HP dx2390 Service Reference Guide: HP Compaq dx2390 Business PC - Page 104

PCI Express Mini Card pin, Torx T-15 screwdriver

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mouse cleaning 22 pin assignments 67 O operating guidelines 20 optical drive installing 47 removing 46 overheating, prevention 20 P parallel interface pin assignments 69 PCI card 38, 40 PCI Express card 38, 40 PCI Express Mini Card pin assignments 76 PCI Express pin assignments 74 power cord set requirements country specific 79 power supply fan 22 removal and replacement 62 power switch/LED assembly removal and replacement 58 processor removal and replacement 60 product ID location 25 R rear chassis fan removal and replacement 61 reference designators 89 removal and replacement access panel 30 battery 64 expansion cards 38 front bezel 31 front USB panel 57 heatsink 59 memory 35 power supply 62 power switch/LED assembly 58 processor 60 rear chassis fan 61 system board 63 removing bezel blanks 32 diskette drive 48 expansion slot cover 39 hard drive 52 media card reader 48 optical drive 46 PCI card 40 PCI Express card 40 riser board reference designators 89 S safety precautions cleaning 21 SATA connectors on system board 14 data cable pinouts 15 hard drive characteristics 14 pin assignments 74 power cable pinouts 15 screws, correct size 23 security cable lock 27 HP Business PC Security Lock 28 padlock 27 serial interface pin assignments 69 serial number location 25 service considerations 22 software backing up 13 servicing computer 22 spare part number tamper-resistent wrench 23 Torx T-15 screwdriver 22 specifications computer 95 memory 35 static electricity 18 system board reference designators 89 removal and replacement 63 SATA connectors 14 system board connections 34 system board drive connections 44 T tamper-proof screws tool 23 temperature control 20 tools, servicing 22 Torx T15 screwdriver 22 U USB pin assignments 70 V ventilation, proper 20 98 Index

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mouse
cleaning
22
pin assignments
67
O
operating guidelines
20
optical drive
installing
47
removing
46
overheating, prevention
20
P
parallel interface pin
assignments
69
PCI card
38,
40
PCI Express card
38,
40
PCI Express Mini Card pin
assignments
76
PCI Express pin assignments
74
power cord set requirements
country specific
79
power supply
fan
22
removal and replacement
62
power switch/LED assembly
removal and replacement
58
processor
removal and replacement
60
product ID location
25
R
rear chassis fan
removal and replacement
61
reference designators
89
removal and replacement
access panel
30
battery
64
expansion cards
38
front bezel
31
front USB panel
57
heatsink
59
memory
35
power supply
62
power switch/LED
assembly
58
processor
60
rear chassis fan
61
system board
63
removing
bezel blanks
32
diskette drive
48
expansion slot cover
39
hard drive
52
media card reader
48
optical drive
46
PCI card
40
PCI Express card
40
riser board
reference designators
89
S
safety precautions
cleaning
21
SATA
connectors on system
board
14
data cable pinouts
15
hard drive characteristics
14
pin assignments
74
power cable pinouts
15
screws, correct size
23
security
cable lock
27
HP Business PC Security
Lock
28
padlock
27
serial interface pin
assignments
69
serial number location
25
service considerations
22
software
backing up
13
servicing computer
22
spare part number
tamper-resistent wrench
23
Torx T-15 screwdriver
22
specifications
computer
95
memory
35
static electricity
18
system board
reference designators
89
removal and replacement
63
SATA connectors
14
system board connections
34
system board drive
connections
44
T
tamper-proof screws
tool
23
temperature control
20
tools, servicing
22
Torx T15 screwdriver
22
U
USB pin assignments
70
V
ventilation, proper
20
98
Index