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DG60FX-112

SERVICE MANUAL

011540

20001101-75000

1.552K-448 I.T Printed in Japan 2000.11

HAMAMATSU, JAPAN

GUITAR AMPLIFIER

CONTENTS

SPECIFICATIONS

................................................ 3/4

PANEL LAYOUT

.................................... 5

CIRCUIT BOARD LAYOUT

................. 7

BLOCK DIAGRAM

............................ 8

WIRING

................................................................... 10

DISASSEMBLY PROCEDURE

............................ 11

LSI PIN DESCRIPTION

.............................. 15

IC BLOCK DIAGRAM

................................... 18

CIRCUIT BOARDS

........................................ 20

TEST PROGRAM

................................. 30

ERROR MESSAGES

............................. 33

IDLING ADJUSTMENT

........................ 33

MIDI IMPLEMENTATION CHART ......................................... 34
PARTS LIST
OVERALL CIRCUIT DIAGRAM

This document is printed on chlorine free (ECF) paper with soy ink.

Содержание DG60FX-112

Страница 1: ...ATIONS 3 4 PANEL LAYOUT 5 CIRCUIT BOARD LAYOUT 7 BLOCK DIAGRAM 8 WIRING 10 DISASSEMBLY PROCEDURE 11 LSI PIN DESCRIPTION 15 IC BLOCK DIAGRAM 18 CIRCUIT BOARDS 20 TEST PROGRAM 30 ERROR MESSAGES 33 IDLING ADJUSTMENT 33 MIDI IMPLEMENTATION CHART 34 PARTS LIST OVERALL CIRCUIT DIAGRAM This document is printed on chlorine free ECF paper with soy ink ...

Страница 2: ...ibly other entities to cause cancer and or birth defects or other reproductive harm DO NOT PLACE SOLDER ELECTRICAL ELECTRONIC OR PLASTIC 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...

Страница 3: ...ay 7 Segment LED 3 digit x1 Push Switch LED x17 Connections Jacks INPUT HIGH LOW Standard Monaural Phone Jack LINE OUT L MONO R Standard Monaural Phone Jack PHONES Standard Stereo Phone Jack POWER AMP IN Standard Monaural Phone Jack Foot Switch Unit Terminal 13 pin DIN 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 ...

Страница 4: ...DG60FX 112 4 ...

Страница 5: ...ator Button SP SIM Up Button UP Down Button DOWN Display Manual Button MANUAL Utility Button UTILITY Store Button STORE Compressor Button COMP Compressor Knob COMP Modulation Group Effect 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 ...

Страница 6: ...Jacks LINE OUT R L MONO POWER AMP IN Jack Foot Switch Unit Terminal FOOT SW MIDI OUT Jack MIDI IN Jack Digital Out Jack DIGITAL OUT Foot Switches 1 2 3 Bank Switch TAP BANK TUNER EXP Pedal Jack EXP PEDAL Unit Terminal Rear Panel Top Panel Rear panel 26 27 29 28 30 31 32 33 34 35 36 37 Foot Switch Unit ...

Страница 7: ...DG60FX 112 7 CIRCUIT BOARD LAYOUT 4 8 7 8 6 8 5 8 1 8 2 8 3 8 PN1 2 MAIN MAIN MAIN MAIN MAIN DM MAIN MAIN FRONT ANALOG8 8 REAR PN2 2 SW LED Foot Switch ...

Страница 8: ... DIAGRAM PN1 2 3 8 IC1 IC12 DM CN1 FRONT CN304 DM CN2 FRONT CN303 IC2 IC3 IC9 IC8 IC10 IC11 IC401 IC402 W401 CN101 IC401 5 7 5 7 1 3 IC102 2 1 IC103 1 2 IC102 6 7 IC103 6 7 IC104 CN103 CN103 CN102 FRONT MAIN DM FRONT A A ...

Страница 9: ...DG60FX 112 9 KEC 54207 DM CN3 FRONT CN302 W701 CN306 C10 IC11 CN103 W502 CN102 IC501 7 5 IC501 3 1 IC502 1 3 IC502 5 7 REAR 1 8 2 8 4 8 7 8 MAIN FRONT SW LED A A ...

Страница 10: ...04 CN303 CN302 CN305 W701 CN306 CN401 W401 CN4 W503 CN1 CN2 CN3 CN103 CN104 W612 W608 CN607 W606 W604 W601 W603 W611 W610 W602 4 8 7 8 W609 6 8 W607 5 8 W605 1 8 2 8 3 8 PN1 2 CN102 CN101 MAIN MAIN MAIN MAIN DM MAIN MAIN ANALOG8 8 REAR MAIN PN2 2 SW LED FRONT FOOT SWITCH OVERALL ASSEMBLY ...

