This graphic CPU board generates operator interface displays for CNC machines. It combines a processor with dedicated graphics hardware for fast screen updates. The unit mounts inside the CNC cabinet as a display controller.
Technical specifications
| Parameter | Specification |
|---|---|
| Brand | GE Fanuc |
| Model | GE A16B-2200-0160/06B |
| Category | Graphic CPU Board |
| Processor Type | 32-bit RISC |
| Processor Speed | 66 MHz |
| Graphics Memory | 8 MB DRAM (frame buffer) |
| Program Memory | 4 MB Flash (firmware) |
| User Data Memory | 2 MB SRAM (battery-backed) |
| Display Resolution | 640 x 480 to 1024 x 768 |
| Display Colors | 256 colors from palette |
| Video Output | Analog RGB (15-pin D-sub) |
| Communication Ports | 1 x RS-232 (touch panel) |
| Power Supply | 5V DC from backplane |
| Current Consumption | 800 mA from +5V |
| Number of Components | 1 PCB, 1 CPU, 12 memory ICs, 3 connectors |
| Status Indicators | 2 LEDs (Power, Video OK) |
| Energy Storage | 1 x lithium battery (SRAM backup) |
| Battery Type | CR2032 |
| Battery Life | Approximately 3 years |
| Dimensions (L x W) | Approx. 24 cm x 18 cm |
| Thickness | Approx. 2 cm |
| Weight | Approx. 0.4 kg |
| Operating Temperature | 0°C to 50°C |
Detailed Technical Analysis
This graphic CPU board uses a 66 MHz RISC processor for display generation. It manages all operator interface screens and soft key functions. The board contains 8 MB of DRAM dedicated to graphics frame buffering. This memory stores screen images for fast redrawing.
Now let us examine its display capabilities. The GE A16B-2200-0160/06B supports resolutions from 640×480 to 1024×768. It generates 256 colors from a programmable color palette. The analog RGB output connects to standard VGA monitors. An RS-232 port interfaces with optional touch panels.
The board draws 800 milliamps from the 5V backplane supply. A lithium battery preserves 2 MB of SRAM during power loss. The GE A16B-2200-0160/06B stores its firmware in 4 MB of flash memory. Two LEDs indicate power status and video signal presence.
Installation and Compatibility Guidelines
You mount this board into a designated slot in the CNC rack. Use proper ESD precautions when handling the board. The GE A16B-2200-0160/06B connects to the main CPU via a backplane bus. Install the associated display panel using the VGA cable.
Configure the display parameters through the CNC setup menus. You may need to adjust resolution and color settings. The GE A16B-2200-0160/06B automatically detects the connected monitor. Replace the lithium battery every three years to preserve settings.
Practical Applications
Engineers use this graphic board for CNC machine operator interfaces. For example, it runs part program displays on milling machines. The GE A16B-2200-0160/06B also supports graphical tool path visualization. Its VGA output connects to modern LCD monitors for easy replacement.
Summary
To conclude, this graphic CPU board features a 66 MHz RISC processor. It provides 8 MB of graphics memory and VGA output. Choose GE A16B-2200-0160/06B for reliable CNC display control.
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