HP ZBook 14 G2 Mobile Workstation, Руководство по техническому обслуживанию и ремонту

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Description Spare part number
Equipped with an Intel Core i3-5010U 2.10-GHz processor (3.0-MB L3 cache, dual core, 15-W), Intel HD
Graphics 5500 graphics subsystem with UMA memory, and the Windows 8 Standard operating system
for use only on HP EliteBook 840 G2 Notebook PC and HP EliteBook 740 G2 Notebook PC
computer models 799509-501
Equipped with an Intel Core i3-5010U 2.10-GHz processor (3.0-MB L3 cache, dual core, 15-W), Intel HD
Graphics 5500 graphics subsystem with UMA memory, and a non-Windows 8 operating system for use
only on HP EliteBook 840 G2 Notebook PC and HP EliteBook 740 G2 Notebook PC computer models 799509-001
Before removing the system board, follow these steps:
1. Turn off the computer. If you are unsure whether the computer is off or in Hibernation, turn
the computer on, and then shut it down through the operating system.
2. Disconnect the power from the computer by unplugging the power cord from the computer.
3. Disconnect all external devices from the computer.
4. Remove the service cover (see Service cover on page 51 ), and then remove the following components:
a. Battery (see Battery on page 53 )
b. Keyboard (see Keyboard on page 63 )
c. Base enclosure (see Base enclosure on page 75 )
d. Fan (see Fan on page 77 )
e. Heat sink (see Heat sink on page 84 )
When replacing the system board, be sure that the following components are removed from the defective
system board and installed on the replacement system board:
●
Memory modules (see Memory module on page 62 )
●
Heat sink (see Heat sink on page 84 )
●
WLAN module (see WLAN module on page 60 )
●
WWAN module (see WWAN module on page 58 )
Remove the system board:
1. Position the computer right side up.
2. Open the computer as far as it will open.
94 Chapter 6 Removal and replacement procedures for Authorized Service Provider parts ENWW