Lenovo 305-15IHW Laptop Hardware Maintenance Manual - Ideapad 305 Laptop - Page 86

Lenovo ideapad 305-15IHW/305-15IBD/305-15IBY/305-15ABM

Hardware Maintenance Manual

82

13

MB CB50-45W8SE1-6010 1000

2GNFP

5B20G37216

N

●

13

MB C B50-45UMA E1-6010 1000 NFP

5B20G37238

N

●

13

MB CB50-45W8PUMAE1-6010

1000NFP

5B20G37223

N

●

13

MB CB50-45W8SUMAE1-6010

1000NFP

5B20G37250

N

●

13

MB C B50-45 A4-6210 1000 2G NFP

5B20G37209

N

●

13

MB CB50-45W8PA4-6210 1000

2GNFP

5B20G37240

N

●

13

MB CB50-45W8SA4-6210 1000

2GNFP

5B20G37219

N

●

13

MB C B50-45UMA A4-6210 1000

NFP

5B20G37243

N

●

13

MB CB50-45W8PUMAA4-6210

1000NFP

5B20G37222

N

●

13

MB CB50-45W8SUMAA4-6210

1000NFP

5B20G37249

N

●

13

MB C B50-45 E2-6110 1000 2G NFP

5B20G37205

N

●

13

MB CB50-45W8PE2-61101000 2G

NFP

5B20G37191

N

●

13

MB CB50-45W8SE2-61101000 2G

NFP

5B20G37218

N

●

13

MB C B50-45UMA E2-6110 1000 NFP

5B20G37242

N

●

13

MB CB50-45W8PUMAE2-6110

1000NFP

5B20G37221

N

●

13

MB CB50-45W8SUMAE2-6110

1000NFP

5B20G37248

N

●

13

MB C B50-45 A8-6410 1000 2G NFP

5B20G37204

N

●

13

MB CB50-45W8PA8-6410 1000

2GNFP

5B20G37239

N

●

13

MB CB50-45W8SA8-6410 1000

2GNFP

5B20G37217

N

●

13

MB C B50-45UMA A8-6410 1000

NFP

5B20G37241

N

●

13

MB CB50-45W8PUMAA8-6410

1000NFP

5B20G37220

N

●

13

MB CB50-45W8SUMAA8-6410

1000NFP

5B20G37247

N

●

14

ZIWB3LowerCaseW/DC-INHole

90205530

N

●

●

●

●

14

ZIWB1 Lower Case W/DC IN

HoleWO/Fan Hole

90205552

N

●

15

RAM, M471B5674QH0-YK0

11202451

*

●

●

●

●

15

RAM, HMT425S6AFR6A-PB 2GB

DDR3L 1600

11201299

*

●

●

●

●

Table 5. Parts list—Overall

(continued)

No.

FRU

P/N

CRU

ID

ideapad

305-

15IHW

ideapad

305-

15IBD

ideapad

305-

15IBY

ideapad

305-

15ABM

Section	Page
Contents	3
About this manual	4
Safety information	5
General safety	6
Electrical safety	7
Safety inspection guide	9
Handling devices that are sensitive to electrostatic discharge	10
Grounding requirements	10
Safety notices: multilingual translations	11
Laser compliance statement	18
Important service information	20
Strategy for replacing FRUs	20
Strategy for replacing a hard disk drive	21
Important notice for replacing a system board	21
Important information about replacing RoHS compliant FRUs	22
General checkout	23
What to do first	24
Power system checkout	25
Checking the AC adapter	25
Checking operational charging	25
Checking the battery pack	26
Related service information	27
Restoring the factory contents by using Recovery Disc Set	27
Passwords	28
Power-on password	28
Hard-disk password	28
Supervisor password	28
Power management	29
Screen blank state	29
Putting the computer to sleep or shutting it down	29
Lenovo ideapad 305-15IHW/305-15IBD/305-15IBY/305-15ABM	32
Specifications	32
Status indicators	34
Fn key combinations	35
Hotkeys	35
FRU replacement notices	36
Screw notices	36
Removing and replacing an FRU	37
1010 Battery pack	38
1020 Optical drive	39
1030 Bottom slot cover	41
1040 Hard disk drive	42
1050 DIMM	44
1060 PCI Express Mini Card for wireless LAN/WAN	45
1070 Keyboard	46
1080 Keyboard bezel	48
1090 Finger print (on select models) and power board	50
1100 USB board and ODD board	52
1110 Led board	53
1120 Docking board (on select models)	54
1130 System board	55
1140 Fan and heat sink assembly	58
1150 Speakers and battery board	59
1160 LCD unit and base cover	60
1170 LCD front bezel	64
1180 LCD panel	65
1190 LCD hinges	67
1200 Antenna, LCD cable, and integrated camera	68
Locations	70
Front view	70
Right-side view	71
Bottom and left-side view	72
Parts list	73
Overall	74
LCD FRUs	90
Keyboard	92
Miscellaneous parts	101
AC adapters	102
Screws	102
Power cords	103
Notices	106

Lenovo 305-15IHW Laptop Hardware Maintenance Manual - Ideapad 305 Laptop - Page 86

Lenovo 305-15IHW Laptop Manual

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