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Rev. 1 - YML656 www.netcomm.com.au
NP3640 Fast Ethernet Mini Print Server Page 5
Diagnostic Push Button
The Print Server is fitted with a Diagnostic Push Button. The button is recessed; a pin or paper
clip can be used to press it. This button has 2 functions:
■ Restore the factory default settings
■ Print a test page containing all current settings.
To restore the factory default settings:
1. Turn the Print Server OFF.
2. Press and hold the diagnostic button. While pressing the button, switch the Print Server ON.
3. If you continue pressing the button for 10 seconds, a diagnostic page will be printed,
showing the new (default) settings.
To generate a Diagnostic print out
1. Ensure that both the Print Server and the printer attached to port 1 are ON.
2. Press the diagnostic button, and hold it in for 2 seconds.
3. The test page, containing the current settings, will be printed.
Note: PostScript printers are unable to print this page. If you have a PostScript printer on
Port 1, the test page will not be printed.
LED Indicators
The Mini Print Server has four LED indicators; status, error, 10 BaseT and 100BaseT. The
LED indicator modes are described in the following table:
Green LED Red LED Description
Off Off No power.
Off On Printer not on.
On On Hardware error.
Flashing Flashing Firmware upgrade in progress.
On Off Normal operation.
Flashing Off Normal operation - transmitting or receiving packets
from the network.
Yellow LED Orange LED Description
On Off Connected at 10BaseT.
Off On Connected at 100BaseT.