1. Introducció
Thank you for choosing the BONTEC GDM7505 Ergonomic Gas Spring Single Monitor Mount. This manual provides detailed instructions for the safe and efficient installation, operation, and maintenance of your monitor arm. Please read this manual thoroughly before assembly and retain it for future reference.
2. Informació de seguretat
Si us plau, observeu les següents precaucions de seguretat durant la instal·lació i l'ús:
- Assegureu-vos que tots els components siguin presents i no estiguin danyats abans del muntatge. No utilitzeu el producte si hi falta alguna peça o si està defectuosa.
- This monitor mount is designed for screens between 15 and 34 inches, with a maximum weight capacity of 26.5 lbs (12 kg). Do not exceed these limits.
- The gas spring mechanism is under high pressure. Do not attempt to disassemble the gas spring cylinder.
- Always use appropriate tools and follow the instructions carefully. Overtightening screws may cause damage.
- Ensure the desk surface is stable and thick enough to support the mount and monitor weight.
- Mantingueu els nens i les mascotes allunyats durant la instal·lació.
3. Contingut del paquet
Verifiqueu que totes les peces que s'enumeren a continuació s'inclouen al paquet:

Image: All components of the BONTEC Monitor Arm, including the main arm sections, base, C-clamp, grommet parts, various screws, and Allen keys, are displayed on a white surface.
- A: Upper Arm with VESA Plate
- A1: Cable Cover for Upper Arm
- B: Braç inferior
- C: Base
- D: C-clamp
- E: Brace for C-clamp
- F: Small Screws (for C-clamp/Ullerol)
- G: Wingnut (for Grommet)
- H: Carriage Bolt (for Grommet)
- I, J, K: Allen Keys (various sizes)
- L: Small Screws (for VESA plate)
- M-A, M-B, M-C, M-D, M-E: Monitor Screws and Washers (various sizes for VESA mounting)
4. Configuració i instal·lació
This section guides you through the assembly process. An assembly video is available for visual reference.
Video: Assembly Manual for BONTEC Upgraded Single Monitor Arm. This video demonstrates the complete installation process for the monitor arm, including both C-clamp and grommet mounting options, and attaching the monitor.
4.1. Trieu el mètode de muntatge
The BONTEC GDM7505 supports two installation methods: C-clamp and Grommet Base. Select the method suitable for your desk.

Image: This image illustrates the two available installation methods: C-clamp mounting, suitable for desk thicknesses from 0.39 to 3.15 inches, and Grommet mounting, for desk thicknesses from 0.39 to 2.76 inches and hole diameters from 0.39 to 2.36 inches.
4.1.1. C-clamp Instal·lació
- Attach the Brace (E) to the Base (C) using the small screws (F).
- Fix the C-clamp (D) to the Brace (E) and tighten the screws securely.
- Place the assembled C-clamp onto your desk edge and tighten the clamp screw until the mount is stable. Use an Allen key for a more secure clamp.
4.1.2. Instal·lació de la base del grommet
- Remove the clip plate (D2) from the C-clamp (D) if it's attached.
- Tighten the Carriage Bolt (H) to the Base (C).
- Insert the bolt through the grommet hole in your desk.
- Secure the base from underneath the desk using the clip plate (D2) and Wingnut (G).
4.2. Install the Arm onto the Base
- Slide the Lower Arm (B) onto the pole of the installed Base (C).
- Tighten the set screw on the Lower Arm (B) using the appropriate Allen key (I or J) to secure it.
- Slide the Upper Arm (A) onto the Lower Arm (B).
- Tighten the set screw on the Upper Arm (A) using the appropriate Allen key (I or J) to secure it.
4.3. Fixeu la placa VESA al monitor
- Col·loqueu amb cura el monitor cara avall sobre una superfície suau i neta.
- Align the VESA plate on the Upper Arm (A) with the mounting holes on the back of your monitor.
- Insert the appropriate screws (M-A/M-B or M-C/M-D/M-E) and washers loosely, leaving a 3-4mm gap. Avoid using power tools to prevent damage.
- Once all screws are in place, tighten them securely.
5. Instruccions de funcionament
The BONTEC GDM7505 monitor arm offers full motion adjustability for optimal viewcomoditat.

