Sharp Carousel R-9Z00 Service Manual

R-22ATR-24ATTABLE OF CONTENTSPageSERVICING ...

R-22ATR-24AT8“ . “ does not appear on display when power cord is plugged into wall outlet.Control panel can not accept key in.Fuse F1 or F2 blows wh

R-22ATR-24AT9A MAGNETRON TESTTEST PROCEDURESPROCEDURELETTER COMPONENT TESTCARRY OUT 3D CHECKS.Isolate the magnetron from high voltage circuit by remov

R-22ATR-24AT10Room temperature ... T0 = 21°CInitial tem

R-22ATR-24AT11TEST PROCEDURESPROCEDURELETTER COMPONENT TESTB HIGH VOLTAGE TRANSFORMER TESTWARNING: High voltage and large currents are present at the

R-22ATR-24AT123. CARRY OUT 4R CHECKS.CAUTION: IF THE temperature fuse INDICATES AN OPEN CIRCUIT AT ROOM TEMPERATURE,REPLACE temperature fuse.I THERMIS

R-22ATR-24AT13TEST PROCEDURESPROCEDURELETTER COMPONENT TESTIf the meter does not indicate above resistance, replace the thermistor.3. CARRY OUT 4R CHE

R-22ATR-24AT14P PROCEDURES TO BE TAKEN WHEN THE FUSE ON THE PRINTED WIRING BOARD(PWB) ISOPENTEST PROCEDURESPROCEDURELETTER COMPONENT TESTf) A certain

R-22ATR-24AT15TEST PROCEDURESPROCEDURELETTER COMPONENT TESTSTEPS OCCURRENCE CAUSE OR CORRECTION1 The rated AC voltage is not present at Check supply v

R-22ATR-24AT162. Key UnitThe key unit is composed of a matrix circuit in whichwhen a key it touched, one of signals P33 - P34generated by the LSI, is

R-22ATR-24AT17Pin No. Signal I/O DescriptionDESCRIPTION OF LSILSI(IXA222DR)The I/O signal of the LSI(IXA222DR) is detailed in the following table.1 VC

R-22ATR-24ATREMEMBER TO CHECK 3D1) Disconnect the supply.2) Door opened, and wedged open.3) Discharge high two voltage capacitors.WARNING: AGAINST THE

R-22ATR-24AT1819 P47 OUT Signal to sound buzzer.This signal is to control the 2.5kHzcontinuous signal.A: Switch touch sound.B: Guidance sound.C: Compl

R-22ATR-24AT19Pin No. Signal I/O Description41-46 P17-P12 OUT Segment data signal.Signal similar to P23..47-48 P11-P10 OUT Digit selection signal.The

R-22ATR-24AT202-2 Memory IC (I-2)CAT24WC16PI is a 4K-bit, serial memory, enabling CMOS to be erased/written electrically. This memory is constructedwi

R-22ATR-24AT21touch control panel with a jumper, which brings aboutan operational state that is equivalent to the oven doorbeing closed. As for the se

R-22ATR-24AT222) How to enter the memory informationExample : Suppose cooking time 5 sec. and output power100% are entered into the memory pad 1.PAD O

R-22ATR-24AT23PRECAUTIONS FOR USING LEAD-FREE SOLDER1. Employing lead-free solderThe "Main PWB" of this model employs lead-free solder. This

R-22ATR-24AT241. Disconnect the oven from power supply.2. Make sure that a definite “click” can be heard when themicrowave oven door is unlatched. (Ho

R-22ATR-24AT255. Pull out the wire lead(s) of high voltage transformer(s)from the tube.6. Disconnect wire lead(s) of high voltage transformer(s)from h

R-22ATR-24AT26CAUTION:1. DISCHARGE THE TWO HIGH VOLTAGE CAPACI-TORS BEFORE TOUCHING ANY OVEN COMPO-NENTS OR WIRING.2. DO NOT REPLACE ONLY THE HIGH VOL

R-22ATR-24AT27CONTROL PANEL ASSEMBLY REMOVALThe complete control panel should be removed for re-placement of components. To remove the control panel,p

R-22ATR-24AT1SERVICE MANUALCOMMERCIALMICROWAVE OVENR-22AT/ R-24ATGENERAL IMPORTANT INFORMATIONThis Manual has been prepared to provide Sharp Corp. Ser

