Dg_stomp_e 电路图 维修原理图.pdf

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1、DG-Stomp 1 SERVICE MANUAL GA 011537 20001001-39800 1.57K-786 I.T Printed in Japan 2000.09 HAMAMATSU, JAPAN GUITAR PRE-AMPLIFIER WITH EFFECTS CONTENTS SPECIFICATIONS. 3/4 PANEL LAYOUT. 5 BLOCK DIAGRAM. 8 CIRCUIT BOARD LAYOUT. 10 WIRING. 11 DISASSEMBLY PROCEDURE. 12 LSI PIN DESCRIPTION. 15 IC BLOCK DI

2、AGRAM. 18 CIRCUIT BOARDS. 20 TEST PROGRAM. 28 ERROR MESSAGES. 31 MIDI IMPLEMENTATION CHART . 32 PARTS LIST OVERALL CIRCUIT DIAGRAM This document is printed on chlorine free (ECF) paper with soy ink. 收音机爱好者资料库 Ra d i o Fa n s .CN DG-Stomp 2 2 IMPORTANT NOTICE This manual has been provided for the use

3、 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. WARNING :Failure to follow appropriat

4、e service and safety procedures when servicing this product may result in per- sonal injury, destruction of expensive components and failure of the product to perform as specified. For these reasons, we advise all Yamaha product owners that all service required should be performed by an authorized Y

5、amaha Retailer or the appointed service representative. IMPORTANT :This presentation or sale of this manual to any individual or firm does not constitute authorization certifi- cation, recognition of any applicable technical capabilities, or establish a principal-agent relationship of any form. The

6、data provided is belived to be accurate and applicable to the unit(s) indicated on the cover. The research engineering, and service departments of Yamaha are continually striving to improve Yamaha products. Modifications are, therefore, inevitable and changes in specification are subject to change w

7、ithout notice or obligation to retrofit. Should any discrepancy appear to exist, please contact the distributors Service Division. WARNING :Static discharges can destroy expensive components. Discharge any static electricity your body may have accumulated by grounding yourself to the ground bus in t

8、he unit (heavy gauge black wires connect to this bus.) IMPORTANT :Turn the unit OFF during disassembly and parts replacement. Recheck all work before you apply power to the unit. WARNING: CHEMICAL CONTENT NOTICE! The solder used in the production of this product contains LEAD. In addition, other ele

9、ctrical/electronic and/or plastic (Where applicable) components may also contain traces of chemicals found by the California Health and Welfare Agency (and possibly other entities) to cause cancer and/or birth defects or other reproductive harm. DO NOT PLACE SOLDER, ELECTRICAL/ELECTRONIC OR PLASTIC

10、COMPONENTS IN YOUR MOUTH FOR ANY REASON WHAT SO EVER! Avoid prolonged, unprotected contact between solder and your skin! When soldering, do not inhale solder fumes or expose eyes to solder/flux vapor! If you come in contact with solder or components located inside the enclosure of this product, wash

11、 your hands before handling food. WARNING Components having special characteristics are marked and must be replaced with parts having specification equal to those originally installed. LITHIUM BATTERY HANDLING This product uses a lithium battery for memory back-up. WARNING :Lithium batteries are dan

12、gerous because they can be exploded by improper handling. Observe the following pre- cautions when handling or replacing lithium batteries. Leave lithium battery replacement to qualified service personnel. Always replace with batteries of the same type. When installing on the PC board by soldering,

13、solder using the connection terminals provided on the battery cells. Never solder directly to the cells. Perform the soldering as quickly as possible. Never reverse the battery polarities when installing. Do not short the batteries. Do not attempt to recharge these batteries. Do not disasemble the b

14、atteries. Never heat batteries or throw them into fire. ADVARSEL! Lithiumbatteri-Eksplosionsfare ved fejlagtig handtering. Udskiftning ma kun ske med batteri af samme fabrikat og type. lever det brugte batteri tilbage til leverandren. VARNING Explosionsfara vid felaktigt batteribyte. Anvand samma ba

15、tterityp eller en ekvivalent typ som rekommenderas av apparattillverkaren. Kassera anvant batteri enligt fabrikantens instruktion. VAROITUS Paristo voi rajahtaa, jos se on virheellisesti asennettu. Vaihda paristo ainoastaan laitevalmistajan suosittelemaan tyyppiiin. Havita kaytetty paristo valmistaj

