Instruction/ maintenance manual of the product U300S Lenovo
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Leno v o IdeaP ad U300/ U300s/U400 Hardw are Maintenance Manual.
Note: Before using this information and the product it supports, be sure to read the general information under “Notices” on page 127. First Edition (Oct.
iii Contents About this manual ....................................... iv Safety information ........................................ 1 General safety ................................................ 2 Electrical safety ...............................
iv About this manual This manual contains service and reference information for the following Lenovo IdeaPad product: Lenovo IdeaPad U300/U300s/U400 Use this manual to troubleshoot problems.
1 Safety information Safety information This chapter presents the following safety information that you need to get familiar with before you service an Lenovo IdeaPad U300/U300s/U400 computer: • “.
2 Lenovo IdeaPad U300/U300s/U400 Hardware Maintenance Manual General safety Follow these rules below to ensure general safety: Observe a good housekeeping in the area where the machines are put • during and after the maintenance. When lifting any heavy object: • 1.
3 Safety information Electrical safety Observe the following rules when working on electrical equipments. Important: Use only approved tools and test equipments. Some hand tools have handles covered with a soft material that does not insulate you when working with live electrical currents.
4 Lenovo IdeaPad U300/U300s/U400 Hardware Maintenance Manual Always look carefully for possible hazards in your work area. Examples of • these hazards are moist oors, nongrounded power extension cables, power surges, and missing safety grounds. Do not touch live electrical circuits with the reflective surface of a plastic • dental mirror .
5 Safety information Safety inspection guide The purpose of this inspection guide is to assist you in identifying potential unsafe conditions. As each machine was designed and built, required safety items were installed to protect users and service personnel from injury .
6 Lenovo IdeaPad U300/U300s/U400 Hardware Maintenance Manual Handling devices that are sensitive to electrostatic discharge Any computer part containing transistors or integrated circuits (ICs) should be considered sensitive to electrostatic discharge (ESD).
7 Safety information Safety notices: multilingual translations The safety notices in this section are provided in English, French, German, Hebrew , Italian, Japanese, and Spanish.
8 Lenovo IdeaPad U300/U300s/U400 Hardware Maintenance Manual Safety notice 2 DANGER Some standby batteries contain a small amount of nickel and cadmium. Do not disassemble a standby battery , recharge it, throw it into fire or water , or short- circuit it.
9 Safety information Safety notice 3 DANGER The battery pack contains small amounts of nickel. Do not disassemble it, throw it into re or water, or short-circuit it. Dispose of the battery pack as required by local ordinances or regulations. Use only the battery in the appropriate parts listing when replacing the battery pack.
10 Lenovo IdeaPad U300/U300s/U400 Hardware Maintenance Manual Safety notice 4 DANGER The lithium battery can cause a fire, an explosion, or a severe burn. Do not recharge it, remove its polarized connector , disassemble it, heat it above 100°C (212°F), incinerate it, or expose its cell contents to water.
11 Safety information Safety notice 5 If the LCD breaks and the uid fro m inside the LCD gets into your eyes or on your hands, immediately wash the affected areas with water at least for 15 minutes. Seek medical care if any symptoms caused by the uid are present after washing.
12 Lenovo IdeaPad U300/U300s/U400 Hardware Maintenance Manual Safety notice 6 DANGER T o avoid shock, do not remove the plastic cover that protects the lower part of the inverter card. An d’éviter tout risque de choc électrique, ne retirez pas le cache en plastique protégeant la partie inférieure de la carte d’alimentation.
13 Safety information Safety notice 8 DANGER Before removing any FRU, turn off the computer , unplug all power cords from electrical outlet s, remove the battery pack, an d then disconnect any interconn ecting cables.
14 Lenovo IdeaPad U300/U300s/U400 Hardware Maintenance Manual Laser compliance statement Some models of Lenovo IdeaPad computer are equipped from the factory with an optical storage device such as a CD-ROM drive or a DVD-ROM drive. Such devices are also sold separately as options.
15 Safety information A CD-ROM drive, a DVD-ROM drive, or any other storage device installed may contain an embedded Class 3A or Class 3B laser diode. Note the following: DANGER Emits visible and invisible laser radiation when open. Do not stare into the beam, do not view directly with optical instruments, and avoid direct exposure to the beam.
16 Lenovo IdeaPad U300/U300s/U400 Hardware Maintenance Manual Important service information This chapter presents the following important service information: • “Strategy for replacing FRUs” on .
