JUKI lbh-1790 series Engineer's Manual page 5

12. ELECTRICAL COMPONENTS...................................................................... 90
(1) Change of data ROM ..................................................................................................... 90
(2) Adaptation to the high voltage ..................................................................................... 90
(3) DIP switch....................................................................................................................... 90
(4) Adaptation to the PK pedal ........................................................................................... 91
(5) Fuse list .......................................................................................................................... 92
13. GAUGE COMPONENTS AND OPTIONAL COMPONENTS ........................ 93
14. OTHERS ........................................................................................................ 95
(1) Points of replacement for feed 70 mm and 120 mm ................................................... 95
15. TROUBLES AND CORRECTIVE MEASURES ............................................. 97
(1) With regard to sewing ................................................................................................... 97
(2) With regard to mechanical components ................................................................... 106
(3) With regard to electrical components ....................................................................... 107
16. TIME CHART ............................................................................................... 123
17. CIRCUIT DIAGRAM .................................................................................... 125
(1) Block diagram A (3-phase 200 to 240V)..................................................................... 125
(2) Block diagram B (Single phase 230V (for CE)) ......................................................... 126
(3) Block diagram C (Single phase 220 to 240V) ............................................................ 127
(4) Power circuit diagram (3-phase 200 to 240V) ........................................................... 128
(5) Power circuit diagram (Single phase 220 to 240V) ................................................... 129
(6) Power circuit diagram (Single phase 100V) .............................................................. 130
(7) Servo motor circuit diagram ....................................................................................... 131
(8) Stepping motor/solenoid circuit diagram.................................................................. 132
(9) Head sensor circuit diagram ...................................................................................... 133
(10) Pedal switch circuit diagram .................................................................................... 134
(11) Connection circuit diagram between control box and head ................................. 135
18. DRAWING OF THE TABLE ........................................................................ 136