Physically toggle a switch on a switch card – HP NonStop G-Series User Manual

Page 46

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Switch Modules

ServerNet Nomadic Disk User’s Guide425485-001

4 -2

Switch modules to control ownership of the disk modules and data paths. To control
switch modules, you can either:

Physically toggle a switch on a switch card

Use software such as the ServerNet Nomadic Disk switch command interface
(SWCI) or Nomadic Disk Manager

The following figure shows the faceplate of a switch module.

Switch modules contain:

A switch controller card (SCC) in slot 0, which provides a communication link
between switch cards and a server.

Switch cards in slots 1 through 8, which determine the path of fiber-optic signals
between a node and the 45xx disk modules. .

Note. Although it is possible to connect other types of servers to the switch module, Himalaya
S-series servers are the only servers documented in this guide.

L

R

Alarm

PON

ENV

A

TX

RX

B

TX

RX

Slot 0

Slot 1

Slot 2

Slot 3

Slot 4

Slot 5

Slot 6

Slot 7

Slot 8

Power

VST008.vsd

Power

Supply

Card

Switch

Controller

Card

Switch Cards

3131

J4

J3

J2

J1

3131

J4

J3

J2

J1

3131

J4

J3

J2

J1

3131

J4

J3

J2

J1

3131

J4

J3

J2

J1

3131

J4

J3

J2

J1

3131

J4

J3

J2

J1

3131

J4

J3

J2

J1

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