17 Important service information Use the following strategy to prevent unnecessary expense for replacing and servicing FRUs: If you are instructed to replace an FRU, but the replacement does not solve • the problem, reinstall the original FRU before you continue.
18 Lenovo IdeaPad U300/U300s/U400 Hardware Maintenance Manual Important information about replacing RoHS compliant FRUs RoHS, The Restriction of Hazardous Substances in Electrical and Elec tro nic E quip men t Direc tiv e (2002 /95/ EC) i s a Eu rope an Unio n legal requirement affecting the global electronics industry .
19 General checkout General checkout This chapter presents the following information: • “What to do rst” on page 20 • “Power system checkout” on page 21 Before you go to the checkout, make sure to read the following important notes: Important notes: • Onlycertiedtrainedpersonnelcanservicethecomputer .
20 Lenovo IdeaPad U300/U300s/U400 Hardware Maintenance Manual What to do rst When you do return an FRU, you must include the following information in the parts exchange form or parts return form that you attach to it: 1. Name and phone number of servicer 2.
21 General checkout Power system checkout T o verify a symptom, follow the steps below: 1. T urn off the computer . 2. Connect the AC adapter . 3. Make sure that power is supplied when you turn on the computer . 4. T urn off the computer . 5. Disconnect the AC adapter .
22 Lenovo IdeaPad U300/U300s/U400 Hardware Maintenance Manual Perform operational charging. If the battery status indicator or icon does not light on, remove the battery pack and let it return to room temperature. Reinstall the battery pack. If the charge indicator or icon is still off, replace the battery pack.
23 Related service information Related service information This chapter presents the following information: • “Restoring the factory contents by using OneKey Recovery” on page 23 • “Password.
24 Lenovo IdeaPad U300/U300s/U400 Hardware Maintenance Manual When you use the recovery discs to boot your computer , the system will enter the user interface for system recovery automatically . Please follow the prompt to insert the backup discs to complete the whole recovery process.
25 Related service information Power management Note: Power management modes are not supported for APM operating system. T o reduce power consumption, the computer has three power management modes: screen blank, sleep (standby), and hibernation.
26 Lenovo IdeaPad U300/U300s/U400 Hardware Maintenance Manual Hibernation mode In hibernation mode, the following occurs: The system status, RAM, VRAM, and setup data are stored on the hard disk.
27 Lenovo IdeaPad U300/U300s/U400 Lenovo IdeaPad U300/U300s/U400 This chapter presents the following product-specific service references and product-specic parts information: • “Specications.
28 Lenovo IdeaPad U300/U300s/U400 Hardware Maintenance Manual T able 1. Specications (continued) Feature Description I/O port • Headphone mic combo jack • RJ45 x 1 (U300/U400) • HDMI port • USB 2.0 port × 2, USB 3.0 port × 1 (U300/U400) • USB 2.
29 Lenovo IdeaPad U300/U300s/U400 Status indicators The system status indicators below show the computer status: U400 2 1 3 T able 2. Status indicators Indicator Meaning 1 Power on White: System is enabled. Blinking white: System is in sleep mode. Off: System is in hibernate mode or shut down.
30 Lenovo IdeaPad U300/U300s/U400 Hardware Maintenance Manual T able 2. Status indicators (continued) Indicator Meaning 2 Battery status Blinking amber: (500ms off/1s on) The remaining power of the battery is less than 5% of its capacity . Blinking amber: (100ms off/3.
31 Lenovo IdeaPad U300/U300s/U400 Function key combinations The following table shows the function of each combination of function key . T able 3. Fn key combinations Key combination Description Fn + PrtSc: pop-up CD/DVD disk (U400 only). Fn + Home: Activate the pause function.
32 Lenovo IdeaPad U300/U300s/U400 Hardware Maintenance Manual FRU replacement notices This s ect ion pr ese nts no tic es rela ted to r emo vin g a nd repl aci ng part s. Read this section carefully before replacing any FRU. Screw notices Loose screws can cause a reliability problem.
33 Lenovo IdeaPad U300/U300s/U400 Removing and replacing an FRU This section presents exploded gures with the instructions to indicate how to remove and replace the FRU. Make sure to observe the fo llowing general rules: 1. Do not attempt to service any computer unless you have been trained and certied.
