HP 303B Maintenance & Service Guide: HP 303B Microtower Business PC - Page 87

Torx T15 screwdriver, Media Card Reader

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Page 87 highlights

memory test 41 microphone pin assignments 59 monitor pin assignments 61 monitor problems 52 mouse cleaning 70 mouse problems 53 N network problems 54 O operating guidelines 68 optical drive removing 21 spare part number 19 optical drive problems 56 overheating, prevention 68 P PCI Express card 12, 15 PCI Express pin assignments 62 POST error messages 42 power cord set requirements country specific 76 power problems 49 power states 40 power supply fan 70 removal and replacement 27 spare part number 27 power switch/LED removal and replacement 24 power switch/LED assembly spare part number 24 preparation for disassembly 3 problems audio 53 CD-ROM or DVD 56 front panel 57 general 48 hard drive 50 keyboard 53 Media Card Reader 51 memory 55 monitor 52 mouse 53 network 54 power 49 R removal and replacement access panel 4 battery 30 drives 19 fan 26 front bezel 6 front I/O device 23 memory module 8 power supply 27 power switch 24 system board 29 removing expansion slot cover 14 hard drive 21 optical drive 21 PCI Express x1 card 14 PCI Express x16 card 15 S safety and comfort 46 safety precautions cleaning 69 SATA connectors on system board 73 data cable pinouts 73 hard drive characteristics 73 screws, correct size 71 SDRAM (synchronous dynamic random access memory 8 serial interface pin assignments 59 service considerations 70 software servicing computer 71 spare part number tamper-resistent wrench 71 Torx T-15 screwdriver 71 specifications computer 77 memory module 8 static electricity 65 system board removal and replacement 29 SATA connectors 73 system board drive connections 20 system fan spare part number 26, 29 T tamper-proof screws tool 71 temperature control 68 tools, servicing 71 Torx T15 screwdriver 71 U updating BIOS 44 USB pin assignments 58 V ventilation, proper 68 Index 79

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memory test
41
microphone pin assignments
59
monitor
pin assignments
61
monitor problems
52
mouse
cleaning
70
mouse problems
53
N
network problems
54
O
operating guidelines
68
optical drive
removing
21
spare part number
19
optical drive problems
56
overheating, prevention
68
P
PCI Express card
12, 15
PCI Express pin assignments
62
POST error messages
42
power cord set requirements
country specific
76
power problems
49
power states
40
power supply
fan
70
removal and replacement
27
spare part number
27
power switch/LED
removal and replacement
24
power switch/LED assembly
spare part number
24
preparation for disassembly
3
problems
audio
53
CD-ROM or DVD
56
front panel
57
general
48
hard drive
50
keyboard
53
Media Card Reader
51
memory
55
monitor
52
mouse
53
network
54
power
49
R
removal and replacement
access panel
4
battery
30
drives
19
fan
26
front bezel
6
front I/O device
23
memory module
8
power supply
27
power switch
24
system board
29
removing
expansion slot cover
14
hard drive
21
optical drive
21
PCI Express x1 card
14
PCI Express x16 card
15
S
safety and comfort
46
safety precautions
cleaning
69
SATA
connectors on system
board
73
data cable pinouts
73
hard drive characteristics
73
screws, correct size
71
SDRAM (synchronous dynamic
random access memory
8
serial interface pin
assignments
59
service considerations
70
software
servicing computer
71
spare part number
tamper-resistent wrench
71
Torx T-15 screwdriver
71
specifications
computer
77
memory module
8
static electricity
65
system board
removal and replacement
29
SATA connectors
73
system board drive
connections
20
system fan
spare part number
26, 29
T
tamper-proof screws
tool
71
temperature control
68
tools, servicing
71
Torx T15 screwdriver
71
U
updating BIOS
44
USB pin assignments
58
V
ventilation, proper
68
Index
79