Lenovo ThinkPad Edge E435 Hardware Maintenance Manual - Page 89

Power button sub card, 1180 I/O sub card with USB connector and audio jack, When installing

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When installing: Attach the speaker assembly and route the cable as shown in the following figure, and make sure that the speaker connector is attached firmly. 1170 Power button sub card For access, remove these FRUs in order: • "1010 Battery pack" on page 58 • "1020 Large bottom cover" on page 59 • "1040 Optical drive or blank bezel" on page 60 • "1060 Hard disk drive assembly" on page 62 • "1120 Keyboard" on page 72 • "1130 Keyboard bezel" on page 75 Removal steps of power button sub card 2 1 2 Step 1 Screw (quantity) M2 × 3 mm, wafer-head, nylon-coated (1) Color Black 1180 I/O sub card with USB connector and audio jack For access, remove these FRUs in order: • "1010 Battery pack" on page 58 • "1020 Large bottom cover" on page 59 Torque 0.181 Nm (1.85 kgfcm) Chapter 9. Removing or replacing a FRU 83

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When installing:
Attach the speaker assembly and route the cable as shown in the following figure, and
make sure that the speaker connector is attached firmly.
1170 Power button sub card
For access, remove these FRUs in order:
•
“1010 Battery pack” on page 58
•
“1020 Large bottom cover” on page 59
•
“1040 Optical drive or blank bezel” on page 60
•
“1060 Hard disk drive assembly” on page 62
•
“1120 Keyboard” on page 72
•
“1130 Keyboard bezel” on page 75
Removal steps of power button sub card
Step
Screw (quantity)
Color
Torque
1
M2 × 3 mm, wafer-head, nylon-coated (1)
Black
0.181 Nm
(1.85 kgfcm)
1180 I/O sub card with USB connector and audio jack
For access, remove these FRUs in order:
•
“1010 Battery pack” on page 58
•
“1020 Large bottom cover” on page 59
Chapter 9
.
Removing or replacing a FRU
83