B-Tech SYSTEM X BT8341 User manual

BT8341
UNIVERSAL POP-OUT
VIDEOWALL MOUNTING SYSTEM
INSTALLATION GUIDE
www.btechavmounts.com
B-TECH AV mounts
TM
SPECIFICATIONS
• Recommended screen size: 39”- 70"
• Max weight per screen: 50kg (110lbs)
• Features pop-in, pop-out function to allow access to the rear of
screens for servicing and maintenance and to aid installation
• Tool-less micro-adjustments for seamless display alignment
• Suitable for landscape or portrait mounting
• Sections can be joined together to increase video wall width
• Safety screws help prevent unauthorised removal of screens
• All mounting hardware included
Note: This assembly manual covers dierent installations. Some
parts or procedures shown may not be required for installation.
Please refer to page 4 for VESA® xings

2
CONTENTS
Installation Safety Notes......................................................................................................................
Parts List....................................................................................................................................................
Typical Installation.................................................................................................................................
Installation Instructions.......................................................................................................................
Product Dimensions............................................................................................................................
B-Tech Contact Details.......................................................................................................................
2
4
6
7
19
20
Please pay careful attention to where this product is located. Check load capacity of the wall prior to installation to ensure
that it can support the combined weight of the equipment and hardware, some surfaces are not suitable for installation.
Warning! Secure to a solid xture, stability can be impaired if attaching to any unsecured surface or furniture.
Designed for indoor use, this mount is suitable for public or home installation. If located in a public or frequently populated
area ensure that the product is out of the immediate reach of people. f any AV equipment is to be suspended over the likely
path or location of people then great care should be taken to secure all parts of the installation from falling.
When drilling holes it is essential to avoid contact with electrical cables and water or gas pipes contained within.
Use of a good quality live wire detector and hidden object locator is therefore recommended.
Only drill into structures when you are sure it is safe to do so.
INSTALLATION & OPERATING SAFETY INSTRUCTIONS
CAUTION:
Do not attempt to install this product until all installation / operating instructions and warnings have
been read and properly understood. Please keep these instructionssafe for future reference.
Please check carefully to make sure there are no missing or defective parts - defective parts must never be used.
B-Tech AV Mounts, its distributors and dealers are not liable or responsible for damage or injury caused by improper
installation, improper use or failure to observe these safety instructions. In such cases, all guarantees will expire.
Check with the place of purchase for information on any guarantees, repairs or replacements of this product.
General
B-Tech AV Mounts recommends that a professional AV installer or other suitably qualied person install this product.
Great care must always be taken during installation as most AV equipment is of a fragile nature, possibly heavy and
easily damaged if dropped.
If you do not fully understand the instructions or are not sure how to install this product safely, then please consult a
professional for advice and/or to install this product for you. Failure to mount this product correctly may cause serious
injury or death both during installation and at any time thereafter.
Do not mount any AV equipment that exceeds the specic weight limit of the product you are installing.
This weight limit will be clearly stated on each product and its packaging and will vary from product to product.
Product location
Fixing hardware
It is highly recommended that all xing screws be used where supplied and that the purpose of all other xing hardware
is fully understood. In some cases more AV equipment xing hardware will be supplied to accommodate dierent models
of equipment and set up congurations. The installer must be satised that any supplied xing hardware is suitable for
each specic installation. The xing kit supplied with the product may not be suitable for all walls.
If any xing screws or included hardware are deemed not sucient for a safe installation then please consult a professional
or your local hardware store.
Hazardlimitation
Operating & Maintenance
When routing cables take advantage of any built in cable management features thatthe product might provide and ensure
that all cables are tidy and secure. Check to see that any moving aspect of the product can do so unhindered by any cabling.
Some products have moving parts and the potential to cause injury through the crushing or trapping of ngers or other
body parts.
Particular attention to the nature of moving parts is required especially when assembling installing and adjusting
during set up.
Immediately after installation double-check that the work done is safe and secure. Double-check all
necessary xings are present and are of ample tightness.
It is recommended that periodic inspections of the product and its xing points are made as frequently as possible (no more
than 6 months apart) to ensure that safety is maintained. B-Tech AV Mounts recommends that a suitably qualied person is
used for the removal of this product. Please dispose of the product carefully and with consideration to the environment.
If in doubt consult a professional AV installer or other suitably qualied person.
This mount is intended for use only with the
maximum weights indicated. Use with equipment heavier than the
maximum indicated may result in instability causing possible injury.