34 Lenovo IdeaPad U300/U300s/U400 Hardware Maintenance Manual U300 1010 Base cover (U300) Note: T urn off the computer rst. Otherwise, it may cause permanent damage to the computer . Figure 1. Removal steps of base cover Open the rubbers and remove two screws 1 , then remove the base cover in the direction shown by arrow 2 3 .
35 Lenovo IdeaPad U300/U300s/U400 Note: Applying labels to the base cover The new base cover FRU is shipped with a kit containing labels of several kinds. When you replace the base cover , you need to apply the following label: The following labels need to be peeled off from the old base cover , and need to be put on the new base cover .
36 Lenovo IdeaPad U300/U300s/U400 Hardware Maintenance Manual 1020 Battery pack (U300) For access, remove this FRU: • “1010 Base cover (U300)” on page 34 DANGER Only use the battery specied in the parts list for your computer. Any other battery could ignite or explode.
37 Lenovo IdeaPad U300/U300s/U400 1030 Hard disk drive (U300) For access, remove these FRUs in order: • “1010 Base cover (U300)” on page 34 • “1020 Battery pack (U300)” on page 36 Attention: • Do not drop the hard disk drive or apply any physical shock to it.
38 Lenovo IdeaPad U300/U300s/U400 Hardware Maintenance Manual 1040 DIMM (U300) For access, remove these FRUs in order: • “1010 Base cover (U300)” on page 34 • “1020 Battery pack (U300)” on page 36 Figure 4.
39 Lenovo IdeaPad U300/U300s/U400 1050 PCI Express Mini Card for wireless LAN (U300) For access, remove these FRUs in order: • “1010 Base cover (U300)” on page 34 • “1020 Battery pack (U300)” on page 36 • “1030 Hard disk drive (U300)” on page 37 Figure 5.
40 Lenovo IdeaPad U300/U300s/U400 Hardware Maintenance Manual Figure 5. Removal steps of PCI Express Mini Card for wireless LAN (continued) Remove the card in the direction shown by arrow 3 .
41 Lenovo IdeaPad U300/U300s/U400 1060 Fan assembly and Heat Sink assembly (U300) For access, remove these FRUs in order: • “1010 Base cover (U300)” on page 34 • “1020 Battery pack (U300)” on page 36 • “1030 Hard disk drive (U300)” on page 37 • “1050 PCI Express Mini Card for wireless LAN (U300)” on page 39 Figure 6.
42 Lenovo IdeaPad U300/U300s/U400 Hardware Maintenance Manual Figure 6. Removal steps of fan assembly and heat sink assembly (continued) Lift the fan assembly and heat sink assembly in the direction shown by arrow 4 . Be careful not to damage the connector .
43 Lenovo IdeaPad U300/U300s/U400 1070 System board (U300) Important notices for handling the system board: When handling the system board, bear the following in mind. • Be careful not to drop the system board on a bench top that has a hard surface, such as metal, wood, or composite.
44 Lenovo IdeaPad U300/U300s/U400 Hardware Maintenance Manual Figure 7. Removal steps of system board Detach eight connectors on system board in the direction shown by arrows 1 2 3 . Remove six screws 4 and one screw 5 . 2 3 2 1 2 1 2 3 4 4 4 4 4 5 When installing: Make sure that all the connectors are attached rmly .
45 Lenovo IdeaPad U300/U300s/U400 Figure 7. Removal steps of system board (continued) Lift the system board in the direction shown by arrow 6 . Detach the keyboard connector under system board in the direction shown by arrows 7 8 .Then remove the system board.
46 Lenovo IdeaPad U300/U300s/U400 Hardware Maintenance Manual 1080 Speakers and microphone (U300) For access, remove these FRUs in order: • “1010 Base cover (U300)” on page 34 • “1020 Batter.
47 Lenovo IdeaPad U300/U300s/U400 Figure 8. Removal steps of the speakers and microphone (continued) Remove the microphone in the direction shown by arrow 3 .
48 Lenovo IdeaPad U300/U300s/U400 Hardware Maintenance Manual 1090 LCD unit (U300) For access, remove these FRUs in order: • “1010 Base cover (U300)” on page 34 • “1020 Battery pack (U300).
49 Lenovo IdeaPad U300/U300s/U400 Figure 9. Removal steps of LCD unit (continued) 2 2 2 2 Step Screw (quantity) Color T orque 2 M2.5 × 6 mm, at-head, nylok-coated (4) Black 3.0 ± 0.2 kgfcm When installing: Route the antenna cables along the cable guides.
