Compaq TFT450 Maintenance & Service Manual Download Page 13 | Manualshive

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1-8

MSG/Removal and Replacement Procedures

1.6.3 Monitor Panel

1. Lay the front bezel on a soft area to prevent it from getting scratched, defaced, or broken.

2. Grasp the base cap and gently press in the sides. Then lift up and pull off the base cap (spare

part no. 170434-001).

Removing the base cap

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Summary of Contents for TFT450

Page 1: ...by copyright No part of this guide may be photocopied or reproduced in any form without prior written consent from Compaq Computer Corporation 1998 Compaq Computer Corporation All rights reserved Pri...

Page 2: ...commentary sidelights clarifying information or specific instructions Technician Notes WARNING Only authorized technicians trained by Compaq should attempt to repair this equipment All troubleshootin...

Page 3: ...ace Locating Additional Information The following documentation is available to support the monitor User s Guide Compaq Service Advisories and Bulletins Compaq QuickFind Compaq Service Quick Reference...

Page 4: ...3 Features 1 3 1 4 Front Bezel Assembly Controls and LEDs 1 4 1 5 Rear Panel Connectors 1 5 1 6 Disassembly and Assembly Procedures 1 6 1 6 1 AC Adapter 1 6 1 6 2 Removal and Replacement Procedures 1...

Page 5: ...CPS...

Page 6: ...orkstations Place parts on a grounded surface before removing them from their containers Avoid touching pins leads or circuitry Always be properly grounded when touching an electrostatic sensitive com...

Page 7: ...formation on static electricity or assistance with product installation contact a Compaq authorized service provider 1 2 Serial Number The monitor serial number should be given to Compaq when requesti...

Page 8: ...lug and play connectors for use with USB peripherals mouse keyboard etc Plug and play capability if supported by your system Fault Management and AssetControl Tilt and swivel base Removable base for f...

Page 9: ...Control Function 1 Menu Select button 1 Launches on screen display 2 Selects function adjustments 3 Exits menus and on screen display 2 Minus button Selects and adjusts the functions 3 Plus button Sel...

Page 10: ...el Cable and Connectors No Cable Connector Function n DC Power Cable Connects the monitor to the AC adapter o USB Connector Connects a USB peripheral to the monitor p USB Cable Connector Connects the...

Page 11: ...er attached devices then disconnect the power cable from the electrical outlet CAUTION As you disassemble the monitor be sure to place the screws in a safe place and separate them according to their g...

Page 12: ...ompaq TFT450 Flat Panel Monitor 1 7 1 6 2 Disconnect the video connector from the monitor panel Disconnecting the video connector from the monitor To replace the video connector reverse this procedure...

Page 13: ...3 Monitor Panel 1 Lay the front bezel on a soft area to prevent it from getting scratched defaced or broken 2 Grasp the base cap and gently press in the sides Then lift up and pull off the base cap s...

Page 14: ...the base 4 Slide the monitor o from the monitor base spare part no 170418 001 To replace the monitor back onto the monitor base reverse this procedure If the mounting plate is installed remove the 4...

Page 15: ...ear enclosure 2 Separate the rear enclosure o spare part no 170419 001 from the monitor panel p Removing the rear enclosure To replace the rear enclosure reverse this procedure If you are replacing th...

Page 16: ...1 1 6 5 EMI Shield 1 Remove the 10 screws n from the EMI shield spare part no 170435 001 2 Remove the EMI shield o Removing the EMI shield When reinstalling the EMI shield be sure to reapply the condu...

Page 17: ...ng cables o spare part kit no 170424 001 from the PCB 3 Remove four screws p from the controller board 4 Remove the four standoffs q Removing the screws and disconnecting the cables from the controlle...

Page 18: ...rds 1 Remove two screws n from each inverter board spare part no 170432 001 2 Disconnect the four cables o from the PCB 3 Remove the inverter boards p Removing the inverter board When replacing the ca...

Page 19: ...Remove four screws n from the back of the bezel 2 If you have removed the EMI shield the controller board and the inverter boards lift off the LCD panel o spare part no 170423 001 Removing the front b...

Page 20: ...over it is not necessary to remove the EMI shield the controller board inverter boards or the cables from the LCD panel Lift up the opposite end of the LCD panel and swing it over the front bezel asse...

Page 21: ...se a dry soft clean cloth or an antistatic CRT screen cleaner To replace the protective cover clean any excess spacer tape from the LCD Panel Peel the paper off the new spacer tape and place it on the...

Page 22: ...e viewing side of the TFT LCD assembly 2 Remove the LCD assembly o spare part no 170423 001 from the inner shield Removing the TFT LCD panel assembly To replace the TFT LCD panel assembly reverse this...

Page 23: ...screw n that secures the small metal cable shield 2 Gently pull up on the small metal shield o and slide it forward to remove 3 Gently pull up the mylar shield p and remove Removing the small metal sh...

Page 24: ...Compaq TFT450 Flat Panel Monitor 1 19 4 Disconnect the left ribbon cable n 5 Remove nine screws o Disconnecting the left cable and removing nine screws...

Page 25: ...klights no spare part no 170422 001 out of the LCD Removing the backlights To replace the backlights reverse this procedure Both backlights must be replaced at the same time to maintain even lighting...

Page 26: ...Compaq TFT450 Flat Panel Monitor 2 1 chapter 2 ILLUSTRATED PARTS MAP Compaq TFT450 Flat Panel Monitor...

Page 27: ...170432 001 8 Controller Board 170420 001 9 EMI Shield 170435 001 10 Rear Enclosure 170419 001 11 Miscellaneous Plastic Kit includes the mounting plate and base cap 170430 001 12 Monitor Base 170418 0...

Page 28: ...Illustrated Parts Map 2 3 Illustrated Parts Map...

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