UD-Stomp SERVICE MANUAL CONTENTS This document is printed on chlorine free (ECF) paper with soy ink. SPECIFICATIONS ..................................................................... 3 PANEL LAYOUT ...................................................................... 4 CIRCUIT BOARD LAYOUT ...................................................... 6 WIRING..................................................................................... 7 BLOCK DIAGRAM ................................................
UD-Stomp IMPOR TANT 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 understood by the users, and have therefore not been restated.
UD-Stomp SPECIFICATIONS Digital Section • 8-Band Delay (Delay Time: 696msec max per band) • Delay Time, Loop Filter (High Cut, Low Cut), Feedback, Tap, Pan, Level parameters can be set for each individual Effect Band. • Effect Bands can be connected in series or parallel • Effect Bands can be grouped together • Maximum delay time (8 bands grouped) is 5890msec • The same number of delay outputs as the number of delays used in the Group are available.
UD-Stomp PANEL LAYOUT Top Panel Controller Section Display & Main Section Footswitch Section Display & Main Section q e w r t 4 1 2 3 4 5 Up Button (UP) Down Button (DOWN) Utility Button (UTILITY) Store Button (STORE) Display
UD-Stomp Controller Section u i !4 !5 !6 !7 !8 !9 o !0 !1 !2 !3 @0 @1 y 6 7 8 9 10 11 12 13 ASSIGNABLE CONTROL EFFECT BAND 1-8 EDIT FUNCTION Delay Time Control: Coarse (TIME COARSE) Delay Time Control: Fine (TIME FINE) LOW CUT FILTER Control HIGH CUT FILTER Control FEEDBACK Control 14 15 16 17 18 19 20 21 TAP Control SPEED Control DEPTH Control PAN Control Delay Level Control (LEVEL) EFFECT LEVEL Control DIRECT LEVEL/DIRECT PAN Control OUTPUT Level Control Footswitch Section @2 @3 22 F
UD-Stomp Rear Panel @4 24 25 26 27 28 @5 @6 Power Switch (STAND-BY ON/OFF) Power Adaptor Jack (AC IN 12V 1A) MIDI OUT Jack MIDI IN Jack DIGITAL OUT Jack CIRCUIT BOARD LAYOUT DM PN 1/2 PN 2/2 6 @7 @8 29 30 31 32 33 @9 #0 #1 #2 #3 Expression Pedal Jack (EXP.
UD-Stomp WIRING PN 1/2 Shield Sheet CN301 CN304 CN305 CN302 CN303 (V610850) PN 2/2 CN306 CN310 CN307 CN309 CN308 (V611460) (V611470) (V611450) Note) When installing the DM circuit board, use care not to have the wire assembly caught by the bottom case.
UD-Stomp BLOCK DIAGRAM A DM PN 1/2 SW101 2 4 1 3 1 IC103 IC103 2 6 1 CN103 7 VR314 26 5 CN301 CN301 6 IC101 2 1 IC102 6 7 3 IC102 4 IC104 27 X1 X2 IC10, IC11 IC2, IC3 IC1 IC8 DOUT 16 IC12 SW-R0~R3 PN-PB0~PB7 (DM1/2-CN1) AN0~AN3, SELECT A, SELECT B (DM-CN3) (PN1/2-CN304) PN 1/2 (PN1/2-CN302) PN 2/2 A' 8
UD-Stomp A PN 1/2 VR314 CN103 CN301 IC105 3 1 CN301 IC105 5 2 3 1 7 IC106 3 1 IC106 5 7 2 4 1 TRS BALANCE OUT 2 4 1 TRS BALANCE OUT 2 3 1 LED-FOOT SW-010 LED-REV SW-100 LED-MOD SW-LINE SW-001 (DM-CN2) RXDO, TXDO 15,17 (PN1/2-CN303) PN 2/2 IC112, IC113, IC114 KEC-54241 1 A' 9
UD-Stomp DISASSEMBLY PROCEDURE 1. Bottom Case (Manhour requirement: 1 min.) Remove the six (6) screws marked [30]. The bottom case can then be removed. (Fig. 1) Bottom [30] [30] [30]:Bind Head Tapping Screw-B 3.0x8 MFZN2BL (EP600190) Fig.1 2. 2-1. 2-2. DM Circuit Board (Manhour requirement: 6 min.) Remove the bottom case. (See Procedure 1.
