Yaskawa Yasnac PC NC - Manual (Page 31)

YASNAC PC NC Operating Manual Chapter 2: PC NC System Outline
2 - 10
Check the red color LED on the JANCD-JFC10 board. If it is lit, the battery must be
replaced.
Fig. 2.3.4.1 Location of the Battery on the PC NC board
LIT
HI
UM
Fuse (HM03, 0.3A)(F1)
I/O module power output
verification LED
Battery power supply
connector (CN06)
I/O module power output
verification LED
Battery
Fuse (5A) (F2)
(Behind Battery)