Troubleshooting

  • Field Notes & Deployment Diaries: CCTV Installation Challenges: A Day 1 Case Study

    Field Notes & Deployment Diaries: CCTV Installation Challenges: A Day 1 Case Study

    The post narrates the deployment of CCTV cameras in a residential setting, highlighting the pre-deployment checklist, efficient installation phase, and challenges faced during connectivity setup. Despite meticulous planning and execution, issues such as erratic camera connections emerged, prompting a troubleshooting strategy for resolution on the subsequent day.

  • eSSL Biometrics Wi-Fi Connectivity: The Obvious Issue

    eSSL Biometrics Wi-Fi Connectivity: The Obvious Issue

    The case study investigates a Wi-Fi connectivity issue with an eSSL biometric attendance machine, which failed after initial successful operation. Diagnostics revealed distance and structural interference as primary causes. After demonstrating the issue, the team relocated the device closer to the router, resolving the connectivity problems effectively.

  • How an Operating System Is Structured: A Layer-by-Layer Breakdown

    Ever wondered what happens between you clicking a button and your computer actually doing something? It all comes down to how an Operating System is structured. In this post, we break down the layers of an OS — from the hardware at the base to the applications you use every day — and explain…

  • First Video – Emp. SEO Reward Program

    First Video – Emp. SEO Reward Program

    Tech-AD has introduced a video creation program for employees, rewarding their contributions. The first video, made by team member Ajay, shows how to replace a keyboard in a Dell Latitude laptop. This initiative aims to encourage the creation of more instructional content for their YouTube channel, inviting audience support.

  • Canon Printer Error Code 202E: A Technician’s POV and Step-by-Step Guide

    Canon Printer Error Code 202E: A Technician’s POV and Step-by-Step Guide

    Canon MF3010 Error 202E Fix | Scanner Issue Troubleshooting Guide Recently, we, at Tech-AD, received a customer issue with a Canon MF3010 printer that displayed the error code 202E. This error prevented the printer from performing its primary functions—printing and scanning. Here’s how I diagnosed and resolved the problem. Understanding the Issue ‘When in…

  • Fixing Active Directory Trust Relationship Issue

    Fixing Active Directory Trust Relationship Issue

    Fix “Trust Relationship Failed” Error in Active Directory | Step-by-Step Guide Active Directory (AD) trust relationship issues can be a significant roadblock in maintaining a seamless IT environment. These problems often manifest as the dreaded error message: “The trust relationship between this workstation and the primary domain failed.” From my experience, addressing these issues…

  • Fix the ‘No Boot’ Error (0x000014c)

    Fix the ‘No Boot’ Error (0x000014c)

    Fix No Boot Error 0xc000014c in Windows | BCD Repair Guide Recently, our team faced a challenging ‘No Boot‘ error (0x000014c) on a custom-built PC. This error left the system unable to boot, causing concern over potential data loss and client downtime.If you are facing a similar issue, don’t worry—it’s fixable. In this blog,…

  • Resolving a Client’s Excel Issue: Office Blues featuring MS-Excel.

    Resolving a Client’s Excel Issue: Office Blues featuring MS-Excel.

    Excel Not Opening Fix | Microsoft Office Error 0xc0000142 Case Study December 30th: The Request Yesterday, we received a request from one of our clients: an employee was unable to open Excel files on his system. December 31st: Troubleshooting Begins Attempting to assist remotely proved to be a challenge. The client’s system was slow…

  • From Troubleshooting to Sale

    From Troubleshooting to Sale

    Laptop WiFi Not Working Fix | Hardware Failure Case Study & Client Solution Sometimes, the best outcome isn’t just about solving the immediate problem but also about finding the best path forward for the client. Call of Concern We received a call early in the morning from a client, an employee at a firm…