IBM CFC2 - Manual (Page 23)

15 Chapter 2 Installation
Important: Only use standard form SODIMM memory modules (as
shown in the diagram below). Standardized dimensions
ensure a proper fit. Check with your memory supplier
about the SODIMM modules you will use.
2.8 IDE, CDROM hard drive connector (CN1, CN7)
The PCI-6871 provides 2 IDE channels which you can attach up to four
Enhanced Integrated Device Electronics hard disk drives or CDROM to
the PCI-6871’s internal controller. The PCI-6871's IDE controller uses a
PCI interface. This advanced IDE controller supports faster data transfer,
PID mode 3, mode 4 and UDMA/100. The secondary channel supports
UDMA/33 only.
Figure 2.3: SODIMM module