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Lenovo K4450 Hardware Maintenance Manual - Lenovo K4450 and K4450A - Page 46

ST1000LM014 9.5mm 1T+8G 5400rpm SSHD, HTS545032A7E6606G7mm5.4K320GHDD

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Table 5. Part numbers for non-LCD module FRUs and CRUs (continued) LK490s DC-IN Bracket 8 DC-in connector LK491s DC-IN Cable 10 Hard disk drive (320 GB) HTS545032A7E660 6G 7mm 5.4K 320G HDD MQ01ABF032 7mm 5.4K rpm 320G HDD TPG ST320LT012 6G 7mm 5.4K 320G HDD WD3200LPVX-08V0TT0 6G 7 5.4K 320G HDD LI HTS725032A7E630 7 7.2K 320G HDD TSB MQ01ACF032 6G 7mm 7.2K 320G HDD LI 10 Hard disk drive (500 GB) WD5000LPVX-08V0TT0 6G 7 5.4K 500G HDD LI HTS545050A7E660 6G 7mm 5.4K 500G HDD MQ01ABF050 7mm 5.4K rpm 500G HDD TPG ST500LT012 6G 7mm 5.4K 500G HDD ST500LM012 6G 9.5mm 5.4K 500G HDD HTS725050A7E630 7 7.2K 500G HDD TSB MQ01ACF050 6G 7mm 7.2K 500G HDD LI 10 Hard disk drive (1 TB) WD10JPVX-08JC3T0 6G 9 5.4K 1T HDD LI HTS541010A9E680 6G 9 5.4K 1T HDD LI ST1000LM024 6G 9.5mm 5.4K 1T HDD TSB MQ01ABD100 9.5mm 5.4K 1T HDD TPG 10 Hard disk drive (hybrid, with built-in SSD) ST1000LM014 9.5mm 1T+8G 5400rpm SSHD ST500LM000 6G 7mm 500G+8G SSHD 11 Hard disk drive bracket LK490s HDD Bracket 12 Battery pack SA L12S4Z51 14.8V 32Wh 4cell bty T01 13 Bottom slot cover LK490s Lower Case Cover 14 Base cover LK490s Lower Case 15 Wireless LAN card 40 Hardware Maintenance Manual 90202491 90203374 16200405 16200330 16200384 16200378 16200194 16200510 16200379 16200404 16200329 16200383 16200387 16200195 16200511 16200377 16200375 16200385 16200325 16200389 16200391 90202497 121500129 90202496 90202495

Section	Page
About this manual	5
Chapter 1. Safety information	7
General safety	7
Electrical safety	7
Safety inspection guide	9
Handling devices that are sensitive to electrostatic discharge	9
Grounding requirements	10
Safety notices (multilingual translations)	10
Chapter 2. General checkout	27
What to do first	27
Power system checkout	28
Checking the ac power adapter	28
Checking operational charging	29
Checking the battery pack	29
Chapter 3. Important service information	31
Recovering the computer settings	31
Using passwords	31
Power management	32
Screen blank mode	32
Sleep mode	32
Hibernation mode	33
Chapter 4. Status indicators	35
Chapter 5. Fn key combinations	37
Chapter 6. Locations	39
Locating computer controls, connectors, and indicators	39
Front view	39
Bottom view	40
Locating FRUs and CRUs	40
Major FRUs and CRUs	41
LCD FRUs and CRUs	43
Part numbers for orderable FRUs and CRUs	44
Chapter 7. FRU replacement notices	51
Important notice for replacing FRUs	51
Screw notices	52
Chapter 8. Removing or replacing a FRU	53
General guidelines	53
1010 Battery pack	54
1020 Bottom slot cover	54
1030 Memory modules	55
1040 Hard disk drive assembly	57
1050 PCI Express Mini Card for wireless LAN	58
1060 mSATA solid-state drive	59
1070 Backup battery	60
1080 Keyboard	61
1090 Keyboard bezel	63
1110 Fingerprint board bracket and fingerprint board with cable	66
1120 Power board	67
1130 Media card reader slot board	67
1140 System board assembly	69
1150 Thermal module assembly	72
1160 Speakers, LCD unit and base cover	74
1170 DC-in connector	78
2010 LCD front bezel	79
2020 Camera and microphone board	79
2030 LCD panel, LCD cable, and hinges	80
2040 Antenna assembly and LCD rear cover	82
Appendix A. Notices	85