G904 User Guide Document: G904-2
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3
25.4.
5 contents in one projection system…………………………………………………………. 57
Technical support
26. Trouble shooting
26.1. No image on the screen
…………………………………………………………………………. 58
26.2.
Intermittent or loss of input signal……………………………………………………………. 58
26.3.
Video quality issue………………………………………………………………………………. 59
26.4. Abnormal display in f
ront panel LED indicators…………………………………………… 59
26.5.
Synchronization issue in the outputs………………………………………………………… 60
26.6.
Call for technical support………………………………………………………………………. 60
27.
Safety precaution and maintenance…………………………………………………………………… 60
28.
Warranty and RMA policy………………………………………………………………………………… 61
Specifications
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Revision history
............................................................................................................................... 63
Disclaimer/Copyright Statement
Copyright 2021, VNS Inc. All Right Reserved
This information contained in this document is protected by copyright. All rights are reserved by VNS Inc.
VNS Inc. reserves the right to modify this document without any obligation to notify any person or entity of such revision. Copying,
duplicating, selling, or otherwise distributing any part of this document without signing a non-disclosure agreement with an
authorized representative of VNS Inc. is prohibited. VNS Inc. makes no warranty for the use of its products and bears no
responsibility for any error of omission that may appear in this document.
Product names mentioned herein are used for identification purposes only and may be trademarks of their respective companies.
Limited Warranty and RMA statement
This device is designed and tested to the highest standards and backed by two years’ parts and labor warranty. Warranties are
effective upon the first delivery date to the end customer and are non-transferable. Warranty related repairs include parts and labor,
but do not include repair of faults resulting from user negligence, special modifications, abuse (mechanical damage), shipping
damage, and/or other unusual damages. The customer shall pay shipping charges when the unit is returned for repair.
Manufacturer will pay shipping charges for return shipments to customers.
Manufacturer does not assume responsibility for consequential damages, expenses or loss of revenue, inconvenience or
interruption in operation experienced by the customer. Warranty service shall not automatically extend the warranty period.
User can pay extension fee to extend the warranty period. Please contact us for more details. In the event that a product needs to
be returned for repair, inform manufacturer and ask for a Return Material Authorization number.
FCC/CE statement
This equipment has been tested and found to comply with the limits for a Class A digital device, pursuant to part 15 of the FCC
Rules. These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a
residential / commercial environment. This equipment generates, uses, and can radiate radio frequency energy and, if not installed
and used in accordance with the instruction manual, may cause harmful interference to radio communications. Operation of this
equipment in a residential area is likely to cause harmful interference in which case the user will be required to correct the
interference at his own expense.
