NL3

SKU400 1NL30000051

• first manufactured October 2016,
• pre-installed operating system Endless 2.6.7,
• 4 GB RAM,
• other specifications as below.

SKU400 1NL30000046

• first manufactured October 2016,
• pre-installed operating system 16.04.2 based on Ubuntu 16.04 LTS with Unity desktop,
• pre-installed desktop Sugar 0.109 with OLPC customisations and 39 activities,
• 2 GB RAM,
• other specifications as below.

SKU400 1NL30000042

• first manufactured July 2016,
• quad-core N2940 CPU at 1.83 GHz,
• 32 GB solid state disk,
• 4 GB RAM,
• IEEE 802.11abgn1x1 wireless (rtl8821ae),
• English grid keyboard,
• US brick charger,
• LiPoly battery,
• pre-installed operating system 16.04.1 based on Ubuntu 16.04 LTS with Unity desktop,
• pre-installed alternate desktop Sugar 0.108 with OLPC customisations and 40 activities.

Comparison with XO-4

• much faster CPU, with cooling fan,
• much faster and larger disk,
• double the memory,
• much faster wireless.

Solar Power

• the laptop does not contain a maximum power point tracking converter,
• a DC/DC converter to 19V is required,
• the converter must be chosen according to your system voltage and number of laptops to be connected.

Known Problems

• in rare circumstances, a laptop may become unresponsive due to electrostatic discharge, and will not turn on or show the boot menu using the f5 key. The laptop may be recovered by a technician removing the battery cable for a minute.

Disassembly

• at an electrostatic protected workstation, remove 11 screws from the underside (two are under the rear feet), and pry open slowly from the rear edge. Plastic case latches are at a distance of between 15mm and 45mm.

References

• Manufacturing_data#XO-Laptop (15th March 2016),
• Wikipedia, Silvermont, Mobile processors (Bay Trail) N2940.