vFollow the suggested actions in the order in which they are listed in the Action column until the problem is solved.

vSee Chapter 3, “Parts listing, TD100 Types 6398, 6399, 6419, 6429, 4203, and 4206,” on page 25 to determine which components are customer replaceable units (CRU) and which components are field replaceable units (FRU).

vIf 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

See “Solving undetermined problems” on page 215.

down, and the LEDs on the

 

control-panel assembly are not

 

lit.

 

 

 

Serial port problems

vFollow the suggested actions in the order in which they are listed in the Action column until the problem is solved.

vSee Chapter 3, “Parts listing, TD100 Types 6398, 6399, 6419, 6429, 4203, and 4206,” on page 25 to determine which components are customer replaceable units (CRU) and which components are field replaceable units (FRU).

vIf 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

1.

Make sure that:

are identified by the operating

 

v Each port is assigned a unique address in the Configuration/Setup Utility

system is less than the number

 

 

program and none of the serial ports is disabled.

of installed serial ports.

 

 

 

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 (see “Internal connectors,

 

 

 

LEDs, and switches” on page 10).

 

2.

Reseat the following components:

 

 

a.

Failing serial device

 

 

b.

Serial cable

 

 

c. Remote Supervisor Adapter II SlimLine (if one is present)

 

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. Remote Supervisor Adapter II SlimLine (if one is present)

 

 

d. (Trained service technician only) System board

 

 

 

 

Chapter 5. Diagnostics 183

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Lenovo TD100X manual Serial port problems