Lenovo Thinkvision C400 Projector User Manual

Chapter 2. Setting up the projector 
This chapter provides information on positioning the projector, connecting a 
computer source and displaying and adjusting an image. 
Starting the projector 
To start the projector, do the following. 
1.   
 Connect the power cord to the projector as shown below. Connect the other 
end of the cord to an electrical outlet. The Power and Lamp-ready LEDs turn 
on. 
 
 
   
2. 
 
 Remove the lens cover. 
3. 
 
 Attach any wired input devices. 
4. 
 
 Turn on the connected...

Attention:   Do not look directly into the projection lens when the lamp is 
turned on. The bright light might harm your eyes. 
6. 
 
 If you have connected more than one input device to the projector, toggle the 
Source button to change devices. (DVD and HDTV are supported through the 
DVI-I cable connector.) 
7. 
 
 For information on turning off the projector, go to ″Turning off the projector.″ 
Attention: 
 Before moving the projector, be sure to power down the projector 
properly and disconnect the...

Note:   Leave the power cable plugged in for at least 2-5 minutes until the 
projector returns to room temperature before placing the projector inside 
the soft case. Placing the projector into the case too soon after switching 
off the power could cause the projector to overheat. 
 
 
 
The projector turns off.
Positioning the projector 
To determine where to position the projector, consider the size and shape of your 
screen, the location of your power outlets, and the distance between the projector...

Table 2-1. 
Projection distance 

1 
(m/ft) 
Image height 

2 
(zoom max/min) 
Image Width 

3 
(zoom max/min) 
Diagonal image size 

4 
(zoom max/min) 
1.5 m/4.92 ft 0.7 m/0.5 m 
25.6 in./21.2 in. 
0.9 m/0.7 m 
33.8 in./28.3 in. 
1.1 m/0.9 m 
42.5 in./35.4 in. 
2.0 m/6.56 ft 0.9 m/0.7 m 
34.0 in./28.3 in. 
1.2 m/ 1.0 m 
45.3 in./37.8 in. 
1.4 m/1.2 m 
56.7 in./47.2 in. 
2.4 m/7.87 ft 1.0 m/0.9 m 
40.5 in./34 in. 
1.4 m /1.2 m 
53.9 in./45.3 in. 
1.7 m/1.4 m 
67.7 in./56.7 in. 
2.8 m/9.18 ft 1.2...

Table 2-1. (continued) 
Projection distance 

1 
(m/ft) 
Image height 

2 
(zoom max/min) 
Image Width 

3 
(zoom max/min) 
Diagonal image size 

4 
(zoom max/min) 
6.0 m/19.68 ft 2.6 m/2.2 m 
101.9 in./85.0 in. 
3.5 m/2.9 m 
135.8 in./113.4 in. 
4.3 m/3.6 m 
170.1 in./141.7 in. 
10.0 m/32.8 ft 4.3 m/3.6 m 
170.1 in/141.7 in. 
5.8 m/4.8 m 
226.8 in./188.9 in. 
7.2 m/6.0 m 
283.5 in./236.2 in.
   
Adjusting the projector level and height 
To adjust the projector level and height, complete the...

1.   
 Twist the rings on the projector to adjust the focus 
1 and zoom 
2, as shown 
below. 
 
 
   
2. 
 
 Use the Keystone buttons on the projector or the remote to correct 
image-trapezoid (wider top or bottom) effect. 
The keystone control appears on the On Screen Display (OSD), as shown. 
 
 
 
Adjusting the volume 
To adjust the volume, do the following: 
1.   
 Press the Volume +/- buttons on the projector or the remote control. The 
volume control appears on the OSD. 
 
 
   
2. 
 
 Use the...

Chapter 3. Using the wireless features 
This chapter provides information on using the wireless features of the C400 
Wireless Projector. 
Installation 
Follow the instructions below to install the Lenovo Wireless Projecting Software. 
Note:   If there is a previous version of Lenovo Wireless Projecting Software, it is 
recommended to first uninstall it, then restart the computer prior to 
installing the new version. 
To install the software from the CD or view the User ’s guide: 
1. 
 
 Insert the C400...

Note:   If no WLAN adapter is found, the system will give a warning message, 
and the task tray icon will dim. 
4. 
 
 From the list of projectors found, double-click the projector ’s ID. 
5. 
 
 If the projector is WEP-enabled, enter the correct session key from the projector 
screen. A correct session key is required in order to start a wireless projecting 
session.
After
 a successful wireless projecting session, the session key will be remembered 
until you exit the wireless projecting software....

To indicate that binding is on, the projector icon in the list of wireless projectors 
displays a blue double arrow. 
Once binding is selected with one wireless projector, the user can simply toggle 
projection on/off with the hotkey combination Ctrl+F5 or by selecting Project and 
End Project from the system tray icon. 
To unbind the projector, start the wireless projector software and right-click over 
the bound projector in the list (indicated by the blue double arrow). De-select 
Bind. Alternately,...

Status of the projector 
There are five working statuses of the projector: 
v   
 Ready 
v 
 
 Wireless projecting 
v 
 
 Wi re d projecting 
v 
 
 USB image display 
v 
 
 Unknown 
Note: 
 Projector property cannot be retrieved during wireless projecting.
Wireless software configuration 
Right-click the Lenovo Wireless Projector system tray icon on the bottom right of 
the screen. Select Configuration to open the Configuration window. 
 
3-4 C400 Wireless Projector: User ’s Guide