Hitachi AMS 2100, Service Manual

Page: 83 / 192

Introduction
1–43
Hitachi AMS 2000 Family Storage System Service Guide
Figure 1-43: Front Panel (Bezel Removed)
Rear panel status LEDs
See Figure 1-44 and Table 1-33 for information about the rear panel of the
modular 2U SAS expansion unit.
Figure 1-44: Back Panel
Table 1-32: Modular 2U SAS Expansion Unit Front Panel
Item Description

Up to 24 SFF drives
Table 1-33: Modular 2U SAS Expansion Unit Back Panel
Item Description

Alarm LED (red)
• ON = a failure occurred that makes the array unable to operate.
• Slow Blinking = a serious failure has occurred while power is on. Please
contact Hitachi Data Systems Technical Support. See the Getting help
section in the Preface of this manual.









  
ENC Unit
ENC Unit
Power Unit
Power Unit



