The product-specific section includes service, reference, and product-specific parts information. Important: This manual is intended only for trained servicers who are familiar with Lenovo products. Use this manual to troubleshoot problems effectively. Before servicing a Lenovo product, make sure to read all the information under...
Safety information Safety information This chapter presents the following safety information that you need to get familiar with before you service a Lenovo computer: • “General safety” on page 2 • “Electrical safety” on page 3 • “Safety inspection guide” on page 5 •...
Lenovo V370 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. Make sure that you can stand safely without slipping.
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.
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Lenovo V370 Hardware Maintenance Manual • Always look carefully for possible hazards in your work area. Examples of these hazards are moist floors, 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.
4. Check for cracked or bulging batteries. 5. Remove the cover. 6. Check for any obvious non-Lenovo alterations. Use good judgment as to the safety of any non-Lenovo alterations. 7. Check inside the unit for any obvious unsafe conditions, such as metal filings, contamination, water or other liquids, or signs of fire or smoke damage.
Lenovo V370 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). ESD damage can occur when there is a difference in charge between objects. Protect against ESD damage by equalizing the charge so that the machine, the part, the work mat, and the person handling the part are all at the same charge.
Safety information Safety notices: multilingual translations The safety notices in this section are provided in English, French, German, Hebrew, Italian, Japanese, and Spanish. Safety notice 1 Before the computer is powered on after FRU replacement, make sure all screws, springs, and other small parts are in place and are not left loose inside the computer.
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Lenovo V370 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. Dispose of the battery as required by local ordinances or regulations.
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Safety information Safety notice 3 DANGER The battery pack contains small amounts of nickel. Do not disassemble it, throw it into fire 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.
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Lenovo V370 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. Dispose of the battery as required by local ordinances or regulations.
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Safety information Safety notice 5 If the LCD breaks and the fluid from 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 fluid are present after washing. Si le panneau d’affichage à...
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Lenovo V370 Hardware Maintenance Manual Safety notice 6 DANGER To avoid shock, do not remove the plastic cover that protects the lower part of the inverter card. Afin d’éviter tout risque de choc électrique, ne retirez pas le cache en plastique protégeant la partie inférieure de la carte d’alimentation.
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Safety information Safety notice 8 DANGER Before removing any FRU, turn off the computer, unplug all power cords from electrical outlets, remove the battery pack, and then disconnect any interconnecting cables. Avant de retirer une unité remplaçable en clientèle, mettez le système hors tension, débranchez tous les cordons d’alimentation des socles de prise de courant, retirez la batterie et déconnectez tous les cordons d’interface.
Lenovo V370 Hardware Maintenance Manual Laser compliance statement Some models of Lenovo 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. If one of these drives is installed, it is certified in the U.S.
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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.
To download software fixes, drivers, and BIOS, follow the steps below: 1. Go to http://consumersupport.lenovo.com/. 2. Enter a serial number or select a product or use Lenovo smart downloading. 3. Select the BIOS/Driver/Applications and download. 4. Follow the directions on the screen and install the necessary software.
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. •...
FRU part numbers. Lenovo plans to transit to RoHS compliance well before the implementation date and expects its suppliers to be ready to support Lenovo’s requirements and schedule in the EU. Products sold in 2005 and 2006 will contain some RoHS compliant FRUs.
General checkout General checkout This chapter presents the following information: • “What to do first” 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: • Only certified trained personnel can service the computer.
Lenovo V370 Hardware Maintenance Manual What to do first 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.
Replace the system board. • If the problem continues, go to “Lenovo V370” on page 27. Note: Noise from the AC adapter does not always indicate a defect. Checking operational charging To check whether the battery charges properly during operation, use a discharged battery pack or a battery pack that has less than 50% of the total power remaining when installed in the computer.
Lenovo V370 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.
In order to save application files and the initial backed up files of the system, the hard disk in a Lenovo computer includes a hidden partition when it is shipped. If you need to restore the system to the point of your first boot up, just enter Lenovo OneKey Rescue System and run Restore to factory default.
The recovery process might take up to 2 hours. Passwords As many as two passwords may be needed for any Lenovo computer: the power-on password (POP) and the supervisor password (SVP). If any of these passwords has been set, a prompt for it appears on the screen whenever the computer is turned on.
Related service information Power management Note: Power management modes are not supported for APM operating system. To reduce power consumption, the computer has three power management modes: screen blank, sleep (standby), and hibernation. Screen blank mode If the time set on the “Turn off monitor” timer in the operating system expires, the LCD backlight turns off.
