Lincoln Electric SVM112-B PC Board ASSEMBLY-DISPLAY, Return to Section To Section TOC

POWER WAVE 450

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G-11	ELECTRICAL DIAGRAMS	G-11
PC BOARD ASSEMBLY-DISPLAY

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1-2862 G

±.04

12.00

11.75

	XXXXXXXX	XXXXXXXX
16	XXXXXXXX	XXXXXXXX

	ITEM	REQ’D	PART NO.		DESCRIPTION	ITEM	REQ’D	PART NO.		DESCRIPTION
	R50,R59,R60,R63,R64,R65	16	S19400	-1500	150 1/4W	C1,C12,C20,C21,C22,C24,C25	45	S16668	-11	.1/50
	R67,R88,R104,R105,R110					C26,C27,C29,C30,C31,C34
	R150,R151,R152,R153,R154					C35,C36,C38,C39,C40,C41
	R51,R102,R114,R122,R126	16	S19400	-2212	22.1K 1/4W	C48,C49,C50,C52,C54,C55
	R134,R135,R140,R174					C56,C57,C59,C60,C65,C67
	R175,R178,R180,R181					C76,C80,C81,C82,C83,C84
	R184,R191,R199					C85,C86,C87,C95,C97,C99
	R73	1	T10812-41		10K 1/2W TRIMMER	C100,C101
	R79,R95	2	S19400	-2210	221 1/4W	C2,C3,C4,C5,C6,C7,C8,C9	23	S16668	-5	.022/50
	R80,R90,R97	3	S19400	-2213	221K 1/4W	C10,C11,C68,C70,C75,C77
	R85,R115,R120,R123,R127,R216	15	S19400	-3321	3.32K 1/4W	C78,C79,C88,C89,C90,C91
	R217,R218,R219,R220,R229					C92,C93,C94
	R230,R231,R232,R234					C14,C45,C46,C63,C96,C98	6	S16668	-8	330pF/100
	R89	1	S19400	-2001	2.0K 1/4W	C15,C16,C17,C18	4	S13490	-39	18/15
	R109	1	S19400	-26R7	26.7 1/4W	C100,C101
	R111	1	S19400	-1301	1.3K 1/4W	C32,C33	2	S16668	-1	22pF/100
	R112,R196	2	S19400	-2000	200 1/4W	C61,C66	2	S13490	-73	20/50
	R118	1	S19400	-5111	5.11K 1/4W	C62	1	S16668	-7	820pF/50
						C64,C71,C72,C73	4	S16668	-9	150pF/100
	R128,R130,R202,R209	4	S19400	-10R0	10 1/4W	C69	1	S16668	-4	2700pF/50
	R129,R137,R139,R158	4	S19400	-3322	33.2K 1/4W	C74	1	S13490	-3	.0047/400
						D2,D3,D4,D5,D6,D7,D8,D9	22	T12199-1		1N4004
						D11,D12,D13,D14,D15,D16
						D17,D18,D19,D20,D21,D22
	R156,R167	2	S19400	-4752	47.5K 1/4W	D23,D24
	R198,R204,R210,R214,R227	5	S19400	-6810	681 1/4W	D10	1	T12705-34		1N4936
	TP1	1	T13640-11		45J	DZ2,DZ3,DZ4,DZ5,DZ6,DZ11	12	T12702-52		1N4733
						DZ16,DZ19,DZ21,DZ26,DZ27
	W1	1	CJ000001		E2387-#20-2.00 (JUMPER)	DZ28
						DZ7	1	T12702-55		1N4738A
	X1,X2	2	S15128	-4	LM224 OP-AMP	DZ8,DZ14	2	T12702-53		1N4728A
8.27	X3,X4,X9	3	S17900	-25	IC,CMOS,LATCH,3-STATE (SS)	DZ9,DZ10,DZ12,DZ13	4	T12702-25		1N5357B
	X5	1	S17900-13		QUAD TWO INPUT AND GATE (SS)	DZ15,DZ23,DZ24,DZ25	4	T12702-29		1N4744A
	X7	1	S23996		HC11 MICROPROCESSOR(SS)	DZ17,DZ18,DZ20	3	T12702-27		1N4740
	X8	1	S21290	-4	ROM ASSEMBLY(SS)
	X10,X13	2	S20496	-1	LED DRIVER (SS)	J10	1	S18248	-16	HEADER
	X11	1	S17900	-2	HEX INVERTER (SS)	J11	1	S18248	-8	CONNECTOR
	X12	1	S17900-6		12 STAGE BINARY COUNTER (SS)	J12,J13,J15	3	S18248	-4	HEADER
	X14	1	S17900	-26	SELECT/MULTIPLX(SS)	J14	1	S18248	-6	HEADER
	X15	1	S20353	-1	IC,CMOS,DRVR/RCVR,EIA232	J16	1	S18248	-12	HEADER
	X16	1	S20603	-1	IC,CMOS,ACIA,2.0MHZ,68B50P	J17	1	S18248	-10	HEADER
	X17	1	M15102-3		RESET I.C. UNDERVOLT. SENSING CIR. (SS)	J18	1	S19365	-10	RT. ANGLE HEADER
						J19	1	S18899	-16	ST. HEADER

