iPhone 14 Pro Max repair

Common causes of “iPhone 14 Pro Max” faults

1. Physical damage

   • Drops

     • A fall usually damages the screen or glass. Even with “Ceramic Shield” protection, hitting a hard surface such as concrete can cause cracks or chips.

     • For iPhone glass and original screen replacement we provide a 12-month warranty; for an aftermarket (analog) screen, a 3-month warranty.

   • Pressure in pockets

     • The phone is pressed unevenly or suddenly against its back, causing screen deformations. This leads to “ProMotion” cycle mismatches, and the edges of the display may curve.

2. Battery ageing

   • The original battery capacity decreases to ~80% after ~500 cycles.

   • Noticeable quick draining (the battery “bursts” while using apps or recording 4K videos).

   • Swelling: due to wear of the internal electrode layer, a round dome forms on the back of the phone, shifting camera modules.

3. Charging issues

   • Dirty Lightning Port: lint, dust, small fabric threads clog the port, causing intermittent charging or the port not accepting cables at all.

   • Damaged Contacts: improper etching on the original phone’s soldering board, leading to poor copper contact connections, wire breaks from continuous plugging/unplugging.

   • Unstable Charging: the battery controller (“Battery Management IC”) can fail due to current fluctuations, especially when using non-original chargers.

4. Manufacturing defects

   • Sometimes a unit defect on the battery production line causes secondary port (passionate palladium deposit), resulting in the battery not “breathing” correctly – it can heat up even while using low screen brightness.

   • Rare failures occur in the camera sensor module when a 48 MP sensor has a factory defect (uneven pixels at the center, horizontal lines).

iPhone 14 Pro Max screen replacement

• We replace the original 6.7-inch Super Retina XDR OLED module. Second-tier modules (A+ quality clones), while somewhat cheaper, cannot achieve the same contrast or realistic colors as they lack the same pixel density (458 ppi) and ProMotion 120 Hz sensitivity.

• The complete module includes: OLED matrix, touch layer (digitizer), AOD (Always On Display) module, OLED lighting controller (LEC), and CPL (cover lens) with Ceramic Shield coating.

• In a separate phase, we replace:

  1. OLED xDR matrix – only original Apple or top-tier A+ quality replacements.

  2. LCD / PMIC controller (when the display does not illuminate uniformly).

  3. Touch layer (digitizer) – if the screen does not respond to touch or touch gestures.

Free diagnostics and warranty

• Free diagnostics
  – within 10–15 minutes we identify the exact cause of the failure, assess the condition of the logic board, check the integrity of the matrix (OLED), and evaluate battery health indicators.

• Repair advice and quote
  – we provide a detailed list of issues (e.g.: “Found: battery capacity 78% (after 550 cycles), no swelling signs; OLED matrix is functional, but the digitizer lacks the required resolution; micro-bends found in the body near the camera module”) and a price offer.

• 
  – we offer a for replacing iPhone glass and the original screen, and a for an analog screen (OEM/A+ quality modules).
  3 months, when capacity after repair cannot drop below 90% during the warranty period, under exceptional circumstances (e.g., factory defect) – we replace with a new battery within 48 hours.

• Replacement phone
  – if the repair takes longer than 2 business days (due to delivery of original parts), you can use a replacement iPhone or another OS phone of your choice for free.

Why choose “Fixas”?

• Apple specialists
  – we work only with high-quality tools and original or certified OEM/A+ parts.

• Reliability
  – In 2024 we completed over 1,200 iPhone 14 Pro Max repairs. We aim to return every phone working as well as it did when new.

• Prices and discounts
  – We offer loyalty discounts and special offers for returning customers.

• Convenience
  – In Naujamiestis, across from the RIMI Hypermarket; in other cities in Lithuania – free courier service (Kaunas, Klaipėda, Šiauliai, Panevėžys).
  – Working hours: Mon–Fri 09:00–18:00.

Address: Vilnius, Kedrų g. 5, Naujamiestis
Phone: +370 613 71133
Email: info@fixas.lt
Website: www.fixas.lt

iPhone 14 Pro Max specifications and repairs

• RAM Memory: 6 GB LPDDR5 – this causes the phone to rarely hit memory limits, but malware can “fill” the memory and cause sudden overheating. Failures are often observed when the system is overloaded with too many apps closed, and the phone’s bottom overheats.

• Storage Module (UFS 3.1): capacity from 128 GB to 1 TB. We often encounter errors when the storage chip wears out: the phone operates very slowly or shows “iPhone has a problem and must be restored,” although temporarily disconnecting the board’s connectors helps to recover data.

• “ProMotion” Technology: 120 Hz refresh rate – due to this feature, if the OLED lighting controller is not synchronized with the PMIC, black lines (“jelly scrolling”) may appear or irregular screen flickering can occur.

These technical checks help us identify faults and recommend lasting repairs. Contact us with any questions about your iPhone 14 Pro Max.