Skip Navigation Links Blog | My Account
Skip Navigation Links.
Follow us
HyperLink HyperLink HyperLink


LST01 V2 - Laptop Screen Tester, $119.99

No more guess works! This custom built LCD Screen Tester can help you isolate problem between CCFL Backlight Lamp and Inverter in seconds. It also comes with a new 12V AC Power adapter. Must have it tool for people who offer Laptop computer repair service. Save Time! Save money!
LST01 Price: $119.99
We also recommend you purchase the following wire adapters:
The price is $3.99 each for teh above wire adapter
How to Use LST01 - V2
Now you can test LED Backligh on LED (Laptop) screen with MS438EXT
MS438EXT is $22.99 ($3 shipping). To purchase it, please click here
Although LST01 is custom build for Laptop screen repair, it also can test other type of LCD screens CCFLK lamp, too.
Self Test:
Before you use LST01. Please perform the following test:
Step 1: Connect Inverter Tester male to CCFL Tester female.
Step 2: Connect 12V DC Power adapter to LST01.
Step 3: Turn on power switch. Both Indicate light should be lit (Red LED and CCFL)
Testing your Laptop screen CCFL (Back light Lamp)
Step 1:
Connect CCFL Tester (female Connector) to your Laptop Screen CCFL connector. Connect Grounding wire clip to any metal part on Laptop screen assembly.
Step 2: Connect 12V DC adapter to LST01
Step 3: Turn on power switch.
The defective CCFL back light lamp usually had the following symptoms:*
  • CCFL lamp flash on and goes off immediately
  • CCFL lamp lights up in reddish or pinkish and goes off immediately
  • CCFL lamp lights up in reddish or pinkish and gradually become normal

*The defective CCFL back light lamp usually has three possibilities or results when you turn on LST01
*In a rare case, you may had to let LST01 run for more then 10 minutes to see the problems

If the Laptop screen lights up, then your CCFL back light is working fine (You could also confirm by turning on the laptop computer, you should see all contents on the screen). Then the problem may cause by the defective inverter.
Testing your Laptop screen Inverter:
To test your laptop inverter. you do not need connect 12V DC adapter to LST01 and also you do not need to turn on the power switch. either. Please following the below procedures:

Step 1: Connect Inverter tester connector to Laptop inverter
Step 2: Turn on your Laptop computer.
If CCFL lights up (In side LST01, as shown picture below), then the Laptop inverter is working.
If CCFL does not light (In side LST01, as shown picture below). Then your need a repalcement inverter. Please click here to find your replacement inverter.
In a rare case,  If CCFL does not light (In side LST01, as shown picture above). the problem may cuase by the following components:
  • Defective toggle switch
  • Bad inverter cable
  • Missing enable vlotage from motherboard's video chip
How to test CCFL on other type of LCD Screen.
Click here

Testing 4 wires, 5 wires and 8 wires resistive touch screens
LCD screen tester (for testing eDP/embedded Display Port interface). With its built-in Color bar generator, it can test resolution from 1280X800 to 3840X2160.
Testing LED Strip without Disassembly. IT03 can test all LED strips from a smaller industrial screen and up to 70 inch TV screen.
Sunlight Readable LCD
Simply swap out your defective LCD screen, you now have a sunlight readable Monitor.

UB Series LED Kit
UB series are the direct replacement for Industrial LCD screens that were originally equipped with 1, 2, 4 and 6 CCFL backlight lamps.
SB Sereis LED Kit
These super bright LED upgrade kits are designed for LCD screens that original equipped with its manufacturer’s LED strip
Touch Screen Inverter
These are brand new substitute backlight inverter module for Point-of-Sale screen, ATM and other type of touch screen.
LCD Controller
These LCD Controller kits are designed to be easily integrated into the LCD screens that they are commonly used in kiosks, POS, avionics, Vending machine, Digital Signage and all other applications.
LCD Screen
Huge selections of industrial LCD screens

Open Frame Display
Direct Drop in Replacement LCD display
Touch Screen
Resistive and capacitive touch screens
These LCD kits included LCD controller, LED screen, Push button key and screen wire harness.
LVDS Splitter
One LCD controller can driver two LCD screens and both LCD screens will display the same exact contents
Copyright © 1996-2022 MoniServ, Inc. Home  Terms  Privacy  Contact Us   Online Store  Blog