Iprog — Programmer Not Connected New Link

If your new iProg+ programmer is showing a "Not Connected" error, it is almost always a result of driver installation issues or operating system incompatibility.

Yellow Icon/Unknown Device: The programmer is functional, but the drivers are not installed correctly. Green Icon: The device is working and correctly recognized. iprog programmer not connected new

• Use the included power adapter (12V, usually 1A–2A).
• If powered only by USB → “Not connected” error appears.
• Check power LED on the device – should be solid, not blinking.

1. Verify that the USB cable is securely connected to both the iProg programmer and your computer.
2. Check that the programmer is properly connected to the device, ensuring that all pins are securely attached.
3. Try using a different USB port or cable to rule out any issues.

Cable Swap: Faulty USB cables are a common cause of "Not Connected" errors; try a known working cable. Step-by-Step Driver Installation If your new iProg+ programmer is showing a

Hardware check (last resort)

• Open the iPROG case. Look for cold solder joints on the DB9, USB, or ZIF socket.
• Test the MAX232 (or equivalent level shifter) – it should have ~±9V on output pins.
• If using a K150 clone, the firmware might be corrupted; requires reflashing with a PICkit.

Defective or low-quality USB cables provided in the box. Try swapping the cable with a known high-quality shielded one. To help you get this up and running, please let me know: Use the included power adapter (12V, usually 1A–2A)

• Restart PC → Press F7 → Select Disable driver signature enforcement.