Connection And Recognition Of The Expansion Unit - Hitachi AMS 2100 Hardware Manual

• If the base unit does not correctly recognize the expansion unit,
see
• If the base unit correctly recognizes the expansion unit, use
Navigator 2 to set up the following, as needed:
• System parameters
• RAID groups
• Formatting the logical units
• Setting spare disk drives and active mode
• LUN mapping
• Storage Features
See Configuration roadmap on page 7-9
procedures.

Connection and recognition of the expansion unit

Follow the instructions and screenshots in this section to Use Navigator 2 to
perform the connection and recognition of the expansion unit. When the
procedure is complete, the expansion unit becomes part of the array to
which it is connected.
1. Check the items in the following checklist before connecting and
recognizing the expansion unit.
Unit
1 ENC Unit Two ENC units are
installed in the expansion
unit
2 Power Unit Two power supplies are
installed in the expansion
unit
3 Base unit The Warning LED on the
Warning LED front of the base unit is
not blinking or ON.
4 Base unit Ready The Ready LED on the
LED front of the base unit
should light up.
2. Start Navigator 2.
3. In the Array List window, select the array to be added.
9–12
Connection and recognition of the expansion unit
Table 9-5: Troubleshooting Procedure
Item to be checked
Upgrading the hardware
Hitachi AMS 2100/2300 Storage System Hardware Guide
for links to the appropriate
Actions to correct the problem
Ensure that two ENC units are installed.
Ensure that two power supplies are installed.
Ensure that the Warning LED on the front of the base
unit has turned off.
• If the ENC firmware is being downloaded, check
that the Warning LED on the front of the base
unit turns off within 30 to 50 minutes and the
Ready LED is ON.
• Ensure that the Ready LED on the front of the
base unit is ON. If the READY LED on the front of
the base unit continues blinking and does not go
ON, contact Hitachi Data Systems Technical
Support.
below.