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ELECTRICAL DIAGRAMS | |
PC BOARD ASSEMBLY - METER BOARD |
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.25 | 4.25 | 7.75 | ~.04 |
9.00 |
~.04
ITEM | REQ'D | PART NO. | DESCRIPTION |
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C1,C6,C9,C17,C25,C27 | 6 | 1.0/35 | |
C2,C4,C7,C10,C11,C12,C13 | 28 | .1/50 | |
C14,C15,C16,C21,C22,C23 |
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C24,C26,C28,C29,C30,C31 |
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C32,C34,C35,C36,C37,C38 |
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C39,C41,C44 |
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C3,C5,C8,C40 | 4 | 4.7/35 | |
C18,C33,C43 | 3 | .022/50 | |
C19,C20 | 2 | 22pF/100 | |
C42 | 1 | 39uF/20V | |
C45 | 1 | .15/200 | |
D1,D2,D3 | 3 | 1N4004 | |
D4 | 1 | DIODE | |
DZ1,DZ2,DZ3 | 3 | 1N5347B | |
DZ4,DZ5 | 2 | 1N4740 | |
J8,J9 | 2 | ||
LED1,LED2,LED3,LED4,LED5 | 6 | LED DISPLAY | |
LED6 |
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OCI1,OCI2,OCI3,OCI4,OCI5 | 5 | ||
Q1,Q2 | 2 | TRANSISTOR | |
Q3,Q4,Q5,Q6,Q7 | 5 | 2N4403 | |
R1,R2,R3,R4,R5,R6,R7,R8,R9 | 20 | 20 1/4W | |
R10,R38,R39,R40,R41,R42 |
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R55,R56,R73,R74,R82 |
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R11,R12,R13,R14,R15,R16 | 21 | 1K 1/4W | |
R17,R54,R58,R61,R63,R64 |
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R65,R66,R69,R71,R72,R80 |
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R81,R153,R160 |
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R18,R19,R20,R21,R22,R33 | 10 | 15 1/4W |
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5.00
4.75 
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| C1 | R1 | R2 | R3 | R4 | R5 | R6 | R7 | R8 | R9 | R10 | R11 | R12 | R13 | R14 | R15 | R16 | R17 | R18 | R19 | R20 | R21 | R22 |
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| DZ1 | R23 | R24 | R25 | R26 |
| R27 | R28 | R29 | R30 | R31 | R32 | R33 | R34 | R35 | R36 | R37 | R38 | R39 | R40 | R41 | R42 |
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R43 | R44 | R45 | R46 | R47 | R48 |
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| DZ5 | Q | ||||
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| C10 |
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COMMANDER
METER
.25
0
R57
C33
C11 |
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R49 | X2 | |
R58 | ||
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C16 |
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C17 |
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X1 |
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R123
R127
R131
R133
R132
R148
R149
Y1
R75
C19
C20
R96
R97
R107
R108
R111
R112
R117
R118
C35
X13
C43
C28C21C12
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X7 |
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X8 |
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| R67 | |
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| R76 | ||
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X9 |
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| R109 | |
X11 |
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| R113 | ||
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| R114 | |
X12 |
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| R119 | |
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| R124 | ||
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| R125 | |
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| R128 | |
X14 |
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R153 | R154 | R155 | R156 | R157 | R158 | R159 |
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| R52 | R53 |
| OCI1 |
| LED1 |
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| R78 | R79 |
| OCI2 |
R84 | R85 | R86 | R87 | R88 | R89 | R90 | R91 | R92 | R93 | R94 | R95 |
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| OCI3 |
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| C29 | OCI4 |
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| R115 | R116 |
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| LED4 |
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| LED6 |
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| R137 |
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| R140 | R141 | R142 |
| R144 | R129 | R130 | C36 | OCI5 |
R134 | R135 | R136 | R138 | R139 | R143 | R145 |
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R160 |
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C13
R61
R62
R68
C22
C23
C24
C25
C26
C27
C30
C31
R120
C34
R126
C37
C38
R146
R147
C44
J8
Q3 |
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| R63 | R64 |
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C18 |
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| X10 |
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R98 | R99 | R100 | R101 | R102 | R103 | R104 | R105 | R106 | C32 | ||
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| R121 |
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| R122 |
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C39 | C40 |
| X15 |
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| R150 |
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J9
R54 | R55 |
R65 | R56 |
R66 |
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R71 |
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R72 | R73 |
R80 | R74 |
R81 | R82 |
TP1
C45
D4
0 | 1.25 | 5.50 | 8.75 |
R34,R35,R36,R37 |
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R23,R24,R25,R26,R27,R28 | 10 | 150 1/4W | |
R29,R30,R31,R32 |
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R43,R44,R96,R97,R98,R104 | 24 | 10K 1/4W | |
R106,R107,R108,R111,R112 |
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R117,R120,R121,R122,R123 |
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R126,R132,R133,R148,R149 |
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R155,R157,R159 |
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R45,R46,R47,R48,R57,R70 | 9 | 4.75K | |
R118,R127,R131 |
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R49,R146,R147 | 3 | 100K 1/4W | |
R50,R51,R52,R53,R59,R60 | 48 | 162 1/4W | |
R67,R76,R77,R78,R79,R83 |
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R84,R85,R86,R87,R88,R89 |
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R90,R91,R92,R93,R94,R95 |
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R109,R110,R113,R114,R115 |
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R116,R119,R124,R125,R128 |
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R129,R130,R134,R135,R136 |
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R137,R138,R139,R140,R141 |
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R142,R143,R144,R145 |
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R62,R68,R154,R156,R158 | 5 | 475 1/4W | |
R75 | 1 | 1M 1/4W | |
R99,R100,R101,R105 | 4 | 6.81K 1/4W | |
R102,R103 | 2 | 68.1K 1/4W | |
R150,R151,R152 | 3 | 301 1/4W | |
TP1 | 1 | 18V/100J MOV | |
X1 | 1 | ROM ASSEMBLY(SS) | |
X2 | 1 | IC,S8054HN,UNDERVOLT. SENSING CIR. (SS) | |
X3 | 1 | IC,24C01A,CMOS,EEPROM (SS) | |
X4 | 1 | +5V REG. | |
X5,X6 | 2 | +5 V REG. | |
X7,X8,X9,X11,X12,X14 | 6 | ||
X10 | 1 | ||
X13 | 1 | 14 PIN I.C. (SS) | |
X15 | 1 | IC,431,VOLTAGE REF. | |
Y1 | 1 | 4.0 MHz |
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G
NOTE: Lincoln Electric assumes no responsibility for liabilities 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 provided 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.
