The Power Led Has Turned Off; Ready Led Does Not Turn On - Hitachi AMS 2000 Series Service Manual

firmware is executed. Even when the READY LED (green) blinks, the
subsystem is operational.
No: Refer to (3) READY LED does not turn on or READY LED has turned
on once and then turn off off.
10. End of procedure.

The power LED has turned off

1. Is electricity supplied to the equipment?
Yes: Go to step 2.
No: Supply electricity to the unit, and then restart the unit. Go to step 2.
2. Set the main switch to Off.
3. After waiting for more than one minute, set the main switch to On.
4. Is the POWER LED on the base unit on?
Yes: go to step 5.
No: Set the main switch to Off.
5. Call your maintenance engineer. Go to step 7.
6. Is the READY LED on the base unit on?
Yes: Continue to use the equipment in its current operational state. If
the READY LED (green) blinks at a high pace, the download of the ENC
firmware is executed. Even when the READY LED (green) blinks, the
subsystem is operational.
No: Refer to Ready LED does not turn on (next section)
7. End of procedure.

Ready LED does not turn on

This procedure is also used when the Ready LED has turned on once and
then turns off.
1. Is the Power LED on the base unit on?
Yes: Go to step 2.
No: Go to step 4 in The Power LED does not turn on.
2. Is the Alarm LED on the base unit on?
Yes: Refer to Alarm LED has turned on on page 6-15.
No: Go to step 3.
3. Does the Ready LED (green) on the base unit blink at high speed?
Yes: Wait for up to 30 to 50 minutes until the Ready LED (green) on the
base unit lights because the automatic download of the ENC firmware is
in progress. Even when the Ready LED (green) blinks, the subsystem is
operational.
No:
4. Does the Warning LED (orange) blink at high speed?
Yes: Wait until the Warning LED (orange) on the base unit is off, and the
Ready LED (green) on the base unit lights because the update of the
flash program is executed.
No: Go to step 5.
5. Turn off the Power switch.
6. After waiting for more than one minute, turn on the Power switch.
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Troubleshooting
Hitachi AMS 2000 Family Storage System Service Guide