NEC N8191-10F Betriebsanweisung

- i - N8191-10F Server Switch Unit (8Server/USB) User's Guide July 2007

- x - INSTALLING IN RACK Your server switch unit can be installed in the rack by using the provided rails. Do not use the server switch unit in an

- xi - INSTALLATION, RELOCATION, STORAGE, AND CONNECTION Do not install the server switch unit in any place other than specified. Do not install

- xii - CLEANING AND WORKING WITH SERVER SWITCH UNIT Do not disassemble, repair, or alter the server switch unit. Never attempt to disassemble,

- xiii - DURING OPERATION Avoid contact with the server switch unit during thunderstorms. Disconnect the power plug from the outlet when a thund

- xiv - WARNING LABELS The warning label is attached to components with possible danger or their vicinity in the server switch unit to inform the user

- xv - ADVICE FOR HEALTH The longer you keep using the computer equipment, the more you become tired, which may cause disorders of your body. When you

- xvi - TEXT CONVENTIONS The following conventions are used throughout this manual. For safety symbols, see "SAFETY INDICATIONS" describe

- xvii - CHECK OF ACCESSORIES The carton of the server switch unit contains several accessories as well as the unit. Make sure that all items liste

- xviii - TRANSFER TO THIRD PARTY To transfer or sell the server switch unit to a third party, make sure to provide the User's Guide CD-ROM and a

- xix - SAFETY PRECAUTIONS ...

- ii - FCC STATEMENT NOTE: This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of th

CHAPTER 1 SETUP This section describes the features and part names of the server switch unit. Also describes the installation and handling of the se

Hot keys can be set by selecting one of three key entries; depression of Ctrl + Alt + Shift keys or two successive depressions of Ctrl key or Scro

NAMES AND FUNCTIONS OF COMPONENTS The names of the components of the server switch unit are shown below. Check the name and position of each comp

REAR VIEW (REAR PANEL SIDE) (6) Power connector Used to connect the provided power cord. (7) DIP switch Used to set key assignment calling OS

(8) Server port connector(1 to 8) ・K410-118 cable（for USB connection） Connect with the server through USB or VGA interface. ・K410-119 cable（fo

INSTALLATION The server switch unit can be placed on a desktop, or installed in a standard EIA 19-inch rack assembly. INSTALLATION OF RACK Refer to

The following figure illustrates a site suitable for installing the server switch unit. * It is recommended that the server switch unit should be u

The server rack should not be installed in places such as listed below. Installing the rack or mounting the server switch unit in a rack in such

INSTALLING SERVER SWITCH UNIT ON RACK Follow the server switch unit on a proper rack in the following procedure: Observe the following instructio

4. Install the larger rack mount bracket on the rear panel screw B (three screws each). Rear panel side NOTE：The larger rack mount brackets have f

- iii - Read this "Safety Precautions" and separately provided user's guide thoroughly before getting started to use this device safely

9. Place the attached cable clamp at an appropriate location at the back side of the server switch unit and then fix the operation panel connection

DESKTOP INSTALLATION OF THE SERVER SWITCH UNIT The server rack should not be installed in places such as listed below. Installing the unit in suc

Where the AC cord of the server switch unit must be connected to an AC outlet which is being shared with other devices of large power consumption.

CABLE CONNECTION Observe the following instructions to use the server and peripheral devices safely. Failure to follow these instructions may res

SIMPLEX CONNECTION –CONNECTING WITH EIGHT OR LESS SERVERS NOTE：Connectors Make sure the shape of connectors before connection. The server port conne

Take the following steps to connect cables. When connecting with 8 Servers 1. Connect the keyboard/mouse and display connectors of the first serve

CASCADE CONNECTION –CONNECTING WITH NINE OR MORE SERVERS NOTE：Connectors Make sure the shape of connectors before connection. The server port conne

A sample construction is illustrated shown below: the server switch unit is installed in a rack and 15 servers are connected in the cascade. When c

1. Connect seven servers to the ports 1 through 7 of the master server switch unit according to the procedures in "SIMPLEX CONNECTION –CONNECT

CONNECTING WITH UPS It is recommended that, if the power of the servers connected to the server switch unit is supplied from a UPS (uninterruptible

- iv - (Example) Symbol to draw attention Description of a danger Term indicating a degree of danger Plug in to a proper power source. Us

