HP E24m Maintenance and Service Guide - Page 22

• If connector need to replace, please insert new parts carefully because the near pin may cause short circuit by inappropriate operate. • DO NOT allow any liquid on the board. Water and moisture may cause short-circuit to the electronic components and lead to malfunctions. • The fusion point of Lead-Free solder is requested. Repairing with conventional lead wire may cause damage. • Work quickly to avoid overheating the circuit board as soon as you confirm the steady soldering condition. • Keep the soldering iron tip clean and well tinned and when replacing parts. • A close inspection of the circuit board revealed look in good condition. • After repaired, must connect source to each port to check Main board function is ordinary. Note: (The requirement of professional repairers' regulation by ERP lot5) 1) The professional repairer has the technical competence to repair electronic displays and complies with the applicable regulations for repairers of electrical equipment in the Member States where it operates. Reference to an official registration system as professional repairer, where such system exists in the Member States concerned, shall be accepted as proof of compliance with this point. 2) The professional repairer is covered by insurance covering liabilities resulting from its activity, regardless of whether this is required by the Member State. Audio connector CN610 Repair the audio connector: 1) Use a hot air gun to melt the solder on the pins. Pin solder with soldering iron and absorber. You can gently push down with the soldering iron once everything is molten to move the M1 out of the through holes. 2) Lift the CN610 connector from the circuit board. 3) Place the new component on the circuit board. Be sure that it matches the footprint. 4) Solder the new component. HDMI connector CN501 Repair the HDMI connector: 1) Use a soldering iron and a de-soldering pump to remove as much solder as possible from the pin. 20