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Other brand or product names are trademarks of their respective holders.
Important Recycle Instruction:
Lamp(s) inside this product contains mercury. This product may contain other electronic
waste that can be hazardous if not disposed of properly. Recycle or dispose in
accordance with local, state or federal laws. For more information, contact the
Electronic Industries Alliance at www.eiae.org. For lamp specific disposal information,
check www.lamprecycle.org.
LA1550TS User Manual 2

Table of Contents
I. Usage Notice 4
Precautions 6
II. Package Overview 7
III. Installation 8
Product Overview 8
VESA Mount your Monitor 9
Connect the Display 10
Warning-Explosion Hazard 10
Special installation Instructions 11
IV. User Controls 12
Front Panel Controls 12
How to use the OSD 13
On-Screen Display Menus 14
V. Appendix 15
Troubleshooting 15
Warning Signal 146
Product Dimensions 147
Compatibility Modes 16
Manufacturer’s Instructions 18
Compliance Information 20
LA1550TS User Manual 3

I. Usage Notice
Warning – Please do not open or disassemble the product as this
may cause electric shock.
This apparatus is suitable for use in Class I, Division 2 group A, B, C, D or
unclassified locations.
WARNING- EXPLOSION HAZARD – DO NOT DISCONNECT EQUIPMENT
UNLESS POWER HAS BEEN SWITCHED OFF OR THE AREA IS KNOWN TO BE
NONHAZARDOUS.
AVERTISSEMENT – RISQUE D’ECPLOSION – AVANT DE DECONNECTER
L’EEQUIPEMENT, COUPER LE COURANT OU S’ASSURER QUE L’EMPLACEMENT
EST DESIGNE NON DANGEREUX.
WARNING- SUBSTITUTION OF COMPONENTS MAY IMPAIR SUITABILITY
FOR CLASS1, DIVISION 2.
AVERTISSEMENT – RISQUE D’EXPLOSION – LA SUBSTITUTION DE
COMPOSANTS PEUT RENDRE CE MATERIEL INACCEPTABLE POUR LES
EMPLACEMENTS DE CLASSE I, DIVISION 2.
LA1550TS User Manual 4

Precautions
Follow all warnings, precautions and maintenance as recommended in this user’s
manual to maximize the life of your unit.
Do:
Disconnect the power plug before cleaning
Touch screen surfaces may be cleaned using a soft clean cloth moistened
with mild window glass commercial cleaners or 50/50 mixture of water and
isopropyl alcohol.
Use a soft cloth moistened with mild detergent to clean the display housing.
Use only high quality and safety approved AC/DC adapter.
Disconnect the power plug from AC outlet if the product is not going to be
used for an extended period of time.
Don’t:
Do not touch the LCD display screen surface with sharp or hard objects.
Do not use abrasive cleaners, waxes or solvents for your cleaning.
Do not operate the product under the following conditions:
Extremely hot, cold or humid environment
Areas susceptible to excessive dust and dirt
Near any appliance generating a strong magnetic field
In direct sunlight
LA1550TS User Manual 5