3G Technology GL-1920B User Guide

Table of Contents

Operating Instructions

Operating Instructions ____________________________ 1
Safety Precautions ______________________________ 2
Care and Maintenance ___________________________ 3

CHAPTER 1

Introduction ____________________________________ 4
Before Installing Your Monitor ______________________ 4
About Your Monitor ______________________________ 4
RGB Mode ____________________________________ 4
Factory-Preset Modes ___________________________ 5
Specifications __________________________________ 6

CHAPTER 2

Product Package _______________________________ 8
Installing the Monitor ____________________________ 8
Follow these Steps to Install the Monitor _____________ 9
Switch to DVI cable _____________________________ 9
Control Functions _______________________________ 10
Description ____________________________________ 11

CHAPTER 3

Adjusting the Monitor ____________________________ 12
OSD Screen ___________________________________ 12
Adjustment Icons _______________________________ 13

APPENDIX

Troubleshooting ________________________________ 15

Operating Instructions

Thank you for purchasing this high-resolution multi-scan color monitor.
Please read this guide thoroughly before installation.

FCC RADIO FREQUENCY INTERFERENCE STATEMENT
WARNING: (FOR FCC CERTIFIED MODELS)

This monitor has been tested and found compliant with the limits
for a Class B digital device, pursuant to part 15 of the FCC Rules.
These limits are designed to provide proper protection against harmful
interference to a residential installation. This monitor generates, uses,
and can radiate radio frequency energy. Harmful interference to radio
communication may result if it is not properly installed and used.
However, there is no guarantee that interference will not occur in a
particular installation. If this monitor does cause serious interference to
radio or television reception, resetting the monitor may resolve the
problem. Moreover, users are encouraged to correct interference by
doing one or more of the following:

 Reposition or relocate the receiving antenna.
 Move the monitor and the receiver further away from each other.
 Connect the monitor into an outlet on a circuit different from that

to which the receiver is connected.

 Consult your local dealer or a qualified technician.

FCC Warning:

To assure a continued FCC compliance, a user must use a grounded
power supply cord and the provided shielded video interface cable with
bonded ferrite cores. Also, any unauthorized changes or modifications
to this monitor will void the user’s authority to operate this device.

Note: If necessary, shielded interface cables and the A.C. power cord
must be used to meet the emission level limits.

EMI Certification

The Class B digital apparatus meets all requirements of the Canadian
Interference-Causing Equipment Regulation. Cet appareil numerique
de class B respecte toutes les exigences du Reglement sur Ic materiel
brouilleur du Canada.

Safety Precautions

1

This monitor is manufactured and tested on the principle that the
user’s safety comes first. However, improper use or installation may
not only damage the monitor but endanger the user as well. As a
safety precaution, go over the following WARNINGS carefully before
installation, and keep this guide handy.

Warnings:

 This monitor should be operated only at the correct power

sources indicated on the label at the rear end of the monitor. If
you are unsure of the power supply in your residence, consult
your local dealer or Electricity Supplier.

 Do not try to repair the monitor yourself, as it contains no

user-serviceable parts. The monitor should only be repaired by a
qualified technician.

 Do not remove the monitor cabinet. There are high-voltage parts

inside that may cause an electric shock even when the power
cord is disconnected.

 Stop using the monitor if the cabinet is damaged. Have it checked

by a service technician.

 Put your monitor only in a clean, dry environment. Unplug the

monitor immediately if it gets wet, and consult your service
technician.

 Always unplug the monitor before cleaning it. Clean the cabinet

with a clean, dry cloth. Apply non-ammonia-based cleaner onto
the cloth, not directly onto the glass screen.

 Keep the monitor away from magnetic objects, motors, TV sets,

and transformers.

 Do not place heavy objects on the cable or power cord.
 For PLUG CABLE EQUIPMENT, the socket outlet should be

installed near the equipment and should be easily accessible.

2

Care and Maintenance

Care

 Avoid exposing your monitor directly to sunlight or other heat

sources. Place your monitor away from the sun to reduce glare.

 Put your monitor in a well-ventilated area. Do not place anything

heavy on top of your monitor.

 Make certain that your monitor is installed in a clean and

moisture-free area.

 Keep your monitor away from magnets, motors, transformers,

speakers, and TV sets.

Safety Tips

 If smoke, an abnormal noise or an odor comes out of your

monitor, switch off the power immediately and call our service
center.

 Never remove the rear cover of your monitor cabinet. The display

unit inside contains high-voltage parts and may cause an electric
shock.

 Never try to repair the monitor yourself. Always call your service

center or a qualified technician to fix it.

Note: This user’s manual contains graphics and information that is for
reference purposes only and is subject to change without notice.

3

CHAPTER 1

INTRODUCTION

BEFORE INSTALLING YOUR MONITOR

Read this manual cover to cover.
PAY ATTENTION to all WARNING and CAUTIONS

DO NOT use computer components not recommend by the
manufacture.

Do not attempt to service the monitor your self. If a problem
occurs, contact the manufacture's authorized service center.

ABOUT YOUR MONITOR

This monitor is a microprocessor-controlled, color monitor that

uses a TFT LCD panel. The monitor conforms to EPA Energy Star

and VESA DPMS (Display Power Management Signaling) power

management standards. Our monitors also provide one option to

accept the video input (like NTSC or PAL signal), you can switch

these input signal through OSD and the video OSD setting please

refer to the Chapter 3.

RGB AND DVI MODE

This monitor is equipped with a microprocessor that identifies your

computer's video mode and allows user to adjust the settings.

I can support the traditional analogue signal or the new DVI-D

signal.

4

FACTORY-PRESET MODES

Table 1 shows standard video mode setting that have been

pre-adjusted at the factory for accurate video display. These

setting are stored in the monitor's memory

Table 1. Factory-Preset Modes

Mode Resolution H-Freq.(KHz) V-Freq(Hz)

NEC 640x400 24.83 56.4

VGA 640x350

720x400
640x480
640x480
640x480

SVGA 800x600

800x600
800x600
800x600

XGA

SXGA 1280x1024

Macintosh 640x480

1024x768
1024x768
1024x768

1280x1024

832x624
1024x768
1024x768

31.47

31.47

31.47

37.86

37.5

35.16

37.88

48.08

46.87

48.36

56.47
60

63.98
80
35

49.7

48.78

60.241

70
70
60
72
75

56.3

60.3

72.2
75
60
70
75
60
75

66.7

74.55
60

74.927

5