NEC DIRECTION SP B - SERVICE 1999, Service And Reference Manual

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Preface ix
Preface
This service and reference manual contains technical information necessary for
servicing and repairing Direction™ SP B-Series systems. The manual includes
system setup information, procedures for installing options, and troubleshooting.
The manual is written for NEC CSD-trained customer engineers, system
analysts, service center personnel, and dealers.
The manual is organized as follows:
Section 1 — Technical Information, provides an overview of the computer
features, hardware design, interface ports, and internal devices.
Section 2 — Utilities, includes procedures for configuring the system through
the Setup utility program and information on the Intel
®
Processor Serial Number
Control utility.
Section 3 — Option Installation, provides installation procedures for adding
optional expansion boards, diskette and hard drive storage devices, and system
memory.
Section 4 — Maintenance and Troubleshooting, includes recommended
maintenance information, lists possible computer problems and their solutions,
and has battery replacement procedures.
Section 5 — Disassembly and Reassembly, includes computer disassembly
and reassembly procedures.
Appendix A — System Specifications, provides a list of the system
specifications including dimensions, weight, environment, safety compliance,
power consumption, and memory.
Appendix B — Connector Pin Assignments, provides a list of the internal and
external system board connector pin assignments.
Appendix C — System Resources, includes information on IRQ settings and
system board jumpers.