IBM System x3950 Type 8878 Service Manual page 188

error logs (continued)
system error 72
viewing 72
error symptoms
CD-ROM drive, DVD-ROM drive 89
general 90
hard disk drive 90
intermittent 91
keyboard, non-USB 91
keyboard, USB 92
memory 94
microprocessor 95
monitor 96
mouse, non-USB 91
mouse, USB 92
optional devices 98
pointing device, non-USB 91
pointing device, USB 92
power 99
serial port 100
ServerGuide 101
software 101
USB port 102
errors
format, diagnostic code 113
messages, diagnostic 112
power supply LEDs 110
Ethernet connector 6
Ethernet controller, troubleshooting 157
Ethernet controllers, configuring 20
ethernet link LED 6
Ethernet transmit/receive activity LED 6, 7
expansion bays 3
expansion slots 3
external
cabling 34
F
FAN LED 109
fan, replacing 37
FCC Class A notice 167
features 3
field replaceable units (FRUs) 25
firmware, updating 13
Fixed Disk Test 112
force power-on jumper 8
front-panel assembly, replacing 53
FRUs, replacing
front-panel assembly 53
microprocessor 54
microprocessor-board assembly 54
PCI-X board assembly 59
PCI-X switch-card assembly 60
power backplane 61
scalability cartridge assembly 63
G
Gigabit Ethernet connector 7
grease, thermal 58
172
IBM System x3950 Type 8878 and System x3950 E Type 8879: Problem Determination and Service Guide
H
hard disk drive
diagnostic tests, types of 112
problems 90
status LED 4
heat output 3
hot-plug adapter.
See adapter
humidity 3
I
I/O board
error LED 7
jumpers and internal connectors 8
replacing 47
I/O BRD LED 109
important notices 2
information LED 4
installation order
microprocessors 54
installing
See replacing
integrated functions 3
intermittent problems 91
internal connectors 8
J
jumpers
boot recovery 8
force power-on 8
power-on password 8
Wake on LAN bypass 8
K
keyboard connector 6
keyboard problems 91
L
LEDs 6
light path diagnostic panel 103
light path, viewing without power 102
microprocessor tray assembly 10, 103
operator information panel 103
PCI-X board 104
LEDs, light path
CPU 106
CPU BRD 109
DASD 108
FAN 109
I/O BRD 109
LOG 106
MEM 107
NMI 107
NONRED 108
OVERSPEC 105
PCI 107