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Y1 1 S16665-6 CRYSTAL,QUARTZ,4.9152MHZ

CAPACITORS = MFD/VOLTS

INDUCTANCE = HENRIES

RESISTANCE = OHMS

4.73

L1,L2,L3,L4	4	T12218-9	.39mH
LED2,LED3,LED4,LED5,LED6	32	T13657-3	GREEN LED
LED7,LED8,LED9,LED10,LED11
LED12,LED13,LED14,LED15
LED16,LED17,LED18,LED19
LED20,LED21,LED22,LED23
LED25,LED26,LED27,LED28
LED29,LED30,LED31,LED32
LED33,LED34
LED24	1	T13657-4	YELLOW LED
OCI2,OCI4	2	S15000-10	OPTO ISOLATOR
OCI3,OCI13	2	S15000-23	6N136 OPTOCOUPLER
OCI5,OCI7,OCI8	3	S15000-19	IC,OPTOISOLATER
OCI10,OCI11,OCI12,OCI14	8	S15000-24	OPTOSENSOR,REFLECTIVE

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	V400 DISPLAY KEYPAD
	-1
.95	G2862
.25
	0
	0
	.25

XXXXXXXXXXXXX XXXXXXX XX XXXXXXXXXXXXXXX

4.50

OCI15,OCI16,OCI17,OCI18

Q3,Q5,Q6,Q7,Q8,Q9,Q12,Q13

23

T12704-68

2N4401

Q15,Q16,Q17,Q18,Q19,Q20

Q21,Q22,Q23,Q24,Q25,Q26

Q27,Q28,Q29

Q10

1

T12704-47

.5AMP/300V PNP

Q11

1

T12704-35

NPN TRANSISTOR

Q14

1

T12704-69

2N4403

R2,R6,R11,R12,R14,R16,R24

23

S19400

-1001

1K 1/4W

R27,R66,R70,R101,R124,R131

R132,R147,R164,R169,R203

R208,R213,R215,R228,R240

R3,R117

2

S19400

-2671

2.67K 1/4W

R4,R8,R9,R10,R18,R19,R20

13

S19400

-75R0

75 1/4W

R197

R5,R161

2

S19400

-1333

133K 1/4W

R7,R44,R45,R87,R106,R108

17

S19400

-1003

100K 1/4W

R125,R146,R148,R165,R166

R168,R172,R225,R226,R238

R239

1.23

R13

1

S19400

-3010

301 1/4W

R17,R35,R159,R207

4

S19400

-1501

1.5K 1/4W

R25,R42,R53,R103,R121,R133

16

S19400

-6811

6.81K 1/4W

R136,R138,R141,R142,R176

R177,R179,R182,R183,R185

R26,R57

2

S19400

-2670

267 1/4W

R28,R29,R30,R31,R32,R39

24

S19400

-1002

10K 1/4W

R40,R41,R47,R52,R55,R58,R77

R78,R86,R98,R99,R113,R116

R157,R201,R205,R211,R212

R33,R34,R74,R93,R143,R149

12

S19400

-4750

475 1/4W

R155,R162,R163,R171,R173

R190

R36,R37,R61,R68,R194,R195

7

S19400

-1000

100 1/4W

R197

R38

1

T14231-2

10M 1/2W

±.04

R43,R54,R107

3

S19400

-7500

750 1/4W

R46,R83,R94,R145,R170

5

S18380

-1

PTC THERMISTOR

9.00

R48,R49,R56,R62,R71,R72

11

S19400

-4751

4.75K

R81,R84,R100,R119,R160

9-27-96K

EQUIP.

INVERTER WELDERS

1-6-95B

3-21-97D

THE LINCOLN ELECTRIC CO. TYPE

2-10-95F

1-7-2000E

CLEVELAND, OHIO U.S.A.

DISPLAY/KEYPAD P.C. BOARD ASSEMBLY

8-11-95C

SUBJECT

12-8-95E

SCALE FULL

SHT.

1-26-96

DR MP

DATE 9-22-94 CHK DRS REF.

G2407-1

SUP’S’D’G

NO. G 2862-1

NOTE: Lincoln Electric assumes no responsibility for liablilities resulting from board level troubleshooting. PC Board repairs will invalidate your factory warranty. Individual Printed Circuit Board Components are not available from Lincoln Electric. This information is pro- vided for reference only. Lincoln Electric discourages board level troubleshooting and repair since it may compromise the quality of the design and may result in danger to the Machine Operator or Technician. Improper PC board repairs could result in damage to the machine.