Description
The Part Number 186190D-420 refers to a PXI Embedded Controller known as the PXI-8155B. This controller is designed to be compatible with CompactPCI and PXI bus specifications, making it a versatile choice for a variety of applications.
It boasts a range of I/O Features including a 3.5 in. 1.44 MB floppy drive, a 4 GB hard drive, Super VGA with 2 MB SGRAM, and a variety of ports such as an IEEE 1284 parallel port, one serial port, PS/2 keyboard and mouse, and one USB port. These features ensure that the controller can handle a wide range of data storage and connectivity needs.
The PXI-8155B interfaces seamlessly with PXI-1020 and PXI-1025 chassis, adhering to the PXI 3U form factor. This ensures that it can be easily integrated into existing systems without the need for extensive modifications.
Regarding its video capabilities, the controller includes 64-bit data path video circuitry and supports Windows 98 dual display: CRT and LCD. The video chip is from the S3 Virge/MX Series, compatible with S3 video driver and Microsoft Windows video driver. This makes it suitable for applications requiring high-quality video processing and display capabilities. It is also compatible with any monitor that supports a 50 kHz horizontal and 60 Hz vertical scan rate.
The controller’s BIOS/RTC Block contains the Real-Time Clock Interface and the boot BIOS, essential for managing system time and initial hardware checks.
Despite its advanced features, the PXI-8155B has been declared obsolete by National Instruments, but it remains available for purchase and repairs through Apex Waves. This ensures that users can continue to benefit from its powerful capabilities even as newer models are introduced.
| Specification | Detail |
|---|---|
| Part Number | 186190D-420 |
| Category | PXI Embedded Controllers |
| Model | PXI-8155B |
| Compatibility | CompactPCI, PXI bus specifications |
| I/O Features | 3.5 in. 1.44 MB floppy drive, 4 GB hard drive, Super VGA with 2 MB SGRAM, IEEE 1284 parallel port, 1 serial port, PS/2 keyboard and mouse, 1 USB port |
| Interface to Chassis | PXI-1020, PXI-1025 |
| Form Factor | PXI 3U |
| Video Circuitry | 64-bit data path, supports Windows 98 dual display: CRT and LCD |
| BIOS/RTC Block | Contains the Real Time Clock Interface and the boot BIOS |
| Video Chip Family | S3 Virge/MX Series |
| Compatibility | S3 video driver, Microsoft Windows video driver |
| Monitor Compatibility | Any monitor with 50 kHz horizontal and 60 Hz vertical scan rate |
| Obsolete Status | Announced by National Instruments, available for purchase and repairs by Apex Waves |
Question 1: What is the part number of the PXI-8155B?
Answer 1: 186190D-420
Question 2: Does the PXI-8155B support CompactPCI and PXI specs?
Answer 2: Yes, it’s compatible with both.
Question 3: What kind of video chip does the PXI-8155B use?
Answer 3: S3 Virge/MX Series
Question 4: Can the PXI-8155B interface with PXI-1020 chassis?
Answer 4: Yes, it interfaces seamlessly.
Question 5: Is the PXI-8155B still supported by National Instruments?
Answer 5: No, it’s declared obsolete.


