Power management .......... 25 Screen blank mode ........25 Putting the computer into sleep mode or shutting it down .......... 25 Lenovo E4430 and ZhaoYang E4430..27 Specifications ............. 27 Status indicators ..........29 Fn key combinations ......... 31 FRU replacement notices........33...
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” on page 1 and “Important service information”...
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 E4430 and ZhaoYang E4430 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.
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. Many customers have rubber floor mats near their machines that contain small conductive fibers to decrease electrostatic discharges.
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Lenovo E4430 and ZhaoYang E4430 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 E4430 and ZhaoYang E4430 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 E4430 and ZhaoYang E4430 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 E4430 and ZhaoYang E4430 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.
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Lenovo E4430 and ZhaoYang E4430 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 E4430 and ZhaoYang E4430 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 the serial number or select a product or use Lenovo smart downloading. 3. Select the BIOS/Driver/Applications and download.
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. •...
Electronic Equipment Directive (2002/95/EC) is a European Union legal requirement affecting the global electronics industry. RoHS requirements must be implemented on Lenovo products placed on the market after June 2006. Products on the market before June 2006 are not required to have RoHS compliant parts.
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: •...
Lenovo E4430 and ZhaoYang E4430 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.
4. If the voltage is acceptable, do the following: • Replace the system board. • If the problem persists, go to “Lenovo E4430 and ZhaoYang E4430” on page 27. Note: Noise from the AC adapter does not always indicate a defect.
Lenovo E4430 and ZhaoYang E4430 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.
1. Insert the bootable Start Recovery Disc into the optical drive. 2. Start the computer. When the Lenovo logo comes up, immediately press F12; on the boot sequence menu, select the optical drive as the first boot-up device.
Windows screen is displayed. Follow the instructions on the screen to complete the Windows setup. Passwords As many as three passwords may be needed for any Lenovo computer: the power-on password (POP), the hard disk password (HDP), and the supervisor password (SVP).
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 E4430 and ZhaoYang E4430 Hardware Maintenance Manual Shutting down the computer If you are not going to use the computer for a day or two, shut it down. To shut down the computer, do either of the following: • For the Windows 7 operating system: Click Start → Shut down.
• “FRU replacement notices” on page 33 • “Removing and replacing an FRU” on page 34 • “Locations” on page 66 • “Parts list” on page 70 Specifications The following table lists the specifications of the Lenovo E4430 and ZhaoYang E4430: Table 1. Specifications Feature Description Processor •...
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Lenovo E4430 and ZhaoYang E4430 Hardware Maintenance Manual Table 1. Specifications (continued) Feature Description I/O port • Combo audio jack (stereo headphone or headset) • One or two USB 2.0 connectors • Two USB 3.0 connectors • RJ45 Ethernet connector •...
Lenovo E4430 and ZhaoYang E4430 Status indicators The system status indicators below show the computer status:...
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Lenovo E4430 and ZhaoYang E4430 Hardware Maintenance Manual Table 2. Status indicators 1. Power status indicator • Green: The computer is powered on. • Blinking: The computer is in sleep mode. • Off: The computer is powered off. 2. Battery status indicator •...
Lenovo E4430 and ZhaoYang E4430 Fn key combinations The following table shows the function of each combination of Fn with a function key. Table 4. Fn key combinations The following is a brief introduction to the function key combinations. Power conservation (Fn + F1) Puts your computer into sleep mode.
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Lenovo E4430 and ZhaoYang E4430 Hardware Maintenance Manual Other functions • Fn + Insert: Has the same function as the Numeric Lock key on a conventional keyboard. • Fn + PrtSc: Has the same function as the SysRq key on a conventional keyboard.
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 E4430 and ZhaoYang E4430 Hardware Maintenance Manual 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 E4430 and ZhaoYang E4430 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 manual battery latch .
Lenovo E4430 and ZhaoYang E4430 Hardware Maintenance Manual 1020 Dummy card Figure 2. Removal steps of dummy cards Remove the dummy card in the direction shown by arrows...
