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Har dwar e Maint enance Manual L enovo E49 and ZhaoY ang E49 ...
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 89. Second Edition (May 2012) © Copyright Lenovo 2012. LIMITED AND RES TRICTED RIGHTS NO TICE: If data or softwar e is delivered pursuant a Gener al Services Administr ation “GSA ” contr act, use, r ...
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 . . . . . . . . . . . . . . . . . 3 Grounding ...
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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 E49 3464 ZhaoY ang E49 20161, 20162, 20178 Use this manual to tr oubleshoot problems. The manual is divided int o the following sections: • The common sections pr ovide general information, guidelines, ...
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Chapter 1. Safety information This chapt er presents following safety information that you need to be familiar with befor e you service a Lenovo Notebook. • “General safety” on page 1 • “Electrical safety” on page 2 • “Safety inspection guide” on page 3 • “Handling devices that are sensitive t o electr ostatic dischar ge” on ...
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. Many cust omers have, near their equipment, rubber oor mats that contain sm ...
– 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. As each machine was designed and built, requir ed safety items were installed to prot ect users and service ...
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. • W ear a gr ounded wrist strap against your skin to eliminate static on your bod ...
DANGER DANGER DANGER DANGER DANGER Chapter 1 . Safety information 5 ...
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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 raditional Chinese Chapter 1 . Safety information 19 ...
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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 replacing FRUs” on page 27 – “Str ategy for replacing a hard disk drive” on page 28 – “Important notice for r eplacing a system boar d” on page 28 ...
• 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. Strat egy for replacing a har d disk drive Always try t o run a low-level format befor ...
Chapter 3. Gener al check out 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 . • Before replaci ...
• 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 button • F uses blown by attachment of a nonsupported device • F or gotten comput er password (making the computer unusable) • Sticky keys caused ...
• If the problem persists, go to Chapt er 5 “L enovo E49 and ZhaoY ang E49” on page 37. 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 discharged battery pack or a battery pack that has less than 50% of the t otal ...
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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” on page 34 Recovering the computer settings P erforming backup and recovery oper ations using the OneK ey Recovery Pro pr ogram The OneKey Recover ...
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 monit or ” timer in the operating system e xpires, the L CD backlight turns off. Y o ...
• 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. When the power is turned on, the comput er returns from hibernation mode and r ...
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Chapter 5. L enovo E49 and ZhaoY ang E49 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 features for the L enovo E49 and ZhaoY ang E49 ...
• 12.7 mm Rambo optical drive (on some models) Wireless features • Int egrated wir eless LAN • 10/100/1000 Mbps E thernet communication Security feature • Fingerprint r eader (on some models) Status indicators This topic presents the system status indicators that show the status of the comput er . 1 2 3 T able 1. Status indicators Indicator ...
T able 1. Status indicators (continued) Indicator Meaning Attention: • When the indicator is on, do not put the computer int o sleep mode or turn off the computer . • When the indicator is on, do not move the computer . Sudden physical shock might cause drive err ors. 3 Wireless communication indicator • Blue : The wireless network featur e i ...
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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. CRU statement for customers: Y ou can resolve some problems with your pr oduct with a replacement part you can install yourself, called a “Cust omer Replaceable Unit” or “CRU . ” ...
• T orque driver If you have a t orque scr ewdriver , refer t o the T orque column in the screw information table for each step. • Ensur e that you use the correct screw . It is recommended to use new scr ews for r eplacements. If you have a tor que screwdriver , tighten all screws rmly to the torque specied in the scr ew information tabl ...
Chapter 7. Removing and replacing a FRU This chapt er provides instructions on how to r emove or replace a FRU . CRU statement for customers: Y ou can resolve some problems with your pr oduct with a replacement part you can install yourself, called a “Cust omer Replaceable Unit” or “CRU . ” Some CRUs are designated as self-service CRUs and ...
1010 Battery pack Removal steps of battery pack DANGER Use only the battery specied in the parts list for your computer . Any other battery could ignite or explode. 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 . 2 1 2 When ins ...
Removal steps of optical drive Remove the scr ew 1 . Use a screwdriver to push the optical drive in the direction shown by the arr ow 2 . Then remove the optical drive 3 . 1 2 3 Step Screw (quantity) Color T orque 1 M2 × 3 mm, at-head, nylon-coated (1) Black 1.85 kgfcm Removal steps of optical drive bez el and optical drive br acket Remove the ...
