edge switch 2/24 service manual
2–17
Diagnostics
27
Inspect the switch for indications of being powered on, such as:
•
At the front bezel, an illuminated power LED (green) or system error LED
(amber).
•
Audio emanations and airflow from cooling fans.
Does the switch appear powered on?
YES
NO
↓
A power distribution problem is indicated. Go to
step 21
to obtain event
codes. If no event codes are found, go to
MAP 0100: Power Distribution
Analysis on page 2-27
. Exit MAP.
A faulty power LED is indicated, but switch and Fibre Channel port operation is not
disrupted. The LED is connected to the circuitry in a fan module, and the power supply
module must be removed and replaced (See
RRP 2: Redundant Power Supply on
page 4–5
.) Exit MAP.
28
Is the system error LED (amber) at the switch front bezel blinking?
YES
NO
↓
Go to
step 30
.
29
Unit beaconing is enabled for the switch.
a. Consult the customer and next level of support to determine the reason unit
beaconing is enabled.
b. Disable unit beaconing.
1. At the Hardware View, right-click the front bezel graphic (away from a FRU).
A pop-up menu appears.
2. Click the Enable Unit Beaconing option. The check mark disappears from
the box adjacent to the option, and unit beaconing is disabled.
Was unit beaconing enabled because a switch failure or degradation was suspected?
YES
NO
↓
The switch appears operational. Exit MAP.
Go to
step 22
.