1. Introduktion
The Tecmojo 42U Server Rack Network Cabinet is designed to house and organize 19-inch server, networking, AV, and IT equipment. It features a robust alloy steel construction, a clear front door, and includes essential accessories such as a Power Distribution Unit (PDU), cooling fans, rack rails, and a shelf. This cabinet provides a secure and organized environment for your valuable equipment.

Image 1: Tecmojo 42U Server Rack Network Cabinet with PDU, cooling fans, rack rails, and shelf.
2. Sikkerhedsoplysninger
Please read all safety instructions before installation and operation to prevent injury or damage to equipment.
- Ensure the cabinet is placed on a stable, level surface capable of supporting its weight and the weight of all installed equipment (up to 1800 lbs / 816 kg).
- Always use appropriate lifting techniques or assistance when moving the cabinet, especially when loaded.
- Do not overload the cabinet or individual shelves. Refer to the specifications for weight limits.
- Ensure proper grounding for all electrical components, including the PDU.
- Keep all ventilation openings clear to prevent overheating.
- Only qualified personnel should perform electrical connections and maintenance.
- Use caution when handling tools and hardware during assembly to prevent injury.
- Secure all equipment within the rack using appropriate mounting hardware to prevent accidental dislodgement.
3. Pakkens indhold
Verify that all components listed below are present and undamaged. If any items are missing or damaged, contact Tecmojo customer support.

Billede 2: Detaljeret view af alle komponenter, der er inkluderet i pakken.
| Punkt | Mængde |
|---|---|
| 42U serverrackskab | 1 |
| 1U Rack Mount PDU | 1 |
| Køleventilatorer | 2 |
| 1U Half Rack Rails | 1 par |
| 1U Cantilever Shelf | 1 |
| Rack Shelf Back Support | 2 |
| 12-24 Cage Nut | 70 |
| 12-24 Cross Screw | 70 |
| Nøgle | 4 |
| Anti-slip Stop | 2 |
| Velcro kabelbinder | 10 |
Note: The quantity of some small hardware items may be slightly higher than required for assembly to provide spares.
4. Opsætning og montering
The Tecmojo 42U Server Rack Network Cabinet is designed for efficient assembly. Follow these steps carefully.
4.1. Udpakning og indledende inspektion
Carefully remove the cabinet and all components from the packaging. Inspect for any shipping damage. If the cabinet arrived unassembled, ensure all parts listed in the "Package Contents" section are present.
4.2. Attaching Casters and Leveling Feet
The cabinet comes with pre-installed casters and leveling feet. Ensure they are properly secured. The casters allow for mobility, while the leveling feet provide stability once the cabinet is in its final position.

Image 3: Casters and leveling feet for mobility and stability.
4.3. Installing Rack Rails
The rack rails are adjustable to accommodate various equipment depths. The maximum mountable depth is 18.5 inches.
- Determine the required depth for your equipment.
- Use the provided cage nuts and cross screws to secure the rack rails to the vertical mounting posts at the desired depth.
- Ensure both front and rear rails are aligned and at the same height.

Image 4: Interior of the cabinet showing adjustable rack rails and maximum rail depth.
4.4. Installing the Shelf
Install the 1U cantilever shelf using cage nuts and screws at the desired height. Ensure it is level and securely fastened.
4.5. Installing Cooling Fans
The two cooling fans are designed for top-mounting to facilitate airflow.
- Locate the designated fan mounting area on the top panel of the cabinet.
- Secure the fans using the provided hardware.
- Connect the fan power cables to the PDU or an appropriate power source.

Image 5: Top-mounted cooling fans for heat dissipation.
4.6. Installing the PDU
Mount the 1U rack mount PDU to the rack rails at a convenient location, typically near the top or bottom, using cage nuts and screws. Connect the PDU to a suitable grounded power outlet.
4.7. Kabelforvaltning
Utilize the top and bottom brush panels for cable routing to maintain an organized and dust-free environment. Use the provided Velcro cable ties to bundle and secure cables.

