Contents
About this manual . . . . . . . . . . . . iii
Chapter 1. Safety information . . . . . . 1
General safety . . . . . . . . . . . . . . . . 1
Electrical safety . . . . . . . . . . . . . . . . 1
Safety inspection guide . . . . . . . . . . . . . 2
Handling devices that are sensitive to electrostatic
discharge . . . . . . . . . . . . . . . . . . 3
Grounding requirements . . . . . . . . . . . . 4
Safety notices (multilingual translations) . . . . . . 4
Chapter 2. General checkout . . . . . 21
What to do first . . . . . . . . . . . . . . . 21
CRU list . . . . . . . . . . . . . . . . . . 22
Chapter 3. Identifying FRU (CRU) . . . 23
Locate FRU and CRU . . . . . . . . . . . . 23
Chapter 4. Removing a FRU or
CRU . . . . . . . . . . . . . . . . . . 27
Service tools . . . . . . . . . . . . . . . . 27
General guidelines. . . . . . . . . . . . . . 27
Remove the active pen . . . . . . . . . . . . 28
Remove the lower case . . . . . . . . . . . . 29
Remove the battery pack . . . . . . . . . . . 30
Remove the speakers . . . . . . . . . . . . 32
Remove the WLAN card . . . . . . . . . . . 33
Remove the M.2 solid-state drive . . . . . . . . 35
Remove the Thermal module. . . . . . . . . . 36
Remove the fingerprint sensor . . . . . . . . . 38
Remove the main board
Remove the touch pad . . . . . . . . . . . . 43
Remove the wireless antenna . . . . . . . . . 44
Remove the thermal cover. . . . . . . . . . . 45
Remove the upper case. . . . . . . . . . . . 47
Remove the LCD panel . . . . . . . . . . . . 48
Remove the hinge and soundbar module . . . . . 51
Remove the microphone and camera module . . . 52
Remove the trans board . . . . . . . . . . . 54
Trademarks . . . . . . . . . . . . . . . . lvii
© Copyright Lenovo 2019
i
Содержание Yoga C940-15IRH
Страница 1: ...Lenovo Yoga C940 15IRH Hardware Maintenance Manual ...
Страница 2: ...First Edition July 2019 Copyright Lenovo 2019 ...
Страница 4: ...ii Lenovo Yoga C940 15IRH Hardware Maintenance Manual ...
Страница 6: ...iv Lenovo Yoga C940 15IRH Hardware Maintenance Manual ...
Страница 11: ...DANGER DANGER DANGER DANGER DANGER Chapter 1 Safety information 5 ...
Страница 12: ...6 Lenovo Yoga C940 15IRH Hardware Maintenance Manual ...
Страница 13: ...PERIGO PERIGO PERIGO Chapter 1 Safety information 7 ...
Страница 14: ...PERIGO PERIGO PERIGO PERIGO PERIGO 8 Lenovo Yoga C940 15IRH Hardware Maintenance Manual ...
Страница 15: ...DANGER DANGER DANGER DANGER Chapter 1 Safety information 9 ...
Страница 16: ...DANGER DANGER DANGER DANGER VORSICHT 10 Lenovo Yoga C940 15IRH Hardware Maintenance Manual ...
Страница 17: ...VORSICHT VORSICHT VORSICHT VORSICHT Chapter 1 Safety information 11 ...
Страница 18: ...VORSICHT VORSICHT VORSICHT 12 Lenovo Yoga C940 15IRH Hardware Maintenance Manual ...
Страница 19: ...Chapter 1 Safety information 13 ...
Страница 20: ...14 Lenovo Yoga C940 15IRH Hardware Maintenance Manual ...
Страница 21: ...Chapter 1 Safety information 15 ...
Страница 22: ...16 Lenovo Yoga C940 15IRH Hardware Maintenance Manual ...
Страница 23: ...Chapter 1 Safety information 17 ...
Страница 24: ...18 Lenovo Yoga C940 15IRH Hardware Maintenance Manual ...
Страница 25: ...Chapter 1 Safety information 19 ...
Страница 26: ...20 Lenovo Yoga C940 15IRH Hardware Maintenance Manual ...
Страница 32: ...26 Lenovo Yoga C940 15IRH Hardware Maintenance Manual ...
Страница 62: ...56 Lenovo Yoga C940 15IRH Hardware Maintenance Manual ...
Страница 64: ......
Страница 65: ......
Страница 66: ......