Lenovo IdeaPad U160 User Manual

IdeaPad U160/U165Hardware Maintenance Manual

6IdeaPad U160/U165 Hardware Maintenance ManualHandling devices that are sensitive to electrostatic dischargeAny computer part containing transistors

7Safety informationSafety notices: multilingual translationsThe safety notices in this section are provided in English, French, German, Hebrew

8IdeaPad U160/U165 Hardware Maintenance ManualSafety notice 2 DANGERSome standby batteries contain a small amount of nickel and cadmium. Do not disas

9Safety informationSafety notice 3 DANGERThe battery pack contains small amounts of nickel. Do not disassemble it, throw it into re or water, or shor

10IdeaPad U160/U165 Hardware Maintenance ManualSafety notice 4 DANGERThe lithium battery can cause a fire, an explosion, or a severe burn. Do not rech

11Safety informationSafety notice 5If the LCD breaks and the uid from inside the LCD gets into your eyes or on your hands, immediately wash the affec

12IdeaPad U160/U165 Hardware Maintenance ManualSafety notice 6 DANGERTo avoid shock, do not remove the plastic cover that protects the lower part of t

13Safety informationSafety notice 8 DANGERBefore removing any FRU, turn off the computer, unplug all power cords from electrical outlets, remove the

14IdeaPad U160/U165 Hardware Maintenance ManualLaser compliance statementSome models of Lenovo IdeaPad computer are equipped from the factory with an

15Safety informationA CD-ROM drive, a DVD-ROM drive, or any other storage device installed may contain an embedded Class 3A or Class 3B laser diode. N

Note:Before using this information and the product it supports, be sure to read the general information under “Notices” on page 76.First Edition (Apri

16IdeaPad U160/U165 Hardware Maintenance ManualImportant service informationThis chapter presents the following important service information: • “Str

17Important service informationUse the following strategy to prevent unnecessary expense for replacing and servicing FRUs:If you are instructed to re

18IdeaPad U160/U165 Hardware Maintenance ManualImportant information about replacing RoHS compliant FRUsRoHS, The Restriction of Hazardous Substa

19General checkout General checkout This chapter presents the following information:• “What to do rst” on page 20• “Power system checkout” on page

20IdeaPad U160/U165 Hardware Maintenance ManualWhat to do rstWhen you do return an FRU, you must include the following information in the parts excha

21General checkout Power system checkoutTo verify a symptom, follow the steps below:1. Turn off the computer.2. Remove the battery pack.3. Connect

22IdeaPad U160/U165 Hardware Maintenance ManualPerform operational charging. If the battery status indicator or icon does not light on, remove

23Related service informationRelated service informationThis chapter presents the following information:• “Restoring the factory contents by using On

24IdeaPad U160/U165 Hardware Maintenance ManualWhen you use the recovery discs to boot your computer, the system will enter the user interface for sys

25Related service informationPower managementNote: Power management modes are not supported for APM operating system.To reduce power consumption, t

iiiContentsAbout this manual ... ivSafety information ... 1General safety ...

26IdeaPad U160/U165 Hardware Maintenance ManualHibernation modeIn hibernation mode, the following occurs:The system status, RAM, VRAM, and setup data

27Lenovo IdeaPad U160/U165Lenovo IdeaPad U160/U165This chapter presents the following product-specific service references and product-specic p

28IdeaPad U160/U165 Hardware Maintenance ManualTable 1. Specications (continued)Feature DescriptionI/O port • External monitor connector• Stereo h

29Lenovo IdeaPad U160/U165Status indicatorsThe system status indicators below show the computer status:1 235 647Table 2. Status indicatorsIndicator Me

30IdeaPad U160/U165 Hardware Maintenance ManualTable 2. Status indicators (continued)Indicator Meaning4Battery status Blinking amber: (500ms off/1s on

31Lenovo IdeaPad U160/U165Fn key combinationsThe following table shows the function of each combination of Fn with a function key.Table 4.

