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HP Tx2635us HP Pavilion tx2500 Entertainment PC - Maintenance and Service Guid - Page 75

Release the audio/infrared board, that secure the audio/infrared board to the system

UPC - 884420449898

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i. System board (see System board on page 62) j. Pen holder (see Pen holder and pen eject assembly on page 65) Remove the audio/infrared board: 1. Remove the two Phillips PM2.0×3.0 screws (1) that secure the audio/infrared board to the system board. 2. Release the audio/infrared board (2) by sliding it away from you until the connectors on the front of the board disengage from the openings in the base enclosure. 3. Remove the audio/infrared board (3). Reverse this procedure to install the audio/infrared board. Component replacement procedures 67

Section	Page
Product description	9
External component identification	13
Top components	13
Display components	13
Keys	15
Pointing devices	16
Front components	17
Left-side components	18
Right-side components	19
Rear components	20
Bottom components	21
Illustrated parts catalog	22
Service tag location	22
Computer major components	24
Plastics Kit	30
Mass storage devices	30
Miscellaneous parts	32
Sequential part number listing	33
Removal and replacement procedures	39
Preliminary replacement requirements	39
Tools required	39
Service considerations	39
Plastic parts	39
Cables and connectors	40
Drive handling	40
Grounding guidelines	41
Electrostatic discharge damage	41
Packaging and transporting guidelines	42
Workstation guidelines	42
Equipment guidelines	43
Unknown user password	44
Component replacement procedures	45
Service tag location	45
Computer feet	46
Battery	47
Pen	48
Hard drive	49
Optical drive	51
Memory module	52
WLAN module	54
Keyboard	57
Switch cover	59
Display assembly	61
Top cover	64
RTC battery	66
Power switch assembly	67
Bluetooth module	69
System board	70
Pen holder and pen eject assembly	73
Audio/infrared board	74
Fan/heat sink assembly	76
Processor	78
Setup Utility	80
Starting the Setup Utility	80
Changing the language of the Setup Utility	81
Navigating and selecting in the Setup Utility	81
Displaying system information	81
Restoring default settings in the Setup Utility	82
Using advanced Setup Utility features	82
Closing the Setup Utility	83
Setup Utility menus	83
Main menu	83
Security menu	83
System Configuration menu	84
Diagnostics menu	84
Specifications	85
Computer specifications	85
12.1-inch, WXGA BrightView display specifications	86
Hard drive specifications	87
DVD±RW and CD-RW SuperMulti Double-Layer Combo Drive specifications	88
System DMA specifications	89
System interrupt specifications	90
System I/O address specifications	91
System memory map specifications	93
Screw listing	94
Phillips PM3.0×3.0 screw	94
Phillips PM2.0×7.0 screw	95
Phillips PM2.0×4.0 screw	96
Phillips PM2.0×5.0 captive screw	98
Black Phillips PM2.0×3.0 screw	99
Phillips PM2.0×11.0 screw	100
Phillips PM2.5×6.0 screw	101
Silver Phillips PM2.0×3.0 screw	102
Backup and recovery	103
Recovering system information	103
Creating recovery discs	103
Backing up your information	104
When to back up	104
Backup suggestions	105
Using system restore points	105
When to create restore points	105
Create a system restore point	105
Restore to a previous date and time	107
Performing a recovery	108
Recovering from the recovery discs	108
Recovering from the partition on the hard drive	108
Connector pin assignments	109
Audio-out (headphone)	109
Audio-in (microphone)	109
External monitor	110
RJ-11 (modem)	111
RJ-45 (network)	111
S-Video-out	112
Universal Serial Bus	112
Power cord set requirements	113
Requirements for all countries or regions	113
Requirements for specific countries or regions	114
Recycling	115
Battery	115
Display	116