Lenovo E4430 and ZhaoYang E4430 1030 Hard disk drive(HDD)/Memory/Mini PCI Express Card slot compartment cover For access, remove this FRU: • “1010 Battery pack” on page 35 Figure 3. Removal steps of HDD/Memory/Mini PCI Express Card slot/TV Card slot compartment cover Loosen the screws that secure the compartment cover.
Lenovo E4430 and ZhaoYang E4430 Hardware Maintenance Manual 1040 Hard disk drive For access, remove these FRUs in order: • “1010 Battery pack” on page 35 • “1030 Hard disk drive(HDD)/Memory/Mini PCI Express Card slot compartment cover” on page 37 Attention: •...
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Lenovo E4430 and ZhaoYang E4430 Figure 4. Removal steps of hard disk drive (continued) Remove the hard disk drive by lifting the tab in the direction shown by arrow When installing: Make sure that the HDD connector is attached firmly.
Lenovo E4430 and ZhaoYang E4430 Hardware Maintenance Manual 1050 Optical drive For access, remove this FRU: • “1010 Battery pack” on page 35 Figure 5. Removal steps of optical drive Remove the screw , insert a screwdriver into the screw hole and push the optical drive in the direction shown by arrow .
Lenovo E4430 and ZhaoYang E4430 1060 DIMM For access, remove these FRUs in order: • “1010 Battery pack” on page 35 • “1030 Hard disk drive(HDD)/Memory/Mini PCI Express Card slot compartment cover” on page 37 Figure 6. Removal steps of DIMM...
Lenovo E4430 and ZhaoYang E4430 Hardware Maintenance Manual 1070 PCI Express Mini Card for wireless LAN/WAN For access, remove these FRUs in order: • “1010 Battery pack” on page 35 • “1030 Hard disk drive(HDD)/Memory/Mini PCI Express Card slot compartment cover” on page 37 Figure 7.
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Lenovo E4430 and ZhaoYang E4430 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 E4430 and ZhaoYang E4430 Hardware Maintenance Manual 1080 Keyboard For access, remove this FRU: • “1010 Battery pack” on page 35 Figure 8. Removal steps of keyboard Remove two screws Step Screw (quantity) Color Torque M2.0 × 6 mm, flat-head, nylokcoated(3) Black 1.85+/-0.15 kgfcm...
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Lenovo E4430 and ZhaoYang E4430 Figure 8. Removal steps of keyboard (continued) Lift the keyboard a little , and then detach the connector in the direction shown by arrows...
Lenovo E4430 and ZhaoYang E4430 Hardware Maintenance Manual 1090 Keyboard bezel For access, remove these FRUs in order: • “1010 Battery pack” on page 35 • “1030 Hard disk drive(HDD)/Memory/Mini PCI Express Card slot compartment cover” on page 37 • “1050 Optical drive” on page 40 •...
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Lenovo E4430 and ZhaoYang E4430 Figure 9. Removal steps of keyboard bezel (continued) Remove two screws Step Screw (quantity) Color Torque M2 × 6 mm, flat-head, nylok-coated (2) Black 1.85+/-0.15 kgfcm Unplug microphone connector in the direction shown by arrow...
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Lenovo E4430 and ZhaoYang E4430 Hardware Maintenance Manual Figure 9. Removal steps of keyboard bezel (continued) Remove the keyboard bezel in the direction shown by arrow...
Lenovo E4430 and ZhaoYang E4430 1100 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 E4430 and ZhaoYang E4430 Hardware Maintenance Manual Figure 10. Removal steps of system board Loosen three screws . Detach LCD connector in the direction shown by arrow . Unplug speakers connectors in the direction shown by arrow , USB...
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Lenovo E4430 and ZhaoYang E4430 Figure 10. Removal steps of system board (continued) When installing: Make sure that all the connectors are attached firmly. Step Screw (quantity) Color Torque M2 × 3 mm, flat-head, nylok-coated (3) Black 1.85+/-0.15 kgfcm Remove the system board in the direction shown by arrow...
Lenovo E4430 and ZhaoYang E4430 Hardware Maintenance Manual 1110 LCD unit For access, remove these FRUs in order: • “1010 Battery pack” on page 35 • “1020 Dummy card” on page 36 • “1030 Hard disk drive(HDD)/Memory/Mini PCI Express Card slot compartment cover”...