R-22ATR-24AT28Figure C-4. Power supply cord replacement1. CARRY OUT 3D CHECKS.2. Remove the control panel from the oven cavity refer-ring to “CONTROL

R-22ATR-24AT29cavity face plate is to be less than 1.0mm.3. The door is positioned with its face depressed towardthe cavity face plate.4. Re-install o

R-22ATR-24AT30SERVICE INFORMATIONIMPORTANT: When the magnetron MG1 and/or MG2 is replacing, the relays (RY3 and RY4) on control unit mustbe replaced a

R-22ATR-24AT31MICROWAVE MEASUREMENTAfter any repair, the microwave oven must be checked formicrowave leakage to ensure continued safe operation.BS EN

R-22ATR-24AT32SCHEMATICNOTE: CONDITION OF OVEN1. POWER SUPPLY CONNECTED AND/OR 1MINUTEAFTER DOOR CLOSED OR COOK OFF.2. . APPEAR ON

R-22ATR-24AT33SCHEMATICNOTE: CONDITION OF OVEN1. DOOR CLOSED.2. MANUAL REPEAT KEY TOUCHED.3. COOKING TIME PROGREMMED.4. START PAD TOUCHED.Figure O-3 O

R-22ATR-24AT34Figure S-1. Pictrorial Diagram1ABCDEFGHABCDEFGH23456123456BRNNOISE FILTERBLUNLSW5 : STOP SWITCHTOUCH CONTROL PANELCN-C3 6 GR

R-22ATR-24AT351ABCDEFGHABCDEFGH23456123456Figure S-2. Control Panel Circuit4744464849505152535455565758596061626364P45P44P43P42INT1INT0RESETP71P70XINX

R-22ATR-24AT361ABCDEFGHABCDEFGH23456123456Figure S-3. Printed Wiring BoardBLACKRED2.5AFUSE

R-22ATR-24AT37PARTS LISTNote: The parts marked "∆" may cause undue microwave exposure.The parts marked "*" are used in voltage mor

R-22ATR-24AT2GENERAL INFORMATIONWARNINGTHIS APPLIANCE MUST BE EARTHEDIMPORTANTTHE WIRES IN THIS MAINS LEAD ARE COLOURED IN ACCORDANCE WITH THE FOLLOWI

R-22ATR-24AT38∆∆∆REF. NO. PART NO. DESCRIPTION Q'TY CODEF1 QFS-IA001KKZZ Fuse 2.5A 50V 1 ADI- 1 RH-IXA222DRZZ LSI 1 AUI- 2 RH-IXA298DRZZ EEPROM

R-22ATR-24AT39REF. NO. PART NO. DESCRIPTION Q'TY CODE4-24 MHNG-A215WRM0 Upper oven hinge 1 AG4-25 PCUSUA413WRP0 Cushion 1 AG4-26 PCUSUA415WRP0 Cu

R-22ATR-24AT40HOW TO ORDER REPLACEMENT PARTSTo have your order filled prompty and correctly, please furnish the following information.1. MODEL NUMBER

R-22ATR-24AT41OVEN AND CABINET PARTS1ABCDEFGHABCDEFGH234561234567-27-27-67-67-64-202-37-217-67-37-67-44-397-197-187-67-67-67-5A1BA22-46-72-4-22-4-12-2

R-22ATR-24AT42'05SHARP CORP. (1S0.0e_E)CONTROL PANEL PARTSMISCELLANEOUSDOOR PARTS1ABCDEFGHABCDEFGH23456123456Actual wire harness may be different

R-22ATR-24AT3APPEARANCE VIEWOVEN1. Control panel2. Hole for safety door latches3. Ceramic floor4. Splash cover5. Oven light6. Air intake filter7. Air

R-22ATR-24AT4OPERATION SEQUENCEto negative voltage of approximately 4000 volts D.C..3. The 2450 MHz microwave energy produced in themagnetron generate

R-22ATR-24AT5NOTE: The ON/OFF time ratio does not exactly corre-spond to the percentage of microwave power,because approx. 3 seconds are needed for he

R-22ATR-24AT6DOOR OPEN MECHANISM1. The door release lever is pulled.2. The upper latch head is lifted up by the linked doorrelease lever.3. The head l

R-22ATR-24AT7EXHAUST OVEN THERMISTOR TH3The thermistor is a negative temperature coefficient type.The temperature in the exhaust duct is detected thro