Lincoln Electric LN-25 SVM179-B Service Manual page 93

G-15
sChEmaTiC - lN-25 prO CONTrOl pC BOarD - CODEs 11387, 11388, 11507, 11508 (G4745-1) pG 2
ElECTriCal DiaGrams
IM_PEAK
CC_SENSE
IM_AVE
35V_SENSE
13V_SENSE
WFS_POT
ARCV_SENSE
BURNBACK
DATA
SCLK
SPIBUS
TACH_IN
PWM_MOTR
PWM_CONT
PWM_SOL
SPI_MOSI
SPI_SCLK
POLARITY_SENSE
TRIGGER
BRAKE
MISO
CS1
CS2
CS3
SS
XRES
NOTE: This diagram is for reference only. It may not be accurate for all machines covered by this manual.
IM_PEAK 74 63 CUR_SENSE
P0[0] P4[0] CUR_SENSE
CC_SENSE 3 11 GAS_PURGE
P0[1] P4[1] GAS_PURGE
IM_AVE 77 64 TRIG_INLK_2_STEP
P0[2] P4[2] TRIG_INLK_2_STEP
35V_SENSE 99 10 CV_CC
P0[3] P4[3] CV_CC
13V_SENSE 79 66 COLD_FEED
P0[4] P4[4] COLD_FEED
WFS_POT 97 9
P0[5] P4[5]
ARCV_SENSE 81 67 LED
P0[6] P4[6] LED
BURNBACK 95 8
P0[7] P4[7]
DATA 44 52 THERMAL_LED
P1[0] P5[0]
SCLK LED[1]
30 23
P1[1] P5[1]
TACH_IN 45 53 STATUS_LED
P1[2] P5[2]
PWM_MOTR 29 22
P1[3] P5[3]
PWM_CONT 46 54
P1[4] P5[4] GAS_ON_OFF
PWM_SOL 28 21
P1[5] P5[5] GAS_FLOW
47 55
P1[6] P5[6]
24 20
P1[7] P5[7]
68 86 RXD
P2[0] P6[0] RXD
POLARITY_SENSE 7 87 TXD
P2[1] P6[1] TXD
69 88
P2[2] P6[2]
6 89
P2[3] P6[3]
TRIGGER OUT_2_4
70 90
P2[4] P6[4] OUT_2_4
5 91
P2[5] P6[5]
BRAKE 72 92
P2[6] P6[6]
CONFIG[0..3]
MISO 4 X3 93
P2[7] P6[7]
56 43 CONFIG[0]
P3[0] P7[0]
19 42 CONFIG[1]
P3[1] P7[1]
57 41 CONFIG[2]
P3[2] P7[2]
18 40 CONFIG[3]
P3[3] P7[3]
58 39
P3[4] P7[4]
17 38
P3[5] P7[5]
59 37
P3[6] P7[6]
16 36
P3[7] P7[7]
XRES 62 51
XRES NC51
1 60
NC1 NC60
2 61
NC2 NC61
12 71
NC12 NC71
13 73
NC13 NC73
25 75
NC25 NC75
26 76
NC26 NC76
27 78
NC27 NC78
31 80
NC31 NC80
33 94
NC94
NC33
35 96
NC35 NC96
48 98
NC48 NC98
49 100
NC100
NC49
50
NC50
CY8C29866
PROPRIETARY & CONFIDENTIAL:
SINCE COMPONENTS OR CIRCUITRY ON A
PRINTED CIRCUIT BOARD MAY CHANGE
WITHOUT AFFECTING THE INTERCHANGE-
ABILITY OF A COMPLETE BOARD, THIS
DIAGRAM MAY NOT SHOW THE EXACT
COMPONENTS OR CIRCUITRY OF CONTROLS
HAVING A COMMON CODE NUMBER.
GENERAL INFORMATION LAST NO. USED
R- _
ELECTRICAL SYMBOLS PER E1537 _ SEE PAGE 1
C-
.022/50V
CAPACITORS = MFD ( UNLESS OTHERWISE SPECIFIED)
_
RESISTORS = Ohms ( 1/4W LABELS D-
UNLESS OTHERWISE SPECIFIED)
1A,400V
DIODES = (UNLESS OTHERWISE SPECIFIED)
SUPPLY VOLTAGE NET
POWER SUPPLY SOURCE POINT
COMMON CONNECTION
FRAME CONNECTION
PSOC EARTH GROUND CONNECTION
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.
EQUIPMENT TYPE: FLEXIBLE POWER FEEDER
DESIGN INFORMATION PAGE 02 OF
DRAWN BY: JPZ 9/24/2009
SUBJECT: DOCUMENT
SCHEMATIC, CONTROL PCB
NUMBER:
ENGINEER: JPZ REFERENCE:
4745-1H0
MATERIAL NA APPROVAL PROJECT G
--------- 9-12-2008 CRM39801
APPROVED:
DISPOSITION: DATE: NUMBER:
lN-25™ prO
G-15
05
DOCUMENT
REVISION:
A