Description of Units and Circuit Boards
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8.3 CPU unit configuration
CPU unit consists of circuit board racks (flame, back circuit board, PCI riser circuit board),
CPU circuit board, robot I/F circuit board and the machine safety CPU circuit board. The
CPU unit contains only circuit board racks and CPU circuit boards.
Be sure that it does not contain robot I/F circuit board and the machine safety CPU circuit
board.
Fig. 8-1: CPU Unit Configuration
PCI Slot for Sensor Board x 1 Compact Flash (CN107)
Rotary switch (S1) USB (CN106)
I/O I/F (Communication with the op-
tional I/O) (CN114)
For Programming Pendant (CN105)
Drive I/F (communication with basic
axis control circuit board) (CN113)
For LAN (CN104)
LED Serial port (RS232C) (CN103)
Robot I/F circuit board JANCD-YIF01-
2E
I/O I/F (Communication with the func-
tional safety circuit board) (CN203)
CPU board (machine safety) JANCD-
YSF21-E
I/O I/F (Communication with the ma-
chine safety I/O logic circuit board: 2-
channel side) (CN202)
CPU board JANCD-YCP21-E PCI Slot X2
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