Chapter 2: Installation
2-15
2-7
Onboard Indicators
GLAN1/GLAN2 LEDs
The Ethernet ports (located beside
the VGA port) have two LEDs.
See the table on the right for the
functions associated with these
LEDs. On each GLAN port, the
yellow LED indicates activity while
the other LED may be green, or-
ange or off to indicate the speed
of the connection.
LED
Color
Off
Green
Orange
Definition
No Connection
100 MHz
1 GHz
GLAN Right LED
Indicator
2-8
Floppy/Hard Disk Drive and SCSI Connections
Note the following when connecting the floppy and hard disk drive cables:
•
The floppy disk drive cable has seven twisted wires.
•
A red mark on a wire typically designates the location of pin 1.
•
A single floppy disk drive ribbon cable has 34 wires and two connectors to
provide for two floppy disk drives. The connector with twisted wires always
connects to drive A, and the connector that does not have twisted wires
always connects to drive B.
Pin Number
Function
1
G ND
3
G ND
5
Key
7
G ND
9
G ND
11
G ND
13
G ND
15
G ND
17
G ND
19
G ND
21
G ND
23
G ND
25
G ND
27
G ND
29
G ND
31
G ND
33
G ND
Pin Number
Function
2
FDHDIN
4
Reserved
6
FDEDIN
8
Index-
10
M otor Enable
12
D rive Select B-
14
D rive Select A-
16
M otor Enable
18
DIR-
20
STEP-
22
W rite Data-
24
W rite G ate-
26
Track 00-
28
W rite Protect-
30
Read Data-
32
Side 1 Select-
34
Diskette
Floppy Connector Pin Definitions (JP7)
Floppy Connector
The floppy connector is located
on JP7. See the table below
for pin definitions.
