1. መግቢያ
Welcome to the user manual for your new OSCAL C20 Pro smartphone. This guide provides essential information to help you set up, operate, maintain, and troubleshoot your device. Please read this manual carefully to ensure proper use and to maximize the performance of your smartphone.

Figure 1: OSCAL C20 Pro Smartphone (Black)
2. የጥቅል ይዘቶች
ሁሉም እቃዎች በምርት ጥቅልዎ ውስጥ መኖራቸውን ያረጋግጡ፡-
- OSCAL C20 Pro Smartphone x1
- የተጠቃሚ መመሪያ x1
- የኃይል አስማሚ x1
- Micro-USB Cable x1
3. መሣሪያ አብቅቷልview
3.1 ዲዛይን እና ውበት
The OSCAL C20 Pro features a unibody design, weighing approximately 156g. Its slim profile and curved sides contribute to a comfortable grip and modern appearance. The rear panel is treated with professional plating and sandblasting, creating a water ripple pattern in various vibrant colors.

Figure 2: OSCAL C20 Pro Unibody Design
3.2 ቁልፍ ባህሪያት
The C20 Pro integrates several key features for daily use:
- 6.088-inch HD+ Waterdrop Display
- Dual 4G SIM support with Dual Standby
- አንድሮይድ 11 ኦፕሬቲንግ ሲስተም
- 8MP Rear Camera and 2MP Front Camera
- 2GB RAM + 32GB ROM (expandable up to 128GB via TF card)
- 3380mAh Li-Po ባትሪ

Figure 3: OSCAL C20 Pro Key Features
4. ማዋቀር
4.1 ሲም እና TF ካርዶችን ማስገባት
- የሲም ካርዱን ትሪ ከመሳሪያው ጎን ያግኙት።
- ትሪውን ለመክፈት የቀረበውን የሲም ማስወጫ መሳሪያ ይጠቀሙ።
- Place your Nano-SIM cards (up to two) and/or a TF (microSD) card into the designated slots on the tray. Ensure the gold contacts are facing down.
- ትሪውን በጥንቃቄ ወደ ስልኩ አስገባ።
4.2 ማብራት / ማጥፋት
- ለማብራት፡- Press and hold the Power button until the OSCAL logo appears.
- ለማጥፋት፡- የኃይል አዝራሩን ተጭነው ይያዙ እና ከዚያ በስክሪኑ ላይ ካሉት አማራጮች 'Power off' የሚለውን ይምረጡ።
- ዳግም ለመጀመር፡- የኃይል አዝራሩን ተጭነው ይያዙት፣ ከዚያም በማያ ገጹ ላይ ካሉት አማራጮች ውስጥ 'ዳግም አስጀምር' የሚለውን ይምረጡ።
4.3 የመነሻ ማዋቀር አዋቂ
ለመጀመሪያ ጊዜ ሲበራ፣ የቋንቋ ምርጫን፣ የWi-Fi ግንኙነትን፣ የGoogle መለያ መግቢያን እና የደህንነት ቅንብሮችን ጨምሮ የመጀመሪያውን ማዋቀር ለማጠናቀቅ የማያ ገጽ ላይ መመሪያዎችን ይከተሉ።
5. ስርዓተ ክወና
The OSCAL C20 Pro runs on the Android 11 operating system, offering a user-friendly interface and enhanced privacy features. It includes an App Freezer function to manage background applications, which can help improve performance and reduce power consumption.

Figure 4: Android 11 OS Interface and App Freezer
6. የማሳያ ባህሪያት
The device features a 6.088-inch HD+ waterdrop display with a resolution of 720*1560 pixels. It offers a 19.5:9 aspect ratio and an 85% screen-to-body ratio, providing an immersive visual experience with vibrant colors and clear details.

ምስል 5፡ የማሳያ ዝርዝሮች
7. አፈጻጸም
Powered by an Unisoc Octa-core SC9863A processor, the OSCAL C20 Pro delivers smooth and stable performance for everyday tasks, video streaming, and light gaming. It comes with 2GB of RAM and 32GB of internal storage, which can be expanded up to 128GB using a TF (microSD) card.

ምስል 6፡ አፈጻጸም አልፏልview
8. የካሜራ ባህሪያት
The OSCAL C20 Pro is equipped with an 8MP rear camera and a 2MP front camera. It supports various shooting modes, including panorama, time-lapse, and professional mode, allowing for versatile photography.

