4
2
Slot 1
Slot 2
Figure 8-1
Fitting Memory Cards in the CPUs
Figure 8-2
3.3 V Memory Card
S7-400 and M7-400 Programmable Controllers, Installation Manual
C79000-G7076-C424-01
www.gkbpx.com
3.3 V DRAM memory card
(for main memory)
Recess
Slots 1 and 2
Assembling the M7-400
3
4
8-11