Safety and Warranty guide
Page 8
... approved to repair your safety. Note: Some computer parts can be upgraded or replaced by the Customer Support Center or your computer after the power cord has been disconnected, the following precautions to install options or replace CRUs. The Off state of injury and property damage. Safety and warranty guide 3 Service and upgrades Do not attempt to service a product yourself unless instructed to as options. Although...
... approved to repair your safety. Note: Some computer parts can be upgraded or replaced by the Customer Support Center or your computer after the power cord has been disconnected, the following precautions to install options or replace CRUs. The Off state of injury and property damage. Safety and warranty guide 3 Service and upgrades Do not attempt to service a product yourself unless instructed to as options. Although...
Safety and Warranty guide
Page 9
... a power cord around you handle options or CRUs, or perform any work inside the computer, take the following precautions to avoid static-electricity damage: • Limit your body. • When possible, remove the static-sensitive part from touching components. • When you install a static-sensitive option or CRU, touch the static-protective package containing the part to a metal expansion-slot cover...
... a power cord around you handle options or CRUs, or perform any work inside the computer, take the following precautions to avoid static-electricity damage: • Limit your body. • When possible, remove the static-sensitive part from touching components. • When you install a static-sensitive option or CRU, touch the static-protective package containing the part to a metal expansion-slot cover...
Safety and Warranty guide
Page 13
... turn off and unplug the computer before opening the cover. Keep electrical appliances such as this might be required for computers in dusty or high-traffic areas. • Do not restrict or block any ventilation openings. • Do not store or operate your computer inside of the computer including heat sink inlet fins, power supply vents, and fans. then remove...
... turn off and unplug the computer before opening the cover. Keep electrical appliances such as this might be required for computers in dusty or high-traffic areas. • Do not restrict or block any ventilation openings. • Do not store or operate your computer inside of the computer including heat sink inlet fins, power supply vents, and fans. then remove...
Safety and Warranty guide
Page 17
... should follow . Note to CATV system installer This reminder is provided to call the CATV system installer's attention to be connected 12 Safety and warranty guide There are present inside these parts, contact a service technician. Power supply statement Never remove the cover on a power supply or any component that connect to external antennas and cable/CATV systems. If local codes are intended to Article 820-40 of...
... should follow . Note to CATV system installer This reminder is provided to call the CATV system installer's attention to be connected 12 Safety and warranty guide There are present inside these parts, contact a service technician. Power supply statement Never remove the cover on a power supply or any component that connect to external antennas and cable/CATV systems. If local codes are intended to Article 820-40 of...
Safety and Warranty guide
Page 18
Proper grounding for the cable Power service grounding electrode system (NEC Article 250, Part H) Ground clamps Electronic service equipment Special note for årsake brannfare. og er tilkoplet et kabel-TV nett, kan for users in wire Antenna discharge unit (NEC Section 810-20) Grounding conductors (NEC Section 810-21) Figure 1. Example of cable entry as practical. For å...
Proper grounding for the cable Power service grounding electrode system (NEC Article 250, Part H) Ground clamps Electronic service equipment Special note for årsake brannfare. og er tilkoplet et kabel-TV nett, kan for users in wire Antenna discharge unit (NEC Section 810-20) Grounding conductors (NEC Section 810-21) Figure 1. Example of cable entry as practical. For å...
Safety and Warranty guide
Page 29
... warranty does not cover the following: • uninterrupted or error-free operation of a product • loss of, or damage to, your data by a product • any software programs, whether provided with the product or installed subsequently • failure or damage resulting from misuse, abuse, accident, modification, unsuitable physical or operating environment, natural disasters, power surges, improper maintenance, or use not in...
... warranty does not cover the following: • uninterrupted or error-free operation of a product • loss of, or damage to, your data by a product • any software programs, whether provided with the product or installed subsequently • failure or damage resulting from misuse, abuse, accident, modification, unsuitable physical or operating environment, natural disasters, power surges, improper maintenance, or use not in...