UD-Stomp Topcover [T70] DM [T110B] [T70]:Washer 9.0 MFZN2Y (ET800150) [T110]:Bind Head Tapping Screw-B 3.0x8 MFZN2BL (EP600190) Fig.2 3. 3-1. 3-2. 3-3. 4. 4-1. 4-2. 4-3. PN1/2 Circuit Boards (Manhour requirement: 13 min.) Remove the bottom case. (See Procedure 1.) Remove the DM circuit board. (See Procedure 2.) Remove the controls, knobs and the fourteen (14) hexagonal nuts A from the front panel, the three (3) screws marked [T110] and the shield film from the PN1/2 circuit board.
UD-Stomp 5. 5-1. 5-2. 5-3. Heat Sink (Manhour requirement: 8 min.) Remove the bottom case. (See Procedure 1.) Remove the DM circuit board. (See Procedure 2.) Remove 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) Heat Sink [A-a] IC114 IC113 [A-b] IC112 [A-a] Fig.
UD-Stomp LSI PIN DESCRIPTION HD6413002FP16 (XQ375A00) CPU PIN NO.
UD-Stomp YSS910-S (XV988A00) DSP6 (Digital Signal Processor) 14 PIN NO.
UD-Stomp YM3437C-F (XM530A00) DIT2 (Digital Format Interface Transmitter) PIN NO. 1 2 3 4 NAME I/O Vss MCLK DM0 DM1 I I I 5 6 7 RSTN WCIN DIN I I I 8 VDD PIN NO.
UD-Stomp IC BLOCK DIAGRAM MB3790PF(XR967A00) DM: IC4 ASSP R CN 0.5Ω V IN 14 V IN 13 3 CONTROL 16 N.C. 1 16 2 15 Reference Voltage Power Supply Circuit N.C. V OUT 3 14 V IN V OUT 4 13 V IN 1.24V 5 12 V SENSE ALARM1 6 11 CT ALARM1 7 10 RESET GND 8 9 RESET 6 ALARM1 7 ALARM2 9 RESET 10 RESET V IN 2.65V 500Ω V IN S V BAT2 V OUT V OUT SBD CONTROL 590kΩ V BAT1 4 100Ω 3µA Q 2.37V V SENSE 12 R V OUT 240kΩ V th:3V V OUT V th:1.
UD-Stomp 74HC374DT(XZ102A00) 74HC4052DT(XZ101A00) NJM072M(XC458A00) PN: IC301~IC307 PN: IC308, IC309 DM: IC101 D-FF Multiplexer OP AMP 1 OE Vcc 20 Q0 2 Q D0 3 D CK OE Q 19 Q7 2Y0 1 CK D 18 D7 2Y2 2 OE 2Y0 1Y2 1Y2 Non-Inverting Input A –DC Voltage Supply D6 2Z 3 2Z 1Y1 14 1Y1 Q6 2Y3 4 2Y3 1Z 13 1Z Q 15 Q5 2Y1 5 2Y1 1Y0 12 1Y0 CK D 14 D5 1Y3 11 1Y3 CK D OE 13 D4 VEE 7 S0 10 S0 Q 12 Q4 GND 8 9 S1 11 CP Q Q2 6 Q 7 OE D CK OE
UD-Stomp CIRCUIT BOARDS A DM Circuit Board OUT INPUT LOW HIGH L/MONO R CN103: to PN1/2-CN301 A' Battery VS246400 VS246300(Battery holder for VS246400) Battery • Notice for back-up battery removal Push against the holder hook, then the battery will pop up. • Druk tegen de houder, de batterij springt dan naar voren.