Lenovo V370 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. • The system is powered off. To cause the computer to enter hibernation mode, follow the steps below: •...
• “FRU replacement notices” on page 32 • “Removing and replacing an FRU” on page 33 • “Locations” on page 66 • “Parts list” on page 68 Specifications The following table lists the specifications of the Lenovo V370: Table 1. Specifications Feature Description Processor •...
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Lenovo V370 Hardware Maintenance Manual Table 1. Specifications (continued) Feature Description I/O port • Stereo headphone jack • Microphone jack • RJ45 x 1 • HDMI port (Select models only) • USB 2.0 x 4 ( one combo with E-SATA ) •...
Lenovo V370 Status indicators The system status indicators below show the computer status: Table 2. Status indicators Indicator Meaning White: Caps Lock mode is enabled. You can enter all Caps lock alphabetic characters (A-Z) in uppercase without pressing the Shift key. To enable or disable Caps Lock mode, press the CapsLk key.
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Lenovo V370 Hardware Maintenance Manual Table 2. Status indicators (continued) Indicator Meaning 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/3.2s on) The battery is being charged with the remaining power between 5% and 20% of its capacity.
Lenovo V370 Fn key combinations The following table shows the function of each combination of Fn with a function key. Table 3. Fn key combinations Key combination Description Fn + Esc: Turn on/off the integrated camera. Fn + F1: Enter sleep mode.
This section presents notices related to removing and replacing parts. Read this section carefully before replacing any FRU. Screw notices Loose screws can cause a reliability problem. In the Lenovo computer, this problem is addressed with special nylon-coated screws that have the following characteristics: •...
Lenovo V370 Removing and replacing an FRU This section presents exploded figures with the instructions to indicate how to remove and replace the FRU. Make sure to observe the following general rules: 1. Do not attempt to service any computer unless you have been trained and certified.
Lenovo V370 Hardware Maintenance Manual 1010 Battery pack DANGER Only use the battery specified in the parts list for your computer. Any other battery could ignite or explode. Figure 1. Removal steps of battery pack Unlock the battery release lever .
Lenovo V370 1020 Dummy card For access, remove this FRU: • “1010 Battery pack” on page 34 Figure 2. Removal steps of dummy cards Remove the dummy card in the direction shown by arrows...
Lenovo V370 1040 Hard disk drive For access, remove these FRUs in order: • “1010 Battery pack” on page 34 • “1030 Hard disk drive(HDD)/Memory/Mini PCI Express Card slot compartment cover” on page 36 Attention: • Do not drop the hard disk drive or apply any physical shock to it. The hard disk drive is sensitive to physical shock. Improper handling can cause damages and permanent loss of data.
Lenovo V370 1060 PCI Express Mini Card for wireless LAN For access, remove these FRUs in order: • “1010 Battery pack” on page 34 • “1030 Hard disk drive(HDD)/Memory/Mini PCI Express Card slot compartment cover” on page 36 Figure 7. Removal steps of PCI Express Mini Card for wireless LAN...
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Lenovo V370 Hardware Maintenance Manual Figure 7. Removal steps of PCI Express Mini Card for wireless LAN/WAN (continued) Remove the card in the direction shown by arrow When installing: • In models with a wireless LAN card that has two antenna connectors, plug the black cable (1st) (MAIN) into the jack labeled 1, and the white cable (2nd) (AUX) into jack labeled 2 on the card.
Lenovo V370 1070 Keyboard For access, remove this FRU: • “1010 Battery pack” on page 34 • “1030 Hard disk drive(HDD)/Memory/Mini PCI Express Card slot compartment cover” on page 36 Figure 8. Removal steps of keyboard Remove three screws and one screw...
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Lenovo V370 Hardware Maintenance Manual Figure 8. Removal steps of keyboard (continued) Lift the keyboard a little , and then detach the connector in the direction shown by arrows When installing: Make sure that the FPC connector is attached firmly.
Lenovo V370 1080 Keyboard bezel For access, remove these FRUs in order: • “1010 Battery pack” on page 34 • “1030 Hard disk drive(HDD)/Memory/Mini PCI Express Card slot compartment cover” on page 36 • “1040 Hard disk drive” on page 37 •...
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Lenovo V370 Hardware Maintenance Manual Figure 9. Removal steps of keyboard bezel (continued) Remove five screws Step Screw (quantity) Color Torque M2 × 5 mm, flat-head, nylok-coated (5) Black 1.6 kgfcm...