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Lenovo E4430 and ZhaoYang E4430 Figure 11. Removal steps of LCD unit (continued) Remove the LCD unit in the direction shown by arrows...
Lenovo E4430 and ZhaoYang E4430 Hardware Maintenance Manual 1120 Fan assembly and Heat Sink assembly For access, remove these FRUs in order: • “1010 Battery pack” on page 35 • “1020 Dummy card” on page 36 • “1030 Hard disk drive(HDD)/Memory/Mini PCI Express Card slot compartment cover”...
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Lenovo E4430 and ZhaoYang E4430 Figure 12. Removal steps of fan assembly and heat sink assembly (continued)
Lenovo E4430 and ZhaoYang E4430 Hardware Maintenance Manual 1130 CPU For access, remove these FRUs in order: • “1010 Battery pack” on page 35 • “1020 Dummy card” on page 36 • “1030 Hard disk drive(HDD)/Memory/Mini PCI Express Card slot compartment cover”...
Lenovo E4430 and ZhaoYang E4430 1140 Base cover, speakers power assembly and USB For access, remove these FRUs in order: • “1010 Battery pack” on page 35 • “1020 Dummy card” on page 36 • “1030 Hard disk drive(HDD)/Memory/Mini PCI Express Card slot compartment cover”...
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Lenovo E4430 and ZhaoYang E4430 Hardware Maintenance Manual Figure 14. Removal steps of base cover, speakers power assembly and USB (continued) Loosen the screw . Remove the power assembly in the direction shown by arrow Step Screw (quantity) Color Torque M2.0 ×...
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Lenovo E4430 and ZhaoYang E4430 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 E4430 and ZhaoYang E4430 Hardware Maintenance Manual 1150 LCD front bezel For access, remove these FRUs in order: • “1010 Battery pack” on page 35 • “1020 Dummy card” on page 36 • “1030 Hard disk drive(HDD)/Memory/Mini PCI Express Card slot compartment cover”...
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Lenovo E4430 and ZhaoYang E4430 Figure 15. Removal steps of LCD front bezel (continued) Remove the LCD front bezel in the direction shown by arrows...
Lenovo E4430 and ZhaoYang E4430 Hardware Maintenance Manual 1160 LCD panel, LCD cable and hinges For access, remove these FRUs in order: • “1010 Battery pack” on page 35 • “1020 Dummy card” on page 36 • “1030 Hard disk drive(HDD)/Memory/Mini PCI Express Card slot compartment cover”...
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Lenovo E4430 and ZhaoYang E4430 Figure 16. Removal steps of LCD panel, LCD cable and hinges (continued) Remove four screws . Lift the LCD panel with hinges in the direction shown by arrows Step Screw (quantity) Color Torque M2.0 × 3 mm, flat-head, nylokcoated (4) Black 1.85+/-0.15 kgfcm...
Lenovo E4430 and ZhaoYang E4430 Hardware Maintenance Manual 1170 Integrated camera For access, remove these FRUs in order: • “1010 Battery pack” on page 35 • “1020 Dummy card” on page 36 • “1030 Hard disk drive(HDD)/Memory/Mini PCI Express Card slot compartment cover”...
Lenovo E4430 and ZhaoYang E4430 1180 Antenna assembly and LCD cover For access, remove these FRUs in order: • “1010 Battery pack” on page 35 • “1020 Dummy card” on page 36 • “1030 Hard disk drive(HDD)/Memory/Mini PCI Express Card slot compartment cover”...
Lenovo E4430 and ZhaoYang E4430 Hardware Maintenance Manual Locations Front view Integrated camera (on some models) Wireless module antennas Computer display Speakers Power button Built-in microphone Touch pad Fingerprint reader (on some models) Status indicators Media card reader slot...
Lenovo E4430 and ZhaoYang E4430 Hardware Maintenance Manual Parts list This section presents the following service parts: • “Overall” on page 71 • “LCD FRUs” on page 75 • “Keyboard” on page 77 • “Miscellaneous parts” on page 79 • “AC adapters” on page 80 •...
