Dynaco ST-70 Restoration Module
Assembly, Installation, and Adjustment Manual
Page 11
CAE Dynaco Driver Restoration Module PC-3R – R0: 7-02
Page 1: ...particular Tech Note 1 II General Overview Take time to review all of the documentation provided including the aforementioned tech notes related to soldering technique and proper tools and test equip...
Page 2: ...re associated with soldering related errors b Diodes transistors IC s all semiconductors and many capacitors always electrolytic types are polar this means that there is a right and wrong way to inser...
Page 3: ...to Figure 1 Top View PC Board Component Placement Diagram The board has been designed so that a gentle radius near the body of the resistor will position the leads in alignment with the associated hol...
Page 4: ...ext begin desoldering each wire from the original PC 3 card The original Dynaco wires were solid PVC insulated The PVC is not very tolerant of heat and therefore you should be very careful not to melt...
Page 5: ...oard should be mounted so that the top surface of the PC Board rests inside the Dynaco ST 70 chassis cutout as per the original Be careful not to capture any wires and secure the board in places with...
Page 6: ...ier tube and the two left channel output tubes Do not install the right channel output tubes right now Replace the original 3A fuse Rotate both original Bias Potentiometers fully counterclockwise Conn...
Page 7: ...Dynaco ST 70 Restoration Module Assembly Installation and Adjustment Manual Page 7 CAE Dynaco Driver Restoration Module PC 3R R0 7 02 Figure 1...
Page 8: ...R9 R10 RESISTOR CARBON FILM 4 MSR 29SJ500 270K 270K 1 2W R11 R12 RESISTOR CARBON FILM 2 MSR 29SJ500 10 10 1 2 W R13 R14 RESISTOR METAL FILM 2 MSR 29MF500 47 5 47 5 1 2 W R15 R16 RESISTOR METAL OXIDE 2...
Page 9: ...Dynaco ST 70 Restoration Module Assembly Installation and Adjustment Manual Page 9 CAE Dynaco Driver Restoration Module PC 3R R0 7 02...
Page 10: ...Dynaco ST 70 Restoration Module Assembly Installation and Adjustment Manual Page 10 CAE Dynaco Driver Restoration Module PC 3R R0 7 02...
Page 11: ...Dynaco ST 70 Restoration Module Assembly Installation and Adjustment Manual Page 11 CAE Dynaco Driver Restoration Module PC 3R R0 7 02...