(English) User Guide
Page 12
... part of your body, even through clothing, could cause discomfort or even a skin burn. Extended contact with your body in explosive environments. • Ventilation slots, fans and/or heat sinks are charging. x User Guide Notebook computers can generate heat when turned on and when batteries are provided with your computer: •...
... part of your body, even through clothing, could cause discomfort or even a skin burn. Extended contact with your body in explosive environments. • Ventilation slots, fans and/or heat sinks are charging. x User Guide Notebook computers can generate heat when turned on and when batteries are provided with your computer: •...
(English) User Guide
Page 19
...fan and louvers enable air to the Ethernet connector. You can only connect an Ethernet cable to this keyhole to lock your computer to a stationary object to connect a compatible digital audio device or video monitor such as a USB printer or a digital camera. Right-side view 12 Figure 3. Lenovo E49... on page 19. 5 HDMI port Use the high-definition multimedia interface (HDMI) port to protect your computer 3 1 Security keyhole 2 Fan louvers 3 Monitor connector 4 Ethernet connector 5 HDMI port 6 USB 3.0 connectors 1 Security keyhole Purchase a security cable lock that fits this...
...fan and louvers enable air to the Ethernet connector. You can only connect an Ethernet cable to this keyhole to lock your computer to a stationary object to connect a compatible digital audio device or video monitor such as a USB printer or a digital camera. Right-side view 12 Figure 3. Lenovo E49... on page 19. 5 HDMI port Use the high-definition multimedia interface (HDMI) port to protect your computer 3 1 Security keyhole 2 Fan louvers 3 Monitor connector 4 Ethernet connector 5 HDMI port 6 USB 3.0 connectors 1 Security keyhole Purchase a security cable lock that fits this...
(English) User Guide
Page 56
... attached devices, and disconnect cords and cables. • Before moving your computer, be discharged through your computer and peripherals as far as certain portable desktop fans or air purifiers, can produce negative ions. Do not pack your keyboard. This could break the adapter plug. If a computer is close to an appliance...
... attached devices, and disconnect cords and cables. • Before moving your computer, be discharged through your computer and peripherals as far as certain portable desktop fans or air purifiers, can produce negative ions. Do not pack your keyboard. This could break the adapter plug. If a computer is close to an appliance...
Lenovo E49 Hardware Maintenance Manual
Page 3
...replacing FRUs 27 Strategy for replacing a hard disk drive . . . 28 Important notice for wireless LAN . . 49 1070 Thermal fan assembly 51 1080 Microprocessor 53 1090 Keyboard 54 1100 Keyboard bezel 57 1110 Power board 59 1120 Backup battery 60 1130 System board ...do first 29 Power system checkout 30 Checking the ac power adapter 30 Checking operational charging 31 Checking the battery pack 31 Chapter 4. Lenovo E49 and ZhaoYang E49 37 Specifications 37 Status indicators 38 Fn key combinations 39 Chapter 6. General checkout . . . . . 29 What to electrostatic discharge ...
...replacing FRUs 27 Strategy for replacing a hard disk drive . . . 28 Important notice for wireless LAN . . 49 1070 Thermal fan assembly 51 1080 Microprocessor 53 1090 Keyboard 54 1100 Keyboard bezel 57 1110 Power board 59 1120 Backup battery 60 1130 System board ...do first 29 Power system checkout 30 Checking the ac power adapter 30 Checking operational charging 31 Checking the battery pack 31 Chapter 4. Lenovo E49 and ZhaoYang E49 37 Specifications 37 Status indicators 38 Fn key combinations 39 Chapter 6. General checkout . . . . . 29 What to electrostatic discharge ...
Lenovo E49 Hardware Maintenance Manual
Page 7
...sure that your sleeves are servicing the machine. • Keep your elbows. Do not obstruct fan louvers or cover them with before returning the machine to the customer. • Fan louvers on page 19 General safety Follow these rules to your leg muscles; Distribute the weight ... machines during and after maintenance. • When lifting any safety device that might be familiar with labels or stickers. © Copyright Lenovo 2012 1 If your hair is worn or defective. • Reinstall all safety shields, guards, labels, and ground wires. Safety information...
