Troubleshooting; Specifications - NEC NP04Wi Installation Manual

Troubleshooting

Stylus pen does not work.
• Is the USB cable connected between the computer (type A USB port) and the camera unit (type B
USB port)?
• Have the driver and the calibration software been installed on your computer?
• Are you using the stylus pen in one of the following environment?
- If direct sunlight strikes the screen surface and/or camera unit, change the installation place where
it is not exposed to direct sunlight.
- If light of a halogen and/or a filament lamp strikes the screen surface and/or camera unit, change
the installing direction of the screen and/or camera unit, or block off lamp light.
- Do not use a screen whose material of frame reflects light.
Influence of external light is described at the troubleshooting in the NP04Wi software guide. Refer
to the software guide on the support page for our projectors uploaded in our web site and set them
up in an appropriate place where does not get influence of light.
• Is the camera unit set to the correct position?
• Does the stylus pen have proper charge?
If pressing the pen tip will not turn LED to red, charge the stylus pen.
• Is the screen size and usage temperature within appropriate range?
Use a screen within the effective range.
Use the stylus pen within a temperature range of 5° to 40°C (41° to 104°F).
• Is the lens of the camera unit soiled?
If the lens is soiled, wipe it with a soft, dry, non-fluffy cloth.
Lines traced with the stylus pen do not match screen.
• Has the sensor been properly calibrated?
• If performing the calibration automatically will not resolve the problem, try to perform the calibration
manually.

Specifications

Camera unit
• Input terminal: USB Type B × 1
• Power consumption: 120 mA/5 V, 600 mW
• Weight: 70 g/2.5 oz
• External dimensions: 135 (W) x 32 (H) x 36 (D) mm/5.3" (W) x 1.3" (H) x 1.4" (D) (not including protru-
sions)
• Effective range: 60" to 100"
• Operating temperature and humidity: 5° to 40°C (41° to 104°F)/20% to 80% (non-condensing)
• Storage temperature and humidity: −10° to 50°C (14° to 122°F)/20% to 80% (non-condensing)
Stylus pen
• Weight: 25 g/0.9 oz
• Power supply: Charging type (supercapacitor)
• Charging time: 3 minutes
• Estimated number of charging the battery: 100,000
• Operating time: about 2 hours
• Operating temperature and humidity: 5° to 40°C (41° to 104°F)/20% to 80% (non-condensing)
• Storage temperature and humidity: −10° to 50°C (14° to 122°F)/20% to 80% (non-condensing)
ENG-15