nvent SCHROFF 11990-19 Series, Руководство пользователя

Страница: 52 / 70

11990-190/192
Shelf Management 48 R1.0, October 2018
9.7 Hot Swap Interface
The Shelf Manager provides a Hot Swap interface allowing the Shelf Manager
to be replaced without powering down the Shelf. The interface is composed of
three components:
• Hot Swap switch at injector/ejector handle
• Presence signal indicating that the Shelf Manager is fully seated in its

backplane connector
• Hot Swap LED
9.7.1 Hot Swap LED
The Shelf Manager provides a a blue Hot Swap LED. The LED indicates when
it is safe to "remove" the Shelf Manager from a powered Shelf.
Table 11: Hot Swap LED
9.8 Hardware Address
The Shelf Manager reads the hardware address and parity bit from the
backplane connector of the Dedicated Shelf Manager slot. Geographic address
pins (HA[0], HA7) at the Backplane connector determine bit 0 and bit 7, bit 1...6
are hardware-coded on the Shelf Manager PCB.
LED State Condition
Off The Shelf Manager is not ready to be removed/disconnected from the Shelf
Solid Blue The Shelf Manager is ready to be removed/disconnected from the Shelf
Long-blink The Shelf Manager is activating itself
Short-blink Deactivation has been requested
HW-Addr. IPMB-Addr. HA[0] HA7
Shelf Manager 1 0x08 0x10 GND GND
Shelf Manager 2 0x09 0x12 n.c. n.c.