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Hardware block diagram, Led indicators, Hardware block diagram -6 – Moxa Technologies UC-7420/7410 User Manual

Page 11: Led indicators -6

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UC-7420/7410 User’s Manual

Introduction

1-6

Hardware Block Diagram

The following block diagram shows the layout of UC-7420’s internal components (the layout for
UC-7410 is slightly different).

USB

Host

USB

controller

PCI to cardbus

Bridge

Moxa UART ASIC

PCI Bus

USB

Client

PCMCIA &

CompactFlash

Console

LAN2 LAN1

RS-232/422/485

RS-232

Ethernet

Power

circuit

Power

Xscale IXP-422 266 MHz

32 MB Flash

128 MB SDRAM

LCM Display

& Keypad

7

8

5

6

1

2

3

4

PHY

PHY

RTC

LED Indicators

UC-7420/7410 has 12 LED indicators on the top panel. Refer to the following table for
information about each LED.

LED Name

Color

Meaning

Ready

Green

Power is ON, and system is ready (after booting up)

Yellow 10 Mbps Ethernet connection

LAN1, LAN2

Green

100 Mbps Ethernet connection

Yellow Console port is receiving RX data from the serial device.

Console

Green

Console port is transmitting TX data to the serial device.

Yellow Serial port is receiving RX data from the serial device.

P1, P2, P3, P4,
P5, P6, P7, P8

Green

Serial port is transmitting TX data to the serial device.