Страница 11: ...en be removed Fig 1 2 Corner fitting 2 1 Remove the two 2 screws marked 50 The corner fitting can then be removed Fig 1 3 Leg 3 1 Remove the screw marked 110 The leg can then be removed Fig 1 50 Oval Head Tapping Screw 3 5X16 MFNI33 V383360 70 Oval Head Screw 0X25 FNM3 2B V374370 110 Truss Head Tapping Screw 1 4 0X20 MFZN2BL O374729 110 70 50 50 ...

Страница 12: ... 5 0X35 MFC2BL V374938 40 Washer 5S MFC2BL EW30002 70 Hexagonal Nut 4 0 MFZN2Y O376090 80 Oval Head Tapping Screw 4 0X30 MFC2BL V374940 90 Washer 4S MFC2BL V389020 B Pre main unit 6 FRONT circuit board PN 1 2 MAIN circuit board 3 8 6 1 Remove the pre main unit See Procedure 4 6 2 Remove the five 5 screws marked 110 and then remove the panel Fig 3 6 3 Remove the seven 7 screws marked 290 eight 8 kn...

Страница 13: ... then be removed Fig 4 7 5 Remove the four 4 screws marked 50C The MAIN circuit board 1 8 can then be removed Fig 4 7 6 Remove the four 4 screws marked 130 The MAIN circuit boards 4 8 5 8 6 8 7 8 can then be removed Fig 4 7 7 Remove the four 4 screws marked 110A The heat sink can then be removed Fig 4 Fig 3 50 Bind Head Tapping Screw B 3 0X8 MFZN2BL EP600190 110 Bind Head Tapping Screw C A4 0X8 MF...

Страница 14: ...L VC161100 110 Bind Head Tapping Screw C A4 0X8 MFZN2BL VC688900 130 Bind Head Screw SP 3 0X12 MFZN2Y VB763800 140 Hexagonal Nut 12 0 14X2 MFC2BL VD794100 8 Power transformer 8 1 Remove the pre main unit See Procedure 4 8 2 Remove the panel See Step 6 2 8 3 Remove the four 4 screws marked 110B The transformer can then be removed Fig 4 140 140 50A 50A 55 50B 50B 50C 50C 50C 110B 110A 50B 130 110A 1...

Страница 15: ...marked 90 and then remove the REAR circuit board MAIN 8 8 Fig 5 9 3 Remove the four 4 hexagonal nuts from the foot switch The SW LED circuit board PN2 2 can then be removed Fig 5 Fig 5 90 Hexagonal Nut 9 0 12X2 MFNI33 LX200060 110 Bind Head Tapping Screw B 3 0X8 MFZN2BL EP600190 110A 110A 110A 110A 90 110B Hexagonal nut Hexagonal nut Foot switch REAR MAIN 8 8 SW LED PN2 2 View A ...

Страница 16: ... P76 AN6 P77 AN7 AVSS P80 P81 CS3 P82 CS2 P83 CS1 P84 CS0 VSS PA0 PA1 PA2 PA3 PA4 PA5 NAME Address bus Ground Port 6 Øout 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 input EQ Analog data input Analog input CS Analog data i...

Страница 17: ... 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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148...

Страница 18: ...r Clock Select H 384 fs L 256 fs Lch Analog Output Rch Analog Output Common Voltage Output VA 2 FUNCTION AK4520A VF E2 XT802A00 DAC ADC DM IC104 1 1A 2 3 4 5 6 7 1B 1Y 2A 2B 2Y GND 8 9 10 11 12 13 14 VCC 4B 4A 4Y 3B 3A 3Y 74AHC32DT XZ103A00 DM IC5 IC6 OR 74HC08DT XZ108A00 DM IC7 AND 74HC244DT XZ109A00 DM IC14 IC15 IC16 Bus Buffer 74HC164DT XZ112A00 DM IC109 SHIFT REGISTANT NJM072M XC458A00 DM IC10...

Страница 19: ... 10 11 12 13 14 VDD 6A 6Y 5A 5Y 4A 4Y NJM5532M XC011A00 DM IC102 IC103 IC106 OP AMP NE5532P IG102500 DM IC502 OP AMP NJM4556AMT1 XQ138A00 DM IC105 OP AMP 1 2 3 4 8 7 6 5 A OUT A IN V B OUT B IN A IN V B IN NJM4556AD XQ824A00 MAIN IC501 OP AMP 1 2 3 4 V V 8 7 6 5 Output A Non Inverting Input A DC Voltage Supply DC Voltage Supply Output B Inverting Input B Non Inverting Input B Inverting Input A 1 2...