Remove the screws 1 and then remove the optical drive br acket. 1 1 2 Step Screw (quantity) Color T orque 1 M2 × 3 mm, at-head, nylon-coated (2) Black 1.85 kgfcm 1030 Bottom slot cover F or access, remove this FRU: • “1010 Battery pack” on page 44 Removal steps of bottom slot cover Loosen the screws 1 , and then remove the cover 2 . 2 1 1 ...
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 memory module in the direction shown by the arrow 2 . 2 1 1 Note: If only one memory module is used on the computer you are servicing, the card must be installed in SL OT -0 ( a : lower ...
Removal steps of hard disk drive assembly Remove the scr ews 1 , then pull the tab in the dir ection shown by the arr ow 2 . 1 1 2 Step Screw (quantity) Color T orque 1 M2 × 3 mm, at-head, nylon-coated (2) Black 1.85 kgfcm Remove the hard disk drive from the slot 3 . 3 When installing: Make sur e that the hard disk drive connector is attached ? ...
Removal steps of hard disk drive bracket Remove the screws 1 . 1 1 1 1 Step Screw (quantity) Color T orque 1 M3 × 3 mm, at-head, nylon-coated (4) Black 4.0 kgfcm Remove the hard disk drive br acket in the direction shown by the arr ow 2 . 2 1060 PCI Expr ess Mini C ard for wir eless LAN F or access, remove these FRUs in or der: • “1010 Batt ...
Removal steps of PCI Expr ess Mini Car d for wireless LAN In steps 1 , unplug the connectors using the removal t ool ant enna RF connect or (P/N: 08K7159) or pick the connectors with your ngers and gently unplug them in the dir ection of the arrows. Then remove the scr ew 2 . 2 1 1 Step Screw (quantity) Color T orque 2 M2 × 3 mm, at-head, ny ...
1070 Thermal fan assembly F or access, remove these FRUs in or der: • “1010 Battery pack” on page 44 • “1030 Bottom slot cover” on page 46 Removal steps of thermal fan assembly Detach the connector 1 . 1 When installing: Make sur e that the connector is attached rmly . Loosen the screws 2 t o 8 . 5 2 4 3 7 8 6 Note: Different models ...
Lift the thermal fan assembly in the dir ection shown by the arr ow 9 . Note: Be car eful not to damage the connector . 9 52 Hardwar e Maintenance Manual ...
When installing: Befor e you attach the thermal fan assembly to the computer , apply thermal grease, at an amount of 0.2 gr ams, on the part marked a and b as shown in the following illustr ation. Either t oo much or too less application of gr ease can cause a thermal problem due to imperfect contact with a component. F or models with a discrete th ...
Removal steps of microprocessor Rotate the head of the screw in the dir ection shown by the arrow 1 t o release the lock, then remove the micropr ocessor 2 . 2 2 a b 1 When installing: Place the micr oprocessor above the micropr ocessor socket a , and then rotat e the head of the scr ew in the direction shown by the arrow b t o secur e the micropr ...
Removal steps of keyboard Remove the screws 1 . 1 1 When installing: Make sur e that the screws have been fastened to secur e the keyboar d. Step Screw (quantity) Color T orque 1 M2 × 6 mm, at-head, nylon-coated (2) Black 1.85 kgfcm Push har d in the dir ection shown by the arrows 2 to unlatch the rear edge of the keyboard. 2 2 Chapter 7 . Remo ...
Detach the keyboar d lightly in the direction shown by the arrow 3 . Then remove the keyboard in the direction shown by the arrows 4 . 3 4 4 4 Car efully lift the keyboar d until you can see how it’ s connected. Hold the keyboar d above the comput er 5 , and then detach the keyboard connector . 56 Hardwar e Maintenance Manual ...
5 6 7 When installing: Mak e sure that the keyboar d connect or is attached rmly . 1100 K eyboard bez el F or access, remove these FRUs in or der: • “1010 Battery pack” on page 44 • “1020 Optical drive” on page 44 • “1030 Bottom slot cover” on page 46 • “1090 Keyboard” on page 54 Chapter 7 . Removing and replacing a FRU 5 ...
