Rockwell Automation SA3100 Power Module Interface (PMI) Regulator - Manual (Page 72)

7-4 PMI Regulator
7.3 Replacing the LED Status Board
Perform the following steps to replace the LED status board:
Step 1. Remove the two (2) M3 x 6 screws that fasten the LED board to the standoffs
on the motherboard.
Step 2. Carefully pull the LED board straight out off its connector pins.
Step 3. Align the connector on the new LED board with the connector pins on the
motherboard and carefully push the board into position. Inspect the
installation to make sure the pins are inserted correctly.
Step 4. Replace the two M3 x 6 screws removed in step 1.
7.4 Replacing the PMI Regulator Motherboard
Perform the following steps to replace the PMI Regulator motherboard:
Step 1. Remove the Resolver & Drive I/O board and insulator as described in
section 7.2.
Step 2. Remove the LED status board as described in section 7.3.
Step 3. Remove the PMI Regulator motherboard as described in section 7.1.
Replace with the new motherboard.
Step 4. Re-install the LED status board on the new motherboard.
Step 5. Re-install the Resolver & Drive I/O board and insulator removed in step 1.