
B–64115EN/01
2. HARDWARE
151
2
HARDWARE
This chapter describes the printed circuit boards of the CNC control unit
and card PCB functions on the printed circuit boards. The chapter also
describes procedures for replacing consumable items.
2.1 HARDWARE CONFIGURATION 152. . . . . . . . . . . . . .
2.2 HARDWARE OVERVIEW 153. . . . . . . . . . . . . . . . . . . .
2.3 TOTAL CONNECTION DIAGRAMS 155. . . . . . . . . . .
2.4 CONNECTOR AND CARD
CONFIGURATIONS OF PRINTED
CIRCUIT BOARDS 158. . . . . . . . . . . . . . . . . . . . . . . . . .
2.5 UNITS AND PRINTED CIRCUIT BOARDS 184. . . . .
2.6 REPLACING THE MAIN BOARD 187. . . . . . . . . . . . .
2.7 MOUNTING AND DEMOUNTING CARD
PCBS 189. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
2.8 MOUNTING AND DEMOUNTING DIMM
MODULES 192. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
2.9 REPLACING FUSE ON CONTROL UNIT 194. . . . . . .
2.10 REPLACING BATTERY 195. . . . . . . . . . . . . . . . . . . . . .
2.11 REPLACING FAN MOTORS 201. . . . . . . . . . . . . . . . . .
2.12 REPLACING LCD BACKLIGHT 202. . . . . . . . . . . . . .
2.13 LIQUID CRYSTAL DISPLAY (LCD) 209. . . . . . . . . . .
2.14 DISTRIBUTED I/O SETTING 210. . . . . . . . . . . . . . . . .
2.15 REPLACING FUSES ON VARIOUS UNITS 212. . . . . .
2.16 ENVIRONMENTAL REQUIREMENTS OUTSIDE
THE CONTROL UNIT 215. . . . . . . . . . . . . . . . . . . . . . .
2.17 ACTION AGAINST NOISE 216. . . . . . . . . . . . . . . . . . .