Image 6: Top brush panel for organized cable management.
4.8. Installing Side Panels and Doors
The side panels are removable for easy access during installation and maintenance. Ensure they are securely latched after equipment installation. The front door is fully lockable and can be reversed if needed. Use the provided keys to secure the door.

Image 7: Removable side panels for easy access.
4.9. Videovejledning til montering
For a visual guide on assembly, please refer to the official Tecmojo assembly video. (Note: An official assembly video was not available at the time of manual creation. Please check the Tecmojo webwebsted for opdateringer.)
5. Betjeningsvejledning
5.1. Powering On Equipment
After all equipment is securely installed and cabled, connect the PDU to a grounded power outlet. Power on your equipment according to their individual instructions.
5.2. Monitoring and Cooling
The integrated cooling fans help maintain optimal operating temperatures within the cabinet. Ensure the fans are operational and that airflow is not obstructed. Regularly monitor the temperature of your equipment to prevent overheating.
5.3. Sikkerhed
Always lock the front door of the cabinet using the provided keys to secure your equipment from unauthorized access.
6. Vedligeholdelse
- Rensning: Periodically clean the exterior of the cabinet with a soft, damp klæde. Undgå slibende rengøringsmidler.
- Fjernelse af støv: Regularly check and clean the cooling fans and any air filters (if present) to ensure efficient airflow. Use compressed air to remove dust from equipment.
- Kabelstyring: Periodisk vedrview and reorganize cables to ensure proper airflow and prevent accidental disconnections.
- Hardwarekontrol: Annually inspect all screws, bolts, and mounting hardware for tightness. Re-tighten as necessary. Pay particular attention to rack rail screws and equipment mounting screws.
- Door and Lock: Lubricate door hinges and locks annually with a suitable lubricant to ensure smooth operation.
7. Fejlfinding
7.1. Equipment Overheating
Mulig årsag: Obstructed airflow, fan malfunction, or excessive equipment density.
Løsning:
- Ensure cooling fans are operating correctly.
- Verify that cabinet ventilation openings are not blocked.
- Check for proper cable management to avoid airflow obstruction.
- Consider reducing equipment density or adding additional cooling solutions if necessary.
7.2. Cabinet Instability
Mulig årsag: Uneven floor, loose leveling feet, or improperly distributed weight.
Løsning:
- Adjust the leveling feet to ensure the cabinet is stable and level.
- Verify that equipment weight is evenly distributed within the rack.
- Ensure all casters are locked when the cabinet is in its final position.
7.3. Difficulty with Assembly (e.g., missing parts, hardware issues)
Mulig årsag: Manufacturing defect or shipping error.
Løsning:
- Double-check the package contents against the provided list.
- Contact Tecmojo customer support immediately with details of the issue and any missing or damaged components. Provide your purchase information.
8. Produktspecifikationer

Image 8: Visual representation of cabinet dimensions and specifications.
| Attribut | Værdi |
|---|---|
| Mærke | Tecmojo |
| Model | 42U |
| Produktmål (D x B x H) | 23.6" x 23.6" x 77.4" (600 mm x 600 mm x 1965 mm) |
| Varens vægt | 163.4 pund |
| Materiale | Legeret stål |
| Vægt kapacitet | 1800 lbs (816 kg) |
| Maximum Mountable Depth | 18.5 tommer |
| Rack plads | 42U |
| Dørtype | Clear Door (Polycarbonate) |
| Overholdelse | EIA/ECA-310-E-kompatibel |
| Inkluderet tilbehør | PDU, Cooling Fans, Rack Rails, Shelf, Casters, Leveling Feet, Cable Management Panels, Locking Door |
9. Garanti og support
For warranty information and technical support, please visit the official Tecmojo webhjemmeside eller kontakt vores kundeserviceafdeling.
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Please have your model number (42U) and purchase date available when contacting support.





