A 4-pin header located near the CPU socket to control and power the processor's heatsink fan.
Keep in mind that these are just speculative specifications, and the actual specifications of the IPM17-002 motherboard may be different.
Locate the 3-pin CMOS jumper. Move the jumper from the default pins (1-2) to the clear pins (2-3) for 5–10 seconds while the system is powered off and unplugged, then return it to the default position. BIOS Password Reset: ipm17-002 motherboard manual
A: The manual shows that the front panel USB header uses a proprietary 10-pin plug that is not standard. You must re-pin your case's USB cable to match the diagram on page 32 of the manual (Pin 1: VCC, Pin 2: Data-, Pin 3: Data+, Pin 4: Ground).
Connects to the two pins responsible for turning the PC on. Shorting these pins momentarily with a screwdriver will boot the system. A 4-pin header located near the CPU socket
Here is the frustration: HP does not host the "IPM17-002" manual under that name. If you search HP’s support site for the motherboard model, you get zero results.
If your system fails to POST (Power On Self Test) after a hardware modification or an unstable BIOS change, clearing the Complementary Metal-Oxide-Semiconductor (CMOS) memory will restore the motherboard to factory default configurations. Clearing CMOS via Jumper (CLR_CMOS) Move the jumper from the default pins (1-2)
The built-in M.2 slot is primarily keyed for wireless cards (Wi-Fi/Bluetooth Combo). It typically does not support high-speed NVMe M.2 SSD storage. To boost performance, utilizing a standard 2.5-inch SATA SSD in one of the SATA ports is highly recommended.
[2] [4] [6] [8] [x] Pin 1 – HDD LED + Pin 3 – Power LED + Pin 5 – Power Button. Pin 7 – Reset Switch (not always used by HP cases) HP Support Community HP Desktop PCs - motherboard specifications, Thimphu-K