50 Lenovo IdeaPad U300/U300s/U400 Hardware Maintenance Manual 1 100 Keyboard and keyboard bezel (U300) For access, remove these FRUs in order: • “1010 Base cover (U300)” on page 34 • “1020 B.
51 Lenovo IdeaPad U300/U300s/U400 Figure 10. Removal steps of keyboard and keyboard bezel (continued) Remove two screws 2 , release the power button in the direction shown by arrows 3 . 2 2 3 Step Screw (quantity) Color T orque 2 M2 × 3 mm, at-head, nylok-coated (2) Black 1.
52 Lenovo IdeaPad U300/U300s/U400 Hardware Maintenance Manual Figure 10. Removal steps of keyboard and keyboard bezel (continued) Remove the system status indicators board in the direction shown by arrow 4 . 4 Remove two screws 5 and one screw 6 , then remove the USB board in the direction shown by arrow 7 .
53 Lenovo IdeaPad U300/U300s/U400 Figure 10. Removal steps of keyboard and keyboard bezel (continued) Remove four screws 8 , then remove two brackets in the direction shown by arrows 9 . 8 8 8 8 9 9 Step Screw (quantity) Color T orque 8 M2 × 3 mm, at-head, nylok-coated (4) Black 1.
54 Lenovo IdeaPad U300/U300s/U400 Hardware Maintenance Manual U300s 1010 Base cover (U300s) Note: Turn off the computer rst. Otherwise, it may cause permanent damage to the computer . Figure 1. Removal steps of base cover Open the rubbers and remove two screws 1 , then remove the base cover in the direction shown by arrow 2 .
55 Lenovo IdeaPad U300/U300s/U400 Note: Applying labels to the base cover The new base cover FRU is shipped with a kit containing labels of several kinds. When you replace the base cover , you need to apply the following label: The following labels need to be peeled off from the old base cover , and need to be put on the new base cover .
56 Lenovo IdeaPad U300/U300s/U400 Hardware Maintenance Manual 1020 Battery pack (U300s) For access, remove this FRU: • “1010 Base cover (U300s)” on page 54 DANGER Only use the battery specied in the parts list for your computer. Any other battery could ignite or explode.
57 Lenovo IdeaPad U300/U300s/U400 1030 Speakers (U300s) For access, remove these FRUs in order: • “1010 Base cover (U300s)” on page 54 • “1020 Battery pack (U300s)” on page 56 Figure 3. Removal steps of speakers Detach two speakers connectors in the direction shown by arrow 1 .
58 Lenovo IdeaPad U300/U300s/U400 Hardware Maintenance Manual 1040 Solid State Disk (U300s) For access, remove these FRUs in order: • “1010 Base cover (U300s)” on page 54 • “1020 Battery pac.
59 Lenovo IdeaPad U300/U300s/U400 1050 USB Board (U300s) For access, remove these FRUs in order: • “1010 Base cover (U300s)” on page 54 • “1020 Battery pack (U300s)” on page 56 • “1030 Speakers (U300s)” on page 57 Figure 5.
60 Lenovo IdeaPad U300/U300s/U400 Hardware Maintenance Manual 1060 Keyboard and keyboard bezel (U300s) For access, remove these FRUs in order: • “1010 Base cover (U300s)” on page 54 • “1020 .
61 Lenovo IdeaPad U300/U300s/U400 Figure 6. Removal steps of keyboard and keyboard bezel (continued) Detach the microphone connector and touch pad connector in the direction shown by arrows 2 3 4 , then remove six screws 5 . 5 5 5 5 5 5 2 3 4 Step Screw (quantity) Color T orque 5 M2 × 5 mm, at-head, nylok-coated (6) Black 1.
62 Lenovo IdeaPad U300/U300s/U400 Hardware Maintenance Manual Figure 6. Removal steps of keyboard and keyboard bezel (continued) Remove the keyboard and keyboard bezel 8 . 8 Remove two screws 9 and then remove the power button board in the direction shown by arrow J .
63 Lenovo IdeaPad U300/U300s/U400 Figure 6. Removal steps of keyboard and keyboard bezel (continued) Remove the Minnie microphone board and LED board in the direction shown by arrows K .
