Preface xi
Preface
This manual contains technical information for servicing and repairing the NEC
PowerMate® VT 300i Series computers manufactured by NEC Computer
Systems Division, Packard Bell NEC, Inc. The manual contains hardware and
interface information for users who need an overview of system design. The
manual includes system setup information, disassembly procedures, and an
illustrated parts list. The manual is prepared for NEC CSD trained customer
engineers, system analysts, service center perso nnel, and dealers.
The manual is organized as follows.
Section 1 — System Overview, provides an overview of system features and
includes brief descriptions of system components.
Section 2 — System Configuration, includes informat ion on syste m IRQs,
jumpers, and BIOS. The section also contains information on video modes and
power manage ment featur e s. Also includ ed is informat ion on syst e m utilities,
including the BIOS update utility and NEC OS Restore CD.
Section 3 — Disasssembly and R ea sse mbly, provides computer disassembly
and reassembly procedures. Each procedure is supported by detailed
disassembly illustrations.
Section 4 — System Board, includes information on cable and board connector
locations, jumper settings, and upgrade sockets. Also provided is information on
board components and memory map.
Section 5 — Illustrated Parts Breakdown, includes an exploded view diagram
(illustrat ed parts break down) and a part s list for field- replaceable parts.
Section 6 — Preventive Maintenance, provides recommended maintenance
informat io n for maintain ing the syst em in top co ndition.
Section 7 — Troubleshooting, includes informatio n fo r so lving po s s ib le
computer problems and their solutions.
Section 8 — NEC CSD Information Services, lists telephone nu mbers for
obtaining service. The section also includes information on NEC CSD technical
support, website, and bulletin board service.
Section 9 — Specifications, prov id e s spec i f i c a tion s fo r the ma jor co mpone n t s
in the system, including the system board, power supply, diskette drive, and
hard drives.
Appendix A — NEC PowerMate VT 300i Series Release Notes, describes
recommended operating procedures not documented in other
PowerMate VT 300i Series documentation.