BT8341 PARTS LIST
PLEASE KEEP THIS FOR FUTURE REFERENCE
4
5
9
10
20
BT8390-WFK1
OPTIONAL
MOUNTING RAIL
EXTENSION KIT
MOUNTING RAIL
BT8390-070
Length: 70cm
BT8390-150
Length: 150cm
BT8390-175
Length: 175cm
BT8390-050
Length: 50cm
BT8390-200
Length: 200cm
BT8390-300
Length: 300cm
RAIL MOUNTING BRACKET
All these components can be moved or carried by manpower. Please be careful to avoid injury when
handling these components before & during the installation or when uninstalling the mount.
SCREEN INTERFACE ARMS
BT7564 BT7565 BT7566
VESA 600mm VESA 800mm VESA 900mm
OPTIONAL INTERFACE ADAPTOR ARMS
BT8390-VESA400MAP
1
4
7
8
Due to the multiple installations available
the quantity for each option below is
dependent on the mount ordered.
Max Load
50kg (110lbs)
Per Screen
12
14
13
BT8390-EXT
21
15
16

5
INSTALLATION TOOLS REQUIRED
Crosshead
screwdriver
PART NAME
ITEM QTY
PER PACK
1
1
22
2
3
WALL FIXING PLATE
ST8 x 45mm CSK WOOD SCREW
No.10 WALL PLUG
RAIL MOUNTING BRACKET
24
2
5
1
6
M8 SLIDING NUT
M8 x 12mm CSK SCREW
5AF HEX KEY
1
7
28
MOUNTING RAIL
END CAP
MOUNTING RAIL
6
9
24
10
1
11
RAIL EXTENSION KIT (OPTIONAL)
SCREEN INTERFACE ARMS
JOINING BAR
M6 x 8mm GRUB SCREW
3AF HEX KEY
M6 x 16mm SCREW
M6 x 40mm SCREW
M6 x 25mm SCREW
M8 x 25mm SCREW
M8 x 16mm SCREW
M8 x 40mm SCREW
13mm SPACER
5mm SPACER
24mm SPACER
4
A
4B
4C
SCREEN FIXING KIT
4
D
4
E
4
F
4
G
4
H
4
I
4
J
M6 WASHER
1
13
14
15
16
RIGHT INTERFACE ARM
2
20
4
21
ADAPTOR ARMS (OPTIONAL)
ADAPTOR ARMS
M8 x 12mm SCREW
C
D
A
DEF
HIJ
G
1
12 LEFT INTERFACE ARM
Drill Pencil Level
Stud nder
(optional)
Drill bit
10mm Masonry bit
or 4mm (5/32”) Wood bit
5AF HEX KEY
4AF HEX KEY
ADJUSTABLE BRACE
M5 x 6mm SCREW
M6 x 35mm SCREW
3AF HEX KEY
1
2
2
17
18
19
1
1
1
19
18
17
11
236

6
TYPICAL INSTALLATION
2 x 2 Videowall installation with VESA 400 Micro-Adjustment Pop-Out Arms
ASSEMBLED SIDE VIEW
Distance from
wall 105.4mm
(Tolerance
1mm)
+/-10mm Depth Adjustment
236.6mm
+/-20mm Height Adjustment
215mm
+/-20mm Height Adjustment
BT8390-VESA400MAP
BT8390-WFK1
BT8390 Rail
Centre of
BT8390 Rail
273.9mm (Tolerance
1mm)
+/-10mm Depth Adjustment
CLOSED OPEN

OPTIONAL EXTENDING THE mounting rail
COMBINING MOUNTING RAILS
7
7
9
10
9
11
7
7
Combined Mounting Rails
7
9
7
7
CHANNEL
7
BACK FRONT
JOINING BAR ASSEMBLY
9
10
i. On one side of item 7, insert 4x item 9 half-way into each channel.
ii On the back side of item 7, insert 1x item 9 in the second channel
and 1 x item 9 in the third channel - See Fig. 1
iii. Fasten item 10 loosely on each joining bar, xing it to the mounting rail.
iv. Slide the second item 7 onto item 9 and tighten all items 10, combining the rails securely.
Fig. 1