64 Lenovo IdeaPad U300/U300s/U400 Hardware Maintenance Manual 1070 PCI Express Mini Card for wireless LAN (U300s) For access, remove these FRUs in order: • “1010 Base cover (U300s)” on page 54 .
65 Lenovo IdeaPad U300/U300s/U400 Figure 7. Removal steps of PCI Express Mini Card for wireless LAN (continued) Remove the card in the direction shown by arrow 3 .
66 Lenovo IdeaPad U300/U300s/U400 Hardware Maintenance Manual 1080 LCD unit (U300s) For access, remove these FRUs in order: • “1010 Base cover (U300s)” on page 54 • “1020 Battery pack (U300s.
67 Lenovo IdeaPad U300/U300s/U400 Figure 8. Removal steps of LCD unit (continued) Remove the LCD unit in the direction shown by arrow 4 . U300s 4.
68 Lenovo IdeaPad U300/U300s/U400 Hardware Maintenance Manual 1090 DIMM (U300s) For access, remove these FRUs in order: • “1010 Base cover (U300s)” on page 54 • “1020 Battery pack (U300s)”.
69 Lenovo IdeaPad U300/U300s/U400 1 100 Fan assembly and Heat Sink assembly (U300s) For access, remove these FRUs in order: • “1010 Base cover (U300s)” on page 54 • “1020 Battery pack (U300s.
70 Lenovo IdeaPad U300/U300s/U400 Hardware Maintenance Manual Figure 10. Removal steps of fan assembly and heat sink assembly (continued) 4 4 When installing: Make sure that the fan connector is attached firmly to the system board. Step Screw (quantity) Color T orque 2 M2 × 4 mm, at-head, nylok-coated (4) White 1.
71 Lenovo IdeaPad U300/U300s/U400 Figure 10. Removal steps of fan assembly and heat sink assembly (continued) a When installing: Before you attach the fan assembly to the computer, apply thermal grease, • at an amount of 0.2 grams, to the a part shown in the gure above.
72 Lenovo IdeaPad U300/U300s/U400 Hardware Maintenance Manual 1 1 10 System board (U300s) Important notices for handling the system board: When handling the system board, bear the following in mind. • Be careful not to drop the system board on a bench top that has a hard surface, such as metal, wood, or composite.
73 Lenovo IdeaPad U300/U300s/U400 Figure 1 1. Removal steps of system board Remove four screws 1 , then remove the fan bracket from the system board in the direction shown by arrows 2 . 1 1 1 2 2 When installing: Make sure that the power connector is attached rmly .
74 Lenovo IdeaPad U300/U300s/U400 Hardware Maintenance Manual U400 1010 Base cover (U400) Note: Turn off the computer rst. Otherwise, it may cause permanent damage to the computer . Figure 1. Removal steps of base cover Open the rubbers and remove two screws 1 , then remove the base cover in the direction shown by arrow 2 .
75 Lenovo IdeaPad U300/U300s/U400 Note: Applying labels to the base cover The new base cover FRU is shipped with a kit containing labels of several kinds. When you replace the base cover , you need to apply the following label: The following labels need to be peeled off from the old base cover , and need to be put on the new base cover .
76 Lenovo IdeaPad U300/U300s/U400 Hardware Maintenance Manual 1020 Battery pack (U400) For access, remove this FRU: • “1010 Base cover (U400)” on page 74 DANGER Only use the battery specied in the parts list for your computer. Any other battery could ignite or explode.
77 Lenovo IdeaPad U300/U300s/U400 1030 Hard disk drive (U400) For access, remove these FRUs in order: • “1010 Base cover (U400)” on page 74 • “1020 Battery pack (U400)” on page 76 Attention: • Do not drop the hard disk drive or apply any physical shock to it.
78 Lenovo IdeaPad U300/U300s/U400 Hardware Maintenance Manual 1040 PCI Express Mini Card for wireless LAN (U400) For access, remove these FRUs in order: • “1010 Base cover (U400)” on page 74 • “1020 Battery pack (U400)” on page 76 Figure 4.
79 Lenovo IdeaPad U300/U300s/U400 Figure 4. Removal steps of PCI Express Mini Card for wireless LAN (continued) Remove the card in the direction shown by arrow 3 .
80 Lenovo IdeaPad U300/U300s/U400 Hardware Maintenance Manual 1050 System board (U400) Important notices for handling the system board: When handling the system board, bear the following in mind. • Be careful not to drop the system board on a bench top that has a hard surface, such as metal, wood, or composite.
