TDT System 3 Installation Manual page 20

20 System 3 Installation Guide
use the LO5, a version of the Optibit that can be used with a laptop via an
ExpressCard. All three connect using a fiber optic cable.
RZ2 Processor (Optibit)
PO5 (PCI) PO5e (PCIe) LO5 (Express Card)
The RX processors are typically shipped pre-installed in a ZB1PS zBus device
chassis (shown below with no modules installed). The device chassis includes a
bus system that distributes communication and power throughout the system.
One or two modular devices can be mounted in the chassis' front bays and an
interface module must be mounted in the rear bay of any chassis housing a
programmable device. This chassis may be used with both the Optibit and USB
interfaces.
ZB1 Chassis FO5 (Optibit) UZ2 (USB)
The RM form factor uses an onboard USB interface.
RM1 (USB)