Lenovo 20RK, Руководство по техническому обслуживанию аппаратной части

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2. Remove the Nano-SIM-card tray. See “Removing the Nano-SIM-card tray” on page 42.
3. Remove the following FRUs:
• “1010 Folio cover set” on page 43
• “1020 Smart glass and adhesive tapes” on page 47
• “1030 Access door” on page 49
• “1040 Support bracket” on page 49
• “1050 System board assembly ” on page 50
• “1060 Thermal sub-spreader” on page 55
Removal steps of the M.2 solid-state drive
Step Screw (quantity) Color Torque
1
M1.6 × L1.85 mm, flat-head, nylon-coated (1) Black 0.098 Nm
(1.0 kgf-cm)
When installing: Before you install a new M.2 solid-state drive, apply a new thermal pad.
1080 Wireless WAN card
Before you replace the wireless WAN card, do the following:
1. Disable the built-in battery. See “Disabling the built-in battery” on page 42.
2. Remove the Nano-SIM-card tray. See “Removing the Nano-SIM-card tray” on page 42.
3. Remove the following FRUs:
• “1010 Folio cover set” on page 43
• “1020 Smart glass and adhesive tapes” on page 47
• “1030 Access door” on page 49
• “1040 Support bracket” on page 49
• “1050 System board assembly ” on page 50
• “1060 Thermal sub-spreader” on page 55
Chapter 7
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Removing or replacing a FRU
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