Figure 7: Camera Modules
9. ግንኙነት
The C20 Pro offers comprehensive connectivity options:
- አውታረ መረብ፡ GSM, 3G, 4G LTE (Dual SIM support)
- ዋይ ፋይ፡ 802.11 a/b/g/n/ac
- ብሉቱዝ፡ ብሉቱዝ 4.2
- አሰሳ፡ GPS, GLONASS, Beidou
- ዩኤስቢ፡ ማይክሮ-ዩኤስቢ
- ኦዲዮ፡ 3.5 ሚሜ የጆሮ ማዳመጫ ጃክ
- ሌላ፥ FM Radio, Face Unlock
10. ባትሪ
The device is powered by a non-removable 3380mAh Li-Po battery. It supports 5W (5V/1A) charging. For optimal battery life, use the provided power adapter and cable.
11. ጥገና
11.1 መሳሪያዎን ማጽዳት
- የስልኩን ስክሪን እና አካል ለማፅዳት ለስላሳ፣ ከጥጥ ነጻ የሆነ ጨርቅ ይጠቀሙ።
- ኃይለኛ ኬሚካሎችን፣ ሻካራ ማጽጃዎችን ወይም የታመቀ አየርን ከመጠቀም ይቆጠቡ።
- መሳሪያውን ከመጠን በላይ እርጥበት ላለማጋለጥ.
11.2 የሶፍትዌር ዝመናዎች
Regularly check for and install software updates to ensure your device has the latest features, security patches, and performance improvements. You can usually find this option in the phone's Settings menu under 'System' or 'About phone'.
12. መላ መፈለግ
If you encounter issues with your OSCAL C20 Pro, refer to the following common solutions:
| ችግር | መፍትሄ |
|---|---|
| መሣሪያው አይበራም። | ባትሪው መሙላቱን ያረጋግጡ። ከኃይል መሙያው ጋር ቢያንስ ለ 10 ደቂቃዎች ያገናኙ እና ከዚያ ለማብራት ይሞክሩ። |
| ደካማ የአውታረ መረብ ምልክት | የሲም ካርድ ማስገባትን ያረጋግጡ። የተሻለ የአውታረ መረብ ሽፋን ወዳለው አካባቢ ይሂዱ። መሣሪያውን እንደገና ያስጀምሩ. |
| መተግበሪያዎች እየተበላሹ ወይም እየቀዘቀዙ | Clear app cache/data in Settings > Apps. Restart the device. Use the App Freezer feature for rogue apps. |
| ባትሪ በፍጥነት ይጠፋል | Reduce screen brightness. Close unused background apps. Disable Wi-Fi/Bluetooth when not in use. |
| Face unlock not working | Ensure your face is well-lit and positioned correctly. Re-register your face data in security settings. |
13. ዝርዝሮች
Detailed technical specifications for the OSCAL C20 Pro:
| ባህሪ | ዝርዝር |
|---|---|
| የምርት ስም | OSCAL |
| የሞዴል ስም | C20 PRO |
| ስርዓተ ክወና | አንድሮይድ 11.0 |
| ፕሮሰሰር | Unisoc Octa-core SC9863A |
| ራም | 2 ጊባ |
| የውስጥ ማከማቻ | 32 ጊባ |
| ሊሰፋ የሚችል ማከማቻ | እስከ 128GB የሚደርስ የኤስዲ ካርድ ማስገቢያ |
| የስክሪን መጠን | 6.088 ኢንች |
| ጥራት | 720 x 1560 HD+ |
| ምጥጥነ ገጽታ | 19.5፡9 |
| ስክሪን-ወደ-ሰውነት ሬሾ | 85% |
| የኋላ ካሜራ | 8 ሜጋፒክስል |
| የፊት ካሜራ | 2 ሜጋፒክስል |
| የባትሪ ዓይነት | ሊቲየም-ፖሊመር |
| የባትሪ አቅም | 3380mAh |
| በመሙላት ላይ | 5 ዋ (5V/1A) |
| ግንኙነት | GSM, 3G, 4G, Wi-Fi 802.11 a/b/g/n/ac, Bluetooth 4.2, GPS, GLONASS, Beidou, Micro USB |
| ዳሳሾች | Proximity, Light, G-sensor, Face Recognition |
| መጠኖች | 155.4 x 73.5 x 9.5 ሚ.ሜ |
| ክብደት | 156 ግ |
14. ዋስትና እና ድጋፍ
ስለ ምርቱ ዋስትና እና የደንበኛ ድጋፍ ዝርዝሮች መረጃ በተለምዶ ከግዢ ሰነድዎ ጋር ወይም በአምራቹ ኦፊሴላዊ ገጽ ላይ ይቀርባል። website. Please refer to these resources for specific warranty terms, conditions, and contact information for technical assistance.
Note: Specific warranty duration and support contact information were not available in the provided product data.