81 Lenovo IdeaPad U300/U300s/U400 Figure 5. Removal steps of system board Remove four screws 1 and three screws 2 . Detach seven connectors in the direction shown by arrows 3 4 5 6 . 1 1 1 2 1 2 2 6 4 5 6 3 4 4 3 When installing: Make sure that the connectors are attached rmly .
82 Lenovo IdeaPad U300/U300s/U400 Hardware Maintenance Manual 1060 USB board and HDD board (U400) For access, remove these FRUs in order: • “1010 Base cover (U400)” on page 74 • “1020 Batter.
83 Lenovo IdeaPad U300/U300s/U400 Figure 6. Removal steps of USB board and HDD board (continued) Remove one screw 5 , lift the USB board a little, and then remove two screws 6 on the back of that board. Unplug the connector in the direction by arrow 7 , remove USB board 8 .
84 Lenovo IdeaPad U300/U300s/U400 Hardware Maintenance Manual 1070 Speakers and microphone (U400) For access, remove these FRUs in order: • “1010 Base cover (U400)” on page 74 • “1020 Batter.
85 Lenovo IdeaPad U300/U300s/U400 Figure 7. Removal steps of speakers and microphone (continued) Remove the microphone in the direction by arrow 3 . 3 When installing: Make sure that the speakers connector and microphone connector are attached rmly .
86 Lenovo IdeaPad U300/U300s/U400 Hardware Maintenance Manual 1080 Optical drive (U400) For access, remove these FRUs in order: • “1010 Base cover (U400)” on page 74 • “1020 Battery pack (U4.
87 Lenovo IdeaPad U300/U300s/U400 1090 LCD unit (U400) For access, remove these FRUs in order: • “1010 Base cover (U400)” on page 74 • “1020 Battery pack (U400)” on page 76 • “1030 Har.
88 Lenovo IdeaPad U300/U300s/U400 Hardware Maintenance Manual Figure 9. Removal steps of LCD unit (continued) Remove the LCD unit in the direction shown by arrows 2 .
89 Lenovo IdeaPad U300/U300s/U400 1 100 Keyboard and keyboard bezel (U400) For access, remove these FRUs in order: • “1010 Base cover (U400)” on page 74 • “1020 Battery pack (U400)” on pag.
90 Lenovo IdeaPad U300/U300s/U400 Hardware Maintenance Manual 1 1 10 Fan assembly and Heat Sink assembly (U400) For access, remove these FRUs in order: • “1010 Base cover (U400)” on page 74 • .
91 Lenovo IdeaPad U300/U300s/U400 Figure 1 1. Removal steps of fan assembly and heat sink assembly (continued) Lift the fan assembly and heat sink assembly in the direction shown by arrow 3 . Be careful not to damage the connector . 3 Attention: Do not handle the heat sink assembly roughly .
92 Lenovo IdeaPad U300/U300s/U400 Hardware Maintenance Manual 1 120 DIMM (U400) For access, remove these FRUs in order: • “1010 Base cover (U400)” on page 74 • “1020 Battery pack (U400)” o.
93 Lenovo IdeaPad U300/U300s/U400 1 130 LCD front bezel (U400) For access, remove these FRUs in order: • “1010 Base cover (U400)” on page 74 • “1020 Battery pack (U400)” on page 76 • “.
94 Lenovo IdeaPad U300/U300s/U400 Hardware Maintenance Manual 1 140 LCD panel, hinges and LCD cable (U400) For access, remove these FRUs in order: • “1010 Base cover (U400)” on page 74 • “10.
95 Lenovo IdeaPad U300/U300s/U400 Figure 14. Removal steps of LCD panel, hinges and LCD cable (continued) Remove four screws 3 , detach the integrated camera connector in the direction shown by arow 4 . Remove the LCD panel in the direction shown by arrow 5 .
96 Lenovo IdeaPad U300/U300s/U400 Hardware Maintenance Manual 1 150 Integrated camera (U400) For access, remove these FRUs in order: • “1010 Base cover (U400)” on page 74 • “1020 Battery pac.
97 Lenovo IdeaPad U300/U300s/U400 1 160 Antenna assembly and LCD cover (U400) For access, remove these FRUs in order: • “1010 Base cover (U400)” on page 74 • “1020 Battery pack (U400)” on .
