Picker Led; Power Supply Leds; Power Supply Leds - IBM System Storage TS3310 Setup And Operator Manual

Table 9-5. Power Supply LEDs
LED
Color Represents Power Supply Status
Green AC OK
(top)
Green DC OK
(middle)
Blue Fault
(bottom)
In the operator intervention associated with the defective power supply, record
both the number of the module and the number of the power supply connected to
that module.
Each module can have up to two power supplies. The power supply on the right is
considered to be #1, while the power supply on the left is #2.
Modules are numbered according to their position in relation to the control module
(CM).

Picker LED

The Picker has one green LED (
the Picker to function properly. If the LED is not lit, the Picker assembly should be
investigated for problems.
To observe the status of the Picker LED:
1. Power OFF the library. The Picker will move to the bottom of the library.
2. Open the lowest I/O Station door in your library and, looking through the
opening to the left of the flap inside the I/O Station, observe the Picker LED.
Note: Do not open the Access Door to observe the Picker LED. If the Access
Door is opened, the Picker LED is turned off.
v Solid ON - The power supply's AC input is above the minimum
requirements to operate.
v Solid OFF - The power supply's AC input is below the minimum
requirements to operate.
v Solid ON - The power supply's output voltage is within
regulation.
v Solid OFF - The power supply's output voltage is not within
regulation.
v Solid ON - Indicates that one of the following faults has been
detected:
– Power supply is outside of specifications
– Current limit has been exceeded
– Temperature limit has been exceeded
– Fan failed while AC input is present and above the minimum
operating voltage
– AC input is below the minimum operating voltage
– The power supply is ON, the Power button ON, but the
library's indicator panel is OFF
v Solid OFF - Normal: No faults detected
1
in Figure 9-5 on page 9-12) that must be ON for
Chapter 9. Troubleshooting
9-11