Maintenance & Service Guide HP Compaq Pro 4300 All-in-One Business PC

Index
A
access panel, locked 95
audible codes 145
audio problems 110
B
Backup and Restore 140
battery
disposal 32
battery replacement 49
booting options
Full Boot 143
C
cable pinouts
SATA data 24
cautions
AC power 26
cables 32
electrostatic discharge 27
keyboard cleaning 30
keyboard keys 31
CD-ROM or DVD problems 123
cleaning
computer 30
mouse 31
safety precautions 30
CMOS
backing up 146
components
front 3
rear 5
side 4
computer cleaning 30
converter board
removing 65
country power cord set
requirements 151
Customer Support 91, 131
D
display cable
removing 82
display panel
removing 85
drive access panel
removing 38
E
electrostatic discharge (ESD) 27
preventing damage 27
error
codes 143, 145
messages 144
F
f11 recovery 142
fan
removing 63
features
overview 1
flash drive problems 125
flashing LEDs 145
front bezel
removing 84
front components 3
front panel problems 127
G
general problems 94
grounding methods 28
H
hard drive
proper handling 32
removing 42
SATA characteristics 24
hard drive connector
removing 80
hard drive problems 100
hard drive recovery 142
hardware installation problems
116
heat sink
removing 54
heat sink cover
removing 52
helpful hints 92
hinge cover panel
removing 34
I
installing
battery 49
Internet access problems 127
K
keyboard
cleaning 30
keyboard problems 114
L
LEDs
blinking power 145
blinking PS/2 keyboard 145
M
Media Card Reader problems
103
memory access panel
removing 36
memory module
removing 45
memory problems 121
monitor problems 105
mouse
cleaning 31
mouse problems 114
154 Index