Hitachi AMS 2100, Service Manual

Page: 67 / 192

Introduction
1–27
Hitachi AMS 2000 Family Storage System Service Guide
AMS 2500 iSCSI control unit
The iSCSI AMS 2500 control unit is shown in Figure 1-24 . The only
difference between this control unit and the Fibre Channel control unit is the
interface board and external ports.
•
Figure 1-24: AMS 2500 iSCSI Control Unit Connectors and LEDs
•
•
Table 1-16: AMS 2500 iSCSI Control Unit Connectors and LEDs
Item Description Item Description Item Description
1
iSCSI RJ45 Port #0
See item 9 in this table
for ACT and Link LED
descriptions
7
Reset LED (orange)
Blinks while the control unit
is resetting
Connector Path 2 to
ENC unit IN
2
iSCSI RJ45 Port #1
See item 9 for ACT and
Link LED descriptions
8
C- Power LED (green) When
on, indicates that cache
memory is backed up.
Connector Path 3 to
ENC unit IN
3
Lock Lever (2 places)
9
Maintenance Port (LAN 0)
• ACT LED (yellow)
indicates data is being
transferred.
• LINK LED (green) When
ON, indicates that the
link status is normal.
Uninterruptable Power
Supply Connector
4
Alarm LED (red)
Indicates that the
control unit has failed.
10/100 Ethernet
management port
(LAN 1)
• ACT LED (yellow)
indicates data is being
transferred.
• LINK LED (green) When
ON, indicates that the
link status is normal.
Battery Expansion Unit
Connector
5
LOC LED (orange)
See
page 1-25
Connector Path 0 to ENC
unit IN Remote Adapter
connector
6
RST (Reset) Button
Resets the control unit
and performs a full
dump.
Connector Path 1 to ENC
unit IN