CHAPTER 2 USING THE SERVER SWITCH UNIT This section describes the fundamental operations of the server switch unit. SWITCH OF SERVER SWITCH UNIT A

SELECTION OF SERVER VIA SERVER SELECTION SWITCH (NORMAL MODE) To select a server, press the server selection switch of the desired server. When t

SELECTION OF SERVER ON KEYBOARD (HOT KEY MODE) You can select a server using a keyboard (in hot-key mode). There are two hot-key modes; OSD (On Scre

ENABLE/DISABLE HOT-KEY MODE Hot keys can be enabled or disabled by changing of DIP switch setting on the rear of the server switch unit. SW No Des

WHEN ENTERED HOT-KEY MODE IN OSD SELECTION MODE: If you enter the hot-key mode in OSD selection mode, the OSD selection screen appears on the server

DESCRIPTION OF SCREEN 1. The status of the master server switch unit appears at the left side of the screen with black background. 2. The status o

9. When you select a port which is in cascade connection on the master side screen, or select a port on slave side screen and press the <Shift&g

SELECTING SERVER IN OSD SELECTION MODE SELECTION USING KEYBOARD 1. Select a port of the server switch unit on the master side of the OSD screen by

SELECTION WITH MOUSE IN OSD SELECTION MODE You can use the scroll-mouse to select a port. 1. On the master side of OSD screen, move the mouse curso

ENTERING HOT-KEY MODE IN DIRECT SELECTION MODE When you enter the hot-key mode in direct selection mode, the OSD menu appears on upper left of the L

- v - SYMBOLS USED IN THIS USER’S GUIDE AND WARNING LABELS ATTENTIONS Indicates that improper use may cause an electric shock. Indicates that imprope

OSD MENU IN DIRECT SELECTION MODE 1. The OSD menu appears on upper left of the LCD screen (the same location as for server name display, with red b

AUTO SCAN MODE (COMMON TO OSD SELECTION MODE/DIRECT SELECTION MODE) Keyboard and mouse operation are disabled during Auto Scan mode. 5. If you pres

DISPLAY/HIDE THE SERVER NAME The server name can be continuously displayed on the upper left corner of the screen, or hidden. To display the server

REGISTRATION OR CHANGE OF SERVER NAME 1. Enter the hot-key mode in OSD selection mode (press the Hot-Key button, press the <Ctrl> + <Alt&g

SETTING OF CONSOLE INFORMATION The console information of factory-installed Default-Monitor is set as default in every port of the server switch uni

5. Make sure that the background color of EDIT SET returns to blue, and then the [PnP Monitor] or [Default Monitor] is displayed on the screen. 6.

CHAPTER 3 MAINTENANCE This section describes how to maintain the server switch unit. DAILY MAINTENANCE To use the server switch unit in good condit

CLEANING Clean the server switch unit on a regular basis to keep the unit running properly. CLEANING THE UNIT For daily cleaning, wipe the external

TROUBLESHOOTING If the server switch unit does not seem to operate as desired, check the unit based on the check list described below before request

Are the settings for the mouse on RedHat Linux 7.2 correct? Check the mouse settings for on RedHat Linux 7.2. See Chapter 1 for details. The

- vi - SAFETY NOTES This section provides notes on using your server switch unit safely. Read this section carefully to ensure proper and safe use of

The server switch unit can not enter auto scan mode. Is the server switch unit in hot key mode? If no, enter the server switch unit into hot key

The server switch unit does not recognize the cascade connection. Does the serve switch unit operate normally? Press the reset switches on the s

A vertical or horizontal line (noise) appears on the screen. Did you configured the fine adjustment? Fine adjust the monitor according to user&a

RELOCATION AND STORAGE OF SERVER SWITCH UNIT Observe the following instructions to use the server and peripheral devices safely. Failure to foll

USER SUPPORT Before asking for repair, do the following when the server switch unit appears to fail: 1. Check if the power cord and the cables to o

APENNDIX A SPECIFICATIONS Specification Item N8191-10F Standalone 8 max. Number of connected servers In cascade connection 64 max. (when nine ser

- vii - POWER SUPPLY AND POWER CORD USE Do not hold the power plug with a wet hand. Do not disconnect/connect the plug while your hands are wet.

- viii - Use the authorized power cord only. Use only the power cord that comes with your server switch unit. Use of an unauthorized power cord ma

- ix - RACK The server switch unit can be installed in standard EIA 19-inch rack assembly. Do not carry or install the rack only by a single perso