IBM 3 User Manual page 365

Attention: This unit contains more than one power supply cord (printer power
supply cord and Network Print Server power supply cord).
4. Connect the external power supply.
Note: If you are installing an ethernet 10BaseT Network Print Server to the
printer, you neither use nor receive an external power supply. The
Network Print Server is powered by the parallel port in the 4247.
The PACKET indicator will flash during power-on and self-test. When the
indicator stops flashing and remains unlit, the Network Print Server is ready
for use.
5. Power on (|) the printer. Ensure forms (currently selected paper source) are
loaded in the printer.
6. Press and hold the TEST button until the PACKET indicator starts to flash, then
release the button to print a test page. The test page shows the software
revision and the basic setup of your Network Print Server.
7. For additional installing information, see the User's Guide that was shipped
with your Network Print Server.
Appendix C. Network Print Servers
355