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V
IXEL
I
N
S
PEED
™ SAN S
TORAGE
S
WITCH
M
ODEL
375
C
HAPTER
2 S
WITCH
I
NSTALLATION
U
SER
’
S
G
UIDE
EMBEDDED
IN
THE
FUTURE
OF
STORAGE
14
P
OWER
S
UPPLY
/F
AN
M
ODULE
R
EPLACEMENT
The Vixel InSpeed™ SAN Storage Switch Model 375 has hot-swappable power supply/fan modules
for high availability. A power supply/fan module consists of an individual power supply and a fan
bank consisting of three fans.
The switch can run on one functioning power supply/fan module indefinitely, as long as the faulty
power supply/fan module remains installed in the switch and there are at least two fans
operational in each module’s fan bank. If the power supply/fan module is removed from the
switch, the switch will continue to operate normally for approximately 20-30 minutes. Non-
functional modules should be immediately replaced to maintain high availability.
To remove an old power supply/fan module:
1. Have the new power supply/fan module close to the switch for quick insertion. (This step
ensures that the procedure takes no longer than necessary—the switch can only operate
with one power supply/fan module installed for approximately 20-30 minutes.)
2. Unplug the power cord from the faulty module’s power receptacle.
3. Slide the safety latch over the power receptacle to expose the thumb screw.
4. Loosen the two thumb screws. No tools are required.
5. Pull the unscrewed power supply/fan module out of the switch’s module bay using the
module’s handle.
To insert a new power supply/fan module:
1. Align the power supply/fan module with the module bay opening. Ensure the warning label
is facing upwards on the module.
2. Carefully slide the module into the opening. Ensure the module is seated firmly in the
module bay (the module should be flush with the switch’s face).
3. Tighten the two thumb screws. No tools are required.
4. Slide the safety latch over the thumb screw (uncovering the power receptacle).
5. Plug the power cord into the module’s module power receptacle.
Note:
Keeping spare power supply/fan modules (Part Number 601319) in stock is highly
recommended. Contact a sales representative for further information.
Note:
The alternate power supply/fan module should remain powered on while the
faulty module is removed and replaced to guarantee switch availability.
WARNING
To avoid an electrical hazard, never apply power to the power
supply/fan module while the module is removed from the switch.
Note:
When using a screwdriver to tighten the thumb screws, ensure the thumb
screws are secure but not overtightened. Overtightening the thumb screws may
damage the screws or the module.