HP QL243A Product End-Of-Life Disassembly Instructions Download

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EL-MF877-00 Page 6
Template Revision B

PSG instructions for this template are available at

Remove the large capacitor from the Small PCBA.

Remove the Connector PCBA

Remove standoffs and the large PCBA screws.

Remove the 4 caps from the main PCBA.

DC PSU:

Remove the power supply from the drive chassis using the same method as AC PSU:

Summary of Contents for QL243A

Page 3: ...EL MF877 00 Page 3 Template Revision B PSG instructions for this template are available at EL MF877 01 Use the following diagram for power supply disassembly AC PSU ...

Page 4: ...7 01 Item Material A Sheet Metal B Plastic C Steel D Polycarbonate E ABS Item Materials Hazards Power Socket Polycarbonate steel Switch Polycarbonate steel Fan Steeel iron plastic PCB copper Lead Large PCB Copper aluminium alloy Lead Small PCB Copper aluminium alloy Lead Remove Chassis cover screws ...

Page 5: ...vision B PSG instructions for this template are available at EL MF877 01 Disconnect Fan connectors Remove 4 screws from the small PCBA Cut the tie wraps and disconnect from large PCBA Disconnect from switch PCBA Remove Support Tray ...

Page 6: ...ate are available at EL MF877 01 Remove the large capacitor from the Small PCBA Remove the Connector PCBA Remove standoffs and the large PCBA screws Remove the 4 caps from the main PCBA DC PSU Remove the power supply from the drive chassis using the same method as AC PSU ...

Page 8: ...lable at EL MF877 01 Disassembling Hard Drive Modules Release the carrier handle by pressing the latch in the handle towards the right Withdraw the module from the drive bay To remove hard drive remove the 2 screws from the rear PCBA if present and remove the 4 screws from the bottom ...

Page 9: ... C Plain spring steel D Zinc alloy 3 E Polycarbonate G Beryllium copper 190 alloy XHM ASTM B194 1996 Lead H Silicon Grease I PCB Lead All Screws nuts and washers are zinc plated steel Disassembling Control Panel At the rear of the drive chassis remove the two screws shown and pull out the PCBA Remove the four screws from the PCBA to bracket assy to remove the PCBA ...

Page 10: ...ead C Polycarbonate All Screws nuts and washers are zinc plated steel Disassembling Center Plane aka Mid Plane PCBA Remove the EMI fingers from all of the drive bays Remove one drive wall screw from each drive wall from the top and one screw from each drive wall the bottom Remove the three mid drive walls Remove the midplane screws to remove the midplane ...

Page 11: ... template are available at EL MF877 01 Item Material Hazards A ZINTEC A F B Aluminium C Polycarbonate D PCB Lead E Tin lead plate Copper ECP 0613 08 bright tin plate Lead F Polycarbonate with aluminium inserts Gaskets All Screws nuts and washers are zinc plated steel ...