Страница 20: ...uit Board to PN A A CN101 to MAIN3 8 W401 CN103 to PN1 2 CN301 CN102 to MAIN2 8 W502 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 ...

Страница 21: ...21 DG60FX 112 to MAIN1 8 W603 CN104 to MAIN1 8 W601 to PN1 2 CN304 to PN1 2 CN303 to PN1 2 CN302 A A Component side DM CNA V620530 0 ...

Страница 22: ...DG60FX 112 22 A A DM Circuit Board ...

Страница 23: ...23 DG60FX 112 A A Pattern side ...

Страница 24: ...DG60FX 112 24 to MAIN2 8 W503 to DM CN3 A A A A FRONT PN1 2 SW LED PN2 2 PN CNA V620230 1 LD302 LD303 LD304 and LD306 installation Anode ...

Страница 25: ...25 DG60FX 112 to DM CN2 to DM CN1 to DM CN103 A A A A Component side Component side ...

Страница 26: ...DG60FX 112 26 to Push Switch to Push Switch A A A A FRONT PN1 2 SW LED PN2 2 ...

Страница 27: ...27 DG60FX 112 to MAIN8 8 W701 to Push Switch to Push Switch SW A A A A Pattern side Pattern side PN CNA V620230 1 ...

Страница 28: ... to MAIN5 8 W605 W601 to MAIN4 8 W602 W603 to DM CN4 W610 to DM CN104 W611 to MAIN3 8 CN401 W612 to MAIN2 8 W501 to POWER CORD MAIN ANALOG 1 8 Circuit Board Component side MAIN Circuit Board No V610580 V610590 J U C H B S 2A 250V T1A L 250V 2A 250V T2A L 250V 1A 250V T1A L 250V FZ601 FZ602 FZ603 FZ604 DESTINATION ...

Страница 29: ...6 MAIN ANALOG 2 8 Circuit Board Component side MAIN ANALOG 3 8 Circuit Board Component side REAR ANALOG 8 8 Circuit Board Component side Component side MAIN ANALOG 6 8 Circuit Board Component side Component side MAIN ANALOG 7 8 Circuit Board Component side MAIN ANALOG 4 8 Circuit Board MAIN ANALOG 5 8 Circuit Board MAIN ANALOG CNA V610580 J U C CNA V610590 H B S ...

Страница 30: ...ER Using the UP and DOWN switches select the test number and press the STORE switch to confirm selection E TEST PROCEDURE 0 LED Check Using the UP and DOWN switches select 0 and then press the STORE switch LED segments light up one after another starting with UP When SP SIM is reached BANK3 BANK2 BANK1 3 2 and 1 light up followed by 7 segments in the following order from the left end After that al...

Страница 31: ...of all VR checks all LED segments light up and go out Then checking advances to the next step 3 Battery Check Using the UP and DOWN switches select 3 and then press the STORE switch If the check result is OK all LED segments light up and go out Then checking advances to the next step In case of an error E is indicated by LED 4 MIDI Check Using the UP and DOWN switches select 4 and then press the S...

Страница 32: ... 1pin OUT R 6 0dBm 3dB CN102 1pin OUT R 6 0dBm 3dB CN102 3pin OUT L 24 0dBm 3dB CN102 3pin OUT L 24 0dBm 3dB CN102 3pin OUT L 24 0dBm 3dB JK2 Digital out Lch 18dBm 3dB Rch 0dBm 3dB 6 DSP Electric Characteristic Using the UP and DOWN switches select 6 and then press the STORE switch The same output level is obtained when No at the right end is 0 and when it is 1 To check the output level noise leve...

Страница 33: ...e Check Sum Error CAUSE The check sum does not match the received MIDI bulk data SOLUTION Check all connections and data and try again E4 Bulk Receive Data Abnormality CAUSE An abnormality is detected in the received MIDI bulk data SOLUTION Check all connections and data and try again E5 Backup Battery Error CAUSE Backup battery power is depleted SOLUTION Continued use of the device will result in...

Страница 34: ...Velocity Note ON x x Note OFF x x After Key s x x Touch Ch s x x Pitch Bender x x 0 x x 1 31 o o 32 63 x x 64 95 o o Control 95 127 x x Change Prog o 0 127 o 0 127 Change True System Exclusive o o Bulk Dump System Song Pos x x Song Sel x x common Tune x x System Clock x x Real Time Commands x x Aux All Sound OFF x x Reset All Cntrls x x Local ON OFF x x All Notes OFF x x Mes Active Sense o x sages...