16、an ohjeiden mukaisesti. The following information complies with Dutch official Gazette 1995. 45; ESSENTIALS OF ORDER ON THE COLLECTION OF BATTERIES. Please refer to the diassembly procedure for the removal of Back-up Battery. Leest u voor het verwijderen van de backup batterij deze beschrijving. 2 收

17、音机爱好者资料库 Ra d i o Fa n s .CN DG-Stomp 3 SPECIFICATIONS Digital Section Full Digital Signal Processing 8 Channel Preamp Digital Effects Compressor Chorus, Flanger, Phaser, Rotary Speaker, Tremolo Digital Delay, Tape Echo Spring Reverb, Hall Reverb, Plate Reverb Tap Tempo Function (Delay Time) Speaker

18、 Simulator (16 Types) External Controller Function (EXP Pedal/MIDI):8 Controllers/ Parameters Wah Function Tuner Function (Chromatic, Auto) MIDI Functions Receive: Program Change (Program Change Table can be created), Control Change, Bulk In Transmit: Program Change, Control Change, Bulk Out, Merge

19、Out Controller Switch Top Panel Push Switch x17 UP, DOWN, MANUAL, UTILITY, STORE, COMP, CHORUS, FLANGER, PHASER, ROTARY, TREMOLO, DELAY, TAPE ECHO, SPRING, HALL, PLATE, SP. SIM Knob x15 AMP SELECT, GAIN, MASTER, TREBLE, MIDDLE, BASS, PRESENCE, COMP, SPEED, DEPTH, TIME, FEEDBACK, LEVEL, REVERB, OUTPU

20、T Footswitch x4 1, 2, 3, BANK Rear panel STAND-BY ON/OFF, INPUT LOW/HIGH Display 7 Segment LED (3 digit) x1 Push Switch LED x17 Foot Switch LED x4 Connections/Jacks INPUT: Standard Monaural Phone Jack OUTPUT L/MONO, R: Standard Monaural Phone Jack PHONES: Standard Stereo Phone Jack EXP. PEDAL: Stand

21、ard Stereo Phone Jack DIGITAL OUT: COAXIAL MIDI IN, MIDI OUT: 5 pin DIN A/D Converter 20 bit + 3 bit Floating D/A Converter 20 bit Sampling Frequency 48 kHz Memory Allocations Preset: 90 User: 90 Input Level/Impedance (When using preamp bypass) INPUT HIGH: -25dBm/1Mohm INPUT LOW: -15dBm/1Mohm Output

22、 Level/Impedance OUTPUT L/MONO, R: 0dBm/1kohm PHONES: 0dBm/47ohms (47ohms load) Power Exclusive Power Adaptor (AC-10) AC Output: AC12V, 1000mA Power Consumption 15W Dimensions (WxHxD) 280 x70 x184mm (11.0”x2.8”x7.2”) Weight 2.2kg (4lbs 14oz) Accessories Power Adaptor (AC-10) Owners Manual (this book

23、let) 收音机爱好者资料库 Ra d i o Fa n s .CN DG-Stomp 4 DG-Stomp 5 Top Panel PANEL LAYOUT 1 2 3 4 5 6 Up Button (UP) Down Button (DOWN) Manual Button (MANUAL) Utility Button (UTILITY) Store Button (STORE) Display Display & Main Section Foot Switch Section Display & Main Section Effect Section Amp Section q w

24、e r t y DG-Stomp 6 13 14 15 16 17 18 19 20 21 22 23 Amp Section 7 8 9 10 11 12 Amp Select Switch (LEAD1-CLEAN2) Gain Control (GAIN) Master Volume (MASTER) Tone Controls Output Level Control (OUTPUT) Speaker Simulator Button (SP. SIM) Compressor Button (COMP) Compressor Knob (COMP) Modulation Group E

25、ffect Buttons (CHORUS/FLANGER/PHASER/ROTARY/TREMOLO) Speed Knob (SPEED) Depth Knob (DEPTH) Delay Group Effect Buttons(DELAY/TAPE ECHO) Time Knob (TIME) Feedback Knob (FEEDBACK) Level Knob (LEVEL) Reverb Group Effect Buttons(SPRING/HALL/PLATE) Reverb Knob (REVERB) !5 !4!6!7!9013 !82!3 Effect Section

26、uio!0 !1 !2 DG-Stomp 7 26 27 28 29 30 31 32 33 34 35 Power Switch (STAND-BY ON/OFF) Power Adaptor Jack (AC IN 12V 700mA) MIDI OUT Jack MIDI IN Jack Digital Out Jack (DIGITAL OUT) EXP Pedal Jack (EXP. PEDAL) Headphones Jack (PHONES) Output Jacks (OUTPUT R, L/MONO) Input Jack (INPUT) Input Level Switc