UD-Stomp A AC IN 12V 1A~ to PN1/2-CN302 to PN1/2-CN303 to PN1/2-CN304 STANDBY ON OFF Component side A' CNA-V838990 1 19
UD-Stomp DM Circuit Board A A' 20
UD-Stomp A Pattern side A' 21
UD-Stomp A PN 1/2 Circuit Board to PN2/2-CN306 to DM-CN3 A' A PN 2/2 Circuit Board A' LD302, LD303, LD304 and LD305 installation Anode SW301~SW317 installation Cathode side: Red mark PN: CNA-V838980 22 1
UD-Stomp A to DM-CN3 to DM-CN2 to DM-CN1 to DM-CN103 A' Component side A A' Component side 23
UD-Stomp PN 1/2 Circuit Board A A' PN 2/2 Circuit Board A A' 24
UD-Stomp A Pattern side A' A to PN1/2-CN305 A' Pattern side 25
UD-Stomp TEST PROGRAM A. CONNECTION OF TERMINALS • INPUT Monaural input • OUT L/MONO Monaural output (RL 47KΩ) • OUT R Monaural output (RL 47KΩ) • HEAD PHONES Stereo output (RL 33Ω each) • EXP. PEDAL FC7 or Connect VR of B50K. JK pin 1: MIN of VR JK pin 2: MAX of VR JK pin 3: CENTER of VR • DIGITAL OUT Connect the DA converter. • MIDI IN, MIDI OUT Connect IN and OUT with the DIN 5P cable. • HIGH/LOW SW Input Level Select OFF: 0dB ON: +10dB • AC IN Connect the AC adaptor • STAND-BY SW Power switch B.
UD-Stomp !3 FC7 Foot Controller !2 p 3: 4: u i o !0 !1 q w e r t Battery check (1) Using the UP and DOWN switches, select “3”. (This step can be skipped if “3” has already been selected.) (2) Press the STORE switch. • If the check result is OK, all lights light up, go off and the program proceed to the next step. • If the check result is unsatisfactory, “E” appears at the left end of the LED. MIDI Check (1) Using the UP and DOWN switches, select “4”.
UD-Stomp Table1 ITEM 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 F.
UD-Stomp YAMAHA [ Modulation Delay] Date:14-Dec-2001 Model UD stomp MIDI Implementation Chart Version : 1.0 +----------------------------------------------------------------------+ : : Transmitted : Recognized : Remarks : : Function ...
PARTS LIST CONTENTS OVERALL ASSEMBLY ............................................................. 2 ELECTRICAL PARTS ................................................................ 4 Notes : DESTINATION ABBREVIATIONS A : Australian model B : British model C : Canadian model D : German model E : European model F : French model H : North European model I : Indonesian model J : Japanese model M : South African model O : Chinese model Q : South-east Asia model T : Taiwan model U : U.S.A.
UD-Stomp OVERALL ASSEMBLY 40 60 T60 T50 50 T20 70 T120 T10 T110 T80 10 T40 (1/2) T90 T40 (2/2) T130 T160 T150 T140 T170 T70 T110 T100 T110 T30 20 T180 T110 30 80 2
UD-Stomp 10 20 30 40 50 PART NO. --V8398400 EP600190 V3694100 V5852300 60 70 80 VZ429100 Button VZ968600 Button VU859300 Leg REF NO.
UD-Stomp ELECTRICAL PARTS REF NO. * * * * BT001 C0001 -0009 C0010 C0011 -0018 C0019 C0020 -0029 C0030 C0031 C0032 C0033 C0034 C0035 C0036 C0037 C0048 C0056 C0057 C0058 C0059 -0070 C0073 C0074 C0075 C0076 C0077 C0078 C0079 C0101 C0102 C0103 C0104 C0105 C0106 C0107 C0108 C0109 C0110 C0111 C0112 C0113 C0114 C0115 C0116 C0117 -0122 C0123 C0124 C0125 C0126 C0127 C0128 C0129 -0132 C0133 C0134 C0135 C0136 C0137 PART NO.
UD-Stomp REF NO. C0138 C0139 C0140 C0141 C0142 C0143 C0144 C0145 C0146 C0147 C0148 C0149 C0150 C0151 C0152 C0153 C0154 C0155 C0156 C0157 C0158 C0159 C0161 -0163 C0164 C0166 C0167 C0168 C0169 C0170 C0171 -0174 C0175 -0178 C0179 C0180 C0181 C0182 C0191 C0192 C0193 -0196 C0198 C0199 CN001 CN002 CN003 CN103 D0001 D0101 -0104 D0105 D0106 D0107 -0115 * IC001 IC002 IC002 IC003 IC003 IC004 IC005 IC006 IC007 IC008 IC010 IC011 IC012 IC013 IC013 PART NO.
