Packard Bell oneTwo M3350 / oneTwo M3351 / oneTwo L5350 / oneTwo L5351 Service Guide 49
13. Remove the mainboard.
Removing the Power Supply Unit
1. Disconnect the scalar board power cable by performing steps 1–4 of the scalar board removal procedure
on page 31.
2. Disconnect the hard drive power cable by performing steps 1 and 2 of the HDD removal procedure on
page 40.
3. Disconnect the ATX power cables by performing step 11 of the mainboard removal procedure on page 48.
4. Remove the screws securing the PSU to the main chassis.
A circuit board that is >10 cm2 has been highlighted with a yellow rectangle as shown in the
above image. Follow local regulations for disposing this type of circuit board.
Quantity Color Torqu e Part Number
3Silver 4.0 kgf-cm 86.00J44.C60