Gefen VGA-2-DVIS User Manual

VGA to DVI

Scaler

USER MANUAL

www.gefen.com

ASKING FOR ASSISTANCE

Technical Support:

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Technical Support Hours:

8:00 AM to 5:00 PM Monday thru Friday PST

Write To:

Gefen Inc.
C/O Customer Service
20600 Nordhoff Street
Chatsworth, CA 91311

www.gefen.com
[e-mail]

Notice

Gefen Inc. reserves the right to make changes in the hard ware, packaging and any

accompanying doc u men ta tion without prior written notice.

VGA to DVI Scaler is a trademark of Gefen Inc.

© 2007 Gefen Inc., All Rights Reserved

TABLE OF CONTENTS

Introduction

1

Features

2

Panel Descriptions

3

Connecting and Operating the VGA to DVI Scaler

4

Menu Functions

5

Troubleshooting

8

Specifi cations

9

Warranty

10

INTRODUCTION

Congratulations on your purchase of the Gefen VGA to DVI Scaler. Your complete
satisfaction is very important to us. Gefen’s line of KVM (Keyboard Video & Mouse),
DVI, ADC, USB, switches, extenders, converters and hubs is designed to make com­puter use more comfortable, more productive and less expensive.

KVM switches allow access to multiple computers from a single keyboard, while the ex­tenders give the user control over a computer up to 330 feet away from the work area.

The line offers solutions for noise, space and security concerns, data center control,
information distribution, conference room presentation, and school and corporate train­ing environments.

Our Commitment
Gefen will always offer the fi nest quality product at the best possible price. Included in

that price is a lifetime of free support from a team of outstanding engineers.

Introduction
The VGA to DVI Scaler connects traditional analog video graphic cards to DVI compli-

ant digital monitors. It connects laptops or legacy computers equipped with HD-15 video
connections to the new DVI (Digital Visual Interface) video display format.

1

FEATURES

Features

• Input can be analog PC or HDTV signal in the format of either RGBHV, YPbPr or
YCbCr.

• Output can be digital+analog PC or HDTV signal in the format of digital RGBHV bit
stream plus analog RGBHV, known as DVI-I (Integrated digital and analog)

• Input resolution is automatically detected while the output resolution and refresh rate
can be selected through OSD menu and front panel push buttons.

• 48MB frame memory for frame rate conversion.

• Output picture adjustment on brightness, contrast, color, RGB level and H-V position.

• High performance Scaler that converts and scales analog RGB inputs to DVI-I
(digital or analog) outputs

• Output resolution can be easily selected using the OSD (On Screen Display)

• Supports input computer resolutions up to 1280x1024 at 75Hz

• Supports output computer resolutions up to 1920x1200*** (See Page 5)

• Will scale 1080i input signals to resolutions up to 1280x1024

• Supports DDWG standard for DVI compliant monitors

Includes:

(1) VGA to DVI Scaler
(1) 6’ VGA cable (M-M)
(1) 5V Power Supply

2

PANEL DESCRIPTIONS

3

CONNECTING AND OPERATING THE VGA TO DVI SCALER

How to Connect the VGA to DVI Scaler

1- Connect your analog video card to the HD-15 female connector at the input side of
the VGA to DVI Scaler. (Note: The Menu button of the VGA to DVI Scaler will not
work without a source plugged in)

2- Connect the DVI (m-m) cable between the DVI connector on the digital display and
the DVI output of the VGA to DVI Scaler.

3- Connect the power supply.
*Note: The default resolution of the VGA to DVI Scaler is 1024x768 (labeled 15" ADC).

Operating the VGA to DVI Scaler

Button Function

MENU Shows and Hides the On Screen Menu /

+

-

Pressing

Pressing MENU and

- and + simultaneously

- simultaneously

Menu and Item Selection

Moves menu cursor DOWN the menu /

Increases adjustment values

Moves menu cursor UP the menu /

Decreases adjustment values

Resets all settings with output resolution

set to 1024x768*

Resets all settings with output resolution

set to 480p**

4

MENU FUNCTIONS

Input Setup Menu

Clock:
Clock adjustment for focus

Phase:
Phase adjustment for focus

Output Setup Menu

DVI A / DVI D:
The fi rst item in the Output Setup
Menu selects DVI A (Analog)
Output or DVI D (Digital) Output

Mode:
Selects the desired resolution to
output. Resolutions supported
by the VGA to DVI Scaler are
listed to the right.

* 1st Reset Setting
** 2nd Reset Setting
*** Input resolutions up to 1280x1024

supported; 1080i input not supported

Output Resolutions supported

(in the order they appear in the menu.)

