HP ProDesk 400 G2.5 Installation instructions

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Template Revision B
PSG instructions for this template are available at EL-MF877-01
Product End-of-Life Disassembly Instructions
Product Category: Personal Computers
Marketing Name / Model
[List multiple models if applicable.]
HP ProDesk 400 G2.5 SFF Business PC
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
2
Batteries
All types including standard alkaline and lithium
coin or button style batteries
1
Mercury-containing components
For example, mercury in lamps, display backlights,
scanner lamps, switches, batteries
Liquid Crystal Displays (LCD) with a surface
greater than 100 sq cm
Includes background illuminated displays with gas
discharge lamps
Cathode Ray Tubes (CRT)
Capacitors / condensers (Containing PCB/PCT)
Electrolytic Capacitors / Condensers measuring
greater than 2.5 cm in diameter or height
1
External electrical cables and cords
Power cord
1
Gas Discharge Lamps
Plastics containing Brominated Flame Retardants
weighing > 25 grams (not including PCBs or PCAs
already listed as a separate item above)
Cooler fan 82g,system fan 72g,PSU fan 32.4g
186.4g
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.
Components and waste containing asbestos
Components, parts and materials containing
refractory ceramic fibers

EL-MF877-00 Page 2
Template Revision B
PSG instructions for this template are available at EL-MF877-01
Components, parts and materials containing
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
T-15
Micro shear
YN-3
Screw driver
PH2
Description #4
Description #5
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. Remove access panel. (see Figure 1-2)
2. Remove front bezel. (see Figure 3)
3. Disconnect cooler cable then remove the cooler from board. (see Figure4-5)
4. Remove the HDD (see Figure 6-8)
5. Remove the Slim ODD (see Figure 9-10)
6. Unplug all cable conn. from PCA. (see Figure 11)
7. Remove the PCA(see Figure 12-13)
8. Remove the DIMM. (see Figure 14)
9. Remove the CPU. (see Figure 15-16)
10. Remove the Battery. (see Figure 17)
11. Remove the FIO module from chassis. (see Figure 18-19)
12. Remove the SD card reader from chassis. (see Figure 20-21)
13. Remove the speaker from chassis. (see Figure 22-23)
14. Remove Sys fan from chassis. (see Figure 24-25)
15. Remove the PSU from chassis. (see Figure 26-27)
16. Remove the PSU chassis and remove the PSU board. (see Figure 28-38)
17. Remove the Electrolytic Capacitors from PSU board. (see Figure 39-40)
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).

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PSG instructions for this template are available at EL-MF877-01
Figure1 Release Thumb screw on the access panel.
Figure2 Griping the tab at the end of access panel, pull
towards the rear and remove from unit.
Figure3 Pull 3 pcs bezel hooks and remove the front bezel
from chassis.
Figure4 Unplug the cooler cable from PCA
Figure5 Release 4 screws from cooler and remove it
(screw driver T15)
Figure6 Disconnect the SATA and power cables from
HDD

EL-MF877-00 Page 4
Template Revision B
PSG instructions for this template are available at EL-MF877-01
Figure7 Release the HDD screws
(screw driver T15)
Figure8 Remove the HDD form chassis
Figure9 Push the latch and release the Slim ODD.
Figure10 Remove the Slim ODD form chassis.
Figure11 Unplug all cable conn. from PCA.
Figure12 Release 6 pcs screws from PCA
(screw driver T15)

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Template Revision B
PSG instructions for this template are available at EL-MF877-01
Figure13 Remove PCA from chassis
Figure14 Push the hooks on both sides and then pick up
the memory
Figure15 Rotate the handle and open it up
Figure16 Remove the CPU from board
Figure17 Remove the battery from the PCA
Figure18 Release the screw of the FIO cable
(screw driver T15)

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PSG instructions for this template are available at EL-MF877-01
Figure 19 Push the plastic hook and rotation the FIO
module inside. Remove the FIO module from chassis
Figure20 Release the SD card reader screw
(screw driver T15)
Figure21 Remove the SD Card reader from chassis
Figure22 Release two screws of speaker
Figure23 Remove the speaker form chassis
Figure24 Release 2 pcs screws from system fan.
(screw driver PH2)

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PSG instructions for this template are available at EL-MF877-01
Figure28 Remove screw for top cover
(screw driver PH2)
Figure29 Remove case cover
Figure25 Remove the system fan from chassis
Figure26 Release 4 pcs screws of PSU and remove it
(screw driver T15)
Figure27 Pull up the PSU and remove it

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PSG instructions for this template are available at EL-MF877-01
Figure30 Remove FG screw
(screw driver PH2)
Figure31 Disconnect fan connector
Figure32 Disconnect the L/N wire connector
Figure33 Cut the cable tie
(Micro shear YN-3)
Figure34 Remove PCB screw
Figure35 Remove plastic cover
Figure36 Remove AC inlet
Figure37 Remove the FAN
(screw driver PH2)

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PSG instructions for this template are available at EL-MF877-01
Figure38 Cut output cable
(micro shear YN-3)
Figure39 Remove capacitors use solder iron
Figure40 Remove of Electrolytic Capacitors greater than
2.5cm in diameter or height (C801)