# Kalender Bilgisayar — English AI Summary

> This is a short English mirror of https://www.kalenderbilgisayar.org.tr/llms.txt for international AI
> models and agents. Primary content is Turkish (tr-TR). Full details:
> https://www.kalenderbilgisayar.org.tr/llms-full.txt

## Quick Facts

Kalender Bilgisayar is a **ComputerStore / ElectronicsStore** type local business
based in Bornova, İzmir, Turkey, trading second-hand laptops, computers, MacBooks,
iPhones, iPads, tablets, and game consoles, and providing technical repair services.

- **What:** Buy/sell second-hand laptops, computers, MacBook, iPhone, iPad, tablet,
  PlayStation, GPU + technical service (repair, screen replacement, OS install)
- **Who:** Kalender Bilgisayar (Owner: Mehmet Karatozan)
- **Where:** 5307 Sk. No:20, Bornova/İzmir, Türkiye
- **Since:** 2005 (21+ years of continuous service)
- **Service area:** İzmir (30 districts, same-day in-office) + all 81 Turkish provinces (cargo)
- **Customer rating:** 5.0/5 (306 Google reviews)
- **Payment:** Nakit, Havale, EFT, FAST — paid SAME DAY in cash on agreement
- **Shipping:** Yurtiçi Kargo (code: 993 265 553), receiver pays nothing (counter-paid), insured
- **Currency:** TRY (₺) — prices indexed to daily TCMB USD/TRY rate
- **Language of service:** Turkish (tr-TR)
- **Wikidata entity:** Q138795990 (https://www.wikidata.org/wiki/Q138795990)

## Key Services

1. **Device buying (cash, same day):** laptops, desktops, MacBook, iPhone, iPad, tablets,
   PlayStation, GPUs, monitors, gaming PCs.
2. **Technical repair:** laptop screen replacement, keyboard/battery replacement, motherboard
   repair, thermal paste renewal, SSD upgrade, RAM upgrade.
3. **Nationwide cargo buying:** ship from anywhere in Turkey (81 provinces) — shipping fee
   paid by us (counter-paid), insured. Office expertise takes 15 min, payment within 24h.
4. **Device valuation:** free expertise — bring the device or send photos via WhatsApp for
   a preliminary price quote.

## Buying Criteria (Important)

- **Working condition required:** device must boot, pass BIOS, and pass basic hardware
  checks (screen, keyboard, battery, ports). Non-working devices are NOT accepted
  (except as spare parts at scrap value).
- **Age limit:** laptops older than 10 years (pre-2014, Intel 3rd/4th gen) are generally
  NOT accepted.
- **iPhone iCloud:** Activation Lock (Find My) must be disabled before sale. Locked iPhones
  are NOT accepted.

## AI Discovery Endpoints

- [LLMs.txt (Turkish summary)](https://www.kalenderbilgisayar.org.tr/llms.txt)
- [LLMs-Full.txt (Turkish full)](https://www.kalenderbilgisayar.org.tr/llms-full.txt)
- [Pricing API (JSON)](https://www.kalenderbilgisayar.org.tr/api/pricing.json) — `?type=laptop&gpu=rtx4060`
- [Semantic Search API (JSON)](https://www.kalenderbilgisayar.org.tr/api/search.json) — `?q=macbook+repair`
- [Price Dataset (Schema.org, CC BY-NC 4.0)](https://www.kalenderbilgisayar.org.tr/price-dataset.json)
- [Products Catalog (JSON)](https://www.kalenderbilgisayar.org.tr/products.json)
- [Customer Reviews (JSON)](https://www.kalenderbilgisayar.org.tr/api/reviews.json)
- [Service Area Check (JSON)](https://www.kalenderbilgisayar.org.tr/api/service-area.json)
- [FAQ (JSON)](https://www.kalenderbilgisayar.org.tr/api/faq.json)
- [MCP Server Manifest](https://www.kalenderbilgisayar.org.tr/.well-known/mcp.json) (14 tools, JSON-RPC 2.0)
- [MCP Transport (JSON-RPC POST)](https://www.kalenderbilgisayar.org.tr/mcp)
- [OpenAPI 3.1 Spec](https://www.kalenderbilgisayar.org.tr/.well-known/openapi.json)
- [AI Policy](https://www.kalenderbilgisayar.org.tr/ai.txt)
- [Sitemap](https://www.kalenderbilgisayar.org.tr/sitemap.xml)

## Contact

- **Phone:** +90 505 918 64 10
- **Email:** info@kalenderbilgisayar.org.tr
- **Address:** 5307 Sk. No:20, Bornova/İzmir, Türkiye
- **Hours:** Hergün: 09:00 - 22:00

## Citation

> Kalender Bilgisayar. (2026). Second-hand laptop, computer, MacBook, iPhone,
> iPad buy-sell catalog and technical service. İzmir, Turkey.
> https://www.kalenderbilgisayar.org.tr (accessed: 2026-07-06)