Nec NP2250 User Manual download pdf (Page 174)

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9. Appendix

 Removing and Attaching the USB Wireless LAN Unit

Important

• The USB Wireless LAN Unit consists of two modules: a Wireless LAN module (USB) and a joint module.

• Do not insert other USB devices into the USB Wireless LAN unit port.

• Do not insert the USB Wireless LAN unit into the USB port (Type A).

• The USB Wireless LAN Unit must be inserted into the USB Wireless LAN Unit port in the correct direction.

It cannot be inserted in the reverse direction. If the USB Wireless LAN Unit is inserted in the reverse direction

with excessive force applied, the USB port may break.

• Before touching the USB Wireless LAN Unit, touch a metallic object (such as a door knob or aluminum window

frame) to discharge the static electricity from your body.

• Always insert or remove the USB Wireless LAN unit when the main power is turned off. Failure to do so may

cause projector malfunction or damage to the USB wireless LAN unit. If the projector will not work correctly, turn

off the projector, wait 30 seconds, and turn it back on.

• The blue LED on the Wireless LAN Unit ﬂashes to show that Wireless LAN Unit is working.

• If the Wireless LAN Unit is attached incorrectly, the blue LED will not light.

To remove and attach the optional USB Wireless LAN Unit to the USB Wireless LAN unit port, fol-

low the instructions below.

Removing the USB Wireless LAN Unit

A Phillips-head screw driver is needed.

1. Press POWER ON/STAND BY button to set the projector to Stand-by mode, then press the “O (off)” side

of the main power switch of the projector.

2. Loosen and remove two screws.

SELEC

WIRELESS

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Nec NP2250 User Manual Page 174