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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.
ELECTRICAL DIAGRAMS
G-8
LN-10
PC BOARD ASSEMBLY-DISPLAY
10139-1
Ch’ge. Sht. No.
XA
5-2-97
11-20-98G
1-21-2000B
DISPLAY P.C. BOARD
MJH
FULL
10139-1
7/24/96
L9122-1
THE LINCOLN ELECTRIC CO.
CLEVELAND, OHIO U.S.A.
EQUIP.
TYPE
SCALE
SUBJECT
DR
DATE
CHK
REF.
SUP’S’D’G
SHT.
NO.
L
L
R39
R38
R37
R36
R35
R34
R33
R32
R31
R30
R29
R28
R27 R26
R1
R3
R4
R23
R24
R25
R10 R2
R5
R6
R7
R9
R11
R12
R13
R14
R15
R17
R18
R19
R20
C10
C9
C1
C2
C3 C4
C5
C6
C7
C11
C8
D2 D1
X4
X3
X8
X7
X6
X5
DISP1
DISP8 DISP7 DISP6 DISP5
DISP4 DISP2 DISP3
LED23
LED22
LED21
LED20
LED19
LED18
LED17
LED16
LED15
LED14
LED13
LED8
LED1
LED10
LED5 LED6 LED7
LED9
LED2
LED3
LED4
LED11
LED12
J11
J10
X2 X1
L10139-1
D. H. DISPLAY
C1,C2,C3,C4,C9,C10 6 S16668-11 .1/50
C5,C6,C7 3 S16668-6 4700pF/50
C8,C11 2 S13490-25 4.7/35
D1,D2 2 T12199-1 1N4004
DISP1 1 S17395-1 DISPLAY
DISP2,DISP3,DISP4,DISP5 7 S17395-2 DISPLAY
DISP6,DISP7,DISP8
LED1,LED2,LED3,LED4,LED5 23 T13657-6 RED LED
LED6,LED7,LED8,LED9,LED10
LED11,LED12,LED13,LED14
LED15,LED16,LED17,LED18
LED19,LED20,LED21,LED22
LED23
R1,R2,R3,R4,R5,R6,R7,R27 8 S19400-1001 1K 1/4W
R9,R10,R11,R12,R13,R14,R15 12 S19400-4750 475 1/4W
R17,R18,R19,R20,R26
R23,R24,R25 3 S19400-1002 10K 1/4W
R28,R29,R30,R31 4 S19400-1501 1.5K 1/4W
R32,R33,R34,R35,R36,R37 8 S19400-1000 100 1/4W
R38,R39
X1,X2 2 S15128-5 +5V REG.
J10 1 S20380-9 HEADER
J11 1 S20380-8 HEADER
X3 1 S17900-10
X4 1 S17900-8
X5,X6,X7,X8 4 S20496-1
CAPACITORS = MFD/VOLTS
RESISTORS = OHMS, 1/4 WATT (UNLESS OTHERWISE SPECIFIED)
MAKE PER E1911
TEST PER E3670-DP
ENCAPSULATE WITH E1844
±.04
8.35
0
0.25
7.35
7.05
8.35
5.75
8.10
0
4.05
8.35
8.09
3.80
0.25
ITEM
REQ’D
PART NO.
IDENTIFICATION
6.00
1
N.D.
±.04
DUAL FEEDERS
G-8
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