Ch7 Laptops Flashcards
Give two reasons that a laptop’s keyboard might fail completely?
- Spilled liquid on keyboard.
- Disconnected ribbon cable.
Windows XP Battery Options
Start>>Control Panel>>Classic Mode >>Power Options
Six Steps in A+ Keyboard Replacement
- Prepare laptops for replacement (shutdown, unplug, ESD prevention)
- Remove the trim
- Remove the screws.
- Disconnect the keyboard
- Replace the keyboard
- Test the keyboard.
Type I PC Card / CardBus Thickness, Data Transfer Rate, Typical Usage
- 3.3 mm
- 20 MB/s (PC) / 133 MB/s (CardBus)
- RAM, Flash Memory
When a user types, a laptop’s screen displays letters and numbers instead of only letters.
What should you check first?
Num lk Key
What is the most common battery used by today’s laptops?
Lithium-Ion (Li-Ion)
Two Damaged Inverter Symptoms
- Monitor goes dark, but external monitor still works.
- Screen is dark , but when a flashlight shines on the screen, the image can be seen.
How are SO-DIMMs installed to a laptop?
On a 45 degree angle.
What is the pinout for a stick of SO-DIMM DDR RAM
200 pin
WSXGA+ Resolution Standard w/ Aspect Ratio
Widescreenn Super Extended Graphics Array Plus
1680 x 1050
16:10 (1.6:1)
What Laptop expansion card has the fastest data transfer rate?
ExpressCard PCIe
SDRAM SO-DIMM Module Pinout and Module Name
144 pin format
PC66-PC133
A user doesn’t see anything on his laptop’s screen. He tries to use AC power and thinks that the laptop is not receiving any.
What are two possible reasons for this?
- Incorrect AC adapter.
- AC adaptor not connected to laptop.
What is a common resolution on today’s laptops?
1280 x 800 (WXGA)
HD (similar to WXGA) Resolution Standard w/Aspect Ratio
High-Definition display similiar to WXGA
1366 x768
16:9 (1.78:1)
DDR3 SO-DIMM Module Pinout & Module Name
204 pin format.
DDR3 800 - DDR3 2133
Type II PC Card / CardBus Thickness, Data Transfer Rate, Typical Usage
- 5mm
- 20 MB/s(PC) / 133MB/s (CardBus)
- Network, adapters, modems.
You need to replace the CMOS battery in a laptop.
What would be a common location for the battery?
Under the keyboard.
ExpressCard Both Data Transfer Rates, Typical Usage
- PCIe Mode: 2.5 Gbps (250 MB/s)
- USB Mobe : 480 Mbs (60 MB/s)
- External SATA drives, soundcards, Ethernet, etc
Three Symptoms of Worn Out Backlight.
- Dimmer Screen.
- Reddish / Pinkish hue to screen.
- Possible loss of color.
WXGA Resolution Standard w/ Aspect Ratio
Widescreen Extended Graphics Array
1280 x 800
16:10 (1.6:1)
Where would a user go to modify the battery alarms in Windows?
Power Options Window
CardBus Bus Width and Pin Count
32 bit
68 Pin Connector
If a user wanted to stretch their desktop across two monitors, what windows technology would they look for?
DualView
HD (similar to WSXGA+) Resolution Standard w/ Aspect Ratio
High Definition Display similiar to WSXGA+
1680 x 945
16:9 (1.78:1)
You are required to add a second memory module to a laptop. You open the hatch on the bottom of the laptop only to find a single memory module installed to the only slot.
Where should you look for a second memory slot?
Underneath the keyboard.
How many pins are in a laptop’s PATA hard drive?
44; 40 for data and 4 for power.
List three methods a laptop can communicate with other computers?
- Bluetooth
- WLAN
- Cellular WAN
You just added a second memory module to a laptop. However, after rebooting the system the OS reports the same amount of memory as before.
What should you do next?
Reseat the memory module.
How to enable ESD Prevention when working with Laptops.
Use a wrist strap or anti-static mat that is connected to a nearby pc chassis or a proper earth bonding point (ground).
What kind of video technology do most laptops incorporate currently?
TFT Active Matrix
ExpressCard form Factors
/34 = 34mm wide
/54 = 54 mm wide
Identified by cutout in corner.
Six Steps in A+ Inverter / Backlight Replacement
- Prepare laptop (shutdown, ESD, unplug, disconnect battery).
- Remove the display (Keyboard removed first in most laptops)
- Open the display
- Remove the Inverter ( or Backlight)
- Install the new Inverter (or Backlight)
- Rebuild and test the display.
What should you do when upgrading a CPU in a laptop?
- Check the documentation to see if CPU is supported.
- Employ the antistatic measures.
Name three ports that can typically be found on a laptop?
- RJ45
- USB
- DVI
One of your customers reports that she walked away from her laptop for 30 minutes. When she returned, the display was very dim. The user increased the brightness setting and moved the mouse but to no effect.
What should you do first?
Check if the laptop is now on battery power.
Give two possible reasons why a laptop’s display suddenly went blank?
- Damaged inverter.
- Burned out backlight.
Windows 7 / Vista Battery Options
Control Panel >> Double Click Power Options Applet
PCMCIA (PC Card) Bus Width with Pin Count
16 Bit
26 Pin Connector
Five Steps in A+ SO-DIMM Replacement
- Prepare system (ESD, remove battery, unplug)
- Review documentation.
- Open memory compartment.
- Insert the RAM
- Close the compartment and test.
DDR SO-DIMM Module Pinout and Module Name
200 pin.
DDR200 - DDR400
Type III PC Card / CardBus Thickness, Data Transfer Rate, Typical Usage
- 10.5 mm
- 20 MB/s (PC) / 133 MB/s (CardBus)
- Hard Drives
DDR2 SO-DIMM Module Format & Version
200 pin.
DDR2 400 - DDR2 1066