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Grandview Smart Screen 

User Manual

Imported and Distributed in Australia by

Herma Technologies

Factory 4A, 6 Albert St

Preston, VIC 3072

For more information please go to

www.grandviewscreens.com.au 

or call 1300 730 025

Oct12 v1.5

Note: Warranty does not cover un-installing  
or re-installing unit.

Excessive motor use

The motor will switch off if the screen is used  
continously for more than three minutes. Allow the  
motor to cool for 30 minutes before using again.
If you do not expect to use your screen for some 
time, please disconnect the power.

Protecting your Screen:

To ensure long lasting viewing enjoyment keep the 
screen rolled up when not in use. Check both the 
front and back surfaces before retracting into the 
case to make sure it is free of dust, dirt, insects or 
other foreign matter. Use a soft brush or cloth to 
lightly remove any foreign particles.

Cleaning your Screen:

Use warm water with a mild detergent to remove 
any marks on the surface (only dab, do not rub) or 
screen casing. Immediately dry the screen with a 
soft cloth or towel. Do not leave it to air dry.
Never use any solvents, chemicals or abrasive 
cleaners on the screen surface as they can 
permanently damage the screen surface.

Central Control Instructions

Note: Please do not operate the low voltage 
control frequently to prevent from damage  
to the relay.

Central Control Protocol & Control Code

Data bits: 8 Digits
Initial digits: Digit 1
Stop digits: Digit 1
Baud rate: 2400

UP:

0xFF 0xEE 0xEE 0xEE 0Xdd

STOP:

0xFF 0xEE 0xEE 0xEE 0Xcc

DOWN:

0xFF 0xEE 0xEE 0xEE 0Xee

MICRO-UP:

0xFF 0xEE 0xEE 0xEE 0xC9

MICRO-DOWN:

0xFF 0xEE 0xEE 0xEE 0xE9

External 

Control 

Unit

Relay in-built

RS232

6P6C (3V)

Low Voltage Control

Wiring map

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