NEC RISCstation 2000 Quick Start Manual

Figure 1. NEC RISCstation 2000
Specifications
Processor
• MIPS RISC processor 75/150MHz
Memory
• 16MB standard, expands to 384MB
I/O Expansion Slots
• Three EISA bus master 32 bit slots
Diskette Drive
• 1.44MB, 3.5'' standard
Integrated Features
• PS/2 Keyboard and mouse connector
• Two RS232C serial ports
• One Centronics parallel port
• Jaguar video board w/ 2 meg VRAM
• Fast SCSI-2 device connector
• FDD controller
• RJ45 10BaseT connector
• Write back cache
• Math coprocessor
Optional Feature
• CD-ROM reader
• Dual Co-processor
• 2 Meg additional vRAM for Video card
Internal Expansion Bays
• Up to three user accessible 5.25'' drive bays
• Two internal 3.5'' drive bays
I/O Architecture (Bus's supported)
• EISA
Power Supply
• 260 Watt
Diagnostics
• Normal Post Diags performed on Power UP of system.
• NEC EISA Configuration Utility Diskette.
• Troubleshoot according to errors found during test.
CMOS Access
• QAPlus/FE
Tools and Software Requirements
• 1/4'' Flat bladed screwdriver
• Phillips #2 head screwdriver
• Needle nose pliers
• Diags and formatted blank diskette
• Anti-static wrist strap
IBM Document: NEC
Page 1 of 2
Jumper/Switch Settings
Connectors, Switches and Jumpers
Connector Description
P1 Keyboard
P2 Mouse
P3 top Parallel printer
P3 bottom External SCSI-2
P5 top Serial COM2
P5 bottom Serial COM1
J2 Floppy diskette drive
J3 Jaguar video board /VLC
J4 Secondary processor board
J5 System reset
J6 Integrated Ethernet
J7 Diagnostic LED
J9 SCSI-2 devices
J10,J29,J30 EISA connectors
J11,J13 Fan
J14,J17,J18 Power supply
J15 Primary processor board
J19 Speaker
JA1,J16 Memory board
JA6 Power LED
JA7 Disk LED
U47 NVRAM/Battery module
U69 RTC/battery module
Special Notice:
•
SIMMs with silver connectors should be used.
•
SIMMs are x by 36 bit with 72 pins ( x = 1,2,4,8 Meg)
•
Don't place VRAM or SIMMs on a carpet/cloth surface.
•
Maximum external SCSI-2 cable length is 6 ft.
•
Label cables before removing them for proper reinstall.
Removal Procedures
Initial Steps
Before beginning removal complete the following steps:
1. Turn off the computer and any peripheral devices.
2. Disconnect AC power cord from outlet and system.
3. Disconnect all peripheral devices from the computer.
4. Discharge any static with the static strap to the unit.
System Cover
How to open the systems access door:
1. Turn key in the system lock counter clockwise to unlock.
2. Remove four (4) screws that secure cover to the system.
3. Carefully slide cover to the back of the system a little.
4. Lift cover up and away from the unit to remove.
© Copyright International Business Machines, 1997
NEC NEC
RISCstation 2000 RISCstation 2000
02/97 Doc # MT0046
All rights reserved