Lenovo IdeaCentre B540-B540P Hardware Maintenance Manual
Page 10
...powered-off controls, is conductive; If you can cause personal injury and machine damage. • Do not service the following parts with powered-on electrical equipment; Stand on electrical equipment. these hazards are moist floors, nongrounded power extension cables, power surges,... the power cord. Performing a mechanical inspection - Working near equipment that contain small conductive fibers to switch off power. 4 IdeaCentre B540-B540PHardware Maintenance Manual Remember: There must be a complete circuit to work with live electrical circuits with the power-off . •...
...powered-off controls, is conductive; If you can cause personal injury and machine damage. • Do not service the following parts with powered-on electrical equipment; Stand on electrical equipment. these hazards are moist floors, nongrounded power extension cables, power surges,... the power cord. Performing a mechanical inspection - Working near equipment that contain small conductive fibers to switch off power. 4 IdeaCentre B540-B540PHardware Maintenance Manual Remember: There must be a complete circuit to work with live electrical circuits with the power-off . •...
Lenovo IdeaCentre B540-B540P Hardware Maintenance Manual
Page 12
...common ground or reference point when working on ac-operated computers. DANGER Electrical current from touching your body. • Prevent the part from power, telephone and communication cables is desirable but not required to protect against ESD damage. - To avoid a shock ... the attached power cords, telecommunications systems, networks, and modems before you are provided in this product or attached devices. 6 IdeaCentre B540-B540PHardware Maintenance Manual Proper grounding of this product during an electrical storm. • Connect all power cords to a properly wired and...
...common ground or reference point when working on ac-operated computers. DANGER Electrical current from touching your body. • Prevent the part from power, telephone and communication cables is desirable but not required to protect against ESD damage. - To avoid a shock ... the attached power cords, telecommunications systems, networks, and modems before you are provided in this product or attached devices. 6 IdeaCentre B540-B540PHardware Maintenance Manual Proper grounding of this product during an electrical storm. • Connect all power cords to a properly wired and...
Lenovo IdeaCentre B540-B540P Hardware Maintenance Manual
Page 32
Converter Connector 3. TV Function Connector 4. Tuner Board Connector 6. Identifying parts and connectors on the hardware TV scale board The following illustration shows the locations of parts on the digital hardware TV board. (DVB-T type) 1 2 3 4 5 6...3. LVDS Connector 2. LVDS Connector 2. TV Function Connector 5. Fan Connector 6. Mother Board Connector 5. Fan Connector The following illustration shows the locations of parts on the analog hardware TV board. 1 2 3 4 5 6 1. Mother Board Connector 5. Fan Connector 7. Tuner Board Connector 6. LVDS Connector 2....
Converter Connector 3. TV Function Connector 4. Tuner Board Connector 6. Identifying parts and connectors on the hardware TV scale board The following illustration shows the locations of parts on the digital hardware TV board. (DVB-T type) 1 2 3 4 5 6...3. LVDS Connector 2. LVDS Connector 2. TV Function Connector 5. Fan Connector 6. Mother Board Connector 5. Fan Connector The following illustration shows the locations of parts on the analog hardware TV board. 1 2 3 4 5 6 1. Mother Board Connector 5. Fan Connector 7. Tuner Board Connector 6. LVDS Connector 2....
Lenovo IdeaCentre B540-B540P Hardware Maintenance Manual
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.../1600/6/1155/65 CPU I i5-3470S 2.9G/1600/6/1155/65 CPU 58 IdeaCentre B540-B540PHardware Maintenance Manual 12 Lenovo P/N CRU ID 1100335 N 1100337 N 1100577 N 1100412 N 1100338 N 1100393 N 1100417 N 1100413 N identifies parts that are slightly more difficult to replace. • N-identifies parts that have a 1 or 2 in the CRU column are fairly simple to read and...
.../1600/6/1155/65 CPU I i5-3470S 2.9G/1600/6/1155/65 CPU 58 IdeaCentre B540-B540PHardware Maintenance Manual 12 Lenovo P/N CRU ID 1100335 N 1100337 N 1100577 N 1100412 N 1100338 N 1100393 N 1100417 N 1100413 N identifies parts that are slightly more difficult to replace. • N-identifies parts that have a 1 or 2 in the CRU column are fairly simple to read and...