27、h (LOW/HIGH) 45 Foot Switch Section 24 25 Foot Switches 1, 2, 3 Bank Switch (TAP/BANK/TUNER) Rear Panel 6789#0#1#2#4#5#3 DG-Stomp 8 BLOCK DIAGRAM IC1 IC2,IC3 IC9IC8 IC101 31 IC102 21 IC102 67 IC103 216 IC103 7 IC104 5 6 3 4 26 CN301 CN301 27 IC10,IC11 PB0PB7,SW-R0R3 (DM-CN1) (PN-CN304) (DM-CN3) (PN-

28、CN302) AN0AN3,SELECT-A,SELECT-B IC308 IC309 2 4 1 DM PN 1/2 PN 2/2 A A PN 1/2 DG-Stomp 9 KEC-54203 IC112 IC113 IC114 IC105 IC105 IC106 IC106 31 57 31 57 2 3 1 5 4 1 5 4 1 2 3 1 84 15,17 18, 19, 20 SW-001, SW-010, SW-100, SW-LINE (DM-CN2) (PN-CN303) LED-MOD LED-REV LED-FOOT TXDO, RXDO CLD, CIN, CCK A

29、 A PN 2/2 DG-Stomp 10 CIRCUIT BOARD LAYOUT 1/2 1/2 PN DM PN DG-Stomp 11 WIRING 1/2 2/2 V610850 V611470 V611460V611450 CN301 CN304 CN1CN2CN3 CN303 CN103 CN302CN305 CN306 V611480 PN DM PN Note) When installing the DM circuit board, use care not to have the wire assembly caught by the bottom case. DG-S

30、tomp 12 DISASSEMBLY PROCEDURE Fig.1 30: Bind Head Tapping Screw-B 3.0 x8 MFZN2BL (EP600190) 1.Bottom Case Remove the six (6) screws marked 30. The bottom case can then be removed. (Fig. 1) 2.DM Circuit Board 2-1.Remove the bottom case. (See Procedure 1.) 2-2.Remove the four (4) screws marked 10c-a a

31、nd the five (5) special hexagonal nuts marked 10e from the rear panel and the three (3) screws marked 10c-b from the DM circuit board. The DM circuit board can then be removed. (Fig. 2) Bottom 30 30 10c-a Hexagonal Nut 10c-a Rear DG-Stomp 13 Hexagonal Nut Hexagonal Nut 1/2 10j10j shield film PN 2/2P

32、N Fig.2 Fig.3 10j:Bind Head Tapping Screw-P 3.0 x12 MFZN2BL (VC161100) 10c: Bind Head Tapping Screw-B 3.0 x8 MFZN2BL (EP600190) 10e: Hexagonal Nut 9.0 12x2 MFNI33 (LX200060) 3.PN Circuit Boards (1/2, 2/2) 3-1.Remove the bottom case. (See Procedure 1.) 3-2.Remove the DM circuit board. (See Procedure

33、2.) 3-3-1. PN1/2 Circuit Board Remove the controls, knobs and special hexagonal nuts from the front panel, the three (3) screws marked 10j and the shield film from the PN1/2 circuit board. The PN1/2 circuit board can then be removed. (Fig. 3) 3-3-2. PN2/2 Circuit Board Remove the four (4) special he

34、xagonal nuts from foot switches. The PN 2/2 circuit board can then be removed. (Fig. 3) Topcover 10c-b DM Battery VN103500 VN103600(Battery holder for VN103500) Notice for back-up battery removal Push the battery as shows in figure, then the battery will pop up. DG-Stomp 14 Fig.4 4.Heat Sink 4-1.Rem

35、ove the two (2) screws marked A-a from the soldered face of the DM circuit board and the three (3) screws marked A-b from IC112, IC113 and IC114. The heat sink can then be removed from the DM circuit board. (Fig. 4) A-a A-a A-b IC114 IC113 IC112 Heat sink DG-Stomp 15 LSI PIN DESCRIPTION PIN NO. 1 2

36、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 I I O O O I I O I I/O I/O I/O I/O I/O I/O I/O I/O I/O I/O I/O I/O I/O I/O I/O I/O O O O O O O O O O O O O PA6 PA7 VCC PB0 PB1 PB2 PB3 PB4 PB5 P

