Instruction/ maintenance manual of the product B575E Lenovo
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Har dwar e Maint enance Manual L enovo B575e.
Note: Before using this information and the pr oduct it supports, be sur e to read the gener al information under Appendix A “Notices” on page 93. First Edition (July 2012) © Copyright Lenovo 2012.
Contents About this manual . . . . . . . . . . . iii Chapter 1. Safety information . . . . . . 1 General safety . . . . . . . . . . . . . . . . 1 Electrical safety . . . . . . . . . . . . . . . 2 Safety inspection guide . . . . . . . . . . . . 3 Handling devices that ar e sensitive t o electr ostatic discharge .
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About this manual This manual pr ovides service and r eference information for the following L enovo ® products. Machine Machine type (MT) Lenovo B575e 3685, 20189 Use this manual to tr oubleshoot problems.
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Chapter 1. Safety information This chapter pr esents the following safety information that you need t o be familiar with befor e you service a Lenovo notebook comput er .
Electrical safety Observe the following rules when working on electrical equipment. Important: Use only approved tools and t est equipment. Some hand t ools have handles covered with a soft material that does not insulat e you when working with live electrical curr ents.
– Use caution; do not become a victim yourself. – Switch off power . – Send another person t o get medical aid. Safety inspection guide The purpose of this inspection guide is to assist you in identifying pot entially unsafe conditions.
2. Make sur e that the ESD prot ective devices you use have been certied (ISO 9000) as fully effective. When handling ESD-sensitive parts: • K eep the parts in prot ective packages until they ar e inserted into the product. • A void contact with other people.
DANGER DANGER DANGER DANGER DANGER Chapter 1 . Safety information 5.
DANGER 6 Hardwar e Maintenance Manual.
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PERIGO PERIGO PERIGO PERIGO PERIGO PERIGO 8 Hardwar e Maintenance Manual.
PERIGO PERIGO DANGER DANGER DANGER Chapter 1 . Safety information 9.
DANGER DANGER DANGER DANGER DANGER VORSICHT 10 Hardwar e Maintenance Manual.
VORSICHT VORSICHT VORSICHT VORSICHT Chapter 1 . Safety information 11.
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Laser compliance statement (multilingual translations) The laser compliance stat ements in this section are provided in the following languages: • English • Ar abic • Br azilian P ortuguese • F r ench • German • Hebr ew • Japanese • K orean • Spanish • T r aditional Chinese Chapter 1 .
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Chapter 1 . Safety information 21.
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Chapter 1 . Safety information 23.
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Chapter 1 . Safety information 25.
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Chapter 2. Important service information This chapt er presents the following important service information that applies t o all machine types supported by this manual: • “Str ategy for r eplacing.
• If an adapter or a device consists of mor e than one FRU , any of the FRUs may be the cause of the error . Before replacing the adapter or device, r emove the FRUs, one by one, t o see if the sympt oms change. Replace only the FRU that changed the sympt oms.
Chapter 3. General checkout This chapter pr esents following information: • “What to do rst” on page 29 • “P ower system check out” on page 30 Before you go t o the checkout guide, be sur e to read the following important notes. Important notes: • Only certied tr ained personnel should service the computer .
• Diskett e drive damage caused by pressur e on the diskett e drive cover , for eign material in the drive, or the insertion of a disk ette with multiple labels • Damaged or bent diskett e eject b.
Note: Noise from the ac power adapt er does not always indicate a defect. Checking oper ational charging T o check whether the battery char ges properly during oper ation, use a dischar ged battery pack or a battery pack that has less than 50% of the t otal power r emaining when installed in the computer .
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Chapter 4. Related service information This chapter pr esents the following information: • “Recovering the comput er settings” on page 33 • “P asswords” on page 33 • “P ower management.
P ower management Note: P ower management modes ar e not supported for APM oper ating system. T o reduce power consumption, the computer has thr ee power management modes: screen blank, sleep, and hibernation. Screen blank mode If the time set on the “T urn off monitor” timer in the operating system e xpires, the L CD backlight turns off.
• If a “hibernation time” has been set on the timer , and if the user does not do any oper ation with the keyboard, the har d disk drive, the parallel connect or , or the diskett e drive within that time. • If the timer conditions ar e satised in suspend mode.
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Chapter 5. Lenovo B575e This chapter presents the following pr oduct-specic service r eferences and parts information: • “Specications” on page 37 • “Status indicators” on page 38 • “Fn key combinations” on page 39 Specications This t opic lists the physical featur es for the Lenovo B575e models.