Страница 35: ...e second letter of the shaded part number is O not zero The second letter of the shaded part number is I not one M South African model O Chinese model Q South east Asia model T Taiwan model U U S A model V General export model 110V W General export model 220 N X General export model Y Export model A Australian model B British model C Canadian model D German model E European model F French model H ...

Страница 36: ...DG60FX 112 2 OVERALL ASSEMBLY 130 70 50 20 30 80 90 G90 G50 G40 G30 G20 G10 G70 G60 110 100 40 10 150 140 G80 G100 G120 G110 Pre main unit See page4 ...

Страница 37: ...Head Screw 5 0X25 FNM3 2B 2 01 G80 Screw 4 0X40 MFC2BL 4 G90 Truss Head Tapping Screw 1 4 0X25 MFZN2Y 6 01 G100 Leg 4 01 G110 Truss Head Tapping Screw 1 4 0X20 MFZN2BL 4 01 30 Oval Head Screw 5 0X35 MFC2BL 6 40 Washer 5S MFC2BL 6 01 50 Speaker JA3253 EMINENCE 19 70 Hexagonal Nut 4 0 MFZN2Y 4 01 80 Oval Head Tapping Screw 1 4 0X30 MFC2BL 8 90 Washer 4S MFC2BL 8 01 100 Name Plate GA BA 110 Truss Hea...

Страница 38: ...DG60FX 112 4 310 290 180 210 220 230 20 3 300 260 250 240 270 50 160 110 280 20 1 60 40 20 2 50 55 50 30 110 100 130 120 50 10 10 150 155 75 50 80 90 70 76 140 190 170 110 200 130 PRE MAIN UNIT ...

Страница 39: ...ead Tapping Screw C A4 0X8 MFZN2BL 13 01 120 Insulation Sheet UNISHEET T 0 15 2 130 Bind Head Screw SP 3 0X12 MFZN2Y 4 01 140 Hexagonal Nut 12 0 14X2 MFC2BL 4 01 150 Insulation Sheet 155 Insulation Sheet S 160 Power Switch Knob 01 170 Panel 180 Meter Cover 190 Circuit Board Front 200 Button 17 210 Hexagonal Nut 9 0 12X2 MFNI33 2 01 220 Flat Washer 9X14 0 5 FNM3 2 01 230 Toothed Lock Washer A 9 0 M...

Страница 40: ...rall Assembly H V632210 10 SW Top Cover 20 LED Sheet 80 Rear Sheet Assembly J U 80 Rear Sheet Assembly H 90 Hexagonal Nut 9 0 12X2 MFNI33 01 100 Flat Washer 9X14 0 5 FNM3 01 110 Bind Head Tapping Screw B 3 0X8 MFZN2BL 8 01 120 SW Bottom Case 130 Leg 4 01 V6145800 V6337600 V6337700 V6337800 LX200060 VL802300 EP600190 V6145900 VU859300 FOOT SWITCH OVERALL ASSEMBLY ...

Страница 41: ...50V K C77 Ceramic Cap chip 0 1000 25V Z C78 Ceramic Cap chip 0 1000 25V Z C79 Ceramic Cap chip 0 0100 50V K C105 Electrolytic Cap BP 10 00 35 0V C106 Ceramic Cap chip 10P 50V D C107 Ceramic Cap chip 0 1000 25V Z C108 Ceramic Cap chip 0 1000 25V Z C109 Ceramic Cap chip 22P 50V J C110 Ceramic Cap chip 1000P 50V K C111 Electrolytic Cap BP 10 00 35 0V C112 Ceramic Cap chip 68P 50V J C113 Ceramic Cap c...

Страница 42: ... Photo Coupler PC410T 04 IC13 Photo Coupler HCPL M600 04 IC14 IC 74HC244DT BUS BUF 16 IC 74HC244DT BUS BUF IC17 IC YM3437C F DIT2 07 IC18 IC UPC29M33T E1 3 3V 03 IC102 IC NJM5532M OP AMP 03 IC103 IC NJM5532M OP AMP 03 IC104 IC AK4520A VF E2 ADC DAC 07 IC107 IC 74HCU04DT INVERTOR IC108 IC TC74HC4040F B COUNTER 03 IC109 IC 74HC164DT SHIFT RESIST IC110 IC 74HC175DT D FF IC111 IC NJM78M05DLA 5 0V REGU...

