Lenovo B590 Support Question
Lenovo B590 Support Question
Find answers below for this question about Lenovo B590.Need a Lenovo B590 manual? We have 1 online manual for this item!
Question posted by montazeryar56 on January 13th, 2014
My Fn Key Doesn;t Work (fn F3) Please Help Me
my fn key doesn;t work (fn+f3) please help me i istall hot key power managment
Current Answers
Related Lenovo B590 Manual Pages
Hardware Maintenance Manual - Page 3
...information 33
Recovering the computer settings 33 Passwords 33
Power-on password 34 Supervisor password 34 Power management 34 Screen blank mode 34 Sleep mode 34 ...75 2040 Antenna assembly and LCD rear cover . . . 77
Chapter 8. Lenovo B590 37
Specifications 37 Status indicators 38 Fn key combinations 39
Chapter 6. Removing and replacing a FRU 43
General guidelines 43 1010 Battery...
Hardware Maintenance Manual - Page 5
... required for trained service technicians who are familiar with Lenovo products. Important:
• This manual is divided into the following Lenovo® products. Machine Lenovo B590
Machine type (MT) 3761, 6247, 20206, 20208
Use this manual to troubleshoot problems effectively.
• Before servicing a Lenovo product, be sure to troubleshoot problems.
The...
Hardware Maintenance Manual - Page 7
...Wear safety glasses when you are hammering, drilling, soldering, cutting wire, attaching springs, using solvents, or working in a safe place, away from all covers correctly before you service a Lenovo Notebook. • "...with before returning the machine to the customer. • Fan louvers on the machine help to lift. 4. If your hair is worn or defective. • Reinstall all personnel...
Hardware Maintenance Manual - Page 8
... extreme care when measuring high voltages.
• Regularly inspect and maintain your back. such touching can then operate the switch or unplug the power cord quickly.
• Do not work alone under hazardous conditions or near you need to switch off (EPO) switch, disconnecting switch, or electrical outlet. Removing or installing main...
Hardware Maintenance Manual - Page 9
...the work mat, and the person handling the part are present, you must not be the type specified in identifying potentially unsafe conditions. Power off power. - Disconnect the power cord...Use product-specific ESD procedures when they present: • Electrical hazards, especially primary power (primary voltage on the frame can continue without first correcting the problem.
b. Insulation...
Hardware Maintenance Manual - Page 10
... • Hebrew • Japanese • Korean • Spanish • Traditional Chinese
DANGER
DANGER
4 Hardware Maintenance Manual Attach the ESD ground clip to provide a static-free work surface.
Grounding requirements
Electrical grounding of the electrical outlet can use coax or connector-outside shells on your body. • Prevent the part from touching...
Hardware Maintenance Manual - Page 33
....com/support. 2. An
untrained person runs the risk of them does not correct the problem, reinstall that the battery is fully charged and an ac power adapter is installed to replace a FRU but the replacement does not correct the problem, reinstall
the original FRU before completing the service action.
If you...
Hardware Maintenance Manual - Page 35
... parts, latches, pins, or connectors that a FRU is recommended to the following list:
The following information: • "What to do first" on page 29 • "Power system checkout" on page 30
Before you replace FRUs, it :
1. Following is covered under warranty and some symptoms that have been altered. Important notes:
•...
Hardware Maintenance Manual - Page 36
...Chapter 5 "Lenovo B590" on page 37.
30 Hardware Maintenance Manual If the voltage is acceptable, do the following: 1. Turn off the computer. 2. If you suspect a power problem, see ... (making the computer unusable) • Sticky keys caused by spilling a liquid onto the keyboard • Use of an incorrect ac power adapter on laptop products
The following symptoms might indicate damage caused ...
Hardware Maintenance Manual - Page 37
...correct, replace the system board.
Note: If the battery pack becomes hot, it at least 3 hours, even if the indicator does not ...Experience program, and then click Battery Health.
Press Fn+Esc to 100% of the total power remaining when installed in the computer. Remove the ... : • Windows 7: Launch the Power Manager program and click the Battery tab. • Windows 8:
- This protects...
Hardware Maintenance Manual - Page 39
... following information: • "Recovering the computer settings" on page 33 • "Passwords" on page 33 • "Power management" on page 34
Recovering the computer settings
This topic provides information about the recovery solutions, refer to the help information system of the programs.
Passwords
As many as two passwords might be given the option...
Hardware Maintenance Manual - Page 40
.... To end screen blank mode and resume normal operation, press any key. • You have pressed Fn+F2. The computer does not start until the password is no service procedure to reset the password. To reduce power consumption, the computer has three power management modes: screen blank, sleep, and hibernation. If any of the following...
Hardware Maintenance Manual - Page 41
...actions as the event that action. • Closing the lid. • Pressing the power button. When the power is turned on the resume timer elapses, the computer automatically returns from sleep mode and...If the timer conditions are stored on the hard disk drive is read, and system status is powered off. Note: The computer does not accept any input immediately after it enters sleep mode.
The...
Hardware Maintenance Manual - Page 43
... service references and parts information: • "Specifications" on page 37 • "Status indicators" on page 38 • "Fn key combinations" on some models for cache only)
Note: If the computer is used for the Lenovo B590 models. Memory • Double data rate 3 (DDR3) synchronous dynamic random access memory (SDRAM)
Storage device • 2.5-inch...
Hardware Maintenance Manual - Page 44
... (on the keyboard is enabled. To enable or disable Caps Lock mode, press the Caps Lock key.
2 Numeric Lock status White: The separate numeric keypad on some models)
Wireless features • ... enable or disable
indicator
the numeric keypad, press the Numeric Lock key.
38 Hardware Maintenance Manual Status indicators
Indicator 1 Caps Lock status
indicator
Meaning
White: Caps Lock mode ...
Hardware Maintenance Manual - Page 45
...key on a conventional keyboard.
Table 2. Fn+F1
Fn+F2
Fn+F3
Fn+F5 Fn+F6 Fn+F9 Fn+F10 Fn+F11 Fn+F12 Fn+Insert Fn+PrtSc Fn+Home Fn+End
Puts the computer into sleep mode or turn off . Chapter 5. Lenovo B590 39 Function key combinations Key combination Fn... stops blinking, but the charging might cause drive errors.
4 Power and battery • Solid green: The battery charge level is...
Hardware Maintenance Manual - Page 46
Function key combinations (continued)
Key combination
Description
Fn + up/down arrow
Increases or decreases the display brightness level.
Fn + left/right arrow
Increases or decreases the sound volume.
40 Hardware Maintenance Manual Table 2.
Hardware Maintenance Manual - Page 49
... discharge (ESD) strap (P/N 6405959).
© Copyright Lenovo 2012
43 When replacing a FRU, use in each FRU replacement section. DANGER
Before removing any FRUs that all power cords from Lenovo at http://www.lenovo.com/UserManuals. Installation of the replacement CRU. When return is required: (1) return instructions, a prepaid shipping label, and a container...
Hardware Maintenance Manual - Page 65
... Optical drive" on page 45 • "1090 Keyboard" on page 53 • "1100 Keyboard bezel" on page 56
Chapter 7. Then remove the LED board 2 .
1
2
1120 Power board and touch pad bracket
For access, remove these FRUs in order: • "1010 Battery pack" on page 44 • "1020 Bottom slot cover" on...
Hardware Maintenance Manual - Page 78
... with a kit containing labels of the label on the computer and the information on the label, such as the part number, serial number, and product key.
The following illustration shows the correct location of speaker assembly and base cover Remove the screws 1 . Then remove the speaker assembly 2 .
1 1 2
11 2
Step 1
Screw (quantity...
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