Sharp R-216LS manual

PRECAUTIONS TO BE OBSERVED BEFORE AND DURING SERVICING T O A VOID POSSIBLE EXPO- SURE TO EXCESSIVE MICROW A VE ENERGY CHAPTER 1. W A RNING TO SER VICE PERSONNEL CHAPTER 2. MICROW A VE MEASUREMENT PRO- CEDURE CHAPTER 3. FOREWORD AND W ARNING CHAPTER 4. PRODUCT D ESCRIPTION CHAPTER 5. GENERAL INFORMA TION CHAPTER 6. OPERA TION CHAPTER 7. TROUBLESHOOT[...]

CONTENTS PRECAUTIONS TO BE OBSER VED BEFORE AND DURING SERVICING T O A VOID POSSIBLE EXPO- SURE TO EXCESSIVE MICROW A VE ENERGY CHAPTER 1. W ARNING TO SERVICE PERSONNEL [1] Before Servicing ........ ...... ............. .......... .... 1-1 [2] When the testing is co mpleted, .... ............. . 1-1 [3] After repairing ............... .............[...]

R216LS i R216LS Service Manual PRECAUTIONS T O BE OBSERVED BEFO RE AND DURING SER VICING TO A VOID POSSIBLE EXPOSURE T O EXCESSIVE MICROW A VE ENERGY BEFOR SER VICING PRECAUTIONS T O BE OBSERVED BEFORE AND DURING SERVICING T O AVOID POSSIBLE EXPOSURE T O EXCESSIVE MICRO W A V E ENERGY (a) Do not operate or allow the oven to be operated with the doo[...]

R216LS 1 – 1 R216LS Service Manual CHAPTER 1. W ARNING T O SERVICE PERSONNEL Microwave ovens contain circuitry capable of producing very high voltage and cu rrent, contact with following parts may result i n a severe, possibly fatal, electrical shock. (Example) High V oltage Capacitor , High V oltage Power T ransformer , Magnetron, High V oltage [...]

R216LS 2 – 1 R216LS Service Manual CHAPTER 2. MICROW A VE MEASUREMENT PROCEDURE [1] Requirement s: 1. Microwave leakage limit (Power density limit): The power density of microwave ra d iation emitted by a microwave oven should no t exceed 1mW/ cm 2 at any point 5cm or more from the external surface of the oven, measure d prior to acquisiti on by [...]

R216LS 3 – 1 R216LS Service Manual CHAPTER 3. FOREWORD AND W ARNING [1] FOREWORD This Manual has been prepared to provide S harp Electronics Corp. Service Personnel with Operation and Service Info rmation for t he SHARP MICROW A VE OVEN, R-216LS. It is recommended that ser vice personnel carefully study th e entire text of this manual so tha t th[...]

R216LS 4 – 1 R216LS Service Manual CHAPTER 4. PRODUCT DESCRIPTION [1] SPECIFICA TIONS ITEM DESCRIPTION Power Requirements 120 V olts 60 Hertz Single phase, 3 wire grounded Power Consumption 1 170W / Approx. 10 Amperes Power Output 800 W nominal of RF microwave energy (IEC T est procedur e) Operating frequency 2450 MHz Case Dimensions Width 18-1/8[...]

R216LS 5 – 1 R216LS Service Manual CHAPTER 5. GENERAL INFORMA TION [1] GROUNDING INSTRUCTIONS This oven is equipped with a thr ee prong grounding plug. It must be plugged into a wall receptacle that is pr operly installed a nd grounded in accor- dance with the National Electrical Co de and local codes and ordinances. In the event of an electrical[...]

R216LS 5 – 2 2. TOUCH CONTROL P ANE L NOTE: Some one-touch cooking features such as "MINUTE PLUS" are disabled after three minu tes when the oven is not in use. These features are automatically enabled when the door is opened and clos ed or the STOP/ CLEAR pad is pressed. POWER LEVEL STOP CLEAR MINUTE PLUS ST ART TIMER CLOCK POPCORN DEF[...]