• Int egrated Bluet ooth (on some models) • Int egrated WiMAX • 100/1000 Mbps E thernet communication Status indicators This topic presents the system status indicators that show the status of the comput er . 4 5 6 1 2 3 T able 1. Status indicators Indicator Meaning 1 Caps lock indicator White: Caps lock mode is enabled.
T able 1. Status indicat ors (continued) Indicator Meaning 5 Battery status indicator • Blinking orange (500ms off/1s on): The r emaining power of the batt ery is less than 5% of its capacity . • Blinking orange (100ms off/3.2s on): The battery is being charged with the remaining power between 5% and 20% of its capacity .
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Chapter 6. FRU replacement notices This chapt er pr esents notices relat ed to r emoving and replacing parts. Read this chapter carefully before replacing any FRU.
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Chapter 7. Removing and replacing a FRU This chapter pr esents dir ections and drawings for use in r emoving and replacing a FRU . Be sur e to observe the following general rules: 1. Do not try to service any comput er unless you have been trained and certied.
Unlock the manual batt ery latch 1 . Holding the spring-loaded battery latch in the unlocked position, remove the battery pack in the dir ection shown by the arrow 2 . 1 1 2 2 When installing: Install the battery pack in the slot. Make sur e that the battery latches ar e in the lock ed position.
1030 Hard disk drive F or access, remove these FRUs in or der: • “1010 Battery pack” on page 43 • “1020 Bottom slot cover” on page 44 Attention: • Do not dr op the drive or apply any physical shock t o it. The drive is sensitive to physical shock.
Removal steps of hard disk drive bracket Remove the screws 1 . 1 1 1 1 Step Screw (quantity) Color T orque 1 M3 × 2.8 mm, at-head, nylon-coat ed (4) Silver 4 kgfcm Remove the hard disk drive br acket in the direction shown by the arr ow 2 .
1 Step Screw (quantity) Color T orque 1 M2 × 3 mm, at-head, nylon-coated (1) Black 1.6 kgfcm Insert a scr ewdriver into the screw hole and push the optical drive.
Removal steps of memory modules Release the two latches on both edges of the sock et at the same time in the dir ection shown by the arr ows 1 , and then unplug the DIMM in the direction shown by the arr ow 2 .
Removal steps of PCI Expr ess Mini Car d for wireless LAN Disconnect the cable from the car d using the r emoval t ool antenna RF connect or (P/N: 08K7159) or pick up the cable with your ngers and then gently disconnect it from the card in the dir ection of the arr ow 1 .
Remove the car d in the dir ection shown by the arrow 3 . 3 When installing: Plug the black cable (MAIN) int o the jack labeled A , and the whit e cable (AUX) into the jack labeled B on the card.
Insert a screwdriver int o the backup battery hole and push the backup batt ery until the batt ery pops up. 1080 K eyboard F or access, remove these FRUs in or der: • “1010 Battery pack” on page 43 • “1020 Bottom slot cover” on page 44 Chapter 7 .
Removal steps of keyboard Remove the screws 1 . 1 1 1 When installing: Make sure the screws have been fast ened t o secur e the keyboar d. Step Screw (quantity) Color T orque 1 M2.5 × 7 mm, at-head, nylon-coat ed (3) Black 3.0 kgfcm Push har d in the dir ection shown by the arrows 2 to unlatch the rear edge of the keyboard.
The keyboard will open up slightly 3 . 3 Chapter 7 . Removing and replacing a FRU 53.
Car efully lift the keyboar d until you can see how it is connected. Hold the keyboar d above the computer 4 , and then detach the connect or in the dir ection shown by the arr ows 5 and 6 .
Removal steps of keyboard bez el Remove scr ews 1 and 2 that secur e the keyboar d bezel. 1 1 1 1 1 1 1 2 2 2 1 1 1 Step Screw (quantity) Color T orque 1 M2.5 × 7 mm, at-head, nylon-coated (10) Black 3.0 kgfcm 2 M2 × 3 mm, at-head, nylon-coat ed (3) Black 1.
Remove the screw 3 . 3 Step Screw (quantity) Color T orque 3 M2 × 5 mm, at-head, nylon-coat ed (1) Black 1.6 kgfcm 56 Hardwar e Maintenance Manual.
Detach the connectors. 7 6 5 4 10 9 8 When installing: Make sur e that the connectors are attached rmly to the system boar d. Remove the keyboard bezel.
1100 LED board and power boar d F or access, remove these FRUs in or der: • “1010 Battery pack” on page 43 • “1020 Bottom slot cover” on page 44 • “1030 Hard disk drive” on page 45 .
1110 Microphone assembly F or access, remove these FRUs in or der: • “1010 Battery pack” on page 43 • “1020 Bottom slot cover” on page 44 • “1030 Hard disk drive” on page 45 • “1.
