NonStop S-Series Planning and Configuration Guide (G06.28+)

System Components
HP NonStop S-Series Planning and Configuration Guide—523303-020
4-50
I/O Multifunction (IOMF) CRUs
I/O Multifunction (IOMF) CRUs
IOMF CRUs occupy slots 50 and 55 of I/O enclosures. They:
•
Connect to ServerNet fabrics
•
Connect enclosures
•
Supply power
•
Provide power-on connections
IOMF CRUs come in the following models:
IOMF 2 CRUs are supported on the G06.10 and later RVUs.
IOMF CRUs and Topics
IOMF CRU Model Product Number
IOMF CRU 1952
IOMF 2 CRU 1980
Note. All models are referred to as IOMF CRUs unless it is necessary to distinguish an
IOMF 2 CRU from the other model.
Associated Fabrics 4-51
Differences Between IOMF CRUs (Model 1952) and
IOMF 2 CRUs
4-51
Coexistence of IOMF CRUs in an Enclosure 4-51
Coexistence of IOMF CRUs in a System 4-51
IOMF CRU Faceplates 4-52
Ports 4-55
Plug-In Cards (PICs) 4-55
Power Cords, Power Cables, and Receptacles 4-56
Power-On Push Buttons, Cables, and Receptacles 4-56
LEDs 4-56
Multifunction I/O Board (MFIOB) 4-57
Power Interlock 4-57
ServerNet Router 1 4-58
ServerNet Router 2 4-58
Power Board 4-58
ServerNet Buffer Board 4-58