1. 15" ADC (1024x768)*

2. 640X400 85hz

3. 720x400 70hz

4. 640x480 60hz

5. 640x480 72hz

6. 640x480 75hz

7. 640x480 85hz

8. 800x600 60hz

9. 800x600 72hz

10. 800x600 75hz

11. 800x600 85hz

12. 1024x768 60hz

13. 1024x768 70hz

14. 1024x768 75hz

15. 1024x768 85hz

16. 1280x1024 60hz

17. 1280x1024 75hz

18. 480p**

19. 576p

20. 720p

21. 720p 50hz

22. 1080i***

23. 1080i 50hz***

24. 1280x960 60hz

25. 1152x864 70hz

26. 1152x864 75hz

27. 1280x800 (30" DVI Single Link)

28. 1280x768

29. 22" ADC***

30. 20" ADC***

32. 20" DVI (1680x1050)***

33. 1920x1200***

34. 17" ADC

5

MENU FUNCTIONS CONTINUED...

Picture Adjust Menu

Contrast:
Adjusts the picture contrast

Brightness:
Adjusts the picture brightness

Color:
Adjusts overall color of the picture

Red:
Adjusts the picture's red color
saturation

Green:
Adjusts the picture's green color
saturation

Blue:
Adjusts the picture's blue color
saturation

Reset:
Resets all values to default values

HV Adjust Menu

H POS:
Adjusts the picture's Horizontal Position

V POS:
Adjusts the picture's Vertical Position

6

MENU FUNCTIONS CONTINUED...

OSD (On Screen Display) Adjust Menu

H POS:
Adjusts the Horizontal Position of the On
Screen Display

V POS:
Adjusts the Vertical Position of the On
Screen Display

System Information Screen

FW REV:
Displays the current Firmware version

INPUT:
Displays the current Input resolution

OUTPUT:
Displays the current Output resolution

Auto Adjust

Resets all values to Factory
Default settings

7

TROUBLESHOOTING

No Picture appears on bootup:

If no picture appears on bootup, fi rst reset the VGA to DVI Scaler to either 480p (for
HDTV's) or to 1024x768 (for computer monitors); for more information on resetting the
unit's resolution, please see Connecting and Operating the VGA to DVI Scaler on page

4.
Monitors without an internal scaler (Any Apple Display as well as the Dell 30"

monitor) require the VGA to DVI Scaler to output the monitor's exact native resolution to
display a picture. To set the Scaler to the correct resolution, do the following:

1. Reset the scaler to 1024x768 by pressing the "-" and "+" buttons down
simultaneously. Wait 10 seconds for the VGA to DVI Scaler to fully reset.

2. Press the following key combination:
"MENU", "

Note: The MENU button does not work without a source plugged in.

3. Refer to the list of output resolutions supported on page 5. The current
resolution the VGA to DVI Scaler is set to is 15" ADC (1024x768). Press
the "-" button to move up the list of resolutions and press the "+" button to
move down.

(NOTE: Pressing the "-" button once will change the output resolution
from 15"ADC to 17" ADC, which is listed at the bottom of the list.)

+", "MENU", "+", "MENU"

4. When you feel you have reached the correct output resolution, press the
"MENU" button to select it. You should see a picture.

5. If you need to start over for any reason, unplug and replug the power on
the VGA to DVI Scaler and then repeat steps 1-4.

8

SPECIFICATIONS

DVI Bandwidth ................................................................................................... 1.65 GHz

VGA Bandwidth .................................................................................................. 350 MHz

Input Video Signal ......................................................................................... 1.2 volts p-p

Input DDC Signal .................................................................................... 5 volts p-p (TTL)

Maximum Single Link Range ........................................................................ 1920 x 1200

DVI Connector Type ............................................................................DVI-I 29 pin female

VGA Connector Type ...............................................................................................HD-15

Power Consumption ................................................................................ 10 Watts (max.)

Power Supply .......................................................................................................... 5VDC

Dimensions ............................................................................................. 6”W x 1”H x 4”D

Shipping Weight ....................................................................................................... 5 Lbs

9

WARRANTY

Gefen Inc. warrants the equipment it manufactures to be free from defects in material
and workmanship.

If equipment fails because of such defects and Gefen Inc. is notifi ed within two
(2) year from the date of shipment, Gefen Inc. will, at its option, repair or replace
the equipment, provided that the equipment has not been subjected to mechanical,
electrical, or other abuse or modifi cations.

Equipment that fails under conditions other than those covered will be repaired at the
current price of parts and labor in effect at the time of repair. Such repairs are warranted
for ninety (90) days from the day of reshipment to the Buyer.

This warranty is in lieu of all other warranties expressed or implied, including without
limitation, any implied warranty or merchantability or fi tness for any particular purpose,
all of which are expressly disclaimed.

1. Proof of sale may be required in order to claim warranty.

2. Customers outside the US are responsible for shipping charges to and from Gefen.

3. Copper cables are limited to a 30 day warranty and cable must be free from any
scratches, markings, and neatly coiled.

The information in this manual has been carefully checked and is believed to be
accurate. However, Gefen Inc. assumes no responsibility for any inaccuracies that may
be contained in this manual. In no event will Gefen Inc., be liable for direct, indirect,
special, incidental, or consequential damages resulting from any defect or omission
in this manual, even if advised of the possibility of such damages. The technical
information contained herein regarding VGA to DVI Scaler features and specifi cations is
subject to change without notice.

10