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Lenovo V370 Figure 9. Removal steps of keyboard bezel (continued) Detach five FPC connectors in the direction shown by arrows . Unplug the microphone connector in the direction shown by arrow When installing: Make sure that all the FPC connectors and the microphone...
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Lenovo V370 Hardware Maintenance Manual Figure 9. Removal steps of keyboard bezel (continued) Remove the keyboard bezel in the direction shown by arrow Remove one screw and then remove the power board Step Screw (quantity) Color Torque M2 × 3 mm, flat-head, nylok-coated (1) Black 1.6 kgfcm...
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Lenovo V370 Figure 9. Removal steps of keyboard bezel (continued) Remove one screw and then remove finger print board and finger print bracket Step Screw (quantity) Color Torque M2 × 3 mm, flat-head, nylok-coated (1) Black 1.6 kgfcm...
Lenovo V370 Hardware Maintenance Manual 1090 System board 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.
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Lenovo V370 Figure 10. Removal steps of system board Remove two screws . Unplug the LCD connector in the direction shown by arrow . Detach the speaker connector and the bluetooth connector in the direction shown by arrows When installing: Make sure that all the connectors are attached firmly.
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Lenovo V370 Hardware Maintenance Manual Figure 10. Removal steps of system board (continued) Remove the system board in the direction shown by arrow When installing: When attaching the system board to the base cover, adjust the placement of the wireless radio switch and the GPU switch as shown in...
Lenovo V370 1100 LCD unit For access, remove these FRUs in order: • “1010 Battery pack” on page 34 • “1020 Dummy card” on page 35 • “1030 Hard disk drive(HDD)/Memory/Mini PCI Express Card slot compartment cover” on page 36 •...
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Lenovo V370 Hardware Maintenance Manual Figure 11. Removal steps of LCD unit (continued) Remove the LCD unit in the direction shown by arrows...
Lenovo V370 1110 Fan assembly and Heat Sink assembly For access, remove these FRUs in order: • “1010 Battery pack” on page 34 • “1020 Dummy card” on page 35 • “1030 Hard disk drive(HDD)/Memory/Mini PCI Express Card slot compartment cover” on page 36 •...
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Lenovo V370 Hardware Maintenance Manual Figure 12. Removal steps of fan assembly and heat sink assembly (continued) Loosen four screws , but do not remove them.
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Lenovo V370 Figure 12. Removal steps of fan assembly and heat sink assembly (continued) Lift the fan assembly and heat sink assembly in the direction shown by arrow Be careful not to damage the connector. Attention: Do not handle the heat sink assembly roughly. Improper handling can cause distortion or deformation and imperfect contact with components.
Lenovo V370 Hardware Maintenance Manual 1120 CPU For access, remove these FRUs in order: • “1010 Battery pack” on page 34 • “1020 Dummy card” on page 35 • “1030 Hard disk drive(HDD)/Memory/Mini PCI Express Card slot compartment cover” on page 36 •...
Lenovo V370 1130 Base cover, speakers and bluetooth card For access, remove these FRUs in order: • “1010 Battery pack” on page 34 • “1020 Dummy card” on page 35 • “1030 Hard disk drive(HDD)/Memory/Mini PCI Express Card slot compartment cover” on page 36 •...
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Lenovo V370 Hardware Maintenance Manual Figure 14. Removal steps of base cover, speakers and bluetooth card (continued) Remove the bluetooth card in the direction shown by arrow...
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Lenovo V370 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.
Lenovo V370 Hardware Maintenance Manual 1140 LCD front bezel For access, remove these FRUs in order: • “1010 Battery pack” on page 34 • “1020 Dummy card” on page 35 • “1030 Hard disk drive(HDD)/Memory/Mini PCI Express Card slot compartment cover” on page 36 •...
Lenovo V370 1150 LCD panel, LCD cable and hinges For access, remove these FRUs in order: • “1010 Battery pack” on page 34 • “1020 Dummy card” on page 35 • “1030 Hard disk drive(HDD)/Memory/Mini PCI Express Card slot compartment cover” on page 36 •...
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Lenovo V370 Hardware Maintenance Manual Figure 16. Removal steps of LCD panel, LCD cable and hinges (continued) Remove four screws and remove the hinges in the direction shown by arrows Step Screw (quantity) Color Torque M1.6 × 1.5 mm, flat-head, nylok-coated (4) White 1.6 kgfcm...
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Lenovo V370 Figure 16. Removal steps of LCD panel, LCD cable and hinges (continued) Note: The LCD cables are attached to the LCD panel by a metal connector. Peel off the adhesive tape and detach the connector in the direction shown by arrow When installing: Make sure that the metal connector is attached firmly.
