Power Supply; Keyboard; Mouse; Graphics Board - NEC PowerMate Professional 9000E Series Service Manual

Power Supply

The power supply is mounted inside the system unit. It supplies power to the
system board, option boards, diskette drive, hard drives, CD-ROM drive,
keyboard, mouse, and other internal options. A fan inside the power supply
provides system ventilation. The power supply provides 260 watts.
The power supply is switch-selectable for 115 or 230 Vac at an operating
frequency of 50/60 Hz. It is designed to comply with existing emissions
standards and provides sufficient power for a fully loaded system configuration.
The power supply voltage selection switch is factory set to 115 Vac for systems
used in the United States; it is set to 230 Vac for systems used in Europe.
Power supply connector locations on the system board are given in Section 4,
"System Board." Power supply specifications are given in Section 10,
"Specifications."

Keyboard

The PS/2-compatible ergodynamic keyboard is standard equipment for the
system. The keyboard provides a numeric keypad, separate cursor control keys,
12 function keys, and is capable of up to 48 functions. Key status lamps on the
keyboard include Num (Numeric) Lock, Caps (Capital) Lock, and Scroll Lock.
The keyboard's six-pin connector plugs into the back of the system. Keyboard
pin assignments are included in Section 4, "System Board." Keyboard
specifications are given in Section 10, "Specifications."

Mouse

A Logitech MouseMan 3-button mouse is standard equipment for the system.
This mouse is PS/2-compatible
A Microsoft IntelliMouse is also available with the system. This PS/2-
compatible mouse has two buttons and a cursor control wheel. The mouse has a
self-cleaning mechanism that prevents a buildup of dust or lint around the
mouse ball and tracking mechanism.
The six-pin mouse cable connector plugs into the back of the system. Mouse pin
assignments are included in Section 4, "System Board." Mouse specifications
are given in Section 10, "Specifications."

Graphics Board

Systems come with a workstation-class graphics accelerator board in a PCI
expansion slot. The board provides an integrated 3D and 2D graphics and video
accelerator for exceptional graphics and superior full-screen, full-motion video.
The board has a standard VGA output connector for connecting a VGA-
compatible monitor.
Video modes are given in Section 2, "System Configuration." Graphics board
specifications are given in Section 10, "Specifications."
1-12 System Overview