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HP Ep7112 Digital Projector Users Guide

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HP ep7100 Series Home Cinema 
Digital Projector
User’s Guide 

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© Copyright 2004 Hewlett-Packard Development Company, L.P.
The information contained herein is subject to change without notice. The only 
warranties for HP products and services are set forth in the express warranty 
statements accompanying such products and services. Nothing herein should be 
construed as constituting an additional warranty. HP shall not be liable for technical 
or editorial errors or omissions contained herein. Reproduction, adaptation, or 
translation without prior written permission...

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User’s Guide 3
Contents
1 Setting up
Safety precautions. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  7
What’s in the box?  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  8
Identifying common features  . . . . . . . . . . . . . . . . . . . . . . .  10
Projector at a glance . . . . . . . . . . . . . . . . . . . . . . . . . .  10
Projector buttons and lights  . . . . . . . . . . . . . . . . . . . .  11
Back panel. . . . . . . . . . . . . . . . . . . . . . . . . . . . ....

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4 User’s Guide
Contents
Adjusting a slanted picture  . . . . . . . . . . . . . . . . . . . .   34
Adjusting the volume  . . . . . . . . . . . . . . . . . . . . . . . .   34
2 Showing video
Showing the video source . . . . . . . . . . . . . . . . . . . . . . . . .   35
Hiding or showing the picture . . . . . . . . . . . . . . . . . . . . . .   35
Showing a computer screen. . . . . . . . . . . . . . . . . . . . . . . .   35
3 Adjusting the projector
Adjusting the picture and sound  . . . . . . . . . . . ....

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Contents
User’s Guide 5
Serial connections . . . . . . . . . . . . . . . . . . . . . . . . . . . .  48
Examples of room controller commands  . . . . . . . . . .  48
Room controller commands  . . . . . . . . . . . . . . . . . . . .  50
6 Fixing problems
Troubleshooting suggestions  . . . . . . . . . . . . . . . . . . . . . . .  57
Warning light problems  . . . . . . . . . . . . . . . . . . . . . . .  57
Start-up problems . . . . . . . . . . . . . . . . . . . . . . . . . . . .  58
Picture problems . . . ....

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6 User’s Guide
Contents 

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User’s Guide 7
1
Setting up
Safety precautions
Å
WA R N I N G : Read and observe these precautions and all others in this manual to reduce the risk of injury and equipment damage.
■Do not look directly into the lens when the lamp is on.
■Do not expose the projector to rain or moisture, and do not use it near water.
■Keep paper, plastic, and combustible material at least 0.5 m (2 ft) away from 
the projector lens and exhaust vents.
■Do not allow liquid, food, or small objects to get inside the projector....

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8 User’s Guide
Setting up
What’s in the box?
Before setting up your projector, be sure your shipping box includes the 
following items. If the shipping box does not contain any of the following items, 
contact HP.
✎
After you open the box and remove the contents, save the box in case you 
must ship the projector. 

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Setting up
User’s Guide 9
Identifying the contents of the box
Item Function
1Projector Displays images.
2Remote control (includes two AAA 
batteries)Controls projector.
3SCART-to-S-Video adapter Connects a SCART source output 
to an S-video or composite-video 
cable.
✎Included only with certain 
models.
4DVI-to-VGA adapter Connects a VGA cable to the DVI 
port on the projector.
✎Included only with certain 
models.
5User Guide package Contains documentation for the 
setup and use of the projector.
6Quick...

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10 User’s Guide
Setting up
Identifying common features
Projector at a glance
Identifying major components
Item Function
1Button panel Contains control buttons and 
indicator lights.
2Infrared port Receives signals from the remote 
control.
3Lens cover Protects the lens.
4Lens Projects the image.
5Tilt lever Levels the projector.
6Base Supports the projector. 
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