Battery pack | Lenovo 33472YU, S230U manual

Removal step of backup battery

DANGER

Use only the authorized battery specified for your computer. Any other battery could ignite or explode.

Removal steps of speaker assembly

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	Step		Screw (quantity)	Color	Torque

			M2 × 3 mm, Outside Diameter 8 mm, wafer-head, nylon-coated	Black	0.181 Nm
	1		M2 × 3 mm, Outside Diameter 8 mm, wafer-head, nylon-coated	Black	0.181 Nm
			(4)		(1.85 kgf-cm)

1060 Battery pack

For access, remove these FRUs in order:

•“1010 Hard disk drive or solid-state drive” on page 58

•“1020 Keyboard” on page 60

•“1050 Keyboard bezel, backup battery, and speaker assembly” on page 66

Chapter 9. Removing or replacing a FRU 69

Image 75

Lenovo 33472YU, S230U manual Battery pack

Contents

ThinkPad S230u Hardware Maintenance Manual First Edition September Copyright Lenovo Contents Appendix A. Notices Iii About this manual Iv Hardware Maintenance Manual General safety Safety information Electrical safety Safety inspection guide Grounding requirements Safety notices multilingual translations Safety information Hardware Maintenance Manual Safety information Perigo Perigo Vorsicht Vorsicht Vorsicht Safety information Hardware Maintenance Manual Safety information Hardware Maintenance Manual Safety information Hardware Maintenance Manual Safety information Hardware Maintenance Manual Select Drivers & Software Important service informationBefore replacing parts Strategy for replacing FRUs How to use error message Dynamic Configure To Order CTOImportant notice for replacing a system board Custom Model Variant CMV Using PEWClick Warranty & Services Click Check Warranty Status FRU identification for CTO, CMV, and GAV products Click Product & Parts Detail Click Parts & Accessories What to do first General checkout Quick test programs Lenovo Solution CenterFollowing are not covered under warranty Checkout guide Uefi diagnostic program Bootable diagnostic programsTests Tools Power system checkout Checking the ac power adapterClick Lenovo Bootable Diagnostics Checking operational charging Checking the battery packChecking the backup battery Wire Voltage V dc Hardware Maintenance Manual Restoring the factory contents by using Recovery Disc Set Related service information Refreshing the computer Passwords Power-on passwordHard-disk password Select Power-On Password Supervisor passwordHow to remove the power-on password How to remove the hard-disk password Select Master HDP Power managementSleep mode Hibernation mode Wireless off mode Symptom-to-FRU indexNumeric error codes 0199 Run the ThinkPad Setup program, and then save Symptom or error FRU or action, in sequence 01890190 Charge the battery pack 0191 Run the ThinkPad Setup program, and then save Error messages No-beep symptomsBeep symptoms Reseat the LCD connectors LCD-related symptomsIntermittent problems Undetermined problems Hardware Maintenance Manual Indicator Meaning Status indicators Indicator Meaning Special key Description Special keys Special key Description Locating computer controls, connectors, and indicators LocationsFront view Rear view Bottom viewLocating FRUs and CRUs CRU statement for customers Major FRUs and CRUs Description Self-service CRU Optional-service CRU LCD FRUs Hinge Button board Looking up FRU information Hardware Maintenance Manual Logic card to plastic FRU replacement noticesScrew notices Plastic to plastic Retaining serial numbers Restoring the serial number of the system unitMTM on rear label Retaining the Uuid Reading or writing the ECA informationProduct ID on rear label Hardware Maintenance Manual General guidelines Removing or replacing a FRU Hard disk drive or solid-state drive Disabling the built-in batteryBefore servicing the computer Removing the SIM card Removing or replacing a FRU Keyboard Removal steps of keyboardStep Screw quantity Color Torque Removing or replacing a FRU When installing PCI Express Mini Card for wireless LAN Removal steps of PCI Express Mini Card for wireless LAN Removal steps of PCI Express Mini Card for wireless WAN Removal steps of mSATA solid-state drive Keyboard bezel, backup battery, and speaker assembly Removal steps of keyboard bezelStep Screw cap Screw quantity Color Torque M2 × 3 mm, wafer-head, nylon-coated Silver 181 Nm Kgf-cm Hardware Maintenance Manual Battery pack Proximity sensors Important notices for replacing a battery pack Removal steps of proximity sensors Removal steps of thermal fan assembly LCD unit Removal steps of LCD unit When installing M2.5 × 3 mm, wafer-head, nylon-coated Silver 181 Nm Kgf-cm Removal steps of DC-in connector DC-in connector System board and base cover assembly Removal steps of system board and base cover assemblyImportant notices for handling the system board Applying labels to the base cover Following illustration shows the location of each label Button bezel LCD panelRemoval steps of button bezel Removal steps of LCD panel Button board Removal steps of button board Integrated camera Hinge Removal steps of integrated cameraRemoval steps of hinge When installing Removal steps of wireless antenna assembly Removing or replacing a FRU Hardware Maintenance Manual Appendix A. Notices Trademarks Electronic emissions noticesPage 1P0B48943