Removal steps of keyboard bez el Remove the screws 1 , 2 , and 3 that secur e the keyboard bezel. 1 1 1 1 1 1 1 1 1 2 2 2 1 3 3 3 Step Screw (quantity) Color T orque 1 M2 × 6 mm, at-head, nylon-coat ed (10) Black 1.85 kgfcm 2 M2 × 3 mm, at-head, nylon-coat ed (3) Black 1.85 kgfcm 3 M2 × 2 mm, at-head, nylon-coat ed (3) Black 1.85 kgfcm ...
Detach the connectors. 12 11 13 8 7 6 5 9 10 When installing: Make sure that all the connect ors ar e attached rmly . In st eps 14 , r elease the keyboard bezel fr om the frame using a plastic pry tool as shown in the following illustration. Then r emove the keyboar d bez el in the direction shown by the arr ow 15 . 14 14 14 14 14 14 14 14 14 15 ...
• “1030 Bottom slot cover” on page 46 • “1090 Keyboard” on page 54 • “1100 Keyboar d bezel” on page 57 Removal steps of power board Remove the scr ew 1 and then remove the power boar d 2 . 2 2 1 Step Screw (quantity) Color T orque 1 M2 × 3 mm, at-head, nylon-coat ed (1) Black 1.85 kgfcm 1120 Backup battery F or access, remove ...
Use only the battery specied in the parts list for your computer . Any other battery could ignite or explode. Insert a screwdriver int o the backup battery hole and push the backup batt ery until the batt ery pops up. 1130 System board assembly Important notices for handling the system board: When handling the syst em board, bear the following i ...
Removal steps of system boar d assembly Remove the screws 1 , and then detach the connectors as shown in the following illustration. 4 5 2 3 1 1 1 Step Screw (quantity) Color T orque 1 M2 × 3 mm, at-head, nylon-coated (3) Black 1.85 kgfcm When installing: Make sure that all the connect ors ar e attached rmly . Remove the system boar d in the ...
• “1030 Bottom slot cover” on page 46 • “1040 Memory modules” on page 46 • “1050 Har d disk drive assembly” on page 47 • “1060 PCI Expr ess Mini Car d for wir eless LAN” on page 49 • “1070 Thermal fan assembly” on page 51 • “1080 Micropr ocessor ” on page 53 • “1090 Keyboard” on page 54 • “1100 Keyboar ...
Remove the scr ews 3 that secur e the L CD hinges. 3 3 3 3 3 3 Step Screw (quantity) Color T orque 3 M2.5 × 6 mm, at-head, nylon-coat ed (6) Silver 4.0 kgfcm When installing: • Rout e the antenna cables along the cable guides. As you route the cables, make sur e that they are not subject to any tension. T ension could cause the cables t o be ...
Remove the L CD unit in the direction shown by the arrows 4 . 4 4 1150 DC-in cable and base cover F or access, remove these FRUs in or der: • “1010 Battery pack” on page 44 • “1020 Optical drive” on page 44 • “1030 Bottom slot cover” on page 46 • “1040 Memory modules” on page 46 • “1050 Har d disk drive assembly” on pa ...
Removal steps of DC-in cable and base cover Remove the screw 1 , and the DC-in br acket 2 . Remove the DC-in cable in the dir ection shown by the arrow 3 . 1 2 3 Step Screw (quantity) Color T orque 1 M2 × 3 mm, at-head, nylon-coated (1) Black 1.85 kgfcm 66 Hardwar e Maintenance Manual ...
Applying labels to the base cover The new base cover FRU is shipped with a kit containing labels of several kinds. The following illustration shows the correct location of each label. 1 3 4 5 2 7 6 8 9 10 11 14 13 12 If the Windows Certicate of Authentication label (CO A) 1 is attached to a part that is replaced, r eturn the old part with the la ...
Removal steps of L CD front bezel Remove the screws 1 . 1 1 Step Screw (quantity) Color T orque 1 M2 × 6 mm, at-head, nylon-coated (2) Black 1.85 kgfcm Remove the L CD fr ont bezel in the direction shown by the arr ows 2 . 2 2 2 2 When installing: Make sure that all the latches are attached rmly . Then secure the be zel with the scr ews. 68 ...
