Serial Port Problems - Lenovo ThinkServer TD100 Hardware Maintenance Manual
Types 6398, 6399, 6419, 6429, 4203, 4204, 4205, and 4206
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Also See for ThinkServer TD100:
- Installation manual (136 pages) ,
- Guía de instalación (134 pages) ,
- Manual d'installation (134 pages)
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v Follow the suggested actions in the order in which they are listed in the Action column until the problem
is solved.
v See 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).
v If an action step is preceded by "(Trained service technician only)," that step must be performed only by a
trained service technician.
Symptom
The server unexpectedly shuts
down, and the LEDs on the
control-panel assembly are not
lit.
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 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).
v If an action step is preceded by "(Trained service technician only)," that step must be performed only by a
trained service technician.
Symptom
The number of serial ports that
are identified by the operating
system is less than the number
of installed serial ports.
A serial device does not work.
Action
See "Solving undetermined problems" on page 215.
Action
1. Make sure that:
v Each port is assigned a unique address in the Configuration/Setup Utility
program 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.
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
183
Chapter 5. Diagnostics
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