Acer Network Device Altos R520 - Manual (Page 183)

173
system jumpers 27
system memory
reconfiguring 75
system tour 1
system upgrade 37
ESD precautions 39
installation precautions 39
post-installation instructions 40
preinstallation instructions 39
T
top cover
installing 44
removing 44
troubleshooting 127
confirming loading of the OS 132
hardware diagnostic testing 131
POST error codes 140
problems 132
adapter stopped working 136
cannot connect to a
network 135
cannot detect bootable
drive 134
cannot detect memory 134
cannot eject DVD/CD tray 134
cannot read DVD/CD 134
controller stopped
working 136
CPUs not recognized 133
DVD/CD drive no light 133
HDD LED no light 133
HDD not recognized 134
initial system installation 129
LAN LED no light 135
network connection fails 135
no characters on screen 137
no video 135
power indicator no light 132
server boot does not complete
POST 133
system fans do not rotate 138
resetting the system 129
verifying key system lights 131
turning off the system 36
turning on the system 33
power-on problems 34
U
upgrading the BIOS 125