1-4 AlphaServer 300 User’s Guide
System Rear View
Figure 1-2 shows the rear connectors and lock. Table 1-2 describes their functions.
1
2
3
15
14
13
12
11
9
8
5
4
10
6
7
Figure 1-2 Rear Connectors
Table 1-2 Rear Connectors
Figure
Legend
Connector
Function
1
Voltage selector switch
Allows you to set your system to work with 115 or
230 volts AC power.
2
Keyboard connector
Use to connect a 101- or 102-key keyboard.
3
System (chassis) lock
Locks top cover.
4
Twisted pair connector
Connection to the embedded Ethernet controller .
5
ThinWire connector
Connection to the embedded Ethernet controller .
6
ISA expansion slot
Used for half-size ISA expansion options only.
7
PCI/ISA expansion slot
Either a PCI or ISA option can use this slot.
8
PCI expansion slot
Used for PCI expansion options. In this example,
a PCI graphics adapter is in the slot.
9
Security loop
Attachment point for a padlock and security cable.
10
LED viewing ports
Ports for viewing diagnostic LED indicators.
11
SCSI port
Provides the interface between the system unit and
external SCSI devices.
