Diagnostics Panel - IBM 867413x - Eserver xSeries 330 8674 Hardware Maintenance Manual

4. Remove the server/workstation cover (see "Removing the cover" on page 48).
5. Press and hold the Light Path Diagnostics (blue) button on the diagnostics

Diagnostics panel

The following illustration shows the LEDs on the diagnostics panel on the system
board. See Table 3 for information on identifying problems using these LEDs.
Light
Path
TEMP
Table 3. Light Path Diagnostics
LED
PS
MEM
TEMP
CPU
FAN
VRM
SP
PCI
See "Information panel system error LED" on page 121 for appropriate action.
14
Hardware Maintenance Manual: xSeries 330 Type 8674, IntelliStation R Pro Type 6851, and Network Equipment Building
System Type 8674
Note: Refer to "Working inside a server/workstation with power on" on
page 46 for instructions and precautions for working in the
server/workstation with the power on.
panel. The LEDs will illuminate while the switch is pressed.
Note: You can illuminate the LEDs for a maximum of two minutes. After that
time, the circuit that powers the LEDs is exhausted.
PS MEM
CPU
FAN VRM
SP PCI
Description
Power supply error
Memory error occurred
System temperature exceeded maximum rating
Microprocessor error
Fan failed or operating slowly
Voltage regulator module error
™
Error occurred on service processor
Error occurred on an adapter in PCI slot 1 or 2, or one of the PCI service
devices integrated on the system board.