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HP Compaq dc7900 Convertible Minitower Business Product End-Of-Life Disassembly Instructions

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Product End-of-Life Disassembly Instructions
Product Category: Personal Computers
Marketing Name / Model
[List multiple models if applicable.]
Name / Model #1: HP Compaq dc7900 Convertible Minitower Business PC
Name / Model #2
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, as defined by EU
directive 2002/96/EC, Waste Electrical and Electronic Equipment (WEEE).
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
Printed Circuit Boards (PCB) or Printed Circuit
Assemblies (PCA)
Batteries
Mercury-containing components
Liquid Crystal Displays (LCD) with a surface greater
than 100 sq cm
Cathode Ray Tubes (CRT)
Capacitors / condensers (Containing PCB/PCT)
Electrolytic Capacitors / Condensers measuring
greater than 2.5 cm in diameter or height
External electrical cables and cords
Gas Discharge Lamps
Plastics containing Brominated Flame Retardants
Components and parts containing toner and ink,
including liquids, semi-liquids (gel/paste) and toner
Components and waste containing asbestos
Components, parts and materials containing
refractory ceramic fibers
Components, parts and materials containing
radioactive substances
EL-MF877-00
Template Revision A
Notes
With a surface greater than 10 sq cm
All types including standard alkaline and lithium coin
or button style batteries
For example, mercury in lamps, display backlights,
scanner lamps, switches, batteries
Includes background illuminated displays with gas
discharge lamps
Include the cartridges, print heads, tubes, vent
chambers, and service stations.
Quantity
of items
included
in product
2 to 4 (1
sys board,
1 to 3 P/S
PCAs
1
4, 5, or 9 in
P/S
Page 1

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Summary of Contents for HP Compaq dc7900 Convertible Minitower Business

  • Page 1 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, as defined by EU directive 2002/96/EC, Waste Electrical and Electronic Equipment (WEEE).
  • Page 2 1.3 Markings for plastic parts greater than 25 grams ISO 11469:2000 Optional: Plastic Part Name Plastic Part Description Weight (grams) Plastic Part Mark Photo Front plastic bezel of Bezel 180g >ABS< desktop or tower product Air duct of desktop or Air duct >PC+ABS FR(40)<...
  • Page 3: Power Supply

    Slide the power supply toward the front of the computer, rotate toward the fan so the power supply clears the lip on the top of the chassis, and then lift the power supply out of the chassis. HP uses three different power supply vendors. See the instructions below to disassemble and remove required power supply components: POWER SUPPLY 1: a.
  • Page 4 FIGURE 1: Removing the access panel. FIGURE 2: Removing the front bezel FIGURE 3: Type 1 battery holder EL-MF877-00 Page 4 Template Revision A...
  • Page 5 FIGURE 4: Type 2 battery holder FIGURE 5: Type 3 battery holder FIGURE 6: Removing the system board EL-MF877-00 Page 5 Template Revision A...
  • Page 6 FIGURE 7: Removing the power supply screws FIGURE 8: Removing the power supply from the chassis EL-MF877-00 Page 6 Template Revision A...
  • Page 7 FIGURE 9: POWER SUPPLY 1: Cover screw locations FIGURE 10: POWER SUPPLY 1: Cover screw locations FIGURE 11: POWER SUPPLY 1: Top PCA screw locations EL-MF877-00 Page 7 Template Revision A...
  • Page 8 FIGURE 12: POWER SUPPLY 1: Large PCA screw locations FIGURE 13: POWER SUPPLY 1: Capacitors (4) to cut EL-MF877-00 Page 8 Template Revision A...
  • Page 9 FIGURE 14: POWER SUPPLY 2: Cover screw locations FIGURE 15: POWER SUPPLY 2: Cover screw locations FIGURE 16: POWER SUPPLY 2: PCA screw locations EL-MF877-00 Page 9 Template Revision A...
  • Page 10 FIGURE 17: POWER SUPPLY 2: Capacitors (5) and small PCA to cut FIGURE 18: POWER SUPPLY 3: Cover screw locations FIGURE 19: POWER SUPPLY 3: Cover screw locations EL-MF877-00 Page 10 Template Revision A...
  • Page 11 FIGURE 20: POWER SUPPLY 3: Top PCA screw locations FIGURE 21: POWER SUPPLY 3: Large PCA screw locations FIGURE 22: POWER SUPPLY 3: Capacitors (9) and small PCA to cut EL-MF877-00 Page 11 Template Revision A...
  • Page 12 EL-MF877-00 Page 12 Template Revision A...