55
Operating Instruction
15. Maintenance
Clean this unit with a soft, dry cloth. Never use alcohol, paint thinner of benzine to clean this unit.
16.
Product Service
1) Damage requiring service:
The unit should be serviced by qualified service personnel if:
(a) The DC power supply cord or AC adaptor has beendamaged;
(b) Objects or liquids have gotten into the unit;
(c) The unit has been exposed to rain;
(d) The unit does not operate normally or exhibits a marked change in performance; The unit has been
dropped or the cabinet damaged.
2) Servicing Personnel:
Do not attempt to service the unit beyond that described in these operating
instructions.Refer all other servicing to authorized servicing personnel.
3) Replacement parts:
When parts need replacing ensure the servicer uses parts specified by the
manufacturer or parts that have the same characteristics as the original parts. Unauthorized substitutes
may result in fire, electric shock, or other Hazards.
4) Safety check:
After repairs or service, ask the servicer to perform safety checks to confirm that the
unit is in proper working condition.
17. Warranty
If your product does not work properly because of a defect in materials or workmanship, our
Company (referred to as "the warrantor" ) will, for the length of the period indicated as below,
(Parts(2)Year, Labor(90) Days)
which starts with the date of original purchase ("Limited
Warranty period"), at its option either(a) repair your product with new or refurbished parts, or
(b) replace it with a new of a refurbished product. The decision to repair or replace will be
made by the warrantor.
During the "Labor" Limited Warranty period there will be no charge for labor.
During the "Parts" warranty period, there will be no charge for parts. You must mail-in your
product during the warranty period. This Limited Warranty is extended only to the original
purchaser and only covers product purchased as new. A purchase receipt or other proof of
original purchase date is required for Limited Warranty service.
Summary of Contents for 20112738
Page 1: ...1 4K60Hz HDMI 4X4 Seamless Matrix Video Wall Multi Viewer Best nr 20112738 ...
Page 8: ...8 Operating Instruction 5 2 Video Wall Mode 5 3 Multi Viewer mode ...
Page 40: ...40 Operating Instruction W 3x1 3 Vertical x 1 Horizontal W 4x1 4 Vertical x 1 horizontal ...
Page 41: ...41 Operating Instruction 11 2 Multi Viewer Mode M 2x2 M 3x1 R M 3x1 L M 3x1 U ...
Page 42: ...42 Operating Instruction M 3x1 D M 1 234 A M 1 2 1 3 1 4 A ...
Page 43: ...43 Operating Instruction M 1 2 3 4 A M 1 34 2 34 A M POP A ...
