User manual

Installing MPLAB PM3

2.3.1.1 FOR USB COMMUNICATIONS

• Connect one end of the USB cable to a USB port on your PC.

• Connect the cable from the PC USB port to the corresponding USB connector on

the back of MPLAB PM3.

2.3.1.2 FOR RS-232 COMMUNICATIONS

• Connect one end of the RS-232 cable to an available COM port on your PC.

Check your PC setup to see which communications port is available.

• Connect the cable from the PC COM port to corresponding RS-232 connector on

the back of MPLAB PM3. For more on serial connections, see

Section A.2 “Connecting to a PC via the Serial Port”.

2.3.2 Installing the Power Supply

MPLAB PM3 comes with a proprietary external power supply.

1. Make sure that the power switch on the back of the unit is in the OFF position

(see Figure 2-1).

2. Plug the power supply into a power socket and connect the power supply cable

to the unit.

Note: If you are using USB and a “New Hardware Detected” notice appears on

your PC, you must follow the directions on installing the proper driver or

your MPLAB PM3 will not work.

NOTICE

IMPORTANT: Set the COM port FIFO buffers off, the Flow Control to “Hardware” and

Baud Rate to 57600. You will need to reboot your PC for these settings to take effect.

See Section B.5.2.5 “Manually Setting Up The Port” for more information.