XP-720K

POWER SUPPLY KIT MODEL XP-620K Assembly and Instruction Manual TM Elenco Electronics, Inc. TM Copyright 2003, 1989 Elenco Electronics, Inc. Revised 2003 REV-O 75320KPARTS LIST If any parts are missing or damaged, see instructor or bookstore. DO NOT contact your place of purchase as TM they will not be able to help you. Contact Elenco Electronics (address/phone/e-mail is at the back of this manual) for additional assistance, if needed. RESISTORS Qty. Symbol Value Color Code Part 1 R5 .18W 5% 3W 101804 2 R3, R4 2.7W 5% 1/2W red-violet-gold-gold 112701 2 R1, R2 150W 5% 1/4W brown-green-brown-gold 131500 2 VR1, VR2 2kW Potentiometer 192422 CAPACITORS Qty. Symbol Value Description Part 5 C1 - C4, C8 10mF Electrolytic 271045 2 C5, C6 2200mF Electrolytic 292226 1 C7 4700mF Electrolytic 294744 SEMICONDUCTORS Qty. Symbol Value Description Part 4 D1 - D4 1N4001 Diode 314001 4 D5 - D8 1N5400 Diode 315400 1 Q1 A70 Transistor PNP 320070 1 Q2 2N6124 Transistor PNP 326124 1 IC1 LM-317 Integrated Circuit 330317 1 IC2 LM-337 Integrated Circuit 330337 1 IC3 LM-7805 Integrated Circuit 337805 MISCELLANEOUS Qty. Description Part Qty. Description Part 1 Transformer 440720 1 Nut 6-32 Large 644600 1 PC Board 512013 4 Nut 6-32 Small 644601 1 Fuse 1.25A 530125 2 Nut 8-32 644800 1 Rocker Switch 541204 2 Flat Washer 8mm x 14mm 645101 1 Cover 611120 2 Lockwasher 5/16 646101 1 Chassis 612020 2 Lockwasher 8 646828 1 Heat Sink 615010 4 Rubber Feet 662003 2 Knob 622009 1 Fuse Holder Body 663005LB 1 Strain Relief 624003 1 Fuse Holder Nut 663005N 5 Insulating Washer 624007 1 Fuse Holder Cap 663005UB 4 PC Board Stand-off 625001 1 Fuse Holder Washer 663005W 2 Black Binding Post 625031 3 Mica Insulator 780002 5 Lockwasher, Binding Post 625031LW 1 Silicon Grease 790005 5 Nut, Binding Post 625031HN 6 20 Ga. Red Wire 813210 2 Red Binding Post 625032 48 22 Ga. Red Wire 814201 1 Yellow Binding Post 625034 48 22 Ga. Orange Wire 814310 5 Screw 6-32 x 3/8 Phillips 641640 48 22 Ga. Blue Wire 814610 2 Screw 8-32 x 3/8 Phillips 641840 1 Line Cord 862105 4 Screw 6 x 3/8 Black Truss Head 642652 2 Shrink Tubing 1/2 Dia. 891101 2 Screw 6 x 3/8 black AB Phillips 642660 1.5 Shrink Tubing 3/4 Dia. 899110 2 Nut 7mm 644101 1 Solder Tube 9ST4 -1-