Accton Technology 1500 manual Chapter Setup and Configuration, System Setup, Diagnostic Tests

Chapter 4:

Setup and Configuration

System Setup

Diagnostic Tests

Upon Power On

Upon power on, the system performs an internal self-diagnostic test of major hub components. If any component fails during the test, the hub will try to complete the diagnostic procedure. Otherwise, the system will hang. For related information, refer to Diagnostic Test LED Indicators in Chapter 2.

The following table shows the components to be tested.

Test Function/Component

EtherHub-16i+

CPU

ROM

RAM

Serial communication controller

Hub control 1

Hub control 2

Timer

EtherHub-16mi+

CPU

Flash ROM 1

SRAM

LAN controller initialization

LAN controller ID address

LAN controller loop back test

LAN controller INT

Hub controller 1

Hub controller 2

Stack management bus

Serial port RS232 controller

EEPROM

Flash ROM 2

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