Safety and Warranty guide
Page 30
... THIS WARRANTY GIVES YOU SPECIFIC LEGAL RIGHTS. Part 2 - Warranty Service Information. The warranty period and type of purchase specified on your product are set forth below in materials and workmanship under normal use and conditions during the warranty period, Lenovo will provide you a remedy under this Warranty Covers: Lenovo warrants that each hardware product that apply to a covered defect during the...
... THIS WARRANTY GIVES YOU SPECIFIC LEGAL RIGHTS. Part 2 - Warranty Service Information. The warranty period and type of purchase specified on your product are set forth below in materials and workmanship under normal use and conditions during the warranty period, Lenovo will provide you a remedy under this Warranty Covers: Lenovo warrants that each hardware product that apply to a covered defect during the...
Safety and Warranty guide
Page 31
... type rather than being repaired. The replacement product or part provided by contacting Lenovo. Only unaltered Lenovo products and parts are eligible for loss or disclosure of the product may be used to the original product or part. TO THE EXTENT PERMITTED BY LAW, UNDER NO CIRCUMSTANCES AND NOTWITHSTANDING THE FAILURE OF ESSENTIAL PURPOSE OF ANY REMEDY SET FORTH HEREIN, SHALL LENOVO...
... type rather than being repaired. The replacement product or part provided by contacting Lenovo. Only unaltered Lenovo products and parts are eligible for loss or disclosure of the product may be used to the original product or part. TO THE EXTENT PERMITTED BY LAW, UNDER NO CIRCUMSTANCES AND NOTWITHSTANDING THE FAILURE OF ESSENTIAL PURPOSE OF ANY REMEDY SET FORTH HEREIN, SHALL LENOVO...
Safety and Warranty guide
Page 38
... your location. On-site Service Under On-Site Service, a Service Provider will be installed for the replacement CRU if the Service Provider does not receive the defective CRU from a Service Provider or Lenovo under which Self-service CRUs would be returned to the designated service center. An optional service offering may find a list of the Service Provider. You may be repaired or exchanged at a designated service center, with a replacement CRU...
... your location. On-site Service Under On-Site Service, a Service Provider will be installed for the replacement CRU if the Service Provider does not receive the defective CRU from a Service Provider or Lenovo under which Self-service CRUs would be returned to the designated service center. An optional service offering may find a list of the Service Provider. You may be repaired or exchanged at a designated service center, with a replacement CRU...
(English) User Guide - Lenovo N3 Series
Page 11
... to an Ethernet type local area network. Basic connector instructions Connector Description Ethernet connector Use this connector to attach a device that requires a USB connection. Connecting the power cord 6 User Guide Headphone Use this section. Note: If your computer when you use speech-recognition software. Connecting your computer Note: Your computer may not have all of the connectors described in this connector to attach headphones to your computer when you want to record sound or...
... to an Ethernet type local area network. Basic connector instructions Connector Description Ethernet connector Use this connector to attach a device that requires a USB connection. Connecting the power cord 6 User Guide Headphone Use this section. Note: If your computer when you use speech-recognition software. Connecting your computer Note: Your computer may not have all of the connectors described in this connector to attach headphones to your computer when you want to record sound or...
Lenovo N300/308 All-In-One PC Hardware Maintenance Manual
Page 5
Replacing hardware . . . . 11 General information 11 Replacing the keyboard and mouse 12 Removing the rear cover 12 Replacing the battery 13 Replacing a memory module 14 Replacing the hard disk drive 15 Replacing the heat-sink 16 Replacing the Wi-Fi card 17 Replacing the speaker system 18 Replacing the front indicator board 19 Replacing the motherboard 20 Replacing the computer stand 21 Replacing the camera 22 Replacing the LED panel module 23 © Copyright Lenovo 2012, 2013 iii About this manual 1 Important Safety...
Replacing hardware . . . . 11 General information 11 Replacing the keyboard and mouse 12 Removing the rear cover 12 Replacing the battery 13 Replacing a memory module 14 Replacing the hard disk drive 15 Replacing the heat-sink 16 Replacing the Wi-Fi card 17 Replacing the speaker system 18 Replacing the front indicator board 19 Replacing the motherboard 20 Replacing the computer stand 21 Replacing the camera 22 Replacing the LED panel module 23 © Copyright Lenovo 2012, 2013 iii About this manual 1 Important Safety...
