japan only IC7 IC 74HC08DT AND 01 IC8 IC YSS910-S DSP6 10 IC9 IC UPC29M33T -E1 3.
AG-Stomp 7 : New Parts REF NO. P ART NO. DESCRIPTION REMARKS QTY RANK RANK: Japan only R31 Carbon Resistor(chip) 47 0.1 J R32 Carbon Resistor(chip) 75 0.1 J R101 Carbon Resistor(chip) 10K 0.1 J R102 Carbon Resistor(chip) 1.0M 0.1 J R103 Carbon Resistor(chip) 4.
AG-Stomp 8 : New Parts REF NO. P ART NO. DESCRIPTION REMARKS QTY RANK RANK: Japan only * * * * * * R170 Carbon Resistor(chip) 4.7K 0.1 J R171 Carbon Resistor(chip) 4.7K 0.1 J R172 Metal Oxide Film Resistor 220 1W J R173 Metal Oxide Film Resistor 220 1W J R174 Carbon Resistor(chip) 100K 0.
AG-Stomp 9 : New Parts REF NO. P ART NO. DESCRIPTION REMARKS QTY RANK RANK: Japan only -367 Carbon Resistor(chip) 1.0K 0.1 J R368 Carbon Resistor(chip) 10K 0.1 J R369 Carbon Resistor(chip) 10K 0.1 J R370 Carbon Resistor(chip) 560 0.1 J -374 Carbon Resistor(chip) 560 0.
AG-Stomp 9 8 7 6 5 4 3 L K J I H FG E D C B A L A K J I H G F E D C B 1 2 AG-Stomp AG-Stomp OVERALL CIRCUIT DIAGRAM 1/3 (PN 1/2 , PN 2/2) AG-Stomp 2/2 FOOT SW1 FOOT SW2 FOOT SW3 FOOT SW BANK 1 2 3 BAN.
AG-Stomp 9 2 3 4 5 6 7 8 1 L K J I H FG E D C B A L A K J I H G F E D C B AG-Stomp AG-Stomp AG-Stomp OVERALL CIRCUIT DIAGRAM 2/3 (DM) OPAMP OPAMP OPAMP INVERTER to PN1/2-CN301 ADC & DAC OPAMP OPAMP OPAMP OPAMP OPAMP OPAMP REGULATOR B.COUNTER REGULATOR D-FF AND INVERTER SHIFT REGISTANT REGULATOR REGULATOR 1/2 DM 2/2 DM from A (P3.
AG-Stomp 9 8 7 6 5 4 3 L K J I H FG E D C B A L A K J I H G F E D C B 1 2 AG-Stomp AG-Stomp OVERALL CIRCUIT DIAGRAM 3/3 (DM) AG-Stomp SRAM SRAM ASSP AND DSP6 DRAM DRAM FLASH ROM OR OR OR OR OR AND AND AND REGULATOR INVERTER BUFFER BUFFER BUFFER BUFFER PHOTO COUPLER CPU to PN1/2-CN304 to PN1/2-CN303 to PN1/2-CN302 from B (P2.
An important point after buying a device Yamaha GA 011589 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Yamaha GA 011589 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Yamaha GA 011589 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Yamaha GA 011589 you will learn all the available features of the product, as well as information on its operation. The information that you get Yamaha GA 011589 will certainly help you make a decision on the purchase.
If you already are a holder of Yamaha GA 011589, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Yamaha GA 011589.
However, one of the most important roles played by the user manual is to help in solving problems with Yamaha GA 011589. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Yamaha GA 011589 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
