HP ProBook 440 G1 Notebook PC Maintenance and Service Guide

Equipment guidelines ................................................................. 35
5 Removal and replacement procedures for Customer Self-Repair parts ............................. 36
Component replacement procedures ........................................................................................ 36
Battery ................................................................................................................... 37
Service door ........................................................................................................... 38
Using the optional security screw .............................................................................. 39
Hard drive ............................................................................................................. 39
Optical drive .......................................................................................................... 42
Memory modules .................................................................................................... 44
WLAN/Bluetooth combo card .................................................................................. 46
WWAN module ..................................................................................................... 48
Keyboard ............................................................................................................... 50
6 Removal and replacement procedures for Authorized Service Provider parts .................. 52
Component replacement procedures ........................................................................................ 52
RTC battery – models without WWAN ....................................................................... 53
Top cover ............................................................................................................... 54
Speaker assembly ................................................................................................... 59
Fingerprint reader assembly ..................................................................................... 61
Power button board ................................................................................................. 62
Function board ....................................................................................................... 64
Card reader board .................................................................................................. 65
USB/audio board ................................................................................................... 67
System board ......................................................................................................... 68
Power cable ........................................................................................................... 70
Battery cable .......................................................................................................... 71
RTC battery – WWAN models .................................................................................. 72
Fan/heat sink assembly ........................................................................................... 74
Processor ............................................................................................................... 77
Display assembly .................................................................................................... 79
7 New Windows 8.1 features ............................................................................................ 86
Navigating the Start screen ..................................................................................................... 86
Locating the Start button and the Start menu ............................................................... 88
Shutting down the computer ..................................................................................... 88
Displaying all apps ................................................................................................. 88
Closing apps .......................................................................................................... 89
Enhanced search feature .......................................................................................... 89
Enhanced snap feature ............................................................................................ 89
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