Lenovo ThinkServer TS200 6522, Hardware Maintenance Manual

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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 7, “Parts listing, TS200 Types 6522, 6523, 6524, 6525, 6526, 6528, 6529, and 6530,” on page 201 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.
v
Go to the Lenovo support Web site at http://www.lenovo.com/support to check for technical information, hints,
tips, and new device drivers or to submit a request for information.
Symptom Action
The server unexpectedly shuts
down, and the LEDs on the
control-panel assembly are not
lit. See “Solving undetermined problems” on page 110.
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 7, “Parts listing, TS200 Types 6522, 6523, 6524, 6525, 6526, 6528, 6529, and 6530,” on page 201 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.
v
Go to the Lenovo support Web site at http://www.lenovo.com/support to check for technical information, hints,
tips, and new device drivers or to submit a request for information.
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 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.
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 “System-board external
connectors” on page 119).
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 4. Diagnostics
59