37、B6/DREQ0 PB7/DREQ1 /RESO VSS P90/TXD0 P91/TXD1 P92/RXD0 P93/RXD1 P94/SCK0 P95/SCK1 P40/D0 P41/D1 P42/D2 P43/D3 VSS P44/D4 P45/D5 P46/D6 P47/D7 D8 D9 D10 D11 D12 D13 D14 D15 VCC A0 A1 A2 A3 A4 A5 A6 A7 VSS A8 A9 A10 A11 NAME Port A Address bus Power supply Port B Reset Ground Transmit data (MIDI OUT)

38、 KSN-ACK Receive data (MIDI IN) KSN-RX Port 9 Port 9 (Ground) Data bus Power supply Address bus (Ground) FUNCTION PIN NO. 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 I/O O O O O O O O O I I I O

39、 I I I I O O O O O I I I I I I I I I I I I O O O O O I I I O O O A12 A13 A14 A15 A16 A17 A18 A19 VSS P60/WAIT P61/BREQ P62/BACK /STBY /RES NMI VSS EXTAL XTAL VCC /AS /RD /HWR /LWR MD0 MD1 MD2 AVCC VREF P70/AN0 P71/AN1 P72/AN2 P73/AN3 P74/AN4 P75/AN5 P76/AN6 P77/AN7 AVSS P80 P81/CS3 P82/CS2 P83/CS1 P

40、84/CS0 VSS PA0 PA1 PA2 PA3 PA4 PA5 NAME Address bus Ground Port 6 out Stand-by mode signal Reset Non-maskable interrupt Ground Clock Clock Power supply Address strobe Read strobe Write strobe (High) Write strobe (Low) Mode select Analog power supply Reference voltage Analog data input (EQ) Analog in

41、put (EQ) Analog data input Analog input (CS) Analog data input (BEND) Analog input (MOD) Analog input (FC) Analog input (BAT) Analog ground Port 8 Chip select Ground Port A FUNCTION HD6413002FP16 (XQ375A00) CPUDM: IC12 DG-Stomp 16 PIN NO. I/OFUNCTIONNAME PIN NO. I/OFUNCTIONNAME 1 2 3 4 5 6 7 8 9 10

42、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 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 Vdd Vss XI XO Vdd /SYNCI /SYNCO Vdd CKI CKO CKSEL Vss MCKS /SSYNC

43、/IC /TEST BTYP /IRQ TRIG Vdd Vss /CS /WR /RD CA7 CA6 CA5 CA4 CA3 CA2 CA1 Vss Vdd CD15 CD14 CD13 CD12 CD11 CD10 CD09 CD08 CD07 CD06 Vss Vdd Vdd CD05 CD04 CD03 CD02 CD01 CD00 /WAIT Vss SI0 SI1 SI2 SI3 SI4 SI5 SI6 SI7 Vss Vdd SO0 SO1 SO2 SO3 SO4 SO5 SO6 SO7 Vss DB00 DB01 DB02 DB03 DB04 DB05 DB06 DB07 D

44、B08 DB09 DB10 DB11 DB12 Vdd Vdd I O I O I O I I I I I I O I/O I I I I/O I/O I/O I/O I/O I/O I/O I/O I/O I/O I/O I/O I/O I/O I/O I/O I/O I/O I/O I/O I/O I/O I/O O I I I I I I I I O O O O O O O O I/O I/O I/O I/O I/O I/O I/O I/O I/O I/O I/O I/O I/O Power supply (3.3 V) Ground System master clock input

45、(60 MHz or 30 MHz) System master clock output (High or 30 MHz) Power supply (5 V) Sync. signal input Sync. signal output Power supply (5 V) System clock input (30 MHz) System clock output (30 MHz) System master clock select (0: 60 MHz, 1: 30 MHz) Ground Serial I/O master clock input (128 x Fs) Seria

46、l I/O Sync. signal output Initial clear Test mode setting (0: Test, 1: Normal) Data bus type select (0: 8 bit, 1: 16 bit) IRQ output Trigger signal input/output Power supply (5 V) Ground chip select signal input Write signal input Read signal input Address bus of internal register Ground Power suppl

47、y (3.3 V) Data bus of internal register Ground Power supply (3.3 V) Power supply (5 V) Data bus of internal register WAIT output Ground Serial data input Ground Power supply (5 V) Serial data output Ground Parallel data bus Power supply (5 V) Power supply (3.3 V) 89 90 91 92 93 94 95 96 97 98 99 100

48、 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 Vss DB13 DB14 DB15 DB16 DB17 DB18 DB19 DB20 DB21 DB22 Vss Vdd DB23 DB24 DB25 DB26 DB27 DB28 DB29 DB30 DB31 TIMO