Troubleshooting
8–7
Hitachi AMS 2100/2300 Storage System Hardware Guide
Power Supply
Ready LED OFF
No power to power supply
1. Ensure that power cables
to the equipment are
connected.
2. Ensure that the power
source is operational.
Ready LED blinking
Not a failure. Means that
power is connected to the
power supply.
Use normally
Alarm LED ON
The power supply has failed.
Replace the power supply.
Controller
C-Power LED ON
The cache memory is backed
up.
RST LED blinking
Not a failure. Blinks while the
base unit is resetting.
Wait until reset completes
before using the base unit.
Link LED OFF
Link status is abnormal
Check LAN cable connections
and communications settings.
See
.
ACT LED OFF
No data is being transferred.
6 (slow)
Voltage on the control unit is
abnormal. (Reset of the
control unit is not canceled.)
Replace the controller
1 (fast)
a
SRAM error.
2 (fast)
ENC hard error.
3 (fast)
Firmware error in flash
memory.
4 (fast)
CUDG error in ENC.
LCT LED ON
Boot section error in the ENC
firmware, a RAM error, or ENC
hard configuration error.
Expansion Unit Power LED OFF
1. Array power switch OFF
2. Power supplies not
plugged in
3. PDB switch or breaker
OFF
4. No electric supply to rack
1. Ensure that the ENC cables
are connected from the base
unit to the expansion unit and
that Ensure that the array
power switch is ON
2. Check that the power cable
connections to the expansion
unit and the PDB are secure.
3. Ensure that the PDB
switches in the rack are ON.
4. Verify electricity supply to
the rack. Work with facility
administrator to restore power.
If these steps do not fix the
problem, contact Technical
Support. See
in
the Preface of this manual.
Table 8-2:
LED Failure Indications
(Continued)
Unit
Symptom
Possible Cause
Action
LC
T LED blinking
Содержание AMS 2100
Страница 20: ...xx Preface Hitachi AMS 2100 2300 Storage System Hardware Guide ...
Страница 28: ...1 8 Introduction Hitachi AMS 2100 2300 Storage System Hardware Guide ...
Страница 50: ...1 30 Introduction Hitachi AMS 2100 2300 Storage System Hardware Guide ...
Страница 70: ...2 20 Functional and operational characteristics Hitachi AMS 2100 2300 Storage System Hardware Guide ...
Страница 116: ...4 44 Hardware components Hitachi AMS 2100 2300 Storage System Hardware Guide Figure 4 37 Alarm LED Locations ...
Страница 176: ...5 58 Installation Hitachi AMS 2100 2300 Storage System Hardware Guide ...
Страница 240: ...7 58 Configuration Hitachi AMS 2100 2300 Storage System Hardware Guide ...
Страница 278: ...10 6 Upgrading the firmware Hitachi AMS 2100 2300 Storage System Hardware Guide ...
Страница 282: ...11 4 Connection configuration restrictions Hitachi AMS 2100 2300 Storage System Hardware Guide ...
Страница 292: ...B 6 Regulatory information Hitachi AMS 2100 2300 Storage System Hardware Guide ...
Страница 304: ...Index 4 Hitachi AMS 2100 2300 Storage System Hardware Guide ...
Страница 305: ...Hitachi AMS 2100 2300 Storage System Hardware Guide ...