Status Indicators; Figure D-2. Compaq 10/100 Tx Pci I; D.2 Functional Description; D.2.1 Status Indicators - Compaq EN Series Technical Reference Manual

Appendix D Compaq 10/100 TX PCI Intel WOL UTP Controller Card
D.2 FUNCTIONAL DESCRIPTION
The Compaq 10/100 TX PCI Intel WOL UTP Controller card contains the 82558 controller (with
ROMs and support logic), three LED status indicators, a WOL header connector, a RJ-45
network connector, and power switching logic (Figure D-2).
EEP/
Flash
ROM
PCI
Connector
Figure D–2. Compaq 10/100 TX PCI Intel WOL UTP Controller Card Block Diagram
D.2.1

STATUS INDICATORS

The LEDs provide the following indications:
Link LED (yellow) – Indicates reception of link pulses in 10 MB/s mode, scrambler lock in 100
MB/s mode.
Activity LED (green) – Indicates network activity.
100 TX LED (green) – Indicates connection with 100 MB/s network.
D-2 Compaq Personal Computers
Link Active
(Yellow) (Green)
82558
Ethernet
Controller
PCI Bus
+5VDC
CLK
PCI CLK
Power/
Clock
Transition
+5AUX
Logic
Changed - June 1998
100TX
(Green)
RJ-45
Connector
TX/RX
Pulse
PME-
WAKEUP
Generator
25 MHz
CLK
Clock
Circuitry
WOL
Header
3 1