NEC POWERMATE PRO2180 - SERVICE 1996, Руководство по обслуживанию

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1-20 Technical Information
4.
To remove the disc, press the open/close button. The tray opens, allowing
removal of the disc.
CD-ROM Reader Settings
The reader is set as the master device on the secondary IDE/PCI port (see Figure Section 1-
5). For details about CD-ROM jumper settings and connector descriptions, see Appendix
D.
Figure Section 1-5 CD-ROM Jumper Settings
POWER SUPPLY
The power supply is mounted inside the system unit. It supplies power to the system board,
option boards, diskette drives, hard disks, keyboard, and mouse. A fan inside the power
supply provides system ventilation. The power supply provides 200 watts. Connector
locations are in Appendix A.
KEYBOARD
The Chicony-style 104 key keyboard is standard equipment for the system. The keyboard
provides a numeric keypad, separate cursor control keys, and 12 function keys, capable of
up to 48 functions. Status lamps on the keyboard indicate: Num (Numeric) Lock, Caps
(Capital) Lock, and Scroll Lock key status. The keyboard’s six-pin connector plugs into the
rear of the system.
MOUSE
A PS/2-compatible mouse is standard equipment for the system. The mouse has a self-
cleaning mechanism that prevents a buildup of dust or lint around the mouse ball and
tracking mechanism. The mouse’s six-pin connector plugs into the rear of the system.
IDE Connector Power Connector
Master
(default)
Audio Connector