Detailed Information About The Product:Simply plug into the PCI or ISA slot and the computer hardware will be immediately tested for a full diagnostic test. Let faulty parts show you are in control.The purpose of a diagnostic card is to find computer hardware problems easily and quickly. It can help us in the computer failure more quickly and accurately find the problem of hardware, no matter you are development engineers, maintenance engineers or a beginner or a - user, as long as you have it, it can display computer hardware failure parts accurately, let you fast and correctly, the problem with computer problems.Installation guide:Insert the diagnostic card into the PCI or ISA slot on the computer motherboard. Turn on the power according to the digital code displayed on the diagnostic card, against the distribution of the "operation manual" inside the code meaning table, that is, ah know what part of the hardware is wrong, from now on no longer need to use substitution method on the display, graphics card, memory, CPU continuing-substitution can determine the faulty parts.Technical parameters: Bus interface: 32-bit standard PCI domain 8-bit ISA interface;Digital display: 7bit digital display, fault code display, two points display 5V and reset signal;Product description:1.Motherboard diagnosis she is called POST card (Power On Self Test) or PC analyzer, is to show the motherboard BIOS self-check program code, with the specification of the POST code meaning can quickly know where the computer failure. In particular, the PC can not boot the operating system, black screen, the use of the buzzer is more convenient, so that you get twice the result with half the effort! So people who often install and repair computers are almost everyone must have this card.For desktop computers:(1) operating indicator light with main board;(2) the use of patch elements will not hurt the hand;(3) this card can be inserted into ISA or PCI;(4) no part will be burned after the power is switched on after the wrong slot is inserted or reversed;(5) the machine can display repeated automatic reset under the black screen;(6) without CPU and other empty board and power can be diagnosed in the boardLamp:1. -12 LED: -12v power supply indication2. +12 LED: +12V power supply indication3. CLK LED: CLK signal indication4. OSC LED: OSC no. Indication5. IRDY BIOS LED: read BIOS instructions6. 3.3v / -5v LED: 3.3v / -5v standby power supply indicationsize: 6.3x4.7x0.7cmMaterial:PCBcolour:GreenPackage Contents:1 x motherboard diagnostic cardOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.About UsWe provide the good product with the best price,we support Wholesale/Drop Shipping Order1. For Drop Shipping order, please remark"dropshipping order", we will prioritize it.2. For Wholesale/Drop Shipping orders, if you have any ideas about the price or package,please contact us in advance,we will give you the best service to satisfy your demands.About Shipments1.We will send out the orders ASAP once your payment is completed normally.2.Please write your complete delivery address with correct phone number and zip code, especially please confirm your full name.About After-sale ServiceWe are reliable seller and we have our professional after-sale service for all of our customs. If there is any question about the order,please contact us in advance ,we will always here until you get a happy answer.About Feedback1. Please check the package and item when you get carefully to make sure there is no problem.2. If you have any problem or are not entirely satisfied with your package,please don’t be hesitate to contact us first before leaving negative feedback. We will resolve the problem to satisfy you.3. If there is no problem, please leave us five star positive feedback.Your affirmation is our greatest motivation ! !