2020 Integr ated camer a F or access, remove these FRUs in or der: • “1010 Battery pack” on page 44 • “1140 L CD unit” on page 62 • “2010 L CD front bez el” on page 67 Removal steps of integrated camer a Remove the int egrat ed camer a fr om the L CD cover as shown in the following illustr ation. Note: The int egrat ed camer a is ...
Removal steps of L CD panel and L CD cable Remove the scr ews 1 . Then r emove the L CD panel in the dir ection shown by the arr ow 2 . 1 1 1 1 1 1 2 Step Screw (quantity) Color T orque 1 M2 × 5 mm, at-head, nylon-coated (6) Black 1.85 kgfcm T urn over the L CD panel in the dir ection shown by the arrow 3 . Then r emove the L CD cable. 4 5 3 Wh ...
Removal steps of hinges Remove the scr ews 1 . Then r emove the hinges 2 . 1 2 1 1 2 1 Step Screw (quantity) Color T orque 1 M2 × 3 mm, at-head, nylon-coated (4) Black 1.85 kgfcm 2040 Antenna assembly and L CD rear cover F or access, remove these FRUs in or der: • “1010 Battery pack” on page 44 • “1140 L CD unit” on page 62 • “2 ...
Removal steps of antenna assembly and L CD r ear cover 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 1 . 1 1 Cable r outing: Route the antenna cables along the cable guides and secure the antenna boar ds with adhesive tapes. As you r oute the cables, mak ...
Chapter 8. L ocations This chapt er introduces the location of the har dware components. F ront view 2 2 1 4 5 3 6 7 8 9 10 11 12 Figure 1. Lenovo E49 and ZhaoY ang E49 front view 1 Integr ated camer a (on some models) 7 T ouch pad 2 Wireless ant ennas 8 Status indicators 1 3 Mut e button (on some models) 9 Built-in micr ophone 4 Speaker (right) 10 ...
Right-side view 1 2 3 4 Figure 2. Lenovo E49 and ZhaoY ang E49 right-side view 1 USB connector (on some models) 3 USB connector 2 Optical drive 4 Combo audio jack Rear view 1 Figure 3. Lenovo E49 and ZhaoY ang E49 rear view 1 P ower jack 74 Hardwar e Maintenance Manual ...
Bottom and left-side view 1 2 3 4 5 6 7 8 9 10 Figure 4. Lenovo E49 and ZhaoY ang E49 bottom and left-side view 1 Battery latch (manual) 6 Monitor connect or 2 Battery pack 7 E thernet connect or 3 Batt ery latch (spring-loaded) 8 HDMI port 4 Security keyhole 9 USB 3.0 connectors 5 F an louvers 10 Bottom slot cover 1 1 The memory modules, har d dis ...
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Chapter 9. P arts list This chapter contains following lists of the service parts. • “Overall” on page 78 • “L CD FRUs” on page 81 • “Keyboar d” on page 83 • “Miscellaneous parts” on page 83 • “ ac power adapters” on page 83 • “P ower cords” on page 84 Notes: • Each FRU is available for all types or models, unl ...
Overall 1 2 3 a 4 5 6 7 9 8 c b d 10 11 12 13 14 15 T able 3. P arts list—Overall No. FRU (Over all) FRU no. CRU ID a-d See Miscellaneous parts 1 L CD unit (see “L CD FRUs” on page 81) 2 Hinge Door L+R 90200863 N 3 P ower Boar d 90000247 N 3 LSS P ower Boar d for E49A&G 90000315 N 4 Upper C ase W/TP 90200869 N 78 Hardwar e Maintenance Man ...
T able 3. Parts list—Overall (continued) No. FRU (Over all) FRU no. CRU ID 4 LSS Upper Case W/TP for E49A&G 90200999 N 5 Battery, 6 cell 2.2 Ah, SA L11S6Y01, 48 Wh 121500047 45N1042 * 5 Battery, 6 cell 2.2 Ah, SN L11N6Y01, 48 Wh 121500048 45N1046 * 5 Battery, 6 cell 2.2 Ah, L G L11L6Y01, 48 Wh 121500049 45N1048 * 5 Battery, 6 cell 2.2 Ah, SM/ ...
