NEC POWERMATE PROFESSIONAL 9000E - SERVICE, Руководство по обслуживанию, Страница: 18 / 206

System Overview 1-5
System controls allow the selection of specific system operations. Lamps
visually alert the user to the status of system operation. The system has the
following devices, controls, and lamps on the front of the system (see the
preceding figures for device, control, and lamp locations).
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Diskette drive — copy data files to and from a diskette or as a bootable
drive for loading and starting programs from a diskette.
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CD-ROM drive — load and start programs from a compact disc (CD) and
play audio CDs.
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Disk lamp — when lit, indicates that the hard drive is active. A lit lamp
indicates that the hard drive is reading or writing data.
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Power lamp — a steady green lamp indicates power is on to all
components.
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Power button — turns system power on or off.
Back Features
The back of the workstation contains external connectors, a power socket, and
expansion board slots. The following figures identify the connectors on the back
of the system. Brief descriptions of each connector follow the figures.
PowerMate Professional 9000E Series Back View
A – Mouse Port B – Keyboard Port C – COM1 Port D – Printer Port
E – LAN Connector F – COM2 Port G – VGA Monitor Connector
H – Security Slot I – Locking Tab J – USB Ports K – Audio Connectors