HP L1755 17" LCD Monitor Owners Manuals, User Guides, Instructional Help Documents & Operating Information - disassembly_monito_20061127125617.pdf
Citation
HP-00007-01, Appendix 3
16-May-2005
Appendix 3 Product End-of-Life Disassembly instructions Product Identification: Marketing Name / Model
Description
HP L1755 Flat Panel Monitor
LCD Monitor
Purpose: The document is intended for use by end-of-life recyclers or treatment facilities. It provides the basic instructions for the disassembly of HP products to remove components and materials requiring selective treatment. 1.0
Items Requiring Selective Treatment 1.1 Items listed below are classified as requiring selective treatment. 1.2 Enter the quantity of items contained within the product which require selective treatment in the right column, as applicable. Item Description Notes Quantity of items included in product. Printed Circuit Boards (PCB) or Printed Circuit Assemblies (PCA)
With a surface greater than 10 square cm
4
Batteries
All types including standard alkaline and lithium coin or button style batteries
0
Mercury containing components
For example, mercury in lamps, display backlights, scanner lamps, switches, batteries
4
Liquid Crystal Displays (LCD) with a surface greater than 100 square cm
Includes background illuminated displays with gas discharge lamps
1
Cathode Ray Tubes (CRT)
0
Capacitors / condensers (Containing PCB / PCT)
0
Electrolytic Capacitors / Condensers measuring greater than 2.5 cm in diameter or height
1
External electrical cables and cords
5
Gas Discharge Lamps
0
Plastics containing Brominated Flame Retardants
Declaration limited to case plastics only.
0
Components and parts containing toner and ink, including liquids, semi-liquids (gel/paste) and toner
Include the cartridges, print heads, tubes, vent chambers, and service stations.
0
Components and waste containing asbestos
0
Components, parts and materials containing refractory ceramic fibers
0
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HP-00007-01, Appendix 3
16-May-2005
Components, parts and materials containing radioactive substances
2.0
0
Tools Required List the type and size of the tools that would typically be used to disassemble the product to a point where components and materials requiring selective treatment can be removed. Tool Description
Tool Size (if applicable)
Screw driver
#2
Hexagonal inserted handle box wrench Pliers
3.0
Product Disassembly Process 3.1 List the basic steps that should typically be followed to remove components and materials requiring selective treatment: Put the monitor on the pad on the worktable with the panel’s face towards the sponge pad. 1 2
Dismantle the base on the monitor by dial the base switch. (Fig.1)
3
Unlock the screw*4 in both sides of the rear cover. (Fig.2)
4
Unlock the screw*4 in the back side of the rear cover. (Fig.3)
5
Dismantle the rear cover.
6
Unlock the screw*6 in the iron shielding. (Fig.4)
7
Take the iron shielding off the monitor. (Fig.5)
8
Unlock the six-angle screw*4 (Fig.6)
9
1.
Dismantle the four lamp wires connected to the power board.
2.
Dismantle the one LVDS wire between panel and IF BD., and another one power wire between Power BD. and IF BD. (Fig.7)
1.
Take the four electronic sponges apart from the model.
10
(Fig.8)
2. Unlock the grounding wire screw*1. 11
1.
Take off the thermal pad on the power board.
(Fig.9)
2. Take off the AC holder and power switch holder on the power board. 12
1.
Unlock USB screw*1 (Fig.10)
2.
Dismantle the USB wire connected to the interface board.
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HP-00007-01, Appendix 3
3.
16-May-2005
Take off the USB board.
13
Unlock the screw*4 in the power board.
(Fig.11)
14
Dismantle the power board on the model, pay attention to the two spacers.
(Fig.12)
15
Unlock the screw*4 in the interface board.
(Fig.13)
16
1.
(Fig.14)
Dismantle the FFC wire connected to the interface board.
2. Take off the interface board on the iron bracket. 17
Dismantle the LVDS wire connected to the Panel.
(Fig.15)
18
Unlock the screw*4 in the both sides of the iron bracket.
(Fig.16)
19
Dismantle the iron bracket.
(Fig.17)
20
Take the Panel out of the bezel.
21
1. Unlock the screw*3 in the control boa