2
Table 1 Chassis structure
Section Description
Remarks
(1) LPU slots
Both LPUs and LPU slots are purple
edged for easy identification.
N/A
(2) MPU slots
Both MPUs and MPU slots are pink
edged for easy identification.
You must install at least one MPU.
(3) Power
supply slots
x
The A10504 has four power
supply slots.
x
The A10508 and the A10508-V
have six power supply slots.
N/A
(4) Fan tray slot
Location of the fan tray slot:
x
A10504 and A10508—Left rear
of the chassis
x
A10508-V—Upper rear of the
chassis
Every A10500 switch comes with one fan tray.
You do not need to order fan trays.
(5) Switching
fabric module
slots
Both switching fabric modules and
switching fabric module slots have
silver gray edges.
You must install at least one switching fabric
module.
You can install up to four switching modules, and
one of them must be installed in one of the two
lowest numbered switching fabric module slots.
x
For the A10504, you must at least install one
switching fabric module in slot 6 or slot 7.
x
For the A10508 or A10508-V, you must at least
install one switching fabric module in slot 10 or
slot 11.
NOTE:
x
The installation procedures for LPUs, MPUs, and switching fabric modules are similar. They are
collectively called cards in this installation guide unless otherwise specified.
x
For more information about the cards, power supplies, and fan trays available for the A10500 switches,
see the chapter “Appendix B FRUs and compatibility matrixes.”
Switch and FRU aliases
The following tables list the aliases of the A10500 switches and FRUs in this installation guide:
x
Table 2
for A10500 switch chassis
x
Table 3
for MPUs
x
Table 4
for switching fabric
x
Table 5
for LPUs
x
Table 6
for power supplies
x
Table 7
for mounting accessories
x
Table 8
for fan assemblies