98 Lenovo IdeaPad U300/U300s/U400 Hardware Maintenance Manual Locations Note: The illustrations used in this section are of the Lenovo ideapad U400, unless otherwise stated.
99 Lenovo IdeaPad U300/U300s/U400 Right-side view 1 USB port 2 HDMI port 3 RJ-45 port 4 Headphone mic combo jack 5 AC power adapter jack 6 Optical drive 7 Built-in microphone U300 2 1 1 7 5 3 U300s 1 .
100 Lenovo IdeaPad U300/U300s/U400 Hardware Maintenance Manual Bottom and Left-side view 1 OneKey Rescue system button 2 USB port 3 Headphone mic combo jack 4 Fan louvers 5 RJ-45 port 6 Base cover 7 B.
101 Lenovo IdeaPad U300/U300s/U400 Parts list This section presents the following service parts: • “Overall” on page 102 • “LCD FRUs” on page 1 1 1 • “Keyboard” on page 1 13 • “M.
102 Lenovo IdeaPad U300/U300s/U400 Hardware Maintenance Manual Overall U300 U300 2 b 3 d 6 5 f 8 11 13 15 16 14 12 9 10 h 7 g e 4 a c 1.
103 Lenovo IdeaPad U300/U300s/U400 T able 5. Parts list—Overall No. FRU FRU no. a-h See “Miscellaneous parts” on page 1 16. 1 Panel 13.3" CMI TBD 2 Keyboard (see “Keyboard” on page 1 13.
104 Lenovo IdeaPad U300/U300s/U400 Hardware Maintenance Manual T able 5. Parts list—Overall (continued) No. FRU FRU no. 13 WiFi 1x1 BGN, Intel 1000N MOW M PCIE NB HMC 20002329 13 WiFi 2x2 BGN+BT , C.
105 Lenovo IdeaPad U300/U300s/U400 U300s U300s 5 7 8 14 13 12 17 i 18 16 15 a 11 9 10 6 4 2 3 b c e f g h d 1.
106 Lenovo IdeaPad U300/U300s/U400 Hardware Maintenance Manual T able 6. Parts list—Overall No. FRU FRU no. a-i See “Miscellaneous parts” on page 1 16.
107 Lenovo IdeaPad U300/U300s/U400 T able 6. Parts list—Overall (continued) No. FRU FRU no. 6 MINNIE LED Board 31052187 7 MINNIE Micphone Board 1 1014124 8 MINNIE Thermal 31052201 9 MINNIE CPU Fan 3.
108 Lenovo IdeaPad U300/U300s/U400 Hardware Maintenance Manual U400 2 5 c b e f a g k d l 7 8 11 16 12 15 13 14 10 9 m 6 4 3 1 U400 i j n h.
109 Lenovo IdeaPad U300/U300s/U400 T able 7. Parts list—Overall No. FRU FRU no. a-l See “Miscellaneous parts” on page 1 16. 1 LCD unit (see “LCD FRUs” on page 1 1 1.
1 10 Lenovo IdeaPad U300/U300s/U400 Hardware Maintenance Manual T able 7. Parts list—Overall (continued) No. FRU FRU no. 14 WD WD7500BPVT -24HXZ 5400RPM 750G 16004848 14 T oshiba MK7575GSX 5400RPM 7.
111 Lenovo IdeaPad U300/U300s/U400 LCD FRUs In Lenovo IdeaPad U400, there are following types of LCDs. “14.0-in. • HD TFT” 5 3 7 1 6 8 2 4.
1 12 Lenovo IdeaPad U300/U300s/U400 Hardware Maintenance Manual 14.0-in. HD TFT T able 8. Parts list—14.0-in. HD TFT No. FRU FRU no. 1 LU47 LCD Bezel Rubber Dark-Gray 31052037 2 LU47 LCD Bezel W/Camera Hole Light-Gray 31052029 3 Panel, 14.0", AUO, B140XW03 V0 18003943 3 Panel, 14.
1 13 Lenovo IdeaPad U300/U300s/U400 Keyboard T able 9. Parts list—Keyboard P/N Sunrex (U300/ U300s) JMET3SCZSK85keyBLKKeyKBD 25200278 JMET3SBulgarian85keyBLKKeyKBD 25200277 JMET3SUI84keyBLKKeyKBD 25.