32IdeaPad U160/U165 Hardware Maintenance ManualFRU replacement noticesThis section presents notices related to removing and replacing parts. Read

33Lenovo IdeaPad U160/U165Removing and replacing an FRUThis section presents exploded gures with the instructions to indicate how to remove and repla

34IdeaPad U160/U165 Hardware Maintenance Manual1010 Battery pack DANGEROnly use the battery specied in the parts list for your computer. Any other ba

35Lenovo IdeaPad U160/U1651020 Dummy cardFor access, remove this FRU:• “1010 Battery pack” on page 34Figure 2. Removal steps of dummy cardOpen the me

ivAbout this manualThis manual contains service and reference information for the following Lenovo IdeaPad product:Lenovo IdeaPad U160/U165Us

36IdeaPad U160/U165 Hardware Maintenance Manual1030 SIM cardFor access, remove this FRU: • “1010 Battery pack” on page 34Figure 3. Removal steps of S

37Lenovo IdeaPad U160/U1651040 KeyboardFor access, remove this FRU:• “1010 Battery pack” on page 34Figure 4. Removal steps of keyboardRemove three sc

38IdeaPad U160/U165 Hardware Maintenance ManualFigure 4. Removal steps of keyboard (continued)Lift the keyboard a little, detach the connector in the

39Lenovo IdeaPad U160/U1651050 Base coverFor access, remove these FRUs in order:• “1010 Battery pack” on page 34• “1040 Keyboard” on page 37Figure 5

40IdeaPad U160/U165 Hardware Maintenance ManualFigure 5. Removal steps of base cover (continued)Remove eight screws 3 on the bottom. Remove the base c

41Lenovo IdeaPad U160/U165Note: Applying labels to the base coverThe new base cover FRU is shipped with a kit containing labels of several kinds. Wh

42IdeaPad U160/U165 Hardware Maintenance Manual1060 PCI Express Mini Card for wireless LAN/WANFor access, remove these FRUs in order:• “1010 Battery

43Lenovo IdeaPad U160/U165Figure 6. Removal steps of PCI Express Mini Card for wireless LAN/WAN (continued) Remove two cards in the direction shown

44IdeaPad U160/U165 Hardware Maintenance Manual1070 LCD unitFor access, remove these FRUs in order: • “1010 Battery pack” on page 34• “1020 Dummy ca

45Lenovo IdeaPad U160/U165Figure 7. Removal steps of LCD unit (continued)Swing the LCD hinges in the direction shown by arrows 4.44Remove the LCD unit

1Safety informationSafety informationThis chapter presents the following safety information that you need to get familiar with before you servic

46IdeaPad U160/U165 Hardware Maintenance Manual1080 Hard disk drive (HDD)For access, remove these FRUs in order:• “1010 Battery pack” on page 34• “1

47Lenovo IdeaPad U160/U1651090 DIMMFor access, remove these FRUs in order: • “1010 Battery pack” on page 34• “1020 Dummy card” on page 35• “1040 Ke

48IdeaPad U160/U165 Hardware Maintenance Manual1100 Fan assembly and heat sink assemblyFor access, remove this FRU:• “1010 Battery pack” on page 34•

49Lenovo IdeaPad U160/U165Figure 10. Removal steps of fan assembly and heat sink assembly (continued)Lift the fan assembly and heat sink assembly in t

50IdeaPad U160/U165 Hardware Maintenance Manual1110 System boardImportant notices for handling the system board:When handling the system board, bear t

51Lenovo IdeaPad U160/U165Figure 11. Removal steps of system boardDetach two FPC connectors and one connector in the direction shown by arrows

52IdeaPad U160/U165 Hardware Maintenance ManualFigure 11. Removal steps of system board (continued)Remove the system board in the direction shown by a

53Lenovo IdeaPad U160/U1651120 SpeakersFor access, remove these FRUs in order:• “1010 Battery pack” on page 34• “1020 Dummy card” on page 35• “1040

54IdeaPad U160/U165 Hardware Maintenance Manual1130 Bluetooth cardFor access, remove these FRUs in order:• “1010 Battery pack” on page 34• “1020 Dum

55Lenovo IdeaPad U160/U1651140 LCD front bezelFor access, remove these FRUs in order: • “1010 Battery pack” on page 34• “1020 Dummy card” on page 35

2IdeaPad U160/U165 Hardware Maintenance ManualGeneral safetyFollow these rules below to ensure general safety:Observe a good housekeeping in the a

