Ch 1: Hardware
3.Starting with Power Supply #1 (far right), connect the proper end of each AC power cord into the AC power receptacle and then to an outside power source. On each power supply press the On/Off Power Supply Switch to the On position as shown in Figure 3 P/S Receptacle and On/Off Switch.
P/S 1
P/S 2
P/S 3
P/S 4
On/Off Power
AC Input Switch (TYP)
Receptacle (TYP)
Figure 3 P/S Receptacle and On/Off Switch
4.Confirm that the Main Power LED is now illuminated.
5.Close the Power Supply cover and secure it using the original 2 screws. Close the HDD bay door and secure it using the key.
6.Turn on the power to the system by pressing the Power Switch located on the front panel.
7.You may now boot the system by pressing the Main Power Switch on the front panel.
Front Panel
The following table and figure will explain the locations and functions of the front panel controls and indicators. See Figure 4 Front Panel Detail of the front panel for location of the features listed in the following table.
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| A | Activity LED | When lit, it indicates the drive is in use. |
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| B | Ejector button | When pressed, it ejects the diskette. |
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| Front Panel LEDs and Indictors |
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| C | Front panel LCD | It displays information about the system and can also be controlled using the Menu |
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| Switch (I). |
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| D | Main Power Switch | Press this switch to turn on the power inside the system or to boot the system. |
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| E | LCD Contrast/Slider | Max brightness only |
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| F | CPU Operation | This indicator is related to activity in each CPU. When it is flashing it is showing CPU |
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| activity. (1 LED per CPU) |
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| G | Security Lock | In the locked position (when the lock is turned to the left or counter |
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| prevent the system Power Switch, keyboard, and mouse from being operational. |
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| H | Main Power LED | When illuminated this LED indicates that all of the system’s AC power connections |
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| are correct, the power supplies are turned on, and the system is receiving direct |
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| current (DC). The system is ready to be activated by the Main Power Switch. |
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Hitachi VisionBase 8880R Server | 5 |
