1120 Power Board; 1140 Input/Output (I/O) Board - Lenovo E4325 Hardware Maintenance Manual

Remove the LED board.

1120 Power board

For access, remove these FRUs in order:
• "1010 Battery pack" on page 50
• "1020 Bottom slot cover" on page 50
• "1030 Optical drive" on page 51
• "1090 Keyboard" on page 56
• "1100 Keyboard bezel" on page 59
Removal steps of power board
1
Remove the screw and then remove the power board.
Step Screw (quantity)
1
M2 × 3 mm, flat-head, nylon-coated (1)

1140 Input/output (I/O) board

For access, remove these FRUs in order:
• "1010 Battery pack" on page 50
• "1020 Bottom slot cover" on page 50
• "1030 Optical drive" on page 51
• "1090 Keyboard" on page 56
• "1100 Keyboard bezel" on page 59
62
Hardware Maintenance Manual
1
Torque
Color
Black 1.85 kgf-cm