UPMSP High School Mobile-Phone Repair - Code 980 case studies
UPMSP High School Mobile-Phone Repair - Code 980 · Put your knowledge to work in context.
The UPMSP High School Mobile-Phone Repair course (Code 980) is a vocational subject offered at the Class 10 level under the Uttar Pradesh Madhyamik Shiksha Parishad (UPMSP) framework. It is intended for students who want a practical, employable skill alongside their regular high-school subjects - whether they plan to work in a service centre, open a small repair shop, or continue into electronics or IT education. The UPMSP High School Mobile-Phone Repair - Code 980 case studies are 5 cases and about 3,836 words.
1Swollen Battery at a Crowded Bench
At a small repair counter in a busy market, a customer hands over a 4G handset whose back cover is lifting. The technician finds a lithium-polymer battery swollen to about 8 mm above the frame; the phone still powers on and shows 62% charge.
789 words, about 4 min2Water-Damaged Phone With a 40-Minute Slot
A customer brings a 4G handset that fell into a bucket of water and was left in rice for 20 hours. The phone vibrates once when the power button is pressed but the screen stays black.
762 words, about 4 min3Bootloop After OTA With Data at Stake
A 4G handset with a MediaTek MT6765-class chipset, 3 GB RAM and 32 GB storage comes in stuck on the brand logo. The owner accepted an over-the-air update two days ago; since then the phone restarts every 25-30 seconds, sometimes reaching the recovery menu.
747 words, about 4 min4Lifted USB-C Pads on a Six-Layer Board
A 6.1-inch 4G phone comes in with a loose USB-C port that charges only when the cable is held at an angle. The technician removes the port with hot air at 380°C and finds that two pads have lifted: the VBUS pad and one of the four shield/mounting pads.
783 words, about 4 min5Cracked Screen Warranty Dispute
A neighbourhood shop replaces a 6.5-inch LCD on a customer's phone for ₹1,200, with a written 30-day warranty that covers display defects only and excludes physical damage. Ten days later the customer returns with a cracked screen and says it cracked in his pocket without dropping it.
755 words, about 4 min