Samsung CE745GR service manual

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PRECAUTIONS TO BE OBSERVED BEFORE AND DURING SERVICING TO AVOID POSSIBLE EXPOSURE TO EXCESSIVE MICROWAVE ENERGY

(a)Do not operate or allow the oven to be operated with the door open.

(b)Make the following safety checks on all ovens to be serviced before activating the magnetron or other microwave source, and make repairs as necessary:

(1)Interlock operation,

(2)proper door closing,

(3)seal and sealing surfaces (arcing, wear, and other damage),

(4)damage to or loosening of hinges and latches,

(5)evidence of dropping or abuse.

(c)Before turning on microwave power for any service test or inspection within the microwave generating compartments, check the magnetron, wave guide or transmission line, and cavity for proper alignment, integrity, and connections.

(d)Any defective or misadjusted components in the interlock, monitor, door seal, and microwave generation and transmission systems shall be repaired, replaced, or adjusted by procedures described in this manual before the oven is released to the owner.

(e)A Microwave leakage check to verify compliance with the Federal performance standard should be performed on each oven prior to release to the owner.

Samsung Electronics

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Contents Microwave Oven Page Precaution Safety precautionsSpecial Servicing Precautions Special High Voltage PrecautionsComparison Chart SpecificationsTable of Specifications Control Panel Features & External ViewsOperating Instructions Replacement of High Voltage Transformer Disassembly and ReassemblyReplacement of Magnetron, Motor Assembly and Lamp Replacement of Door Assembly Removal of Door AssemblyReplacement of Fuse Replacement of Drive MotorReplacement of Control Circuit Board Removal of Control Box AssemblyLow Voltage Transformer Alignment and AdjustmentsHigh Voltage Transformer MagnetronHigh Voltage Capacitor Main Relay and Power Control RelayPrecaution High Voltage DiodeOutput Power of Magnetron Leakage Measuring ProcedureMicrowave Heat Distribution Heat Evenness Troubleshooting Electrical MalfunctionTroubleshooting Exploded Views and Parts List Exploded ViewsMain Parts List Parts No Description/Specification Qty RemarksDescription/Specification Qty Control Parts ListBody Latch Parts List Parts No Description/Specification Qty Remarks Old Parts NoStandard Parts List C.B Diagrams P.C.B DiagramsP.C.B Parts List Parts No Description / Specification Qty RemarksSchematic Diagrams Schematic Diagrams