mobileDevices_Chapter 1. Laptops, Part 1 Flashcards
Hard drive types include?
SSD,
magnetic disk, and hybrid.
laptop hard drive form factors?
either 2.5” or 1.8” form factors.
M.2 what is it? main use? and how to use on pc?
It can be for sata ahci or nvme.
M.2 is a physical interface type.
Most machines now use m.2 nvme. Some only take take sata some take both. Depends on the keying usually.
M.2-based SSD
These are small form factor cards
that are installed directly into a motherboard or to an
adapter card
Main use - phones/tablets
Adapt to pc- PCI Express Mini Card physical card layout and connectors.
Note:
Be careful with M.2 drives. They create a lot of heat, and in a laptop’s tight
environment it could lead to overheating.
Laptop hard drives can be accessed
from one of three places, what are they
1- from the bottom, either by removing
the entire bottom cover, or from an access panel
2-from underneath the keyboard.
3-from the side of the laptop where the drive is located
in some kind of caddy.
Note: last two options are
much less common
Lap tops use what kind of memory?
double data rate (DDR) memory
note
but its miniaturized
DDR, DDR2, DDR3, DDR4
Laptops use double data rate (DDR) memory. But in
laptops it’s miniaturized, what is it called?
small outline dual in-line memory module (SODIMM).
DDR SODIMM pin count (module format)?
200-pin
DDR2 SODIMM pin count (module format)?
200-pin
DDR3 SODIMM pin count (module format)?
204-pin
DDR4 SODIMM pin count (module format)?
260-pin
What is Notch in RAM stick?
helps to orient the RAM during installation.
Note
notch will usually be in a different location depending
on the SODIMM version.
laptop
Before installing any new RAM, check?
compatibility
laptop’s documentation to
find out exactly how much RAM and which type of
RAM the laptop will accept.
Lapetop
RAM is often located?
- bottom of the laptop, underneath an access cover.
- underneath the keyboard
- under the keyboard and a second (usually for add-ons) under an access cover underneath the laptop.
What is ESD?
Electrostatic Discharge
Installing a SODIMM to a Laptop
steps
- Shut down, disconnect battery, employ ESD prevention
- Review documentation
- locate memory
- remove old memory
- insert ram
- close up and test
common issue when installing new ram? and reason for issue
Sometimes upgraded memory fails to be identified by
the BIOS/UEFI.
usually means that the memory
was not installed properly
faulty memory/memory contacts are dirty may cause what to happen?
Occasionally a laptop fails to boot, emitting a series of
continuous beeps
RAM modules.
If they require cleaning, use?
use compressed air or try Stabilant 22(DeoxIT/DeoxIT Gold Audio/Video/Data Connector Cleaner,) or similar cleaners.
what is stabilant 22 made of
Polyoxyethylene-polyoxypropyline block polymer
Smart Card Readers
designed to accept smart cards used for authentication of the user: including
magnetic stripe cards, optical cards, or microprocessor
cards.
Smart card reader certifications?
Federal Information Processing Standard (FIPS) Personal Identity Verification (PIV)
Optical Drives/Optical Disc Drive
Acronym and how it works
(ODD) uses laser light or electromagnetic waves within or near the visible light spectrum as part of the process of reading or writing data to or from optical discs.
If the laptop can’t connect to the wireless network,
Whats the first thing to check?
try
pressing the Wi-Fi button, either associated with a
function key, or a stand-alone button near the
keyboard.
Bluetooth in a laptop how it works/where its located and option if dont have
enable a laptop to connect to other Bluetooth devices personal area network (PAN) inside the laptop as an individual card or as a combo Bluetooth/WLAN card External USB and ExpressCard Bluetooth adapters and remote controls are also available
