Hitachi AMS 2100, Hardware Manual

Page: 79 / 306

Hardware components
4–7
Hitachi AMS 2100/2300 Storage System Hardware Guide
Switch panel
The base unit switch panel is located at the lower right corner of the front
of the array. See item #5 in Figure 4-1 on page 4-2 . The panel contains a
power on-off switch and a mode switch, as shown in Figure 4-5 .
Figure 4-5: Base Unit Switch Panel
Table 4-5: Base Unit Switch Panel
Item Description

Power Switch (labeled Power ON on the front bezel and labeled Main
SW on the switch panel).
As shown in
Figure 4-5 , the power ON/OFF switch is labeled MAIN SW.
• To turn the array power ON, press the right side of the switch (labeled |).
• To turn the array power OFF, press the left side of the switch.

Mode Switch
Sets the Uninterruptable Power Supply (UPS) mode to either Local Mode or one
of three remote modes. Leave this switch in the local mode (0) position.
NOTE: When you turn the power on, each component in the array
automatically runs a power on self test (POST). During this time, the Power
LED will be on and the Ready light will be blinking. The POST takes
approximately four minutes under normal circumstances. When the POST
is complete and the unit is ready for operation, the Ready light changes
from blinking to steady ON.
Important! Read chapter 6, Power On and Off Procedures before turning
the power on or off.