Lexmark 4227 Service Manual - Page 119

Tractor 2 cable connectors, Motor Phase A; 0 V dc when Tractor 2

Page 119 highlights

4227-300 Tractor 2 cable connectors The Tractor 2 cable is soldered to the board at CN1. Pin CN1-1 CN1-2 CN1-3 CN1-4 CN1-5 CN1-6 CN1-7 CN1-8 CN1-9 CN1-10 CN1-11 CN1-12 CN1-13 Mode +26 V dc +26 V dc Frame Gnd Not used. +5 V dc Motor Common D-Set (signal for Tractor 2 plugged in) Signal Gnd Motor Phase A; 0 V dc when Tractor 2 not in use; 0 V dc when Tractor 2 is in use. Motor Phase B; +5 V dc when Tractor 2 not in use; 0 V dc when Tractor 2 is in use. Not used. Slider Home Sensor; +5 V dc when open, 0 V dc when closed. Tractor 2; +5 V dc when open, 0 V dc when closed. Locations and connectors 6-15

  • 1
  • 2
  • 3
  • 4
  • 5
  • 6
  • 7
  • 8
  • 9
  • 10
  • 11
  • 12
  • 13
  • 14
  • 15
  • 16
  • 17
  • 18
  • 19
  • 20
  • 21
  • 22
  • 23
  • 24
  • 25
  • 26
  • 27
  • 28
  • 29
  • 30
  • 31
  • 32
  • 33
  • 34
  • 35
  • 36
  • 37
  • 38
  • 39
  • 40
  • 41
  • 42
  • 43
  • 44
  • 45
  • 46
  • 47
  • 48
  • 49
  • 50
  • 51
  • 52
  • 53
  • 54
  • 55
  • 56
  • 57
  • 58
  • 59
  • 60
  • 61
  • 62
  • 63
  • 64
  • 65
  • 66
  • 67
  • 68
  • 69
  • 70
  • 71
  • 72
  • 73
  • 74
  • 75
  • 76
  • 77
  • 78
  • 79
  • 80
  • 81
  • 82
  • 83
  • 84
  • 85
  • 86
  • 87
  • 88
  • 89
  • 90
  • 91
  • 92
  • 93
  • 94
  • 95
  • 96
  • 97
  • 98
  • 99
  • 100
  • 101
  • 102
  • 103
  • 104
  • 105
  • 106
  • 107
  • 108
  • 109
  • 110
  • 111
  • 112
  • 113
  • 114
  • 115
  • 116
  • 117
  • 118
  • 119
  • 120
  • 121
  • 122
  • 123
  • 124
  • 125
  • 126
  • 127
  • 128
  • 129
  • 130
  • 131
  • 132
  • 133
  • 134
  • 135
  • 136
  • 137
  • 138
  • 139
  • 140
  • 141
  • 142
  • 143
  • 144
  • 145
  • 146

Locations and connectors
6-15
4227-300
Tractor 2 cable connectors
The Tractor 2 cable is soldered to the board at CN1.
Pin
Mode
CN1-1
+26 V dc
CN1-2
+26 V dc
CN1-3
Frame Gnd
CN1-4
Not used.
CN1-5
+5 V dc
CN1-6
Motor Common
CN1-7
D-Set (signal for Tractor 2 plugged in)
CN1-8
Signal Gnd
CN1-9
Motor Phase A; 0 V dc when Tractor 2 not
in use; 0 V dc when Tractor 2 is in use.
CN1-10
Motor Phase B; +5 V dc when Tractor 2
not in use; 0 V dc when Tractor 2 is in use.
CN1-11
Not used.
CN1-12
Slider Home Sensor; +5 V dc when open,
0 V dc when closed.
CN1-13
Tractor 2; +5 V dc when open, 0 V dc
when closed.