Lenovo E4430 and ZhaoYang E4430 LCD FRUs In Lenovo E4430 and ZhaoYang E4430, there are following types of LCDs. • “14.0-in. HD TFT” E4430 and ZhaoYang E4430...
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Lenovo E4430 and ZhaoYang E4430 Hardware Maintenance Manual 14.0-in. HD TFT (E4430) Table 4. Parts list—14.0-in. HD TFT FRU no. CRU ID LE443 LCD Bezel W/Camera Hole 90204446 LE443 LCD Bezel W/O Camera Hole 90204447 LSS LCD Bezel Screw Pad...
Lenovo E4430 and ZhaoYang E4430 Keyboard Table 5. Parts list—Keyboard Language CRU ID English 25213792 U.K. English 25213821 Italian 25213809 Spanish 25213802 Turkish 25213820 Thai 25213826 Portuguese 25213814 Latin 25213795 Canadian English&French (ACNOR85) 25213793 Canadian English&French (058) 85 25213794 Turkey-French...
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Lenovo E4430 and ZhaoYang E4430 Hardware Maintenance Manual Table 5. Parts list—Keyboard Language CRU ID English 25213829 U.K. English 25213858 Italian 25213846 Spanish 25213839 Turkish 25213857 Thai 25213863 Portuguese 25213851 Latin 25213832 Canadian English&French 25213830 (ACNOR85) Korean 25213861 Traditional Chinese...
Lenovo E4430 and ZhaoYang E4430 Hardware Maintenance Manual AC adapters Table 7. Parts list—3-pin AC adapters CRU ID 90W, AC Adapter (2Pin) 20V Common with Rectangle plug 36200285 ADP-90XD AB 90W, AC Adapter (2Pin) 20V Common with Rectangle plug 36200286...
Lenovo E4430 and ZhaoYang E4430 Power cords A Lenovo power cord for a specific country or region is usually available only in that country or region: Table 8. Parts list—3-pin power cords Region CRU ID 145000602 • SSD YD-118-1+IEC53RVV+SSD-3-2B-1 1m 145000600 •...
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Lenovo E4430 and ZhaoYang E4430 Hardware Maintenance Manual Table 8. Parts list—3-pin power cords (continued) Region CRU ID 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...
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Lenovo E4430 and ZhaoYang E4430 Table 8. Parts list—3-pin power cords (continued) Region CRU ID Korea 145000533 • VOLEX M2511+KETI IEC+VAC5S 1m Australia 145000532 • VOLEX AU10S3+H03VV-F+VAC5S 1m Taiwan 145000531 • VOLEX TW15CS3+VCTF+VAC5S 1m Japan 145000530 • VOLEX VAC5S+VCTF+M755 1m 145000525 •...
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Lenovo E4430 and ZhaoYang E4430 Hardware Maintenance Manual Table 8. Parts list—2-pin power cords Region CRU ID 145500018 • Linetek LINETEK PC205+RVV300/300 0.75/2C+COC03 145500069 • Longwell LSG-21+RVV300/300+LS-72 1m 145500019 • Linetek LINETEK LP61L+H03VVH2-F 0.75/2C+ LS7H 145500074 • Longwell LP-61L+H03VVH2-F+ LS-7 1m...
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Lenovo E4430 and ZhaoYang E4430 Table 8. Parts list—2-pin power cords Region CRU ID Israel 145500029 • LINETEK LP45+H03VVH2-F 0.75/2C+LS7H 1m Israel 145500072 • Longwell LP-55+H03VVH2-F+LS-7 1m 145500030 • LINETEK LP39+H03VVH2-F 0.75/2C+LS7H 1m 145500070 • Longwell LP-16+H03VVH2-F+LS-7 1m...
The result obtained in other operating environments may vary. Lenovo may use or distribute any of the information you supply in any way it believes appropriate without incurring any obligation to you.
Actual results may vary. Users of this document should verify the applicable data for their specific environment. Trademarks The following terms are trademarks of Lenovo in the United States, other countries, or both: Lenovo OneKey Microsoft and Windows are trademarks of the Microsoft Corporation in the United States and/or other countries.
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