Back Cover
Tools
These are some common tools used to work on this device. You might not need every tool for every procedure.
Background and Identification
The Samsung Galaxy A3 (2017) Android smartphone is manufactured by Samsung Electronics as part of the Galaxy A series. It was introduced with the Galaxy A5 (2017), and Galaxy A7 (2017) in January 2017. The A3 (2017) sports a 4.7-inch display, whereas the A5 (2017) and A7 (2017) feature 5.2-inch and 5.7-inch displays, respectively. The A3 (2017) was released with black, gold, pink, and blue bodies. The A3 (2017) was available in Africa, Latin America, and Asia, but not available in North America and India. The 2017 model is the last Galaxy A3 and the last Samsung phone with a screen smaller than five inches.
Its predecessor, the Galaxy A3 (2016), has a slightly smaller body (but an identical display size) and a 2300 mAh non-removable battery, compared with the A3 (2017)'s 2350 mAh battery. The A3 (2016) comes with 1.5 GB RAM, where the A3 (2016) comes with 2 GB RAM. The A3 (2016) and A3 (2017) both feature 16 GB of internal storage which can be expanded to 256 GB with extra MicroSD cards. Both models are also dust resistant and water-resistant in 1.5 meters of freshwater for up to 30 minutes. The A3 (2016) and A3 (2017) also feature Always-on Display and a scratch-resistant 3-D glass backing.
Technical Specifications
Models: SM-A320F, SM-A320Y, SM-A320FL
Release date: January 2017
Body:
- Dimensions and Weight: 135.4 x 66.2 x 7.9 mm (5.33 x 2.61 x 0.31 in), 138 g (4.87 oz)
- Build: Glass front (Gorilla Glass 4), glass back (Gorilla Glass 4), aluminum frame
- SIM: Single SIM (Nano-SIM) or Hybrid Dual SIM (Nano-SIM, dual stand-by)
- Samsung Pay
- IP68 dust/water resistant (up to 1.5m for 30 mins)
Display:
- Type: Super AMOLED capacitive touchscreen, 16M colors
- Size: 4.7 inches, 60.9 cm2 (~67.9% screen-to-body ratio)
- Resolution: 720 x 1280 pixels, 16:9 ratio (~312 ppi density)
- Protection: Corning Gorilla Glass 4
- Always-on display
Platform:
- OS: Android 6.0.1 (Marshmallow), upgradable to Android 8.0 (Oreo)
- Chipset: Exynos 7870 Octa (14 nm)
- CPU: Octa-core 1.6 GHz Cortex-A53
- GPU: Mali-T830 MP1
Memory:
- Card slot: microSDXC (uses shared SIM slot) - dual SIM model only
- Internal: 16GB 2GB RAM
- eMMC 5.1
Main Camera:
- Single: 13 MP, f/1.9, 27mm (wide), AF
- Features: LED flash, panorama
- Video: 1080p@30fps
Selfie Camera:
- 8 MP, f/1.9, 24mm (wide)
- 1080p@30fps
Sound:
- Loudspeaker: yes
- 3.5 mm jack: yes
Communications:
- WLAN: Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot
- Bluetooth: 4.2, A2DP, LE
- GPS: Yes, with A-GPS, GLONASS
- NFC: Yes
- Radio: FM radio
- USB: 2.0, Type-C 1.0 reversible connector
Features:
- Sensors: Fingerprint (front-mounted), accelerometer, gyro, proximity, compass, barometer
- ANT+
Battery:
- Non-removable Li-Ion 2350 mAh battery
- Talk time: Up to 17 h (3G)
- Music play: Up to 55 h
Miscellaneous:
- Colors: Black Sky, Gold Sand, Blue Mist, Peach Cloud
- SAR EU: 0.35 W/kg (head) 1.38 W/kg (body)