IBM eServer 200 xSeries User Reference Manual page 96

Table 11. Troubleshooting charts.
Device
Parallel port
The number of parallel ports
displayed is less than the
number of parallel ports
installed.
Power
The system does not power on.
Printer
The printer does not work.
Serial port
The number of serial ports
identified by the operating
system is less than the number
of serial ports installed.
A serial device does not work.
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IBM xSeries 200: User's Reference
Verify that:
1. Each port is assigned a unique address.
2. The parallel-port adapter, if you installed one, is seated properly.
If the problem remains, call for service.
Verify that:
1. The power cables are properly connected to the server.
2. The electrical outlet functions properly.
3. The type of memory installed is correct.
4. If you just installed an option, remove it, and restart the server. If the server now
turns on, you might have installed more options than the power supply supports.
If the problem remains, call for service.
Verify that:
1. The printer is turned on and is online.
2. The printer signal cable is connected to the correct serial or parallel port on the
system.
Note: Non-IBM printer cables might cause unpredictable problems.
3. You have assigned the printer port correctly in your operating system or
application program.
4. You have assigned the printer port correctly using the Configuration/Setup Utility
program.
If the items above are correct and the printer still does not work, run the tests
described in the documentation that comes with your printer. If the tests show that the
printer is working properly, call for service.
Verify that:
1. Each port is assigned a unique address by the Configuration/Setup Utility
program and none of the serial ports are disabled.
2. The serial-port adapter, if you installed one, is seated properly.
If the problem still exists, call for service.
Verify that:
1. The device is compatible with the server.
2. The serial port is enabled and is assigned a unique address.
If the problem still exists, call for service.
Suggested action