Sanyo EM-N107WS Supplement Of Service Manual

Also see for EM-N107BS: Service manual

COMPONENTCOMPONENTCOMPONENTCOMPONENTCOMPONENT CHECKOUT PROCEDURECHECKOUT PROCEDURECHECKOUT PROCEDURECHECKOUT PROCEDURECHECKOUT PROCEDURE RESULRESULRESULRESULRESULTTTTTMeasure the resistance between terminals ofFPC connector after removing it from S101.(Figure 2).NOTENOTENOTENOTENOTE- When reconnecting the FPC connector, make When checking “START” key, connectsure the holes on the connector are properly Ohm-Meter as illustration below.inserted in hooks of the plastic fastener in S101.MAMAMAMAMATRIX CIRCUIT FORTRIX CIRCUIT FORTRIX CIRCUIT FORTRIX CIRCUIT FORTRIX CIRCUIT FORTOUCH KEY BOARDTOUCH KEY BOARDTOUCH KEY BOARDTOUCH KEY BOARDTOUCH KEY BOARDFPC CONNECTORFPC CONNECTORFPC CONNECTORFPC CONNECTORFPC CONNECTOR-----1) Measure the resistance : Normal readings :With an Ohm-Meter on R x 1 scale.a. Primary winding : Approximately 0.72 Ohms.b. Filament winding : Less than 1 Ohm.c. Secondary winding : Approximately 133 Ohms.2) Measure the resistance : Normal readings :With an Ohm-Meter on highest scale.a. Primary winding to ground : Infinite Ohms.b. Filament winding to ground : Infinite Ohms.NoteNoteNoteNoteNote : Remove varnish ofmeasured point.- 3 -0 6 51234789STOP /CLEARPOWERLEVEL SOUP /BEVERAGEMORE +LESS -AUTODEFROST QUICKONCLOCK POPCORNS TAR T FROZENVEGETABLESADD30 SECKITCHENTIMERPOTATOFigure 2Figure 2Figure 2Figure 2Figure 2Ohm-MeterOhm-MeterOhm-MeterOhm-MeterOhm-MeterTERMINALS OF FPC CONNECTORTERMINALS OF FPC CONNECTORTERMINALS OF FPC CONNECTORTERMINALS OF FPC CONNECTORTERMINALS OF FPC CONNECTOR4. TEST PROCEDURES4. TEST PROCEDURES4. TEST PROCEDURES4. TEST PROCEDURES4. TEST PROCEDURESFigure 3Figure 3Figure 3Figure 3Figure 3Ohm-MeterOhm-MeterOhm-MeterOhm-MeterOhm-MeterWhen When notResistance touched touchedvalue Less than More than1K Ohms 1 MEG OhmsTOUCH KEYBOARDHIGH-VOLTAGETRANSFORMER