Страница 43: ... 18 Resistor Array 10KX4 TR1 Transistor 2SC2412K Q R S 01 TR2 Transistor 2SC2412K Q R S 01 X1 Quartz Crystal Unit 30 00M HZ DOC 49S2 06 X2 Quartz Crystal Unit AT 49 12 0000MHZ 03 X101 Quartz Crystal Unit 24 576M AF3817CQA 03 ZD101 Zener Diode UDZ 2 0BTE 17 2 0V ZD102 Zener Diode UDZ 2 0BTE 17 2 0V Circuit Board ANALOG J U V633730 Circuit Board ANALOG E V633740 Circuit Board MAIN 1 8 7 8 J U Circui...

Страница 44: ...622 Electrolytic Cap 47 00 50 0V 01 C623 Ceramic Capacitor SL 100P 50V J 01 C624 Ceramic Cap B 220P 50V K 01 C625 Ceramic Cap B 220P 50V K 01 C626 Electrolytic Cap 100 00 35 0V 01 C627 Mylar Capacitor 0 1 50V J 01 C628 Mylar Capacitor 0 1 50V J 01 C629 Monolithic Ceramic Cap 0 10 50V Z 01 C630 Monolithic Ceramic Cap 0 10 50V Z 01 C701 Monolithic Ceramic Cap 0 10 50V Z 01 C702 Monolithic Ceramic Ca...

Страница 45: ...1 R513 Carbon Resistor 100 0 1 4 J 01 R514 Carbon Resistor 100 0 1 4 J 01 516 Carbon Resistor 10 0K 1 4 J 01 R517 Carbon Resistor 220 0K 1 4 J 01 R518 Carbon Resistor 6 8K 1 4 J 01 R519 Carbon Resistor 22 0K 1 4 J 01 R520 Carbon Resistor 100 0 1 4 J 01 R521 Carbon Resistor 100 0 1 4 J 01 R522 Carbon Resistor 100 0K 1 4 J 01 R523 Carbon Resistor 2 2K 1 4 J 01 R524 Carbon Resistor 100 0K 1 4 J 01 R5...

Страница 46: ...mbly B C 28 14P L 200 V621760 W601 Connector Assembly B B 24 3P L 200 V363250 W603 Connector Assembly B C 24 4P L 150 V620370 W604 Connector Assembly B B 24 3P L 200 V363250 W606 Connector Assembly B B 26 3P L 150 V620410 W608 Connector Assembly B B 24 3P L 200 V363250 W610 Connector Assembly B C 24 3P L 130 V363210 W611 Connector Assembly B C 24 3P L 300 V620360 W701 Connector Assembly B C 28 14P...

Страница 47: ...6 Carbon Resistor chip 10K 0 1 J 360 Carbon Resistor chip 10K 0 1 J R361 Carbon Resistor chip 1 0K 0 1 J 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 375 Carbon Resistor chip 560 0 1 J SW301 Push Switch SKHQFN GREEN 02 317 Push Switch SKHQFN GREEN 02 SW318 Rotary Switch SRBV18 1C 8S 07 VR301 Rotary V...

Страница 48: ...N302 W603 to MAIN 1 8 8M ROM 256K RAM 256K RAM OR OR OR OR OR ASSP AND OR OR AND to MAIN 1 8 W610 CPU DSP6 DSP6 PHOTO COUPLER BUFFER BUFFER BUFFER PULSE TRANSFORMER INVERTER 4M DRAM 4M DRAM DIT2 3 3V REGULATOR ADC DAC to MAIN 3 8 W401 5 0V REGULATOR B COUNTER SHIFT REGIST D FF INVERTER OP AMP OP AMP OP AMP OP AMP REGULATOR 3 3V UPC29M33T E1 XU965A00 1 DM IC18 3 3 2 GND 1 V IN 3 OUTPUT 2 GND 1 INPU...

Страница 49: ... SPEAKER N C 6 8 5 8 OP AMP to PN1 2 CN305 to DM CN102 OP AMP OP AMP OP AMP 2 8 to SW LED CN306 FOOT SW1 FOOT SW2 FOOT SW3 FOOT SW BANK to MAIN2 8 W503 AMP SELECT GAIN MASTER TREBLE REVERB SPEED PRESENCE MIDDLE BASS COMP DEPTH TIME FEEDBACK LEVEL DELAY TREMOLO ROTARY PHASER SP SIM SPRING TAPE ECHO PLATE HALL CHORUS STORE COMP UP DOWN FLANGER MANUAL UTILITY PN 1 2 ANALOG 8 8 KEC 54206 1 KEC 54206 1...

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