Lincoln Electric LN-25 SVM179-B Service Manual page 101

G-23
sChEmaTiC- lN-25 prO CONTrOl pC BOarD - CODEs 11620, 11621, 11716, 11717, 11746, 11747 (G4783-1) pG 5
624
624
ElECTriCal DiaGrams
D46
3A
600V
3K
10W
D48
15A
600V
D43
1A
600V
D47
3A
600V
22.1K
0.063W
R128
C19
2.21K 0.063W
0.1uF
8
VREF R129
630V
7 4
VCC RT/CT
6 2
OUT VFB
X10
5 1
GND COMP
C59
2843BD1 3
CS 150pF
DZ5
100V
17V
5W
2
D29
C60
C7 0.2A
3
220uF 30V 100pF
25V 100V
1
2.67K
3K 3K
10W 10W
D42
2.67K
1A
400V
15K
301
1 8
VS1 VS8
2 7
IN OUT7
4 X14 6
GND4 OUT6
5
DZ12 MIC4452YM GND5
43V
15K
1W
GND
DZ6
56V
3W
15K
8
VREF
DZ7 7 4
VCC RT/CT
30V
6 2
3W OUT X13 VFB
5 1
GND COMP
15K 2843BD1 3
CS
OVERVOLTAGE
DZ8
SHUTDOWN
30V
126 - 146VDC
3W
Q15 2
C20
25A
470uF
D44
250V 350V
0.2A
C67
3
30V
100pF
100V
1
C13
C18
1.5K 1K DZ9
1uF 82uF
0.1W 3.3V
63V 35V
3W
GND
NOTE: This diagram is for reference only. It may not be accurate for all machines covered by this manual.
10
T1
9
58P6091
T1-9
C12
0.0033uF
630V
Q8
33.2 20A
R130 600V
DZ16
18V
0.5W
D41
1A
3.01K
400V
0.1W
R121
1K 332
0.063W
R151
3.32K
R152
0.063W
332
R131
3.01K
C61 0.1W
0.0047uF
50V
1 1 1 1 1 1 1 1 1 1
GND
D36
15A
600V
R41
C8
2.2
0.0015uF
5W
2000V
35VDC_SUPPLY
4
1
D45
T2 T2
C17
8A
3 6 0.012F
1000V
TX06101B TX06101B 50V
C16
0.0033uF
630V
GND
Q10
47A
R227 600V
15
R222
15
D56
DZ17
0.5A
18V
3.92K
30V
0.5W
1W
28K 0.1W
R161
2.67K 0.1W
R160
R148
1K
C68 0.063W
150pF
100V
3.32K
0.063W
301
R149
0.1W
C69
0.0047uF
50V
1 1 1 1 1 1 1 1 1 1
GND
R112
33.2K
0.063W
D28
3A
600V
IN OUT
X5
78M15
C2 2K GND
82uF
35V
2K
GND
5VSPI_SUPPLY
L1
10uH
T1 1.02A
1 100
C5
220uF
25V
2
D27
100
3A C4
0.001F
40V
35V
D39 3
1A
400V
GND
4
2K
D33
1A C56
C6
600V 82uF 0.1uF
35V 50V
2K
DZ18 GND
3.3V
D40
0.5W
1A
IN OUT
400V X9
79M15
D38
1A
400V
DZ11
15V R220
3W 100
LED1
IN OUT
X12 5.0VDC_SUPPLY
7805
C10
DZ10
C9
82uF
15V GND 82uF
35V
3W 35V
1A
600V
T1-5
5
D34
T1
6
C62
58P6091 C74
0.1uF 82uF
50V 35V
35VDC_SUPPLY
667
667
1A/FR
400V
T1-7 D35-C 8
7
IN
D35
T1
8 C64
1uF 2
58P6091 35V
+5V
4.75K
0.063W
VM_LIM
GENERAL INFORMATION
Q6
0.5A ELECTRICAL SYMBOLS PER E1537
40V
CAPACITORS =
RESISTORS = Ohms (
C57
39.2K 1A,400V
DIODES =
0.022uF
0.1W
50V
GND
POWER SUPPLY
PROPRIETARY & CONFIDENTIAL: THIS DOCUMENT CONTAINS PROPRIETARY INFORMATION OWNED BY LINCOLN GLOBAL, INC. AND MAY NOT BE DUPLICATED, COMMUNICATED
TO OTHER PARTIES, OR USED FOR ANY PURPOSE WITHOUT THE EXPRESS WRITTEN PERMISSION OF LINCOLN GLOBAL, INC.
SINCE COMPONENTS OR CIRCUITRY ON A EQUIPMENT TYPE:
DESIGN INFORMATION
PRINTED CIRCUIT BOARD MAY CHANGE
WITHOUT AFFECTING THE INTERCHANGE- DRAWN BY: APM 9/3/2010
SUBJECT:
ABILITY OF A COMPLETE BOARD, THIS
APM
DIAGRAM MAY NOT SHOW THE EXACT ENGINEER: REFERENCE:
MATERIAL
COMPONENTS OR CIRCUITRY OF CONTROLS ---------
APPROVED: DRS
DISPOSITION:
HAVING A COMMON CODE NUMBER.
G-23
15VDC_SUPPLY
15VDC_SUPPLY
C3
220uF
25V
5VSPI_SUPPLY
NEG15V_SUPPLY
15V_ISO
15V_ISO
DZ19
18V
0.5W
ISO
15V_ISO_COM
B1
D37
30A
600V
MOTOR_SUPPLY
MOTOR_SUPPLY
5.1K
5W
B2
GND
X11
1 5V_ISO2
78L05A 5V_ISO2
OUT
C11
GND
1uF
35V
3 6 7
COM_ISO2
COM_ISO2
LAST NO. USED
R- _
SEE PAGE 1
_
C-
.022/50V
MFD ( UNLESS OTHERWISE SPECIFIED)
D- _
1/4W UNLESS OTHERWISE SPECIFIED) LABELS
(UNLESS OTHERWISE SPECIFIED)
SUPPLY VOLTAGE NET
POWER SUPPLY SOURCE POINT
COMMON CONNECTION
FRAME CONNECTION
EARTH GROUND CONNECTION
FLEXIBLE POWER FEEDER
PAGE 05 OF 05
SCHEMATIC, CONTROL PCB DOCUMENT DOCUMENT
NUMBER: REVISION:
4783-1C0 A
NA APPROVAL PROJECT G
10-23-2009 CRM40617
DATE: NUMBER:
lN-25™ prO