Computer model
| Computer model | Inspiron 15-5578 |
Dimensions and weight
| Height | 20.20 mm (0.80 in) |
| Width | 380.90 mm (15 in) |
| Depth | 253.10 mm (9.96 in) |
| Weight (maximum) | 2.09 kg (4.61 lb) |
NOTE The weight of your laptop varies depending on the configuration ordered
and the manufacturing variability. |
System information
| Computer model | Inspiron 15-5578 |
| Processor |
|
| Chipset | Integrated in processor |
Operating system
| Operating systems supported |
|
Memory
| Slots | Two SODIMM slots |
| Type | Dual-channel DDR4 |
| Speed | 2133 MHz |
| Configurations supported | 4 GB, 8 GB, 12 GB, and 16 GB |
Ports and connectors
| External: | |
|---|---|
| USB |
|
| Audio/Video |
|
| Internal: | |
|---|---|
| M.2 Slot | One M.2 slot for Wi-Fi and Bluetooth combo card |
Video
| Controller |
|
| Memory | Shared system memory |
Audio
| Controller | Realtek ALC3253 with Waves MaxxAudio Pro |
| Speakers | Two |
| Output |
|
| Microphone | Digital-array microphones in camera assembly |
| Volume controls | Media-control shortcut keys and volume-control buttons |
Storage
| Interface | SATA 6 Gbps |
| Hard drive | One 2.5-inch drive |
| Solid-state drive | One 2.5-inch drive |
Media-card reader
| Type | One SD-card slot |
| Cards supported | SD card |
Display
| Type | 15.6-inch FHD touch screen |
| Resolution (maximum) | 1920 x 1080 |
| Pixel pitch | 0.17925 mm |
| Refresh rate | 60 Hz |
| Operating angle | 0 degrees (closed) to 360 degrees |
| Viewing angle | 160 degrees |
| Controls | Brightness can be controlled using shortcut keys |
| Height | 193.59 mm (7.62 in) |
| Width | 344.16 mm (13.55 in) |
| Diagonal | 396.24 mm (15.60 in) |
Keyboard
| Type |
|
| Shortcut keys | Some keys on your keyboard have two symbols on
them. These keys can be used to type alternate characters or to perform
secondary functions. To type the alternate character, press Shift
and the desired key. To perform secondary functions, press Fn and
the desired key. NOTE You can define the primary behavior of the shortcut keys by pressing Fn+Esc
or by changing Function Key Behavior in System
Setup. Keyboard shortcuts |
Camera
| Resolution |
|
| Diagonal viewing angle | 74 degrees |
Touch pad
| Resolution |
|
| Dimensions |
|
Battery
| Type | 3-cell 42 WHr smart lithium ion |
| Dimension: Width | 97.15 mm (3.82 in) |
| Dimension: Depth | 184.15 mm (7.25 in) |
| Dimension: Height | 5.90 mm (0.23 in) |
| Weight (maximum) | 0.20 kg (0.44 lb) |
| Voltage | 11.40 VDC |
| Operating time | Varies depending on operating conditions and can significantly reduce under certain power-intensive conditions. |
| Life span (approximate) | 300 discharge/charge cycles |
| Temperature range: Operating | 0°C to 35°C (32°F to 95°F) |
| Temperature range: Storage | –40°C to 65°C (–40°F to 149°F) |
| Coin-cell battery | CR-2032 |
Power adapter
| Type | 45 W/65 W |
| Input voltage | 100 VAC–240 VAC |
| Input frequency | 50 Hz–60 Hz |
| Input current (maximum) | 1.30 A/1.60 A/1.70 A |
| Output current (continuous) | 2.31 A/3.34 A |
| Rated output voltage | 19.50 VDC |
| Temperature range: Operating | 0°C to 40°C (32°F to 104°F) |
| Temperature range: Storage | –40°C to 70°C (–40°F to 158°F) |
Communications
| Wireless |
|
Wireless module
| Type | Intel 3165 | QCA61x4A (DW1820) |
| Transfer rate | Up to 433 Mbps | Up to 867 Mbps |
| Frequency bands supported | Dual band 2.4 GHz/5 GHz | Dual band 2.4 GHz/5 GHz |
| Encryption |
|
|
Computer environment
Airborne contaminant level: G1 as defined by ISA-S71.04-1985
| Operating | Storage | |
|---|---|---|
| Temperature range | 0°C to 35°C (32°F to 95°F) | –40°C to 65°C (–40°F to 149°F) |
| Relative humidity (maximum) | 10% to 90% (non-condensing) | 0% to 95% (non-condensing) |
| Vibration (maximum)* | 0.66 GRMS | 1.30 GRMS |
| Shock (maximum) | 110 G† | 160 G‡ |
| Altitude (maximum) | –15.20 m to 3048 m (–50 ft to 10,000 ft) | –15.20 m to 10,668 m (–50 ft to 35,000 ft) |
* Measured using a random vibration spectrum that simulates user environment.
† Measured using a 2 ms half-sine pulse when the hard drive is in use.
‡ Measured using a 2 ms half-sine pulse when the hard-drive head is in parked position.




