1 14 Lenovo IdeaPad U300/U300s/U400 Hardware Maintenance Manual T able 9. Parts list—Keyboard (continued) P/N Darfon (U300/ U300s) DFT3SGerman85keyBLKKeyKBD 25200292 DFT3SFrench85keyBLKKeyKBD 252002.
1 15 Lenovo IdeaPad U300/U300s/U400 T able 9. Parts list—Keyboard (continued) P/N Darfon (U400) DFT3S7SLN85keyBLKKeyKBD 25200245 DFT3S7Iceland85keyBLKKeyKBD 25200244 DFT3S7Belgian85keyBLKKeyKBD 2520.
1 16 Lenovo IdeaPad U300/U300s/U400 Hardware Maintenance Manual Miscellaneous parts U300 T able 10. Parts list—Miscellaneous parts FRU P/N System miscellaneous parts: • ( a ) MICKEY Frame left •.
1 17 Lenovo IdeaPad U300/U300s/U400 U400 T able 12. Parts list—Miscellaneous parts FRU P/N System miscellaneous parts: • ( a ) LU47 T ouchPad Bracket • ( b ) LU47 ODD Bracket Right • ( c ) LU4.
1 18 Lenovo IdeaPad U300/U300s/U400 Hardware Maintenance Manual AC adapters T able 13. Parts list—AC adapters FRU P/N 65W , Delta ADP-65KH BD 20V/3.25A Adapter 36001929 65W , Liteon P A-1650-56LC20V3.25A Adapter 36001651 65W , Brazil P A-1650-52LB Adapter 36001714 65W , Chicony CP A-A065 20V3.
1 19 Lenovo IdeaPad U300/U300s/U400 Power cords A Lenovo IdeaPad power cord for a specific country or region is usually available only in that country or region: U300/U300s T able 14.
120 Lenovo IdeaPad U300/U300s/U400 Hardware Maintenance Manual T able 14. Parts list—3-pin power cords (continued) Region P/N Indian 3PIN • VOLEX IA6A3+IS694+V AC5S 1m 145000536 Switzerland 3PIN .
121 Lenovo IdeaPad U300/U300s/U400 T able 14. Parts list—3-pin power cords (continued) Region P/N Korea 3PIN • Longwell LP-486+KTLH03VV -F+LS-5 1m 145000558 Australia 3PIN • Longwell LP-23A+LFC-.
122 Lenovo IdeaPad U300/U300s/U400 Hardware Maintenance Manual T able 15. Parts list—2-pin power cords Region P/N CCC 2PIN • 1m power cord TBD Argentina 2PIN • 1m power cord TBD Danmark 2PIN •.
123 Lenovo IdeaPad U300/U300s/U400 T able 15. Parts list—2-pin power cords (continued) Region P/N UL 2PIN • 1m power cord TBD UK 2PIN • 1m power cord TBD Indian 2PIN • 1m power cord TBD Italy .
124 Lenovo IdeaPad U300/U300s/U400 Hardware Maintenance Manual U400 T able 16. Parts list—3-pin power cords Region P/N India 3pin • VOLEX IA6A3+IS694+V AC5S 1m 145000536 Japan 3pin • LINETEK LS1.
125 Lenovo IdeaPad U300/U300s/U400 T able 16. Parts list—3-pin power cords (continued) Region P/N Israel 3pin • LINETEK LS15+H03VV -F+LP-41 1m 145000595 Israel 3pin • Longwell LP-41+H03VV -F+LS-.
126 Lenovo IdeaPad U300/U300s/U400 Hardware Maintenance Manual T able 17. Parts list—2-pin power cords Region P/N Japan 2pin • LINETEK LP51A+HVCTFK 0.
127 Notices Notices Lenovo may not offer the products, services, or features discussed in this document in all countries. Consult your local Lenovo representative for information on the products and services currently available in your area.
128 Lenovo IdeaPad U300/U300s/U400 Hardware Maintenance Manual Any performance data contained herein was determined in a controlled environment. Therefore, the result obtained in other operating environments may vary significantly .
An important point after buying a device Lenovo U300S (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 U300S 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 U300S - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Lenovo U300S you will learn all the available features of the product, as well as information on its operation. The information that you get Lenovo U300S will certainly help you make a decision on the purchase.
If you already are a holder of Lenovo U300S, 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 U300S.
However, one of the most important roles played by the user manual is to help in solving problems with Lenovo U300S. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Lenovo U300S 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