Lenovo N300/308 All-In-One PC Hardware Maintenance Manual
Page 9
... power cords, telecommunication cables, network cables, and modem cables before you can be trapped in your eyes. • After service, reinstall all covers correctly before servicing a computer. Distribute the weight of a machine. Never move suddenly or twist when you need to your back. this action removes the strain from areas that you attempt to the customer. Ensure you open the computer covers, unless instructed...
... power cords, telecommunication cables, network cables, and modem cables before you can be trapped in your eyes. • After service, reinstall all covers correctly before servicing a computer. Distribute the weight of a machine. Never move suddenly or twist when you need to your back. this action removes the strain from areas that you attempt to the customer. Ensure you open the computer covers, unless instructed...
Lenovo N300/308 All-In-One PC Hardware Maintenance Manual
Page 10
... be a complete circuit to switch off controls, is conductive, and touching a live electrical currents. Blowers and fans - do not become a victim yourself. 4 Lenovo N300/308 All-In-One PC Hardware Maintenance Manual Some hand tools have rubber floor mats near you. Observe the special safety precautions when you work on the computer, unplug the power cord. Use extreme care when measuring...
... be a complete circuit to switch off controls, is conductive, and touching a live electrical currents. Blowers and fans - do not become a victim yourself. 4 Lenovo N300/308 All-In-One PC Hardware Maintenance Manual Some hand tools have rubber floor mats near you. Observe the special safety precautions when you work on the computer, unplug the power cord. Use extreme care when measuring...
Lenovo N300/308 All-In-One PC Hardware Maintenance Manual
Page 11
.... Use product-specific ESD procedures when they present: • Electrical hazards, especially primary power (primary voltage on the frame can occur when there is to attachment of fire or smoke damage. 7. Make sure that the power-supply cover fasteners (screws or rivets) have been certified (ISO 9000) as loose or missing hardware The guide consists of a series of this inspection guide.
.... Use product-specific ESD procedures when they present: • Electrical hazards, especially primary power (primary voltage on the frame can occur when there is to attachment of fire or smoke damage. 7. Make sure that the power-supply cover fasteners (screws or rivets) have been certified (ISO 9000) as loose or missing hardware The guide consists of a series of this inspection guide.
Lenovo N300/308 All-In-One PC Hardware Maintenance Manual
Page 12
... attached devices. 6 Lenovo N300/308 All-In-One PC Hardware Maintenance Manual Attach the ESD ground clip to provide a static-free work mat to any frame ground, ground braid, or green-wire ground. - Grounding requirements Electrical grounding of the AC plug on AC-operated computers. Most clothing is insulative and retains a charge even when you open the device covers, unless instructed otherwise in the installation and configuration...
... attached devices. 6 Lenovo N300/308 All-In-One PC Hardware Maintenance Manual Attach the ESD ground clip to provide a static-free work mat to any frame ground, ground braid, or green-wire ground. - Grounding requirements Electrical grounding of the AC plug on AC-operated computers. Most clothing is insulative and retains a charge even when you open the device covers, unless instructed otherwise in the installation and configuration...
Lenovo N300/308 All-In-One PC Hardware Maintenance Manual
Page 13
... radiation when open. Safety information 7 Attach power cords to the beam. Turn everything OFF. 2. Remove all cables to more than those specified herein might result in water • Heat to devices. 3. The battery contains lithium and can explode if not properly used, handled, or disposed of the battery as CD-ROMs, DVD-ROM drives, fiber optic devices, or transmitters) are no serviceable parts inside the device. • Use of controls or...
... radiation when open. Safety information 7 Attach power cords to the beam. Turn everything OFF. 2. Remove all cables to more than those specified herein might result in water • Heat to devices. 3. The battery contains lithium and can explode if not properly used, handled, or disposed of the battery as CD-ROMs, DVD-ROM drives, fiber optic devices, or transmitters) are no serviceable parts inside the device. • Use of controls or...
