LEDs visible from the top of the NAS Gateway 500 with the top cover removed
Table 22. LEDs visible from the top of the NAS Gateway 500 with the top cover removed
Location
Name
Color
Notes
Power supply
AC indicator
Green
If the AC power-on button is pressed, the LED comes on
solid.
DC indicator
Green
When flashing, the unit is in standby. Pressing the power-on
button causes the unit to begin powering up. This LED turns
to solid green in approximately 40 seconds.
Fault indicator
Amber
If on, replace the power supply. The power supply can be
removed with the power on.
Fan 1
Fault indicator
Amber
If on, replace fan. This can be done with the power on.
Fan 2
Fault indicator
Amber
If on, replace fan. This can be done with the power on.
Fan 3
Fault indicator
Amber
If on, replace fan. This can be done with the power on.
Fan 4
Fault indicator
Amber
If on, replace fan. This can be done with the power on.
Processor board
M8
Amber
If on, power down the system and remove the processor
board. After you have removed the processor board, you can
replace the DIMM.
M7
Amber
M6
Amber
M5
Amber
M4
Amber
M3
Amber
M2
Amber
M1
Amber
! processor board
Amber
If on, power down the system and replace the processor
board.
CEC backplane
(between the two
processor books
toward the front of
the backplane)
CEC backplane
Amber
It identifies the location of the CEC backplane.
PCI riser card
PCI riser card
Amber
It identifies the location of the PCI riser card.
PCI-X adapter slot
dividers (next to the
PCI-X adapter slots;
also visible from the
back of the NAS
Gateway 500)
PCI-X divider
Green
If on, a card is plugged into the slot. If off and the amber LED
is blinking, it identifies which card requires repair.
Amber
If blinking and the green LED is on, it identifies the card
location. If blinking and the green LED is off, it identifies which
card requires repair.
Chapter 13. Using the system
387
Summary of Contents for TotalStorage NAS Gateway 500
Page 1: ...IBM TotalStorage NAS Gateway 500 Service Guide GY27 0418 00 ...
Page 2: ......
Page 3: ...IBM TotalStorage NAS Gateway 500 Service Guide GY27 0418 00 ...
Page 16: ...xiv NAS Gateway 500 Service Guide ...
Page 20: ...xviii NAS Gateway 500 Service Guide ...
Page 36: ...System logic flow Note Not all components are supported 16 NAS Gateway 500 Service Guide ...
Page 52: ...32 NAS Gateway 500 Service Guide ...
Page 58: ...38 NAS Gateway 500 Service Guide ...
Page 112: ...92 NAS Gateway 500 Service Guide ...
Page 266: ...246 NAS Gateway 500 Service Guide ...
Page 326: ...306 NAS Gateway 500 Service Guide ...
Page 353: ...Chapter 11 Removal and replacement procedures 333 ...
Page 392: ...372 NAS Gateway 500 Service Guide ...
Page 402: ...382 NAS Gateway 500 Service Guide ...
Page 412: ...392 NAS Gateway 500 Service Guide ...
Page 440: ...420 NAS Gateway 500 Service Guide ...
Page 446: ...426 NAS Gateway 500 Service Guide ...
Page 448: ...428 NAS Gateway 500 Service Guide ...
Page 466: ...446 NAS Gateway 500 Service Guide ...
Page 469: ......
Page 470: ... Printed in U S A GY27 0418 00 ...
Page 471: ...Spine information IBM TotalStorage NAS Gateway 500 NAS Gateway 500 Service Guide GY27 0418 00 ...