Daktronics Galaxy AF-3155, Руководство пользователя

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Figure 1
illustrates the Daktronics drawing label. The drawing number is located in the lower-
right corner of the drawing. Listing the last set of digits and the letter preceding them
identifies drawings in the manual. In the example below, the drawing would be referred to as
Drawing B-181287 . Reference drawings are inserted in Appendix A .
Figure 1: Drawing Label
All references to drawing numbers, appendices, figures, or other manuals are presented in
bold typeface, as shown below.
“Refer to Drawing B-181287 in Appendix A for the power supply location.”
Additionally, drawings referenced in a particular section are listed at the beginning of that
section as seen in the following example:
Reference Drawing:
Shop Drawing; VF-****-27x75-18-W......................................... Drawing B-181287
Daktronics displays are built for long life and require little maintenance. However, from time
to time, certain display components will need replacing. The
Replacement Parts List in
Section 4.11 provides the names and numbers of components that may need to be ordered
during the life of the display. Most display components have a white label that lists the part
number. The component part number is in the following format: 0P-_ _ _ _-_ _ _ _
(component) or0A-_ _ _ _-_ _ _ _ multi-component assembly).
Following the
Replacement Parts List is the Daktronics Exchange and Repair and
Return Programs in Section 4.12 . Refer to these instructions if any display component needs
replacement or repair.
1.1 Safety Precautions
Important Safeguards:
1. Read and understand these instructions before installing.
2. Be sure the display and external enclosures are properly grounded with an
earth ground electrode at the display.
3. Disconnect power when servicing the display.
4. Do not modify the display structure or attach any panels or coverings to the
display without the written consent of Daktronics, Inc.
Introduction
1-2