UD-Stomp REF NO. IC014 -016 IC017 IC018 IC101 IC102 IC103 IC104 IC105 IC106 IC107 IC108 IC109 IC110 IC111 IC112 IC113 IC114 JK001 JK002 JK003 JK101 JK102 JK103 JK104 JK105 J0001 -0107 K0101 L0001 -0006 L0007 L0008 L0101 R0001 R0002 -0007 R0009 R0010 R0012 R0013 R0014 -0016 R0017 R0018 R0019 R0020 R0021 R0022 R0023 R0024 R0025 R0026 R0027 R0030 R0101 R0102 R0103 R0104 R0105 R0106 R0108 R0109 R0110 R0111 R0112 R0113 R0114 R0115 R0116 PART NO.
UD-Stomp REF NO. R0117 R0118 R0119 R0120 R0121 R0122 R0123 R0124 R0125 R0126 R0127 R0128 R0129 R0130 R0131 R0132 R0133 R0134 R0135 R0136 R0137 R0138 R0139 R0140 R0141 R0142 R0143 R0144 R0145 R0146 R0147 R0148 R0149 R0150 R0151 R0152 R0153 R0154 R0155 R0156 R0157 R0158 R0159 R0160 R0161 R0162 R0163 R0164 R0165 R0166 R0167 R0168 R0169 RA001 -018 SW101 SW102 TR001 TR002 TR101 -106 TR107 TR108 X0001 X0002 X0101 ZD101 ZD102 ZD103 ZD104 PART NO.
UD-Stomp REF NO. * * C0301 -0315 CN301 CN302 CN303 CN304 CN305 CN306 CN307 -310 D0301 -0321 IC301 -307 IC308 IC309 LD301 LD302 LD303 LD304 LD305 L0301 -0309 R0301 R0302 -0304 R0305 -0321 R0322 -0345 R0346 -0362 R0363 -0366 SW301 SW302 SW303 SW304 SW305 SW306 SW307 SW308 SW309 SW310 SW311 SW312 SW313 SW314 SW315 SW316 SW317 VR301 VR302 VR303 VR304 VR305 VR306 VR307 VR308 VR309 VR310 PART NO.
UD-Stomp REF NO. VR311 VR312 VR313 VR314 PART NO.
A B C D E F G H I J K L UD-Stomp UD-Stomp OVERALL CIRCUIT DIAGRAM 1/3 (DM) 1 DM Photo Coupler MIDI OUT MIDI IN 2 BT1 Socket for CR2450 ASSP SRAM 256K ROM 8M AND SRAM 256K BUFFER OR OR OR CPU to P2.G3 OR 3 OR to PN1/2-CN304 BUFFER AND OR 4 OR AND OR BUFFER to PN1/2-CN303 from P2.K6 5 to PN1/2-CN302 to P2.K6 6 DSP6 DRAM 4M EXP.PEDAL 7 DIGITAL OUT DIT2 INVERTER from P2.K6 from P2.K6 DRAM 4M 8 REGULATOR +3.
A B C D E F G H I J K UD-Stomp UD-Stomp OVERALL CIRCUIT DIAGRAM 2/3 (DM) 1 L DM OP AMP 2 OP AMP to PN1/2-CN301 INPUT OPAMP OPAMP PHONSE OPAMP 3 OP AMP from P1.E3 ADC & DAC OPAMP OUTPUT (L/MONO) OPAMP 4 INVERTER OPAMP OUTPUT (R) OP AMP 5 REGULATOR +5V SHIFT REGISTER D-FF B. COUNTER INVERTER AND from P1.A6 to P1.A5, P1.
A B C D E F G H I J K UD-Stomp OVERALL CIRCUIT DIAGRAM 3/3 (PN 1/2, PN 2/2) L UD-Stomp 1 2 STORE UTILITY DOWN UP PN 1/2 D-FF D-FF BAND4 BAND3 BAND2 BAND1 7 segment LED 3 figures 3 D-FF SYNC BAND8 4 WAVE BAND7 BAND6 GROUP CONNECT BAND5 D-FF D-FF FUNCTION D-FF to DM-CN103 5 to DM-CN1 to DM-CN2 TIME ASSIGNABLE CONTROL COARSE FILTER FINE LOW CUT HIGH CUT FEEDBACK DIRECT LEVEL DIRECT PAN TAP SPEED DEPTH PAN LEVEL 6 EFFECT LEVEL PN 2/2 7 FOOT SW1 FOOT
