Lenovo 6434 Personal Computer User Manual


 
Serial-device problems
For more information about the serial port, see the Hardware Maintenance Manual.
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.
4. (Trained service technician only) System board
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. (For connector locations,
see “Internal connectors, LEDs, and jumpers” in the User Guide on the
ThinkServer Documentation DVD.)
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
EasyStartup problems
Table 12. ThinkServer 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 ThinkServer
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.
72 ThinkServer TS100 Types 6431, 6432, 6433, 6434: Installation Guide