• “1050 Memory modules” on page 47 • “1060 PCI Expr ess Mini Car d for wir eless LAN” on page 48 • “1070 Backup battery” on page 50 • “1080 Keyboard” on page 51 • “1090 Keyboar d bezel” on page 54 Removal steps of I/O board Remove the scr ew 1 , and then detach the cable.
Remove the I/O boar d 4 . 3 Chapter 7 . Removing and replacing a FRU 61.
Removal steps of RJ45 Ethernet board Remove the scr ews 1 , and then detach the cable. 1 1 3 2 Step Screw (quantity) Color T orque 1 M2 × 5 mm, at-head, nylon-coated (2) Black 1.85 kgfcm When installing: Make sur e that the cable is attached rmly t o the system board.
Remove the RJ45 Ethernet boar d 4 . 4 1130 System board assembly Important notices for handling the system board: When handling the syst em board, bear the following in mind: • Be careful not to drop the syst em boar d on a bench t op that has a har d surface, such as metal, wood, or composite.
Removal steps of system board Remove the screw 1 . Detach the connectors. 5 4 7 6 3 8 2 1 Step Screw (quantity) Color T orque 1 M2 × 5 mm, at-head, nylon-coated (1) Black 3.0 kgfcm When installing: Make sure that all the connect ors ar e attached rmly .
Detach the connector 9 and remove the system boar d in the dir ection shown by the arr ow 10 . 9 10 1140 L CD unit F or access, remove these FRUs in or der: • “1010 Battery pack” on page 43 • .
Removal steps of L CD unit Release the antenna cables from the cable guides. Then remove the scr ews 2 . 1 1 1 1 Step Screw (quantity) Color T orque 2 M2 × 5 mm, at-head, nylon-coated (4) Black 1.6 kgfcm When installing: • Rout e the antenna cables along the cable guides.
Remove the L CD unit in the direction shown by the arrow 2 . 2 1150 Thermal fan assembly F or access, remove these FRUs in or der: • “1010 Battery pack” on page 43 • “1020 Bottom slot cover.
Removal steps of thermal fan assembly Detach the connect or in the direction shown by the arrow 1 . 1 When installing: Make sur e that the connector is attached rmly .
Lift the thermal fan assembly in the dir ection shown by the arr ow 5 . Attention: Be careful not to damage the connector . 5 Attention: Do not handle the thermal fan assembly roughly . Improper handling can cause dist ortion or deformation and imperfect contact with components.
Removal steps of speaker assembly Remove the screws 1 . Then remove the speaker assembly 2 . 1 2 1 2 1 1 Step Screw (quantity) Color T orque 1 M2 × 5 mm, at-head, nylon-coated (4) Black 4.
Removal steps of DC-in sub card Remove the screws 1 , and then r emove the DC-in sub car d in the direction shown by the arr ow 2 . 1 Step Screw (quantity) Color T orque 1 M2 × 3 mm, at-head, nylon-coated (2) Black 1.
Applying labels to the base cover The new base cover FRU is shipped with a kit containing labels of several kinds. If the Windows Certicat e of Authentication label (CO A) 12 is attached to a part .
• “1090 Keyboar d bezel” on page 54 • “1130 Syst em board assembly” on page 63 • “1140 L CD unit” on page 65 Removal steps of L CD front bezel Remove the screws 1 . 1 1 Step Screw (quantity) Color T orque 1 M2 × 5 mm, at-head, nylon-coated (2) Black 1.
2020 Integr ated camer a F or access, remove these FRUs in or der: • “1010 Battery pack” on page 43 • “1080 Keyboard” on page 51 • “1090 Keyboar d bezel” on page 54 • “1130 Syst .
Removal steps of L CD panel and hinges Disconnect the integr ated camer a connect or in the direction shown by the arr ow 1 . Remove the screws 2 . Then lift the L CD panel in the dir ection shown by the arr ow 3 . 2 2 2 2 2 2 3 1 Step Screw (quantity) Color T orque 1 M2 × 3 mm, at-head, nylon-coated (6) Black 1.
Removal steps of L CD cable P eel off the adhesive tape and detach the connector . 6 7 When installing: Make sur e that the connector is attached rmly .
Release the ant enna cables from the cable guides of the L CD r ear cover assembly and fr om the hinges in the direction shown by the arr ows 2 . 2 2 Cable routing: Route the antenna cables along the cable guides and secure the ant enna boards with tapes.
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Chapter 8. L ocations This chapt er intr oduces the locations of the computer hardwar e components. F ront view 1 2 4 5 6 7 13 14 15 4 16 12 8 9 10 11 3 Figure 1.
