Lenovo 6528 Manual do Utilizador descarregar pdf (Página 155)

v Follow the suggested actions in the order in which they are listed in the Action column until the problem

is solved.

v See the parts listing in the Hardware Maintenance Manual to determine which components are customer

replaceable units (CRUs) and which components are field replaceable units (FRUs).

v If an action step is preceded by “(Trained service technician only),” that step must be performed only by a

trained service technician.

Symptom Action

The server unexpectedly shuts

down, and the LEDs on the

operator information panel are

not lit.

See “Solving undetermined problems” on page 142.

Serial port problems

v Follow the suggested actions in the order in which they are listed in the Action column until the problem

is solved.

v See the parts listing in the Hardware Maintenance Manual to determine which components are customer

replaceable units (CRUs) and which components are field replaceable units (FRUs).

v If an action step is preceded by “(Trained service technician only),” that step must be performed only by a

trained service technician.

Symptom Action

The number of serial ports that

are identified by the operating

system is less than the number

of installed serial ports.

1. Make sure that:

v Each port is assigned a unique address in the Setup Utility and none of the

serial ports is disabled.

v The serial port adapter (if one is present) is seated correctly.

2. Reseat the serial port adapter.

3. Replace the serial port adapter.

A serial device does not work.

1. Make sure that:

v The device is compatible with the server.

v The serial port is enabled and is assigned a unique address.

v The device is connected to the correct connector.

2. Reseat the following components:

a. Failing serial device

b. Serial cable

3. Replace the following components one at a time, in the order shown, restarting

the server each time:

a. Failing serial device

b. Serial cable

c. (Trained service technician only) System board

Chapter 8. Troubleshooting 139

1 2 ... 150 151 152 153 154 155 156 157 158 159 160 ... 215 216

Comentários a estes Manuais

Sem comentários

Lenovo 6528 Manual do Utilizador Página 155

Comentários a estes Manuais

Manuais e produtos relacionados com Computadores Lenovo 6528