T able 3. Parts list—Overall (continued) No. FRU (Over all) FRU no. CRU ID 9 SA T A hard disk drive, 500 G 7200 rpm, HTS725050A7E630 16200195 42T1372 N 9 SA T A hard disk drive, 500 G 7200 rpm, T oshiba MK5061GS Y , 45N7053 16200100 45N7053 N 9 SA T A hard disk drive, 750 G 5400 rpm, ML500M, 9.5 mm 16200119 45N7069 N 9 SA T A hard disk drive, 750 ...
T able 3. Parts list—Overall (continued) No. FRU (Over all) FRU no. CRU ID 11 Micropr ocessor , Intel I3-3110M 2.4G L1 3M 2cPGA 102500303 0A38405 N 11 Micropr ocessor , Intel B820 1.7G Q0 2M 2cPGA 102500350 N 11 Micropr ocessor , Intel B960 2.20G 2M 35W SNB PGA 102500133 0A38285 N 11 Micropr ocessor , Intel B970 2.3G D2 2M 2cPGA 102500230 0A38342 ...
1 2 3 4 5 6 8 7 T able 4. P arts list - L CD No. FRU FRU no. CRU ID 1 L CD Bez el W/Camera Hole 90200865 N 2 Hinge L+R 90200867 N 3 Antenna R 90200872 N 4 LB48 Camer a 0.3M 56.18011.472 90000224 N 4 LSS C amera 1M 90000319 N 5 L CD Cover 90200866 N 6 L CD Cable 90200858 N 7 Antenna L 90200871 N 8 P anel, 14.0", anti-glair , Wedge, A UO, B140XW ...
K eyboard FRU FRU no. CRU ID Chicony, CC Y A4W9 US 84KEY Blueblack KBD 25203598 ** Sunre x, JME A4W9 US 84KEY Blueblack KBD 25203599 ** Miscellaneous parts T able 5. P arts list - S ystem miscellaneous parts FRU FRU no. CRU ID (b) ODD Br acket 90200862 N (c) ODD Bez el 90200861 N (d) HDD Br acket 90200868 N L CD Bez el Scr ew P ad 90200875 N LSS Fi ...
T able 8. Parts list—3-pin (90 W) ac power adapters FRU FRU no. CRU ID Delta ADP-90DD BD , EuP model 36001941 45N0217 * LITEON P A-1900-56L C, EuP model 36001927 45N0221 * Chicony CP A-A090, EuP model 36001942 45N0225 * P ower cor ds A Lenovo power cor d for a specic country or region is usually available only in that country or r egion. T abl ...
T able 9. Parts list - 3-pin power cords (Linetek) (continued) Country or region FRU no. CRU ID T aiwan • LINETEK LS15+VCTF+LP -53 1 m 145000588 * U.K. • LINETEK LP -61L+ H03VV-F+ LS15 1 m 145000593 * UL • LINETEK LP -30B + SPT -2 + LS15 1 m 145000594 * T able 10. P arts list - 3-pin power cords (Longwell) Country or region FRU no. CRU ID Arg ...
T able 10. Parts list - 3-pin power cords (L ongwell) (continued) Country or region FRU no. CRU ID U.K. • Longwell LP -61L+H03VV -F+LS-18 1 m 145000561 * UL • Longwell LP -30B+SPT -2 18A WG+LS-18 1 m 145000562 * T able 11. P arts list - 3-pin power cords (V olex) Country or region FRU no. CRU ID Argentina • VOLEX V A2073+H03VV -F+V AC5S 1 m 1 ...
T able 11. Parts list - 3-pin power cords (V olex) (continued) Country or region FRU no. CRU ID U.K. • VOLEX MP5004+H03VV -F+V AC5S 1 m 145000605 * UL • V olex US15S3+SPT -2 ＋ V AC5S 1 m 145000537 * T able 12. P arts list - 2-pin power cords (Linetek) Country or region FRU no. CRU ID Africa • LINETEK PE364("O")+H03VVH2-F+LS7H 1 m ...
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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. Any refer ence t o a L enovo product, pr ogram, or service is not intended to stat e or imply that only t ...
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 r ademarks The following t erms ar e trademarks of L enovo in the United States, other countries or both: Lenovo OneKey Windows is the tr ademark of the Microsoft group of companies. Intel is ...
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Part Number: Printed in China (1P) P/N: *1P* ...
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