Hardware Maintenance Manual - Lenovo B5400, M5400, M5400 Touch
Page 3
...18 General checkout 19 What to do first 20 Power system checkout 21 Checking the AC adapter 21 Checking operational charging 21 Checking the battery pack 22 Related service information 23 Restoring ...or shutting it down 26 Putting your computer to sleep 26 Shutting down the computer 27 Lenovo B5400/M5400/M5400 Touch........... 28 Specifications 28 Status indicators 30 Fn key combinations 31 FRU replacement notices...38 1050 Hard disk drive and solid state disk 39 1060 PCI Express Mini Card for wireless LAN 42 1070 DIMM 44 1080 Keyboard 45 1090 Keyboard bezel 47 1100 USB board and...
...18 General checkout 19 What to do first 20 Power system checkout 21 Checking the AC adapter 21 Checking operational charging 21 Checking the battery pack 22 Related service information 23 Restoring ...or shutting it down 26 Putting your computer to sleep 26 Shutting down the computer 27 Lenovo B5400/M5400/M5400 Touch........... 28 Specifications 28 Status indicators 30 Fn key combinations 31 FRU replacement notices...38 1050 Hard disk drive and solid state disk 39 1060 PCI Express Mini Card for wireless LAN 42 1070 DIMM 44 1080 Keyboard 45 1090 Keyboard bezel 47 1100 USB board and...
Hardware Maintenance Manual - Lenovo B5400, M5400, M5400 Touch
Page 73
Lenovo B5400/M5400/M5400 Touch Locations Front view and right-side view 1 Integrated camera 2 Built-in microphone 3 Wireless LAN antennas 4 Computer display 5 Power button 6 Touchpad 7 System status indicators Note: For the description of each indicator, see "Status indicators" on page 30. 8 Memory card slot 9 Combo audio jack J USB port K Optical drive L AC power adapter jack M Lenovo OneLink connector N Speakers B5400 69
Lenovo B5400/M5400/M5400 Touch Locations Front view and right-side view 1 Integrated camera 2 Built-in microphone 3 Wireless LAN antennas 4 Computer display 5 Power button 6 Touchpad 7 System status indicators Note: For the description of each indicator, see "Status indicators" on page 30. 8 Memory card slot 9 Combo audio jack J USB port K Optical drive L AC power adapter jack M Lenovo OneLink connector N Speakers B5400 69
User Guide - Lenovo B5400, M5400, M5400 Touch
Page 9
... output. camera (on the computer. models) h Touchpad The touchpad functions as passwords to move the cursor on select secure your computer. To move . c Wireless antennas Connect to a wireless adapter to know your fingertip over the pad in the direction in microphone Captures sound which you want the cursor to reader (on the screen...
... output. camera (on the computer. models) h Touchpad The touchpad functions as passwords to move the cursor on select secure your computer. To move . c Wireless antennas Connect to a wireless adapter to know your fingertip over the pad in the direction in microphone Captures sound which you want the cursor to reader (on the screen...
User Guide - Lenovo B5400, M5400, M5400 Touch
Page 44
Remove the screw that secures the wireless LAN card d . 4 3 38 CRU instructions Replacing the wireless LAN card To replace the wireless LAN card, do the following: 1 Turn off the computer; then disconnect the AC power adapter and all cables from the computer. 2 Close the computer display, and then turn the computer over. 3 Remove the battery pack. Appendix A. For details, see "Replacing the battery pack" on page 28. 4 Remove the screws a , and then remove the bottom slot cover b . 1 1 1 2 2 5 Disconnect the two wireless LAN cables (one black, one white) c .
Remove the screw that secures the wireless LAN card d . 4 3 38 CRU instructions Replacing the wireless LAN card To replace the wireless LAN card, do the following: 1 Turn off the computer; then disconnect the AC power adapter and all cables from the computer. 2 Close the computer display, and then turn the computer over. 3 Remove the battery pack. Appendix A. For details, see "Replacing the battery pack" on page 28. 4 Remove the screws a , and then remove the bottom slot cover b . 1 1 1 2 2 5 Disconnect the two wireless LAN cables (one black, one white) c .
User Guide - Lenovo B5400, M5400, M5400 Touch
Page 45
... computer over again. A Reinstall the battery pack. Appendix A. CRU instructions 6 Remove the wireless LAN card e . 5 7 Install the new wireless LAN card. 8 Reinstall and tighten the screw. 9 Reconnect the two wireless LAN cables (one black, one white). Reconnect the AC power adapter and the cables to plug the black cable into the jack labeled AUX...
... computer over again. A Reinstall the battery pack. Appendix A. CRU instructions 6 Remove the wireless LAN card e . 5 7 Install the new wireless LAN card. 8 Reinstall and tighten the screw. 9 Reconnect the two wireless LAN cables (one black, one white). Reconnect the AC power adapter and the cables to plug the black cable into the jack labeled AUX...
User Guide - Lenovo B5400, M5400, M5400 Touch
Page 48
CRU instructions The following table provides a list of where to find replacement instructions. Self-service CRUs AC power adapter Power cord for your computer, and informs you of CRUs for AC adapter Battery pack Backup battery Memory Optical drive Setup Poster × × × User Guide × × × × Optional-service CRUs Hard disk drive Wireless LAN card Setup Poster User Guide × × 42 Appendix A.
CRU instructions The following table provides a list of where to find replacement instructions. Self-service CRUs AC power adapter Power cord for your computer, and informs you of CRUs for AC adapter Battery pack Backup battery Memory Optical drive Setup Poster × × × User Guide × × × × Optional-service CRUs Hard disk drive Wireless LAN card Setup Poster User Guide × × 42 Appendix A.