...sure that your sleeves are servicing the machine. • Keep your elbows. Do not obstruct fan louvers or cover them with before returning the machine to the customer. • Fan louvers on page 19 General safety Follow these rules to your leg muscles; Distribute the weight ... machines during and after maintenance. • When lifting any safety device that might be familiar with labels or stickers. © Copyright Lenovo 2012 1 If your hair is worn or defective. • Reinstall all safety shields, guards, labels, and ground wires. Safety information...
Lenovo E49 Hardware Maintenance Manual
Page 8
... normal operating places in the off the power, if necessary. - Motor generators - If an electrical accident occurs, you may prevent a current from a circuit. Blowers and fans - Attention: Another person must be there to decrease electrostatic discharges. By observing the above This practice ensures correct grounding of mat to lock the wall...
... normal operating places in the off the power, if necessary. - Motor generators - If an electrical accident occurs, you may prevent a current from a circuit. Blowers and fans - Attention: Another person must be there to decrease electrostatic discharges. By observing the above This practice ensures correct grounding of mat to lock the wall...
Lenovo E49 Hardware Maintenance Manual
Page 57
Removing and replacing a FRU 51 Chapter 7. Loosen the screws 2 to 8 . 7 8 2 6 5 4 3 Note: Different models might have different numbers of thermal fan assembly Detach the connector 1 . 1 When installing: Make sure that the connector is attached firmly. 1070 Thermal fan assembly For access, remove these FRUs in order: • "1010 Battery pack" on page 44 • "1030 Bottom slot cover" on page 46 Removal steps of screws.
Removing and replacing a FRU 51 Chapter 7. Loosen the screws 2 to 8 . 7 8 2 6 5 4 3 Note: Different models might have different numbers of thermal fan assembly Detach the connector 1 . 1 When installing: Make sure that the connector is attached firmly. 1070 Thermal fan assembly For access, remove these FRUs in order: • "1010 Battery pack" on page 44 • "1030 Bottom slot cover" on page 46 Removal steps of screws.
Lenovo E49 Hardware Maintenance Manual
Page 58
Note: Be careful not to damage the connector. 9 52 Hardware Maintenance Manual Lift the thermal fan assembly in the direction shown by the arrow 9 .
Note: Be careful not to damage the connector. 9 52 Hardware Maintenance Manual Lift the thermal fan assembly in the direction shown by the arrow 9 .
Lenovo E49 Hardware Maintenance Manual
Page 59
... computer, apply thermal grease, at an amount of rough handling. For models with a discrete thermal fan assembly a b For models with a component. Chapter 7. When you attach the thermal fan assembly to imperfect contact with an integrated thermal fan assembly a 1080 Microprocessor For access, remove these FRUs in the following illustration. Removing and replacing a ... marked a and b as shown in order: • "1010 Battery pack" on page 44 • "1030 Bottom slot cover" on page 46 • "1070 Thermal fan assembly" on page 51 Attention: The microprocessor is extremely sensitive.
... computer, apply thermal grease, at an amount of rough handling. For models with a discrete thermal fan assembly a b For models with a component. Chapter 7. When you attach the thermal fan assembly to imperfect contact with an integrated thermal fan assembly a 1080 Microprocessor For access, remove these FRUs in the following illustration. Removing and replacing a ... marked a and b as shown in order: • "1010 Battery pack" on page 44 • "1030 Bottom slot cover" on page 46 • "1070 Thermal fan assembly" on page 51 Attention: The microprocessor is extremely sensitive.
Lenovo E49 Hardware Maintenance Manual
Page 67
... PCI Express Mini Card for your computer. Use only the battery specified in the parts list for wireless LAN" on page 49 • "1070 Thermal fan assembly" on page 51 • "1080 Microprocessor" on page 53 • "1090 Keyboard" on page 54 • "1100 Keyboard bezel" on page 57 • "1120...
... PCI Express Mini Card for your computer. Use only the battery specified in the parts list for wireless LAN" on page 49 • "1070 Thermal fan assembly" on page 51 • "1080 Microprocessor" on page 53 • "1090 Keyboard" on page 54 • "1100 Keyboard bezel" on page 57 • "1120...