1.
INSTALLATION INSTRUCTIONS
8
ASSEMBLE WALL PLATES TO MOUNTING RAIL
i. For each item 1 used insert 2x item 4 into item 7.
1 in the top channel and 1 in the bottom channel.
4
7
4
7

9
ii. Attach item 1 to item 7 by fastening item 5 into item 4.
2pcs for up to 2000mm (0 - 79")
3pcs for 2100mm - 3500mm (80" - 139")
4pcs for 3600mm - 6000mm (140" - 239")
5pcs for 6100mm - 8000mm (240" - 319")
6pcs for 8100mm - 10000mm (320" - 400")
Required quantity of Wall Plates (item 1)
Depth
35mm (1.38")
4
5
6
BACK
1
1
7
1
7

10
WALL
Centre of
screen
marked
on wall
Centre lines aligned
when xed to wall
(Top of rail to top of rail)
Screen height +1mm
Centre of rail
INSTALLING THE MOUNT
i. Determine the centre of the rst screen at the bottom left. Mark the centre, for the centre of the rail.
2
158mm
WALL
3
ii.
ii. Mark and drill two xing holes for each item 1 assembled.
Insert item 3 and the top item 2.Do not fully tighten -
Allow a gap (approx.10mm).
iii. Hook item 1 on to item 2 using the keyholes.
Once the rail is hooked on, fasten item 2 into the
bottom holes and tighten all xings.
iv. Fit item 8 to the ends of item 7.
WALL
LEVEL
WALL
10mm
1
7
2
2.
8
10mm Masonry bit

11
ATTACH ADAPTOR ARMS TO INTERFACE ARMS
Note: Ensure the arms are
facing the correct way
round and the same holes
are used on both arms.
TOP
BOTTOM
OPTIONAL ADAPTOR ARMS
i. Use item 21 to x item 20 to items 12 & 13.
ii. Attach item 20 to the screen using the screen xing kit.
Use spacers
(items H, I & J)
for screens with
recessed xings.
SCREEN
SCREEN
RECESS
12
13
D
A-G
H-J
3.
ATTACH INTERFACE ARMS TO SCREEN
Fix items 12 & 13 to the rear of the screen using items A-J.
A-G
NOTE: Portrait mounting shown.
BOTTOM
TOP
SCREEN
12
20
21
13

12
4.
Note: Adjustable brace (item 14) is only suitable for horizontal VESA xings from 400 - 600mm.
CONNECT INTERFACE ARMS WITH THE ADJUSTABLE BRACE
i. Extend item 14 and x at desired length by tightening the 2 screws.
Note: The 3 notches show the position for interface xings at 400mm, 500mm and 600mm.
ii. Fix item 14 to items 12 & 13 for easy lateral adjustment.
For screens with interface
holes 600mm apart, extend
item 14 to the 600 settting.
14
SCREWS
17
17
15
12
13
12
Distance between interface holes
14
14
15

13
WALL
WALL
5.
6.
HOOK SCREEN ONTO RAIL
Z AXIS
KNOB
Z AXIS
KNOB
Y AXIS
KNOB
SCREEN ALIGNMENT
i. Lateral Adjustment
Position the 1st screen at the bottom left corner of the video wall.
Lateral Adjustment X Axis
SCREEN
FLOOR
Hook the rst screen onto bottom rail.
SCREEN
1312
7
SCREEN
Note: Ensure
safety screw
is not
engaged

HEIGHT ADJUSTMENT HAND WHEEL (Y AXIS)
Compatible with a 6mm hex key (not supplied)
Height adjustment guides
to help with accurate
screen alignment
Do not adjust height
past the min and
max guide lines
ii. Height Adjustment (Y Axis +/-20mm)
Ensure the screen is level and parallel to oor using the
height adjustment hand wheels on the interface arms.
SCREEN
Distance
to oor
Distance
to oor
LEVEL
FLOOR
14

Distance
to wall
Distance
to wall
15
iii. Depth Adjustment (Z Axis +/-10mm)
Ensure the screen corners are equidistant from the wall using the
depth adjustment hand wheels on the interface arms.
SCREEN
DEPTH ADJUSTMENT HAND WHEELS (Z AXIS)
Compatible with a 6mm hex key (not supplied)
Depth adjustment guides
to help with accurate
screen alignment
Do not adjust height
past the min and
max guide lines
WALL

