vFollow the suggested actions in the order in which they are listed in the Action column until the problem is solved.
vSee the Problem Determination and Service Guide on the IBM System x Documentation CD 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 the Problem Determination and Service Guide on the IBM System x |
down, and the LEDs on the | Documentation CD. |
operator information panel 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 the Problem Determination and Service Guide on the IBM System x Documentation CD 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 “Rear view” on page | ||
|
|
| 37). | |
| 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 | ||
|
|
|
| |
