User manual

Description Spare part number
MB of discrete video memory (512-MB×16 GDDR3×4 pieces, 1.35-V/3-GHz), and a non-Windows
operating system
Equipped with an Intel Core i5-8250U 1.66-GHz (turbo up to 3.40-GHz) quad core processor (2400-MHz
FSB, 6.0-MB L3 cache, 15-W), an Intel HD Graphics 620 graphics subsystem with UMA video memory, and
the Windows 10 operating system
934999-601
Equipped with an Intel Core i5-8250U 1.66-GHz (turbo up to 3.40-GHz) quad core processor (2400-MHz
FSB, 6.0-MB L3 cache, 15-W), an Intel HD Graphics 620 graphics subsystem with UMA video memory, and
a non-Windows operating system
934999-001
For use on all computer models:
Equipped with an Intel Core i7-7500U 2.70-GHz (turbo up to 3.50-GHz) dual core processor (2133-MHz
FSB, 4.0-MB L3 cache, 15-W), an NVIDIA N16S-GTR (GeForce 940MX) graphics subsystem with up to
4096-MB of discrete video memory (256-MB×16 DDR3×8 pieces, 1.5V/1-GHz), and the Windows 10
operating system
924311-601
Equipped with an Intel Core i7-7500U 2.70-GHz (turbo up to 3.50-GHz) dual core processor (2133-MHz
FSB, 4.0-MB L3 cache, 15-W), an NVIDIA N16S-GTR (GeForce 940MX) graphics subsystem with up to
4096-MB of discrete video memory (256-MB×16 DDR3×8 pieces, 1.5V/1-GHz), and a non-Windows
operating system
924311-001
Equipped with an Intel Core i7-7500U 2.70-GHz (turbo up to 3.50-GHz) dual core processor (2133-MHz
FSB, 4.0-MB L3 cache, 15-W), an Intel HD Graphics 620 graphics subsystem with UMA video memory, and
the Windows 10 operating system
924309-601
Equipped with an Intel Core i7-7500U 2.70-GHz (turbo up to 3.50-GHz) dual core processor (2133-MHz
FSB, 4.0-MB L3 cache, 15-W), an Intel HD Graphics 620 graphics subsystem with UMA video memory, and
a non-Windows operating system
924309-001
Equipped with an Intel Core i5-7200U 2.50-GHz (turbo up to 3.10-GHz) dual core processor (2133-MHz
FSB, 3.0-MB L3 cache, 15-W), an NVIDIA N16S-GTR (GeForce 940MX) graphics subsystem with up to
4096-MB of discrete video memory (256-MB×16 DDR3×8 pieces, 1.5V/1-GHz), and the Windows 10
operating system
924310-601
Equipped with an Intel Core i5-7200U 2.50-GHz (turbo up to 3.10-GHz) dual core processor (2133-MHz
FSB, 3.0-MB L3 cache, 15-W), an NVIDIA N16S-GTR (GeForce 940MX) graphics subsystem with up to
4096-MB of discrete video memory (256-MB×16 DDR3×8 pieces, 1.5V/1-GHz), and a non-Windows
operating system
924310-001
Equipped with an Intel Core i5-7200U 2.50-GHz (turbo up to 3.10-GHz) dual core processor (2133-MHz
FSB, 3.0-MB L3 cache, 15-W), an Intel HD Graphics 620 graphics subsystem with UMA video memory, and
the Windows 10 operating system
924308-601
Equipped with an Intel Core i5-7200U 2.50-GHz (turbo up to 3.10-GHz) dual core processor (2133-MHz
FSB, 4.0-MB L3 cache, 15-W), an Intel HD Graphics 620 graphics subsystem with UMA video memory, and
a non-Windows operating system
924308-001
Before removing the system board, follow these steps:
1. Shut down the computer. If you are unsure whether the computer is o or in Hibernation, turn
the computer on, and then shut it down through the operating system.
2. Disconnect all external devices connected to the computer.
3. Disconnect the power from the computer by rst unplugging the power cord from the AC outlet, and
then unplugging the AC adapter from the computer.
4. Remove the bottom cover (see Bottom cover on page 30).
5. Remove the battery (see Battery on page 32).
42 Chapter 5 Removal and replacement procedures