Image: This diagram illustrates the extensive adjustability of the monitor arm, featuring a maximum height of 19.1 inches, a maximum extension of 23.3 inches, tilt angles from +85 to -50 degrees, swivel of +/-90 degrees, and 360-degree rotation for flexible monitor positioning.
Video: Tips for Using BONTEC Upgraded Single Monitor Mount. This video provides guidance on adjusting the tilt, swivel, and gas spring tension of the monitor arm to ensure stable and smooth movement.
5.1. Ajust de la inclinació
If the monitor head is dropping down, you may need to tighten the tilt screw. Use the appropriate Allen key (I or J) to turn the screw clockwise until the tilt adjustment is effective and smooth.
5.2. Ajustament del gir
If the monitor swivels too easily or is too sensitive, tighten the swivel screw. Use the appropriate Allen key (I or J) to turn the screw clockwise until the swivel adjustment is smooth and controlled.
5.3. Tension Adjustment (Gas Spring)
The gas spring tension needs to be adjusted according to your monitor's weight to ensure the arm stays balanced and holds its position.
- Monitor Drooping? If your monitor is too heavy for the current tension and droops, turn the tension screw counterclockwise to increase tension.
- Monitor Rising? If your monitor is too light for the current tension and rises, turn the tension screw clockwise to reduce tension.
- Adjust gradually, with a maximum of 20 turns in either direction. Test the arm's balance after every few turns.
5.4. Gestió de cables
To maintain a clean and organized workspace, route your cables through the integrated cable management channels on the arm. Open the cable covers, place the cables inside, and snap the covers back into place.

Image: This image highlights the integrated cable management feature, demonstrating how power and data cables can be neatly routed through the arm's channels to keep the desk organized.
6. Manteniment
Un manteniment regular garanteix la longevitat i el rendiment òptim del braç del monitor:
- Reviseu periòdicament tots els cargols i connexions per assegurar-vos que estiguin ben ajustats i segurs.
- Clean the surface of the monitor arm with a soft, damp drap. Eviteu productes de neteja o dissolvents abrasius.
- If the arm's movement becomes stiff or loose over time, re-adjust the gas spring tension as described in Section 5.3.
7. Solució De Problemes
If you encounter issues with your monitor arm, refer to the following common solutions:
| Problema | Causa possible | Solució |
|---|---|---|
| Monitor droops or falls | La tensió de la molla de gas és massa baixa per al pes del monitor. | Increase gas spring tension by turning the adjustment screw counterclockwise (refer to Section 5.3). |
| El monitor sura cap amunt o és difícil de prémer cap avall | La tensió de la molla de gas és massa alta per al pes del monitor. | Decrease gas spring tension by turning the adjustment screw clockwise (refer to Section 5.3). |
| Monitor tilts forward or backward too easily | El cargol del mecanisme d'inclinació està fluix. | Tighten the tilt adjustment screw (refer to Section 5.1). |
| Monitor swivels too freely or is too stiff | Swivel mechanism screw is loose or too tight. | Adjust the swivel adjustment screw (refer to Section 5.2). |
| Arm is unstable or wobbles | Mounting base is not securely fastened to the desk. | Torneu a apretar el C-clamp or grommet base screws (refer to Section 4.1). |
8. Especificacions
| Característica | Especificació |
|---|---|
| Número de model | GDM7505 |
| Compatibilitat amb la mida de la pantalla | 15-34 polzades |
| Capacitat de pes | Fins a 26.5 lliures (12 kg) |
| Compatibilitat VESA | 75x75mm, 100x100mm |
| Angle d'inclinació | +85° a -50° |
| Angle de gir | ±90° |
| Rotació | 360° |
| Altura màxima | 19.1 polzades |
| Extensió màxima | 23.3 polzades |
| Gruix de l'escriptori (C-cl)amp) | 0.39-3.15 polzades |
| Gruix de l'escriptori (ulleres) | 0.39-2.76 polzades |
| Diàmetre del forat del grommet | 0.39-2.36 polzades |
| Material | Metall |
| Color | Negre |
9. Garantia i Suport
For warranty information or technical support, please refer to the product packaging or contact BONTEC customer service directly. Contact details can typically be found on the manufacturer's official weblloc web o a través de la vostra plataforma de compra.





