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Owner's Manual
This document is printed on chlorine free (ECF) paper with soy ink.
GA
011598
20011001-39800
POWERED SPEAKER
SERVICE MANUAL
CONTENTS
SPECIFICATIONS
PANEL LAYOUT
BLOCK DIAGRAM
CIRCUIT BOARD LAYOUT
WIRING
..................................................................... 5
DISASSEMBLY PROCEDURE
IC BLOCK DIAGRAM
CIRCUIT BOARDS
IDLING ADJUSTMENT
OVERALL CIRCUIT DIAGRAM
PARTS LIST
................................................... 3
.................................... 4
............................ 4
................. 5
.............................. 6
..................................... 7
.......................................... 8
........................ 10
HAMAMATSU, JAPAN
1.507K-844
Printed in Japan 2001.9
DS60-112
1
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Summary of Contents for Yamaha POWERED SPEAKER DS60-112
- Page 1 This document is printed on chlorine free (ECF) paper with soy ink. 011598 20011001-39800 POWERED SPEAKER SERVICE MANUAL CONTENTS SPECIFICATIONS ... 3 PANEL LAYOUT BLOCK DIAGRAM CIRCUIT BOARD LAYOUT WIRING ... 5 DISASSEMBLY PROCEDURE IC BLOCK DIAGRAM CIRCUIT BOARDS IDLING ADJUSTMENT OVERALL CIRCUIT DIAGRAM PARTS LIST DS60-112...
- Page 2 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.
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Page 3: Specifications
SPECIFICATIONS Output Power 60 Wrms Speaker 30 cm x 1 (Celestion SEVENTY 80) Controller/Switch VOLUME, TREBLE, MIDDLE, BASS, EQ ON/OFF, POWER INPUT : Standard Phone Mono Jack Connection Jacks SLAVE OUT : Standard Phone Mono Jack Input Level/Impedance INPUT : 0 dBm / 100 k Output Level/Impedance SLAVE OUT : 0 dBm / 1 k Power Requirements... -
Page 4: Panel Layout
PANEL LAYOUT Control Panel q INPUT Jack (INPUT) w Volume Control (VOLUME) e Equalizer Switch (EQ ON/OFF) r Equalizer Controls (TREBLE, MIDDLE, BASS) t Expansion Output Jack (SLAVE OUT) y Power Switch & Lamp (POWER) BLOCK DIAGRAM IC1 1/2 INPUT MAIN IC1 1/2, IC2 ACTIVE TYPE... -
Page 5: Circuit Board Layout
CIRCUIT BOARD LAYOUT MAIN MAIN WIRING MAIN MAIN MAIN MAIN MAIN W1 W3 W5 BT1 DS60-112 MAIN CN3 CN2... -
Page 6: Disassembly Procedure
DISASSEMBLY PROCEDURE External fittings Handle assembly 1-1. Remove the two (2) screws marked [G60d] and remove the handle. Corner metal fixture 2-1. Remove the two (2) screws marked [G50] and remove the corner metal fixture. (Fig. 1) 3-1. Remove the one (1) screw marked [G110] and remove the leg. -
Page 7: Ic Block Diagram
Amplifier Unit MAIN circuit board 1/4 6-1. Remove the amplifier unit (See Item 4 above.) 6-2. Remove the four (4) screws marked [30], four (4) knobs of Rotary variable resisters, four (4) hexagonal nuts and one (1) each of INPUT and SLAVE OUT hexagonal nuts. -
Page 8: Circuit Boards
CIRCUIT BOARDS MAIN Circuit Board MAIN 1/4 INPUT VOLUME MAIN 2/4 ON/OFF TREBLE Component side MIDDLE... - Page 9 DS60-112 MAIN 3/4 MAIN 4/4 Component side Component side POWER ON/OFF SLAVE OUT Component side BASS MAIN: CNA-V755090...
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Page 10: Idling Adjustment
IDLING ADJUSTMENT 1. Turn the idling adjustment volume (VR5) counterclockwise fully. 2. Adjust the VR5 so that the DC voltage between the terminals of the CN4 is 3mV. - Page 11 DS60-112 OVERALL CIRCUIT DIAGRAM MAIN OP AMP OP AMP Destination Power Transformer Power Cord Cord Bush Black Brown Blue White Green/Yellow Power Black Brown Transformer Blue Green White Green/Yellow DS60-112 OP AMP OP AMP Mylar Capacitor Destination Wire Wound Resistor Flame Proof Carbon Resistor Metal Oxide Film Resistor DS60-112...
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Page 12: Parts List
POWERED SPEAKER PARTS LIST CONTENTS OVERALL ASSEMBLY AMPLIFIER UNIT ELECTRICAL PARTS 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 WARNING... - Page 13 DS60-112 OVERALL ASSEMBLY G60b G60a G60b G60c G100 G110...
- Page 14 PART NO. DESCRIPTION REF NO. OVERALL ASSEMBLY Overall Assembly Overall Assembly Overall Assembly Overall Assembly Amplifier Unit Amplifier Unit Amplifier Unit Amplifier Unit Overall Assembly Cabinet Assembly Vinyl Leather Saran Net V 3 6 9 4 4 0 0 Conner Protector V 3 8 3 3 6 0 0 Oval Head Tapping Screw-1 V 3 6 3 0 3 0 0...
- Page 15 DS60-112 AMPLIFIER UNIT...
- Page 16 PART NO. DESCRIPTION REF NO. Amplifier Unit Amplifier Unit Amplifier Unit Amplifier Unit V 7 5 0 4 9 0 0 Chassis V 7 5 0 5 0 0 0 Chassis V 7 5 0 5 1 0 0 Chassis Circuit Board V 7 5 5 0 9 0 0 V 7 5 5 1 0 0 0...
- Page 17 DS60-112 ELECTRICAL PARTS PART NO. DESCRIPTION REF NO. ELECTRICAL PARTS V 7 5 5 0 9 0 0 Circuit Board V 7 5 5 1 0 0 0 Circuit Board Jumper Wire VV319600 Fuse Holder V 3 6 3 2 4 0 0 Wire Assembly UR866100 Electrolytic Cap.
- Page 18 PART NO. DESCRIPTION REF NO. HF456100 Carbon Resistor HF458100 Carbon Resistor HF455680 Carbon Resistor HF455220 Carbon Resistor HF456330 Carbon Resistor HF456100 Carbon Resistor HF457100 Carbon Resistor Carbon Resistor HF457100 HF458100 Carbon Resistor HF457220 Carbon Resistor HF458100 Carbon Resistor HF456220 Carbon Resistor HF458100 Carbon Resistor HF458100...
- Page 19 DS60-112 PART NO. DESCRIPTION REF NO. X0241B00 Power Transformer VZ461100 Power Cord VV205600 Power Cord VV058300 Power Cord VV058200 Power Cord : New Parts J VCTF 2X0.75 7A UC SJT 3X#18 10A BS H05VV-F3X0.75 E H05VV-F3X0.75 6A REMARKS RANK RANK: Japan only...