Lenovo E49 Hardware Maintenance Manual
Page 69
... 46 • "1050 Hard disk drive assembly" on page 47 • "1060 PCI Express Mini Card for wireless LAN" on page 49 • "1070 Thermal fan assembly" on page 51 • "1080 Microprocessor" on page 53 • "1090 Keyboard" on page 54 • "1100 Keyboard bezel" on page 57 • "1120...
... 46 • "1050 Hard disk drive assembly" on page 47 • "1060 PCI Express Mini Card for wireless LAN" on page 49 • "1070 Thermal fan assembly" on page 51 • "1080 Microprocessor" on page 53 • "1090 Keyboard" on page 54 • "1100 Keyboard bezel" on page 57 • "1120...
Lenovo E49 Hardware Maintenance Manual
Page 71
... 46 • "1050 Hard disk drive assembly" on page 47 • "1060 PCI Express Mini Card for wireless LAN" on page 49 • "1070 Thermal fan assembly" on page 51 • "1080 Microprocessor" on page 53 • "1090 Keyboard" on page 54 • "1100 Keyboard bezel" on page 57 • "1120...
... 46 • "1050 Hard disk drive assembly" on page 47 • "1060 PCI Express Mini Card for wireless LAN" on page 49 • "1070 Thermal fan assembly" on page 51 • "1080 Microprocessor" on page 53 • "1090 Keyboard" on page 54 • "1100 Keyboard bezel" on page 57 • "1120...
Lenovo E49 Hardware Maintenance Manual
Page 81
Bottom and left -side view 1 Battery latch (manual) 2 Battery pack 3 Battery latch (spring-loaded) 4 Security keyhole 5 Fan louvers 6 Monitor connector 7 Ethernet connector 8 HDMI port 9 USB 3.0 connectors 10 Bottom slot cover1 1 The memory modules, hard disk drive, and wireless cards are located underneath the bottom slot cover. Chapter 8. Locations 75 Lenovo E49 and ZhaoYang E49 bottom and left -side view 1 2 3 4 5 10 6 7 98 Figure 4.
Bottom and left -side view 1 Battery latch (manual) 2 Battery pack 3 Battery latch (spring-loaded) 4 Security keyhole 5 Fan louvers 6 Monitor connector 7 Ethernet connector 8 HDMI port 9 USB 3.0 connectors 10 Bottom slot cover1 1 The memory modules, hard disk drive, and wireless cards are located underneath the bottom slot cover. Chapter 8. Locations 75 Lenovo E49 and ZhaoYang E49 bottom and left -side view 1 2 3 4 5 10 6 7 98 Figure 4.
Lenovo E49 Hardware Maintenance Manual
Page 87
... (see "Keyboard" on page 83) - LCD" on page 83) CRU ID N N N N N N N N N N N N N N N N N N LCD FRUs Lenovo E49 and ZhaoYang E49 models use a 14-inch, high-definition (HD), light-emitting diode (LED), liquid-crystal display (LCD) (Table 4 "Parts list - Chapter 9. FRU (Overall) FRU no. 11 Microprocessor...GE1 1G W/HDMI WO/3G/BT 90000249 13 LSS MB DIS N13M-GE1 1G E49A WO/3G/BT 90000321 14 Thermal Module UMA W/FAN 90200873 14 Thermal Module DIS W/FAN 90200874 15 Keyboard (see "ac power adapters" on page 82). LSS Speaker R for E49A&G 90201270 - Parts list 81 LSS ...
... (see "Keyboard" on page 83) - LCD" on page 83) CRU ID N N N N N N N N N N N N N N N N N N LCD FRUs Lenovo E49 and ZhaoYang E49 models use a 14-inch, high-definition (HD), light-emitting diode (LED), liquid-crystal display (LCD) (Table 4 "Parts list - Chapter 9. FRU (Overall) FRU no. 11 Microprocessor...GE1 1G W/HDMI WO/3G/BT 90000249 13 LSS MB DIS N13M-GE1 1G E49A WO/3G/BT 90000321 14 Thermal Module UMA W/FAN 90200873 14 Thermal Module DIS W/FAN 90200874 15 Keyboard (see "ac power adapters" on page 82). LSS Speaker R for E49A&G 90201270 - Parts list 81 LSS ...