Hardware Maintenance Manual
Page 3
...34 Hibernation mode 35 Chapter 5. Parts list 81 Overall 82 LCD FRUs 85 Keyboard 87 Miscellaneous parts 89 ac power adapters 90 Power cords 91 Appendix A. Lenovo B590 37 Specifications 37 Status indicators 38 Fn key combinations 39 Chapter 6. Removing and replacing a FRU 43 ... 1 Electrical safety 2 Safety inspection guide 3 Handling devices that are sensitive to do first 29 Power system checkout 30 Checking the ac power adapter 30 Checking operational charging 31 Checking the battery pack 31 Chapter 4. Locations 79 Right-side view 79 Bottom view 80 Chapter 9....
...34 Hibernation mode 35 Chapter 5. Parts list 81 Overall 82 LCD FRUs 85 Keyboard 87 Miscellaneous parts 89 ac power adapters 90 Power cords 91 Appendix A. Lenovo B590 37 Specifications 37 Status indicators 38 Fn key combinations 39 Chapter 6. Removing and replacing a FRU 43 ... 1 Electrical safety 2 Safety inspection guide 3 Handling devices that are sensitive to do first 29 Power system checkout 30 Checking the ac power adapter 30 Checking operational charging 31 Checking the battery pack 31 Chapter 4. Locations 79 Right-side view 79 Bottom view 80 Chapter 9....
Hardware Maintenance Manual
Page 33
...software. 4. To download software fixes, drivers, and BIOS, do the following important service information that the battery is fully charged and an ac power adapter is connected. • Do not turn off or put your search: • Search by product number • Search through the ...untrained person runs the risk of them does not correct the problem, reinstall that board, and then replace the other one. © Copyright Lenovo 2012 27 Important service information This chapter presents the following : 1. Notes: If you need to improve the computer performance, you continue. ...
...software. 4. To download software fixes, drivers, and BIOS, do the following important service information that the battery is fully charged and an ac power adapter is connected. • Do not turn off or put your search: • Search by product number • Search through the ...untrained person runs the risk of them does not correct the problem, reinstall that board, and then replace the other one. © Copyright Lenovo 2012 27 Important service information This chapter presents the following : 1. Notes: If you need to improve the computer performance, you continue. ...
Hardware Maintenance Manual
Page 36
... : 1. Power system checkout To verify a symptom, do the following : • Replace the system board. • If the problem persists, go to Chapter 5 "Lenovo B590" on the computer. Disconnect the ac power adapter and install the charged battery pack. 7. See the following figure: 3 2 1 (20V) Pin Voltage (V dc) 1 +20 2 0 Note: Output voltage of pin no.2 of...
... : 1. Power system checkout To verify a symptom, do the following : • Replace the system board. • If the problem persists, go to Chapter 5 "Lenovo B590" on the computer. Disconnect the ac power adapter and install the charged battery pack. 7. See the following figure: 3 2 1 (20V) Pin Voltage (V dc) 1 +20 2 0 Note: Output voltage of pin no.2 of...
Hardware Maintenance Manual
Page 37
... charge indicator still does not turn on , replace the system board. Press Fn+Esc to launch the Lenovo Solution Center program, and then click Battery. - General checkout 31 Note: Noise from the ac power adapter does not always indicate a defect. If the voltage is still not charged, go to room temperature. ...for a while. If the charge indicator or icon still does not turn on , replace the battery pack. Press the recovery button to launch the Lenovo Experience program, and then click Battery Health. Remove the battery pack and measure the voltage between battery terminals 5 and 7.
... charge indicator still does not turn on , replace the system board. Press Fn+Esc to launch the Lenovo Solution Center program, and then click Battery. - General checkout 31 Note: Noise from the ac power adapter does not always indicate a defect. If the voltage is still not charged, go to room temperature. ...for a while. If the charge indicator or icon still does not turn on , replace the battery pack. Press the recovery button to launch the Lenovo Experience program, and then click Battery Health. Remove the battery pack and measure the voltage between battery terminals 5 and 7.
Hardware Maintenance Manual
Page 87
...or "CRU". An N in the CRU ID column means that the part is an optional-service CRU. Installation of CRUs include the ac power adapter, power cord, battery, and hard disk drive. An electronic version of this Hardware Maintenance Manual. and (2) you might include the memory.... • A CRU is not a CRU. Chapter 9. CRU information and replacement instructions are shipped with the replacement CRU; See your Lenovo Limited Warranty documentation for your product in the CRU ID column. two asterisks (**) means that a Service Provider install the CRU according to find...
...or "CRU". An N in the CRU ID column means that the part is an optional-service CRU. Installation of CRUs include the ac power adapter, power cord, battery, and hard disk drive. An electronic version of this Hardware Maintenance Manual. and (2) you might include the memory.... • A CRU is not a CRU. Chapter 9. CRU information and replacement instructions are shipped with the replacement CRU; See your Lenovo Limited Warranty documentation for your product in the CRU ID column. two asterisks (**) means that a Service Provider install the CRU according to find...
Hardware Maintenance Manual
Page 91
... N 102500101 N 102500133 N 102500350 N 102500301 N 102500303 N 102500362 N 102500440 N 102500421 N 90201913 N 90201914 N LCD FRUs In Lenovo B590 models, the type of LCD is 15.6-inch high definition (HD) TFT LCD (Table 4 "Parts list LCD" on page 90.) FRU no. ac power adapter (see "Keyboard" on page 87.) - Parts list 85 Parts list-Overall (continued) No. FRU... CPU, Intel I3-2328M 2.2G J1 3M 2c PGA Processor 21 LB59A Thermal Module DIS W/FAN 21 LB59A Thermal Module UMA W/FAN 22 Keyboard (see "ac power adapters" on page 86). Chapter 9. Table 3.
... N 102500101 N 102500133 N 102500350 N 102500301 N 102500303 N 102500362 N 102500440 N 102500421 N 90201913 N 90201914 N LCD FRUs In Lenovo B590 models, the type of LCD is 15.6-inch high definition (HD) TFT LCD (Table 4 "Parts list LCD" on page 90.) FRU no. ac power adapter (see "Keyboard" on page 87.) - Parts list 85 Parts list-Overall (continued) No. FRU... CPU, Intel I3-2328M 2.2G J1 3M 2c PGA Processor 21 LB59A Thermal Module DIS W/FAN 21 LB59A Thermal Module UMA W/FAN 22 Keyboard (see "ac power adapters" on page 86). Chapter 9. Table 3.