Lenovo N300/308 All-In-One PC Hardware Maintenance Manual
Page 20
... the operating system, and turn off the computer and all attached devices. Line up the battery pack as shown. c. Step 2. This includes power cords, input/output (I /O) cables, and any other cables that are connected to "Removing the rear cover". 14 Lenovo N300/308 All-In-One PC Hardware Maintenance Manual Refer to the computer. Step 2. Step 6. Remove any media (disks, CDs, DVDs, or memory cards) from the drives, shut down before removing the rear cover. Remove the rear cover...
... the operating system, and turn off the computer and all attached devices. Line up the battery pack as shown. c. Step 2. This includes power cords, input/output (I /O) cables, and any other cables that are connected to "Removing the rear cover". 14 Lenovo N300/308 All-In-One PC Hardware Maintenance Manual Refer to the computer. Step 2. Step 6. Remove any media (disks, CDs, DVDs, or memory cards) from the drives, shut down before removing the rear cover. Remove the rear cover...
Lenovo N300/308 All-In-One PC Hardware Maintenance Manual
Page 24
... install the new Wi-Fi card: a. Refer to the new Wi-Fi card. Step 2. This includes power cords, input/output (I/O) cables, and any media (disks, CDs, DVDs, or memory cards) from electrical outlets. Unplug all cables attached to the computer. Remove the rear cover. Disconnect all power cords from the drives, shut down before removing the rear cover. Insert the new Wi-Fi card into the card port and secure it with locating the various connectors. Replacing the speaker...
... install the new Wi-Fi card: a. Refer to the new Wi-Fi card. Step 2. This includes power cords, input/output (I/O) cables, and any media (disks, CDs, DVDs, or memory cards) from electrical outlets. Unplug all cables attached to the computer. Remove the rear cover. Disconnect all power cords from the drives, shut down before removing the rear cover. Insert the new Wi-Fi card into the card port and secure it with locating the various connectors. Replacing the speaker...
Lenovo N300/308 All-In-One PC Hardware Maintenance Manual
Page 26
... drives, shut down before removing the rear cover. Remove the 2 screws that are connected to let it . To install the new front indicator board: a. Step 9. Remove any other cables that secure the front indicator board to the motherboard. 20 Lenovo N300/308 All-In-One PC Hardware Maintenance Manual This includes power cords, input/output (I/O) cables, and any media (disks, CDs, DVDs, or memory cards) from the front indicator board. Remove the memory modules. Remove the hard disk drive. Step 6. Replacing the motherboard Note: Turn...
... drives, shut down before removing the rear cover. Remove the 2 screws that are connected to let it . To install the new front indicator board: a. Step 9. Remove any other cables that secure the front indicator board to the motherboard. 20 Lenovo N300/308 All-In-One PC Hardware Maintenance Manual This includes power cords, input/output (I/O) cables, and any media (disks, CDs, DVDs, or memory cards) from the front indicator board. Remove the memory modules. Remove the hard disk drive. Step 6. Replacing the motherboard Note: Turn...
Lenovo N300/308 All-In-One PC Hardware Maintenance Manual
Page 29
...-Fi card. Remove the speaker. Step 12. To install the new the LED panel module: a. Replacing hardware 23 To replace the LED panel module: Step 1. Step 3. This includes power cords, input/output (I/O) cables, and any media (disks, CDs, DVDs, or memory cards) from the drives, shut down before removing the rear cover. Step 5. Remove the memory module. Remove the heat-sink. Step 8. Remove the battery. Refer to "Removing the rear cover". Reattach the rear cover. Refer to "Replacing the camera". Step 6. Refer to "Replacing the hard disk drive...
...-Fi card. Remove the speaker. Step 12. To install the new the LED panel module: a. Replacing hardware 23 To replace the LED panel module: Step 1. Step 3. This includes power cords, input/output (I/O) cables, and any media (disks, CDs, DVDs, or memory cards) from the drives, shut down before removing the rear cover. Step 5. Remove the memory module. Remove the heat-sink. Step 8. Remove the battery. Refer to "Removing the rear cover". Reattach the rear cover. Refer to "Replacing the camera". Step 6. Refer to "Replacing the hard disk drive...