Daktronics VANGUARD VL-3500 Series, Руководство пользователя

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Maintenance
11
5 Maintenance
Getting Started
1. Turn off the breaker
before performing
any repair or
maintenance work
on the displays.
Disconnect power
to the display if
performing repair or
maintenance.
2. Only qualified
service personnel
should access
internal display
electronics.
3. Daktronics
engineering staff
must approve any
changes to the
displays. If making
modifications to
the displays, submit
detailed drawings
to the Daktronics
engineering staff
for evaluation and
approval or the
warranty will be
void.
4. VL-35X0 series displays are front accessible, meaning that access to the internal
components is gained by removing the front modules of the display. Figure 7 shows
the approximate location of internal components.
Accessing the Internal Components
Access the internal components by removing the front modules. The display may need
to be opened to perform maintenance or for troubleshooting.
To access the interior of the display, perform the following steps:
1. Disconnect power to the
display.
2. Locate the latch access
fasteners on the module as
shown in Figure 8 . One is
centered near the top and one
is centered near the bottom.
Figure 7: Internal Components
Figure 8: Module Latch Locations