爱华Aiwa-AD-WX220-维修手册

AIWAS/M Code No.83-028DATE OF ISSUE 12/1983SERVICEMANUAL11BA66MODEL NO.STEREO CASSETTEDECKA▣-VX22OTYPE.H,HB,U,UB,E,EB,K,G,Z ZBFollow the instructions carefully,which will allow the user to optimise the products'performanceand give many years of serivce.1.No scratch and melting shall be made to covered lead-wires of an6.General instructions for mechanism repaira.c.primary circuit including mains leads.1)Lubricants been stained the surfaces of transmitting portion2.No illegibility shall be given to the specification plate,the cau-of the belts,idlers,capstan and pinch roller shall be removedtion labels,the fuse labels and others.because slippery and faulty tape travel shall be caused.3.When,on pattern sides of circuit boards,additional repair-parts2)When oiling.only one or two drops shall be applied so ashave been made up,the parts shall be firmly glued to circuitnot to run over and be dispersed.Note should be taken of theboards or other components,unless the parts can be attachedmetal fitting for the capstan and rotating portionsof thefirmly.3)idlers and pinch roller,especially.4.The following matters shall be maintained as they are.whenE-rings and poly slider washers shall be replaced wih newrepairing.ones,if once those have been removed.-No re-utiization1)Soldering of lead-wire endsdue to unreliability.*Care should be taken of the space distance in an a.c.pri4)Regular spare-parts shall always be used for repair,becausemary circuit as well as soldering.using irregular parts and tampering with the products shall2)Wiring and holding of lead wires with wire-clips and binderscause deterioration.mulfunction and damage.3)Materials of lead-wires"e.g.:For UL models,lead-wires to be used shall be approved or accepted by the UL.4)Location of all kinds of insulators5)Setting of voltage selector switch"Set the Voltage Selector Switch to 240V,220V,or 120V,According to your Local Voltage.5.After repaired,the insulation resistance or leakage current shallbe measured with 500 5V D.C and shall be not less than 1MS.Measuring PointConnect to Chasss or Outside of Pn JackRating More than IMQ/500V DCPnca(G》Chassis()AC Power Cord(+】