Sanyo DP19241 Service Manual

Also see for DP19241: Owner's manual Setup guide

Contents

INSTALLATION 4. When bridge-soldering between terminals and/or thesoldering amount are not enough, resolder using a1. Take care of the polarity of new IC and then install the Thintip Soldering Iron. (Refer to Fig. 2-8.)new IC fitting on the printed circuit pattern. Then soldereach lead on the diagonal positions of IC temporarily.(Refer to Fig. 2-5.)5. Finally, confirm the soldering status on four sides of theIC using a magnifying glass.Confirm that no abnormality is found on the solderingposition and installation position of the parts around theIC. If some abnormality is found, correct by resoldering.NOTE2. Supply the solder from the upper position of IC leads When the IC leads are bent during soldering and/orsliding to the lower position of the IC leads. repairing, do not repair the bending of leads. If the(Refer to Fig. 2-6.) bending of leads are repaired, the pattern may bedamaged. So, always be sure to replace the IC in thisDISASSEMBLY INSTRUCTIONSFig. 2-5Fig. 2-8ICThin-tip Soldering IronSoldering IronSolder temporarily Solder temporarilyB2-2damaged. So, always be sure to replace the IC in thiscase.3. Absorb the solder left on the lead using the BraidedShield Wire. (Refer to Fig. 2-7.)NOTEDo not absorb the solder to excess.Fig. 2-6Fig. 2-7ICSoldering IronSupply solderingfrom upper positionto lower positionSolderSoldering IronICBraided Shield WireB2-2