3D Fan Help
Master content conversion, Wi-Fi syncing, and blade maintenance for holographic displays.
View DocumentationMangal Sen and Sons Technical Support Hub
Your comprehensive resource for maintaining, optimizing, and repairing modern advertising displays — hologram fans, gobo projectors and digital standees.
12-month hardware warranty •
Pan-India support •
Remote & on-site service
Projector Help
Guides on gobo lens orientation, focal calibration, and outdoor weatherproofing protocols.
View DocumentationDigital Signage Help
CMS setup, remote management, and USB plug-and-play content workflows.
View Documentation1. 3D Hologram Fan Support & Troubleshooting
At Mangal Sen and Sons, our 3D fans use Persistence of Vision (POV) to create floating visuals. Because they rotate and broadcast a P2P Wi-Fi SSID, most questions relate to network handshakes and content formatting. Below are curated resources and procedures for our fan models.
Essential Content Guides
Technical Fixes & Hardware Repair
Note: For motherboard failure or power surges contact our Delhi Technical Service Hub. We stock original spare parts for 42cm, 65cm and 100cm models.
2. Gobo / Logo Projector Support & Optics
Our projectors use industrial LEDs and precision optics. Maintaining clarity requires correct lens alignment and environmental management. These guides cover installation, optics, and performance fixes.
Installation & Sizing Guides
Optics & Performance Fixes
We manufacture high-resolution dichroic glass gobos in-house. See our Gobo Projector Catalog for lens options.
3. Digital Standee & CMS Management Help
Digital standees run Android/Windows motherboards. Managing them needs hardware upkeep and solid content management. We emphasize uptime and pixel integrity for commercial deployments.
Software & Content Deployment
Hardware Longevity & Upkeep
4. Luxury Decor & Vastu Guidelines
We also supply luxury decor products that require considered placement and maintenance. Use the guides below for artisan care and vastu recommendations.
Professional Service Protocols
All products have a 12-month hardware warranty. Our central repair facility in Delhi handles motherboard and LED-level repairs.
| Service Type | Average Turnaround | Required Documentation |
|---|---|---|
| Remote Debugging | 15 - 30 Minutes | WhatsApp Video Call |
| Hologram Fan Repair | 24 - 48 Hours | GST Invoice Copy |
| Custom Gobo Printing | 48 Hours | High-res PNG / AI Logo |
| On-site Signage Setup | Scheduled | Installation Request Form |
Still Need Professional Assistance?
Contact our Delhi technical team by phone or request an on-site visit.
Contact Service CenterRelated Resources
Frequently Asked Questions
Use the companion app (Wi-Fi/Bluetooth) or USB for supported models. Preferred formats: MP4 (H.264) with near-square resolution (1080×1080). For multi-unit walls, use the controller's tile-split tool.
Remote installation guidance is included. On-site installation is available in major cities for a fee or as part of a service contract.
Supported: MP4 (H.264), MOV, GIF, JPEG, PNG. Best hologram results use high-contrast, dark background MP4 files.
Fans produce a gentle whirr; tabletop models are quieter. Acrylic covers help reduce perceived noise.
Yes — standard 12-month hardware warranty covers manufacturing defects. Extended support plans are available.
Contact support via WhatsApp or email with your invoice and device serial number. We provide quotes and lead times for spares.
Use only IP-rated outdoor projectors and protected enclosures for hologram fans. Check product IP rating for exposure suitability.
Use wall-sync controller, ensure uniform firmware, stable network, and correct tile mapping. Prefer wired controllers for high-precision setups.