Lenovo V370 Hardware Maintenance Manual 1160 Integrated camera For access, remove these FRUs in order: • “1010 Battery pack” on page 34 • “1020 Dummy card” on page 35 • “1030 Hard disk drive(HDD)/Memory/Mini PCI Express Card slot compartment cover” on page 36 •...
Lenovo V370 1170 Antenna assembly and LCD cover For access, remove these FRUs in order: • “1010 Battery pack” on page 34 • “1020 Dummy card” on page 35 • “1030 Hard disk drive(HDD)/Memory/Mini PCI Express Card slot compartment cover” on page 36 •...
Lenovo V370 Hardware Maintenance Manual Locations Front view Integrated camera (Select models only) Wireless module antennas Power button OneKey Rescue System button System status indicators Note: For the description of each indicator, see “Status indicators” on page 29. Built-in microphone...
Lenovo V370 Right-side view Headphone jack Microphone jack GPU (Graphics Processing Unit) switch (Select models only) USB port eSATA/USB combo port VGA port AC power adapter jack Kensington slot Bottom and Left-side view USB port HDMI port RJ-45 port Fan louvers...
Lenovo V370 Hardware Maintenance Manual Parts list This section presents the following service parts: • “Overall” on page 69 • “LCD FRUs” on page 73 • “Keyboard” on page 75 • “Miscellaneous parts” on page 77 • “AC adapters” on page 78 •...
Lenovo V370 LCD FRUs In Lenovo V370, there are following types of LCDs. • “13.3-in. HD TFT”...
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Lenovo V370 Hardware Maintenance Manual 13.3-in. HD TFT Table 5. Parts list—13.3-in. HD TFT No. FRU FRU no. LA37 LCD BEZEL W/CAMERA HOLE 31049349 13.3 HD Flat LED Panel, B133XW03 V0 18004181 13.3 HD Flat LED Panel, N133BGE-L41 18004782 13.3 HD Flat LED Panel, LP133WH2-TLL3 18004432 13.3 HD Flat LED Panel, CLAA133WB01A...
Lenovo V370 Keyboard Table 6. Parts list—Keyboard Language English 25011980 Bulgarian 25011541 Czech-Slovakia 25011542 International English 25011543 Swiss 25011544 Slovenian 25011545 Icelandic 25011546 Belgian 25011547 Four Nordic countries 25011548 Hungarian 25011549 Hebrew 25011550 Greek 25011551 Dutch 25011552 Japanese 25011553 Dafan...
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Lenovo V370 Hardware Maintenance Manual Table 6. Parts list—Keyboard (continued) Language French 25011619 Russian 25011620 Traditional Chinese 25011621 Korean 25011622 French&English 25011623 Latin 25011625 Chicony (continued) Portuguese 25011626 Thai 25011627 Turkish 25011628 Spanish 25011629 Italian 25011630 U.K. English 25011631 English...
Lenovo V370 Power cords A Lenovo power cord for a specific country or region is usually available only in that country or region: Table 9. Parts list—3-pin power cords Region 145000602 • SSD YD-118-1+IEC53RVV+SSD-3-2B-1 1m 145000600 • LINETEK PC323+RVV300/300+LS15 1m...
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Lenovo V370 Hardware Maintenance Manual Table 10. Parts list—3-pin power cords (continued) Region Brazil 145000564 • Longwell LP-46+H03VV-F+LS-18 1m Israel 145000563 • Longwell LP-41+H03VV-F+LS-18 1m 145000562 • Longwell LP-30B+SPT-2 18AWG+LS-18 1m 145000561 • Longwell LP-61L+H03VV-F+LS-18 1m Indian 145000560 • Longwell LP-67+BIS+LS-18 1m...
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Lenovo V370 Table 10. Parts list—3-pin power cords (continued) Region Korea 145000533 • Volex LP-486+KTLH03VV-F+LS-5 1m Australia 145000532 • Volex LP-23A+LFC-3R+LS-18 1m Taiwan 145000531 • Volex LP-71+VCTF+LS-33 1m Japan 145000530 • Volex LP-54+VCTF+LS-18 1m 145000525 • Volex LP-34A+H03VV-F+LS-18 1m...
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Actual results may vary. Users of this document should verify the applicable data for their specific environment. Trademarks The following terms are either registered trademarks or trademarks of Lenovo in the United States and/or other countries: ® Lenovo ®...