Hitachi Pj-Lc9 Projector Users Manual

9
ENGLISH

Preparations
When the projector is installed bottom up, please use the accessory filter cover 
for bottom-up use. It is higher than usual filter cover, to keep the space for intake 
ventilation. Please change the filter cover in the following procedure.
About the filter cover bottom-up use
1.Disconnect all the connectors 
and adapters that were 
connected to the projector’s 
ports.
Then slowly turn the projector 
so that the lens-side is facing 
up. While the projector is placed 
lens-side up,...

10

Preparations
Arrangement
Please select the arrangement way depending on your use or the environment.
When put on a table
When suspended
from the ceiling
►Place the projector in a stable position horizontally. A fall or 
a turnover could cause an injury and/or damage to the projector. Then using 
damaged projector could result in a fire and/or an electric shock.
• Do not place the projector on an unstable, slant or vibrant surface such as a 
wobbly or inclined stand.
• Do not place the projector in...

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ENGLISH

Preparations
Refer to the illustrations and tables below to determine the screen size and 
projection distance.
The values shown in the table are calculated (±3%) for a full size screen: 854x480.
For 16:9 screens
For 4:3 screens
►Avoid a smoky, humid or dusty place. Placing the projector  
in such place could cause a fire, an electric shock and/or malfunction to the 
projector.
• Do not place the projector near a humidifier, a smoking space or a kitchen.
►Adjust the direction of the projector...

12

Preparations
Adjusting the projector’s elevator
You can use the elevator feet to make adjustments if the surface on which you 
need to set the projector is uneven or if you otherwise need to adjust the angle of 
projection. The adjustment range of the elevator feet is 0 to 9 degrees.
1.Press and hold in the elevator buttons while holding the projector. The 
elevator buttons and the elevator feet are on the both sides.
2.Raise or lower the projector to the desired height and release the elevator...

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ENGLISH

Preparations
Examples of connection with a VCR/DVD player
Connecting your devices
 • Secure the screws on the connectors and tighten.
• For an audio cable with 2 RCA connectors to 2 RCA connectors, use the 
accessory audio adapter.
• For a component video cable with 3 RCA connectors to 3 RCA connectors, 
use the accessory component video adapter. NOTE
K
K
K
S-Video out
Video out
Audio out
Audio cable
Audio cable
Audio out
Component video cable
Audio out
Audio cable Video cable
S-Video cable...

14

Preparations
Examples of connection with a computer
►Turn off all devices prior to connecting them to the projector. 
Attempting to connect a live device to the projector may generate extremely  
loud noises or other abnormalities that may result in malfunction and/or damage 
to the device and/or projector.
►Use the accessory cable or a designated-type cable for the connection.  
Some cables have to be used with core set. A too long cable may cause a 
 
certain picture degradation. Please consult...

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ENGLISH

Preparations
Example of computer signal
• Depending on the input signal, full-size display may not be possible in 
some cases. Refer to the number of display pixels above.
• Although the projector can display signals with resolution up to XGA 
(1024x768), the signal will be converted to the projector’s panel resolution 
before being displayed. The best display performance will be achieved if the 
resolutions of the input signal and projector panel are identical.
About Plug-and-Play...

16

Preparations
Connecting power supply
1.Connect the connector of the power cord to the AC inlet of the 
projector.
2.Firmly plug the power cord's plug into the outlet.
Before connecting, make sure that the power switch is the OFF 
position (pressed the side marked “O”).
►Please use extra caution when connecting the power cord as 
incorrect or faulty connections may result in fire and/or electrical shock.
• Only use the power cord that came with the projector. If it is damaged, contact 
your dealer...

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ENGLISH

Preparations
Loading batteries into the remote control
1.Remove the battery cover. Slide back and remove the 
battery cover in the direction of the arrow.
2.Take old batteries out and/or put new batteries in. When 
putting in batteries, align and insert the two AA batteries 
according to their plus and minus terminals as indicated in 
the remote control.
To use the remote control, please load the batteries. Whenever the remote control 
starts to malfunction, replace the batteries. If you...

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The remote control works with the 
projector’s remote sensor.
• The range of the remote sensor 
is 3 meters with a 60-degree range 
(30-degrees to the left and right of the 
remote sensor).
• Also a remote signal reflected in the 
screen etc. may be available. If it is 
difficult to send a remote signal to the 
sensor directly, please try to use reflected signal.
• Since the remote control uses infrared light to send signals to the projector 
(Class1 LED), be sure to use the remote control in an area...