Lenovo ThinkServer RS110 - Manual (Page 68)

Serial-device 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 (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 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 Configuration/Setup Utility
program and none of the serial ports is disabled.
v The serial-port adapter (if one is installed) 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 “Rear view” on page
26).
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
EasyStartup problems
Table 5. EasyStartup DVD
v Follow the suggested actions in the order in which they are listed in the Action Column until the problem
is resolved.
v See the Hardware Maintenance Manual to determine which components are customer replaceable units
(CRU’s) and which fields are field replacable 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 EasyStartup DVD
will not start.
v Make sure that the server supports the EasyStartup program and has a startable
(bootable) CD or DVD drive.
v If the startup (boot) sequence settings have been changed, make sure that the CD or
DVD drive is first in the startup sequence.
v If more than one CD or DVD drive is installed, make sure that only one drive is set as
the primary drive. Start the CD from the primary drive.
The operating-system
installation program
continuously loops.
Make more space available on the hard disk.
The EasyStartup
program will not start the
operating-system media.
Make sure that the operating-system media is supported by the EasyStartup program.
54 ThinkServer RS110 Types 6435, 6436, 6437, and 6438: Installation Guide