NCR 7454, User Manual, Page: 35 / 244

Chapter 1: Product Overview 1-15
External Connectors Internal Connectors
Customer Display PCI Expansion header
Cash Drawer IDE
20-pin high density RS-232
Conversion connector Parallel port (POS Board header)
Microphone Cash Drawer port (POS Board header)
S-Video
Flash Disk
Optional 8 MB and 32 MB flash disks provide non-volatile storage that
is additional to and separate from the hard disk, allowing storage for
items traditionally placed in retail CMOS, e.g., hard totals. OPOS
drivers are available to support the flash disk.
For applications requiring larger amounts of non-volatile storage, flash
disks up to 72 MB are available from M-Systems. The system sees these
flash disks as hard drives when the proper software support is
provided.
Flash Disk Interface
The board provides support for a flash disk array in the form of an M-
Systems DiskOnChip
®
. A 32-pin socket is provided for this feature. The
flash disk must be installed and enabled in BIOS Setup .
NCR Retail Specific Hardware
The Processor Board contains logic that provides support for the
custom retail interface. The logic controls the following features:
•
Flash Disk Interface
•
Dual Cash Drawer Support
•
Cash Drawer Diagnostic Support
•
Magnetic Stripe Reader Interface
•
Motion Detector
•
Touch Screen Interface