Rear View - Models 140, 150 and 240
1 Keyboard Port: ( ): For
keyboard connection.
2 Mouse Port (
): For mouse
connection.
3 Parallel Port (
): For connecting
a parallel printer or other parallel
devices.
4 Ethernet Port (
): For
attaching your computer to an
Ethernet/Twisted pair connection
through a 10 Base T or 100/10 Base T
connector. (Model 140 and Model 240
uses 10 Base T; Model 150 uses
100/10 Base T.)
5 External SCSI Port (
):
For connecting external SCSI devices.
6 Audio Ports:
7 Voltage-Selection Switch (Model
140 and Model 240 only): Select
either 115-V or 230-V setting (available
on specific systems). Voltage selection
is not needed on Model 150 as it uses
an autoranging power supply.
8 Security tether attachment:
Attachment point for a security tether.
9 9-Pin Serial Ports
(
1
and
2
): For a TTY terminal,
Modem, or other serial devices.
10 Tablet Port (
): For attaching
a digitizing tablet to your computer.
11 Ethernet Port (
): For
attaching your computer to an Ethernet
thick connection (or Ethernet thin
connection, using an optional
transceiver) through a 10 Base 5 or
100/10 Base 5 connector. (Model 140
and Model 240 uses 10 Base 5; Model
150 uses 100/10 Base 5.)
12 Expansion Slots: For adding ISA
and PCI adapters.
Headphone
Microphone
Audio line out
Audio line in
Chapter 1. System Startup 1-11
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