R216LS 6 – 1 R216LS Service Manual CHAPTER 6. OPERA T ION [1] DESCRIPTION OF OPERA TING SEQUENCE The following is a descript ion of com ponent functions dur ing oven operation. 1. OFF CONDITION Closing the door activates door sensing switch and secondary inter- lock switch. (In this condition, the monitor switch contact s are opened.) When oven i[...]

R216LS 6 – 2 [2] OVEN SCHENA TIC 1. Off Condition Figure O-1. Oven Sche matic-Off Condition 2. Cooking Condition Figure O-2. Ove n Schematic-Cooking Co ndition SCHEMA TIC NOTE: CONDITION OF OVEN 1. DOOR CLOSED 2. CLOCK APPEARS ON DISPLA Y SCHEMA TIC NOTE: CONDITION OF OVEN 1. DOOR CLOSED. 2. COOKING TIME PROGRAMMED. 3. V ARIABLE COOKING CONTROL &[...]

R216LS 6 – 3 [3] DESCRIPTION AND F UNCTION OF COMPONENTS 1. DOOR OPEN MECHANISM The door is opened by p ushing the open button on the control panel, refer to the Figure D-1. When the open button is pushed, the open button pushes up the switch lever , and then the switch lever pushes up the latch head. The latch heads are moved upward and released[...]

R216LS 7 – 1 R216LS Service Manual CHAPTER 7. TROUBLESHOOTING GUIDE Never touch any p art in the circuit with your hand or an uninsulated tool while the power sup ply is connected. When troubleshooting the microwave oven, it is he lpful to follow the Seq uence of Operation in performing the che cks. Many of th e possible cau ses of trouble will r[...]

R216LS 8 – 1 R216LS Service Manual CHAPTER 8. TEST PROCEDURES [1] Procedure A: MAGNETRON ASSEMBL Y TEST 1. Disconnect the power supply cord, and then remove ou ter case. 2. Open the door and block it open. 3. Discharge high voltage cap acitor . 4. T o test for an open filament, isolate the magnetron from the high voltage circuit. A continuity che[...]

R216LS 8 – 2 6. Reinstall the outer case (cabinet). 7. Reconnect the power supply cord after the outer case is installed. 8. Run the oven and check all functions. NOTE: Be sure to use an ohmmeter that will su pply a forward bias voltage of more than 6.3 volts. [4] Procedure D: HIGH VOL T AGE CAP ACITOR TEST 1. Disconnect the power supply cord, an[...]

R216LS 8 – 3 7. Reconnect the power supply cord after the outer case is installed. 8. Run the oven and check all functions. 2. PRIMAR Y INTERLOCK RELA Y (RY2) 1. Disconnect the power supply cord, and then remove ou ter case. 2. Open the door and block it open. 3. Discharge high voltage cap acitor . 4. Disconnect two (2) wire leads from the male t[...]

R216LS 8 – 4 [10] Procedure I: NOISE FIL TER TEST 1. Disconnect the power supply cord, and then remove ou ter case. 2. Open the door and block it open. 3. Discharge high voltage cap acitor . 4. Disconnect the lead wires from the terminal the noise filter . Using an ohmmeter , check between the terminals as described in the following tabl e. If in[...]

R216LS 8 – 5 b) When touching the pads, no pads produce a signal. 2) In connection with indicators a) At a certain digit, all or some segments do not light up. b) At a certain digit, brightness is low . c) Only one indicator does not light. d) The corresponding segments of all digits do not light up; or they continue to light up. e) Wrong figure [...]

R216LS 8 – 6 These relays are operated by D.C. voltage Check voltage at the relay coil with a D.C. voltmeter during th e micr owave cooking operation. DC. voltage indicated ................. Defective relay . DC. voltage not indicated ........... Check diode which is connected to the relay coil. If diode is good, control unit i s defective. 8. If[...]

