HP FlexFabric 7904 Assembly instructions

EL-MF877-00 Page 1
Template Revision B
Product End-of-Life Disassembly Instructions
Product Category: Networking Equipment
Marketing Name / Model
[List multiple models if applicable.]
HP FlexFabric 7904 Ethernet Switch Fan Module(Power to Port Airflow)(JG839A)
HP FlexFabric 7904 Ethernet Switch Fan Module(Port to Power Airflow)(JG684A)
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 Notes
Quantity
of items
included
in product
Printed Circuit Boards (PCB) or Printed Circuit
Assemblies (PCA) With a surface greater than 10 sq cm 1
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
0
Liquid Crystal Displays (LCD) with a surface
greater than 100 sq cm Includes background illuminated displays with gas discharge lamps 0
Cathode Ray Tubes (CRT) 0
Capacitors / condensers (Containing PCB/PCT) 0
Electrolytic Capacitors / Condensers measuring
greater than 2.5 cm in diameter or height 0
External electrical cables and cords 0
Gas Discharge Lamps 0
Plastics containing Brominated Flame Retardants
weighing > 25 grams (not including PCBs or
PCAs already listed as a separate item above)
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
Components, parts and materials containing 0

EL-MF877-00 Page 2
Template Revision B
radioactive substances
2.0 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#
tweezers
3.0 Product Disassembly Process
3.1 List the basic steps that should typically be followed to remove components and materials requiring selective
treatment:
1. Unscrew the screws on PCB 1, and then remove PCB 1.
2. Unscrew the screws on part 2, and then remove part 2.
3. Remove the fan 3.
4. Remove shielding fingers 4.
5. Unscrew the screws on pulled handle 5, and then remove pulled handle 5.
6. Remove all of the labels.
3.2 Optional Graphic. If the disassembly process is complex, insert a graphic illustration below to identify the items
contained in the product that require selective treatment (with descriptions and arrows identifying locations)
Figure 1 Treatments to fan-assembly

EL-MF877-00 Page 3
Template Revision B
3.3 Material of the facility built
Facility Components Material Weight(g) Weight percentage Selective treatment for materials
and components Details
1 Complex PCB 80 9.5% The surface of PCB is greater
than 10 square centimeters;
2 Fe 72 8.6% Fe recycling
3 PBT , Cu 85*4 40.5% Containing brominated flame
retardants
4 Be-Cu 1.3*2 0.3% Cu recycling
5 Fe 46.2 5.5% Fe recycling
6 Fe 299.2 35.6% Fe recycling
3.4 List the basic steps that should typically be followed to remove components and materials requiring selective
treatment:
1. Clear the yellow adhesive, if had, by the tweezers.
2. Pry the button battery up from socket.

EL-MF877-00 Page 4
Template Revision B
3.5 Optional Graphic. If the disassembly process is complex, insert a graphic illustration below to identify the items
contained in the product that require selective treatment (with descriptions and arrows identifying locations)
Figure 2 Clear the yellow adhesives by the tweezers.
Figure 3 Pry up the button battery
4.0 Revised record
Date Version Author Modify content
2013.11.12 V0 Cheng Wei Initial version