56IdeaPad U160/U165 Hardware Maintenance Manual1150 LCD panel, LCD cable and hingesFor access, remove these FRUs in order: • “1010 Battery pack” on p

57Lenovo IdeaPad U160/U165Figure 15. Removal steps of LCD panel, LCD cable and hinges (continued)Remove four screws 3, detach the integrated camer

58IdeaPad U160/U165 Hardware Maintenance Manual1160 Integrated cameraFor access, remove these FRUs in order:• “1010 Battery pack” on page 34• “1020

59Lenovo IdeaPad U160/U1651170 Antenna assembly and LCD cover For access, remove these FRUs in order: • “1010 Battery pack” on page 34• “1020 Dummy

60IdeaPad U160/U165 Hardware Maintenance ManualLocationsFront view1 Integrated camera2 Built-in microphone3 Wireless module antennas4 System statu

61Lenovo IdeaPad U160/U165Right-side view1 Headphone jack2 Microphone jack3 Integrated wireless device switch4 HDMI port5 USB port6 Kensington s

62IdeaPad U160/U165 Hardware Maintenance ManualParts listThis section presents the following service parts:• “Overall” on page 63• “LCD FRUs” on pag

63Lenovo IdeaPad U160/U165Overall1211a981314453710126c

64IdeaPad U160/U165 Hardware Maintenance ManualTable 5. Parts list—OverallNo. FRU FRU no.1 LCD unit (see “LCD FRUs” on page 67.)2 Keyboard (see “Keybo

65Lenovo IdeaPad U160/U165Table 5. Parts list—Overall (continued)No. FRU FRU no.9 WWAN card, TD-SCDMA, TC LC5730C TD+CMMB MiniPCIE WWAN card110115989W

3Safety informationElectrical safetyObserve the following rules when working on electrical equipments.Important:Use only approved tools and test equip

66IdeaPad U160/U165 Hardware Maintenance ManualTable 5. Parts list—Overall (continued)No. FRU FRU no.11 HDD, 320G 5400rpm SATA, WD WD3200BEVT-24A23T0

67Lenovo IdeaPad U160/U165LCD FRUsIn Lenovo IdeaPad U160/U165, there are following types of LCDs.“• 11.6-in. WXGA TFT”365427b

68IdeaPad U160/U165 Hardware Maintenance Manual11.6-in. WXGA TFTTable 6. Parts list—11.6-in. WXGA TFTNo. FRU FRU no.1 LU16 LCD BEZEL INTEL W/CAMERA HO

69Lenovo IdeaPad U160/U165KeyboardTable 7. Parts list—KeyboardLanguage P/NFrame 260 keyboardChiconyBlackBulgarian 25010563International English 250105

70IdeaPad U160/U165 Hardware Maintenance ManualTable 7. Parts list—Keyboard (continued)Language P/NFrame 260 keyboard (continued)Chicony (continued)Wh

71Lenovo IdeaPad U160/U165Table 7. Parts list—Keyboard (continued)Language P/NFrame 260 keyboard (continued)ALPS (continued)Black (continued)U.K. Engl

72IdeaPad U160/U165 Hardware Maintenance ManualMiscellaneous partsTable 8. Parts list—Miscellaneous parts FRU P/NSystem miscellaneous parts:• (a) LU

73Lenovo IdeaPad U160/U165AC adaptersTable 9. Parts list—3-pin AC adaptersFRU P/N65W, Delta ADP-65KH B adapter 3600164665W, Liteon PA-1650-56LC adapte

74IdeaPad U160/U165 Hardware Maintenance ManualPower cordsA Lenovo IdeaPad power cord for a specific country or region is usually available

75Lenovo IdeaPad U160/U165Table 10. Parts list—3-pin power cords (continued)Region P/NBrazil• Longwell LP-46+H03VV-F+LS-18 1m145000564Israel• Longwe

4IdeaPad U160/U165 Hardware Maintenance ManualAlways look carefully for possible hazards in your work area. Examples of • these hazards are moist

76IdeaPad U160/U165 Hardware Maintenance ManualNoticesLenovo may not offer the products, services, or features discussed in this document

77NoticesAny performance data contained herein was determined in a controlled environment. Therefore, the result obtained in other opera

5Safety informationSafety inspection guideThe purpose of this inspection guide is to assist you in identifying potential unsafe conditions. As