What is Diagnostic Card, Types, Uses, Codes, Details
What is Diagnostic Card?
Diagnostic Card is a powerful tool for technicians to troubleshoot problems of PC Motherboards. It is very easy to install, Just you have plug it into PCI Slot. If you have a Diagnostic Card, you no longer have to go through tedious and time consuming process of trying to figure out what is wrong with your Computer Hardware. Diagnostic Card will tell you exactly what’s wrong with your Motherboard in just seconds with some Signals. It saves you time and money.
Type Of Diagnostic Card
Features:It is easy to install, just plug into the PCI interface.
Intercept and hex the code of your booting computer.
Hexadecimal character display.
4 LED indicator.
Detailed & precise LED function table and code Indication table, convenient for you consulting.
Compliant to the AMI, Award, PHONENIX BIOS.
Specifications:system: Windows 98/ ME/ 2000/ XP / VISTA/ 7/ 8/ 10
Diagnostic Card error Codes
|CLK||Motherboard Clock Signal. Should be on when power is supplied to the motherboard even without CPU.|
|IRDY||Device Ready. Flashes when an IRDY signal is detected.|
|BIOS||BIOS Read Signal. Flashes when CPU reads BIOS code.|
|OSC||ISA Oscillation Indicator. Indicate ISA Oscillation Signal is available.|
|FRAME||PCI Bus Frame. Should be on under normal circumstances and flashes when a PCI Frame Signal is detected.|
|SYS||Bus pulse. If the LED blinks, the main board bus is running. If the bus is not running, the LED is off.|
|DATA||Data Transfer. This signal shows that a device has been selected for data transfer. If no blink, the bus controller could be faulty.|
|IOW||I/O Write. Lights when the BIOS writes to device and provides the same troubleshooting clues as the I/O READ.|
|12V||Power Supply, 12-Volt Positive. Should be on all the time otherwise there is a short circuit.|
|-12V||Power Supply, 12-Volt Negative. Should be on all the time otherwise there is a short circuit.|
|5V||Power Supply, 5-Volt Positive. Should be on all the time otherwise there is a short circuit.|
|-5V||Power Supply, 5-Volt Negative. Should be on all the time otherwise there is a short circuit.|
|3V3||Power Supply, 3.3-Volt. Some motherboards have 3.3V power supply to PCI slots. This indicator should be on if the motherboard supplies 3.3V power.|