Page 5 of 80
Figure 13-Installing power outlets and IEC connector...watch orientation! Installing the
power switch…watch orientation! .................................................................................... 19
Figure 14-Insert cable ties, then lay twisted pair into the chassis corner ......................... 21
Figure 15-Form switch wires to avoid the ground stud .................................................... 23
Figure 16-Adding Lug to Ground Harness ....................................................................... 23
Figure 17-AC Power and Ground Wiring ......................................................................... 24
Figure 18-Transformer and power supply assembly ready for installation ...................... 25
Figure 19-Fasten the transformer to the preamp right side wall ....................................... 29
Figure 20-Power Supply assembled and installed ............................................................ 29
Figure 21-Silk screen of the “component side” of the controller PCB ............................. 31
Figure 22-Insert all the IC’s so that the U-shaped indent matches the silk-screen ........... 33
Figure 23-14 and 16 pin cable connector installation ....................................................... 35
Figure 24-showing socket orientation ............................................................................... 35
Figure 25-Switch and LED side of Controller Board ....................................................... 36
Figure 26-Bending the IR Detector Leads and setting the mounting height .................... 37
Figure 27-LED with white spacer added .......................................................................... 38
Figure 28-Observe D8 installed and orientation of the lead frame of the LED ................ 39
Figure 29-Completed controller, push-button and LED side and component side........... 40
Figure 30-Silkscreen side of the Input Selector Board shows component locations ........ 43
Figure 31-Align socket feature with silk screen ............................................................... 47
Figure 32-Correct orientation for P1 on the selector board .............................................. 48
Figure 33-Mounting the input connector shield................................................................ 50
Figure 34-Assembled Input Selector board (some kits have black relays) ....................... 51
Figure 35-Insert opamp so semi-circular indentation in IC package matches silk-screen
feature ............................................................................................................................... 54
Figure 36-16 pin ribbon cable orientation and installation ............................................... 55
Figure 37-Silkscreen side of the tone volume board shows component locations ........... 56
Figure 38-orientation of IC6 ............................................................................................. 58
Figure 39-C13 and C14 installation (C13 shown) ............................................................ 58
Figure 40-Carefully note the connector orientation .......................................................... 60
Figure 41-install jumper wires in the C5 and C6 positions .............................................. 60
Figure 42-Motor POT wire preparation ............................................................................ 61
Figure 43-Motor POT wiring detail .................................................................................. 62
Figure 44-Assembled Tone Volume board (oblique view) .............................................. 63
Figure 45-Tone volume board viewed from directly above ............................................. 64
Figure 46-Connecting wires to front panel (FP) 1/8" phono jack ..................................... 65
Figure 47-Inserting 1/8" jacks in the front panel .............................................................. 65
Figure 48-Showing 14 pin Ribbon Cable Installation and Orientation ............................ 67
Figure 49-Install plastite screws (6) in the holes between the left and right channel input
jacks .................................................................................................................................. 68
Figure 50-Two of the three cover plates have been installed ........................................... 69
Figure 51-Tone Volume schematic ................................................................................... 74
Figure 52-Controller Schematic page 1 ............................................................................ 75
Figure 53-Controller Schematic Page 2 ............................................................................ 76
Figure 54-Input selector page 1 ........................................................................................ 77
Figure 55-Input selector page 2 ........................................................................................ 78
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