Bottom view 1 2 3 8 6 5 9 10 4 7 Figure 2. L enovo B575e bott om view 1 Battery latch (manual) 6 F an louvers 2 Battery pack 7 VGA port 3 Batt ery latch (spring-loaded) 8 HDMI port (on some models) 4 .
Chapter 9. P arts list This chapter contains the following lists of the service parts. • “Overall” on page 82 • “L CD FRUs” on page 84 • “Keyboar d” on page 85 • “Miscellaneous p.
Overall 15 14 13 12 10 11 c 1 2 3 4 6 5 a 7 b 8 9 T able 3. P arts list—Overall No. FRU (Overall) FRU no. 1 L CD unit (see “L CD FRUs” on page 84) 2 LB57 LED BO ARD W/C ABLE 31048995 3 LB575B Up.
T able 3. Parts list—Overall (continued) No. FRU (Overall) FRU no. 4 Batt ery, 2200mA 6cell, 48Wh 3S2P SMP/L G L09M6Y02 3S2P 48Wh bty(LH)Comm01 121001094 4 Batt ery, 2200mA 6cell, 48Wh 3S2P SMP/L G .
T able 3. Parts list—Overall (continued) No. FRU (Overall) FRU no. 12 RAM, DDRIII 1600 4GB, Samsung, M471B5273DH0-CK0 DDR3 1600 4GB 11200341 12 RAM, DDRIII 1600 4GB, Hynix, HMT351S6CFR8C-PB DDR3 1600 4GB 11200344 12 RAM, DDRIII 1600 4GB, Ramax el, RMT3160ED58E9W-1600 DDR3 1600 4GB 11200393 13 LB575B MB UMA E-300 1.
T able 4. Parts list - L CD No. FRU FRU no. 1 LB575B L CD bez el with camer a hole 90201314 1 LB575B LCD be zel without camera hole 90201315 2 LB57L L CD hinge L&R 6K.4VECS.001 90200228 3 LA48 camera 1M56.18011.462/07.962/06.362 90200517 3 LB48 camer a 0.
T able 5. P arts list - Keyboard (Dafon) (continued) Language FRU no. Kor ean 25204621 Latin 25204619 P ortuguese 25204618 Russian 25204623 Slovenian 25204636 Swiss 25204637 Spanish 25204615 Thai 25204617 T raditional Chinese 25204622 T urkish 25204616 U.
T able 6. P arts list - Keyboard (Sunre x) (continued) Language FRU no. Spanish 25204645 Slovenian 25204666 Thai 25204647 T raditional Chinese 25204652 T urkish 25204646 U.K. English 25204643 U.S. English 25204642 U.S. English (International, with a Euro symbol) 25204668 T able 7.
T able 7. P arts list - Keyboard (Chicony) (continued) Language FRU no. U.K. English 25204583 U.S. English 25204582 U.S. English (International, with a Euro symbol) 25204608 Miscellaneous parts T able 8.
T able 11. Parts list - 3-pin power cords (Linetek) (continued) Country or region FRU no. CE • LINETEK LP -34+H03VV-F + LS15 1 m 145000585 China • LINETEK PC323+RVV300/300+LS15 1 m 145000600 Denma.
T able 12. Parts list - 3-pin power cords (L ongwell) (continued) Country or region FRU no. China • Longwell LSG-31+RVV300/300+LS-18 1 m 145000568 Denmark • Longwell LP -40+H03VV-F+LS-18 1 m 14500.
T able 13. Parts list - 3-pin power cords (V olex) (continued) Country or region FRU no. Denmark • VOLEX MP233D+H03VV -F+V AC5S 1 m 145000534 Indian • VOLEX IA6A3+IS694+V A C5S 1 m 145000536 Israe.
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Appendix A. Notices Lenovo may not offer the pr oducts, services, or features discussed in this document in all countries. Consult your local Lenovo repr esentative for information on the pr oducts and services currently available in your area.
Electronic emissions notices F or electr onic emission information on Class B digital devices, r efer to the corr esponding information in the User Guide . T rademarks The following t erms ar e trademarks of L enovo in the United States, other countries or both: Lenovo OneKey Windows is a tr ademark of the Micr osoft gr oup of companies.
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Part Number: Printed in China (1P) P/N: *1P*.
An important point after buying a device Lenovo B575E (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Lenovo B575E yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Lenovo B575E - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Lenovo B575E you will learn all the available features of the product, as well as information on its operation. The information that you get Lenovo B575E will certainly help you make a decision on the purchase.
If you already are a holder of Lenovo B575E, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Lenovo B575E.
However, one of the most important roles played by the user manual is to help in solving problems with Lenovo B575E. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Lenovo B575E along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
