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DD5075265
Rev 00
3 June 2022

NPN-X200/X400 Series Speed Frame Substructure & Panel Quick Guide

Page 2 of 4

201 Daktronics Drive

Brookings, SD 57006-5128

www.daktronics.com/support

800.325.8766

Install Next Adjacent Frame in First Row

1. 

Position the adjacent frame in the row next to the installed frame.

2. 

Install the supplied stitch bolts (HC-1842). Refer to 

Figure 5

.

Figure 5: 

Install Stitch Bolts

3. 

Ensure the alignment tabs are flush 

and even with each other. Refer to 

Figure 6

. Tighten the stitch bolts to 

lock the tabs into place.

4. 

Cut the zip ties and verify that the 

bolt assemblies slide freely.

5. 

Slide the bolt assemblies to the 

nearest stud lines.

6. 

Use a 4' level on top of the frame to 

level the frame while positioning it.

7. 

Repeat 

Steps 5–7

 in 

Install First Frame 

(p.1)

.

8. 

Repeat 

Steps 1–7

 until the first row is 

fully installed.

9. 

Use a string line across the installed bottom row and adjust the 

Z-position of the frames so the frame faces are all aligned to the string. 

Verify the frame faces are level vertically as they are adjusted for the 

string line.

Install Remaining Frames

1. 

Position the left frame in the next row on top of the first installed frame. 

Ensure the alignment tabs are flush and properly aligned. The mid 

verticals set the X- and Y-axis positions of the frame.

2. 

Install the supplied stitch bolts across the horizontal seam and tighten to 

lock the frame into place. Refer to 

Figure 7

Figure 8

, and 

Figure 9

.

Figure 6: 

Ensure Alignment Tabs Are 

Flush & Even

Figure 7: 

Install Stitch Bolts across Horizontal Seam

Figure 8: 

Ensure Alignment Tabs Are 

Flush & Even

 

3. 

Cut the zip ties, allowing the bolt assemblies to slide along the track.

4. 

Slide the bolt assemblies to the nearest stud locations.

5. 

Install TEK screws and brace plates, but do not tighten all the way. 

Leave the TEK screws approximately 

1

/

8

" from tightened down.

6. 

Install the remaining frames while leaving the frames slightly loose from 

the wall. Refer to 

Figure 10

.

Figure 9: 

Lock X & Y Position

Figure 10: 

Install Remaining Frames

Plumb/Level Entire Display

1. 

Identify the wall high spot. Use a level on the face of the frame column 

while adjusting the Z-position of the frame column. If a high spot cannot 

be identified, start with the center-most frame column in the display.

2. 

Use the frame alignment tabs closest to the display corners and secure 

a string line in an X pattern. Refer to 

Figure 11

.

Figure 11: 

Secure String Line

3. 

Identify frame high points along the string line. Adjust the Z-position 

toward the wall at the high points if the frames were not previously 

Z-adjusted. If the high-point frame was previously Z-adjusted, adjust the 

surrounding frames away from the wall to make the display face level 

and plumb.

4. 

Tighten down the TEK screws to lock the frame Z-positions  into place.

5. 

Adjust the frame Z-positions until the faces are aligned to the string and 

the frame faces are plumb and level to each other.

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