HP Net Vectra Manual
Familiarization Guide
HP Net Vectra PC
HP Net Vectra PC
This guide is for experienced technicians who have
already completed the HP Vectra PC family training
course. It is a self-paced training guide designed to train
you to repair the PC. It contains information specific only
to the repair of these PCs. For information on the
installation of accessories, see the User’s Guide and the
Online documents that are supplied with the PC.
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Notice
The information contained in this document is subject to change without notice.
Hewlett-Packard makes no warranty of any kind with regard to this
material, including, but not limited to, the implied warranties of
merchantability and fitness for a particular purpose.
Hewlett-Packard shall not be liable for errors contained herein or for incidental
or consequential damages in connection with the furnishing, performance, or use
of this material.
Hewlett-Packard assumes no responsibility for the use or reliability of its
software on equipment that is not furnished by Hewlett-Packard.
This document contains proprietary information that is protected by copyright.
All rights are reserved. No part of this document may be photocopied,
reproduced, or translated to another language without the prior written consent
of Hewlett-Packard Company.
Microsoft®, Windows® and MS-DOS® are registered trademarks of Microsoft
Corporation.
MMXTM is a trademark of Intel Corporation.
Pentium® is a registered trademark of Intel Corporation.
Hewlett-Packard France
Commercial Desktop Computing Division
38053 Grenoble Cedex 9
France
1997 Hewlett-Packard Company
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3
Vectra Product Overview
Vectra Product Overview
Component HP Net Vectra PC
Microprocessor Pentium processor, 166 MHz or 200 MHz, 256 KB of level-2 cache memory
integrated on system board
VRM Voltage regulator integrated on the system board
Cooling Heat pipe to conduct heat from the processor
Fan cooling on the power supply
Main memory 32 MB or 16 MB (standard), 192 MB (maximum).
60 ns SDRAM (Synchronous DRAM). Three DIMM sockets.
Graphics controller S3 Trio 64 V2 integrated on the system board, with 2 MB video memory not
upgradeable
Communications
ports
2 USB (Universal Serial Bus) connectors with ACPI support
(Advanced Configuration and Power Interface),
and legacy I/O ports (1 serial port, parallel port, keyboard, mouse)
Mass storage Ultra DMA/33 IDE controller
to support the 1.6 GB Ultra ATA/33 IDE drive on some models
and the standard 1.0 GB EIDE on other models
2 internal shelves for hard disk drives, no front access shelves
Accessory board
slots
2 PCI slots
CD-ROM drive none!
Flexible disk drive none!
Operating system Windows NT 4.0 WS
Power supply Switch selectable 120/230 VAC, 100 W input, 80 W output,
(with ACPI support)
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4
New Package and Front Panel
New Package and Front Panel
(All icons shown here are for information, and do not necessarily appear on the
PC).
Activity light
Status light
Front view
Activity light
On/off button
Pause button
Cover lock
System board switches
Processor
Heat-pipe and Heat-sink
Main memory
Hard disk drive
Front view with cover
removed
USB
Serial
Parallel Mouse
Keyboard
Display
Rear view
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5
Removing and Replacing the Cover
Removing and Replacing the Cover
WARNING For your safety, never remove the PC’s cover without first removing the power
cord from the power outlet, and any connection to a telecommunications
network. After switching off the PC, please leave enough time for the heatsink
to cool down before opening the case. Always replace the cover on the PC
before switching it on again.
Removing the Cover
1 Switch off the display and computer.
2 Disconnect all power cables and any telecommunications cables.
3 If necessary, unlock the cover using the key on the side panel.
4 Lift the two latches on the rear of the computer upwards. Slide the cover
forwards and off the computer.
Replacing the Cover after Installing Accessories
1 Ensure that you have installed all your accessories and that all internal
cables are properly connected and safely routed.
2 Slide the cover onto the computer, making sure that the two guides at the
bottom of the case slide into the two rails at the base of the computer.
Firmly slide the cover backwards into position.
3 If required, lock the cover using the key provided.
4 Reconnect all the power cables.
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6
System Board
System Board
CBA
DIMM Memory Slots
Flexible Disk Connector
Hard Disk Connector
Secondary IDE Connector
Power Connector
Status Panel
System Board Switches
Video Memory
Parallel Port Serial Port Display Kbd Mou
VESA Connector
Graphics
Controller
Chip
Ext. Start
External Speaker Connector
Internal Speaker
3.3 V Conn
2✕
USB
1 2 3 4 5 6 7 8 9 10
Connector
Pentium Processor
Heat Pipe
Socket 7
CR2032
Ext. Batt.
Heat-sink
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7
Removing the Processor and Cooling Components
Removing the Processor and Cooling Components
1
23
Remove the clip
Lift lever to release processor.
Lift out processor and slide off the heatsink.
Open evaporator clip and remove the heat
pipe and the evaporator.
Evaporator
Evaporator Clip
Heatpipe and Radiator
Processor
Clip
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8
Removing the Hard Disk Drive
Removing the Hard Disk Drive
1Switch off the display and computer, and disconnect the power supply
cables and any telecommunications cables.
2Unlock the computer cover, then remove it.
3Disconnect the power and data cables at the rear of the drive.
4Remove the metal filler plate from the hard disk drive shelf.
5Unscrew the screws securing the hard disk drive to the shelf, then place the
screws in safe place for future use.
6Carefully remove the hard disk drive from the computer.
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9
System Board Switches
System Board Switches
Switch Name 166
MHz
200
MHz
233
MHz
266
MHz
300
MHz
Serigraphy
1 CPU clock 60/66 MHz Closed Closed Closed Closed Closed RESERVED
2 CPU clock 68/75 MHz Open Open Open Open Open RESERVED
3 Core bus ratio Closed Open Open Closed Closed CPU speed table
4 Core bus ratio Closed Closed Open Open Closed CPU speed table
5 Core bus ratio Open Open Open Closed Closed RESERVED
Switch Name Open Closed Serigraphy
6 Reserved RESERVED
7 Clear Password Normal Operation Clear Password CLEAR PASSWORD
8 Clear Config Normal Operation Clear Config CLEAR CMOS
9 Keyboard Power ON Disabled Enabled KBD POWER ON
10 Reserved Normal Operation RESERVED
System
Board
Switches
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10
Backplane Board
Backplane Board
Hard Disk
The three Ultra ATA/33 modes (also known as Ultra DMA/33) support the
following transfer rates:
Ultra ATA/33 Mode 0 1 2
Transfer rate (MB/s) 13.9 26.7 33.3
1 system board and 2
PCI accessory slots slot
for use by the manufac-
turer.
Ultra ATA 33 MB/s
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