1mm gap between screens
1mm gap between screens
SCREEN 1
SCREEN 3
SCREEN 2
SCREEN 4
PLUMB
WALL
16
7.
MOUNT REMAINING SCREENS ONTO RAILS
Use Height Adjustment
(Y axis knobs) to align bottom/top of screens
Use Depth Adjustment
(Z axis knobs) to align front of screens
Use Lateral Adjustment
to align sides of screens
Starting on the left side, hook the remaining screens onto the rails
Note: Use a plumb to align the rst column of screens.
After mounting each screen use the Y & Z micro-adjustment knobs on items 12 & 13 to
level and align the screens.
Note: A 1mm gap between screens should be maintained.
Y
ZX

1mm gap between screens
1mm gap between screens
WALL
SCREENS
PLUMB
Pop-out screens
for easy access
to
adjustment
hand
wheels
Note: During installation, pop screens out for easy access to adjustment hand wheels - see Step 6.
All screen fronts should be ush.
SECURE INTERFACE ARMS TO MOUNTING RAILS
SAFETY
SCREWS
SCREEN
SAFETY SCREW
tightened into
rail
Tighten the safety screws on items 12 & 13 to secure screens to item 7.
19
13
12
7
17
8.

SCREENS Push
Push
OPERATING & SERVICING SCREENS
Note: Ensure pop-out function is not disabled - see Step 10.
Push centrally at the left and right of the screen to pop-out the mount.
The screen will rest in the 'open' position for servicing.
WARNING!
IMPORTANT
Be careful not to damage screen when pushing.
Keep hold of screen as it moves outwards.
Screen in service
position
items 12 & 13
popped-out
After servicing, push screen back and click into original position.
Unlocked Position
20mm
Unlocked Position
DISABLING POP-OUT FUNCTION (OPTIONAL)
Locked Position
Item 16 fully inserted
16
Do not fully insert item 16 when interface arms are popped out.
To prevent interface arms from popping out, fully insert and tighten
item 16 at
the padlock* symbol located at the bottom of items 12 & 13.
13
12
16 19
16
*
18
10.
9.
WARNING! Contact a professional AV installer or other suitably qualied person for any further operation or removal of equipment after installation

19
BT8341 DIMENSIONS
PLEASE KEEP THIS FOR FUTURE REFERENCE
THESE INSTRUCTIONS ARE INTENDED AS A GUIDE ONLY AND B-TECH ACCEPTS NO
LIABILITY FOR THE ACCURACY OF THE INFORMATION CONTAINED IN THIS DOCUMENT.
INTERFACE ARMS
WALL FIXING KIT
REAR VIEWFRONT VIEW SIDE VIEW
48mm
90mm
93mm
45mm
186mm
14mm158mm
81mm 24mm
24mm
6mm
2 x
Ø
8.4mm
6 x Ø 8.4mm
100mm 200mm 300mm 400mm 426mm
6mm
146.8mm
280mm
65mm
18.8mm
50mm
150mm 250mm 350mm
237.2mm (Tolerance 1mm)
+/-10mm Depth Adjustment
434.4mm
68.7mm (Closed depth)
451.6mm
110.9mm
100.7mm
MOUNTING RAILS
120mm
120mm
500/700/1500/2000mm
505/705/1505/2005mm
30mm
30mm
8.2mm
30mm
30mm
BT8390-030/050/070/150/200

For More Information Visit www.btechavmounts.com
B-TECH AV mounts
AMA-BT8341-V1.2-0821-BTECH MADE IN VIETNAM
©2021 B-Tech International Design and Manufacturing Ltd. All rights reserved.
B-Tech AV Mounts is a division of B-Tech International Design and Manufacturing Ltd.
B-Tech AV Mounts and the B-Tech logo are registered trade marks.
All other brands and product names are trademarks of their respective owners.
Photographs are for illustrative purposes only. E&OE.
Manufactured by:
B-Tech International Ltd
Bennett House, Long March, Daventry, Northamptonshire, NN11 4NR, UK
B-Tech Pro-AV BVBA
Brixtonlaan 32, Zaventem 1930, Brussels, Belgium
CONTACT:
[email protected]