Copyright © 2019 ANK Audio Kits
www.AudioNoteKits.com
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Page 3
Section 3 — Power Supply Board Installation ................................................................ 37
3.1 Overview …………………………………………………………………………………..….….…..……..…….…… 37
3.2 Parts List …………………………………………………………………………………..….….………....…….…… 39
3.3 Installing the Valve Base ………………………………………………………..….………..…...…….…… 39
3.4 Installing the Resistors ……………………………………………………………………..….….………….…….…… 40
3.5 Installing the Capacitors and Diode …………………………………………..….….………….…….…… 42
Section 4 — Filament Supply Board Installation ........................................................... 44
4.1 Overview ……………………………………………………………………………….…..….………..………...…… 44
4.2 Parts List ……………………………………………………………………………….…..….…………....…….…… 46
4.3 Installing the Resistors ………………………………………………………………….…..….…………….…….…… 46
4.4 Installing the Bridge Rectifiers …………………………………………………….…..……….……....…….…… 46
4.5 Installing the Capacitors …………………………………………………….…..….………..…..…….…… 47
4.6 Installing the Regulators …………………………………………………….…..….…………….…….…… 47
Section 5 — Driver Board Installation …………….............................................................. 49
5.1 Overview ……………………………………………………………………………..………..….….……..…….…… 49
5.2 Schematic ……………………………………………………………………………..………..….….……..…….…… 51
5.3 Parts List …………………………………………………………………………………..…..….….……..…….…… 52
5.4 Installing the Valve Bases …………………………………………………………….….….……..…….…… 52
5.5 Installing the Resistors ……………………………………………………………………..………….……..…….…… 53
5.6 Installing the Capacitors ………………………………………………………..….………...…..…….…… 53
Section 6 — Output Transformers Installation ............................................................. 55
6.1 Overview …………………………………………………………………………………..….………...…….......…… 55
6.2 Installing the Output Transformers …………………………………………..….………..……..………… 56
Section 7 — Power Supply Board Interwiring ............................................................. 58
7.1 Overview ……………………………………………………………………………………..….….…….…..…...…… 58
7.2 Connecting the Choke ………………………………………………………………………………...….…...………… 60
7.3 Connecting the Mains Secondary Wires ……………………………………….…..….……………..…….…… 61
7.4 The CHS Connection …………………………………………………….……….…………………..………………… 62
7.5 The Blue/White and LED NEGATIVE Connection …………………………………….……………………… 63
7.6 The Remaining Connections ………………………………………………….……………….…….……….…… 63
7.7 Installing the Power Supply Board ……………………………………………….……………..…….…… 65
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