R216LS 8 – 7 7) Follow the troubleshooting guide given below for r epair . 8) Disconnect the power supply cord and then remove outer case. 9) Open the door and block it open. 10)Discharge high voltage capacitor . 1 1) R econnect all leads removed from componen ts during testing. 12)Re-install the outer case (cabinet). 13)Reconnect the power suppl[...]

R216LS 9 – 1 R216LS Service Manual CHAPTER 9. T OUCH CONTROL P ANEL ASSEMBL Y [1] OUTLINE OF TOUCH CONTROL P ANEL The touch control section consists of the following units as shown in the to uch control panel circuit. (1) Key Unit (2) Control Unit The principal functions of these units and their related signals are expla ined below . 1. Key Unit [...]

R216LS 9 – 2 2) Open the door and block it open. 3) Discharge high voltage capacitor . 4) Disconnect the leads to the pr imary of the power transformer . 5) Ensure that these leads remain isolated from ot her components and oven chassis by using insulation tape. 6) After that procedure, re-connect the power supply cord. After checking the perform[...]

R216LS 10 – 1 R216LS Service Manual CHAPTER 10. PRECAUTIONS FOR USING LEAD-FREE SOLDER [1] Employing lead-free solder The "Main PWB" of this mode l employs lead-free solder . This is ind icated by the "LF" symbol printed on the PWB and in the servi ce manual. The suf- fix letter indicates the alloy type of the solder . Examp l[...]

R216LS 11 – 1 R216LS Service Manual CHAPTER 1 1. COMPONENT REPLACEMENT AND ADJUSTMENT PROCE- DURE [1] W ARNING Please refer to “OVEN P ARTS, CABINET P ARTS, CONTROL P ANEL P ARTS, DOOR P ARTS”, when carrying out any of the following removal pr oce- dures: [2] OUTER CASE REMOV AL T o remove the outer case, procedure as follows. 1. Disconnect t[...]

R216LS 11 – 2 [3] MAGNETRON REMOV AL 1. Disconnect the power supply cord and remove outer case. 2. Open the oven door and block it open. 3. Discharge high voltage cap acitor . 4. Remove the two (2) screws holding the air duct to the oven cavity . 5. Release the air duct from the oven cavity . 6. Disconnect the wire leads from magnetron. 7. Remove[...]

R216LS 11 – 3 3. Discharge high voltage cap acitor . 4. Push the lever of positive lock ® connector . 5. Pull down on the positive lock ® connector . CAUTION: WHEN CONNECTING THE POSITIVE LOCK ® CONNEC- TORS T O THE TERMINALS, INST ALL THE POSITIVE LOCK ® SO THA T THE LEVER FA CES YOU. Figure C-1. positive lock ® connector [7] CONTROL P ANEL[...]

R216LS 11 – 4 [9] POWER SUPPL Y CORD REPLACEMENT 1. REMOV AL 1. Disconnect the power supply cord, and remove outer case. 2. Open the door and block it open. 3. Discharge high voltage cap acitor . 4. Remove the single (1) screw holding the green wire to the oven cavity back plate. 5. Disconnect the leads of the power supply cord from the noise fil[...]

R216LS 11 – 5 8. Remove the fan blade assembly from the shaft of the fan motor by pulling and rotating the fan blade with your hand. 9. Now , the fan blade w ill be free. CAUTION: DO NOT RE-USE THE REMOVED F AN BLADE BECAUSE THE HOLE (FOR SHAFT) MA Y BE LARGER THAN NORMAL. 10.N ow , the fan motor is free. 2. INST ALLA TION 1. Install the fan blad[...]

R216LS 11 – 6 2. Aft er adjustment, check the following. 1. In and out play of door remains less than 0.5mm w hen in the latched position. First check upper po sition of latch hook, pushing and pulling upper portion of door toward the oven face. Then check lower portion of the latch hook, pushing and pulling lower portion of the door toward the o[...]

R216LS 11 – 7 NOTE: The door on a microwave oven is desig ned to act as an electronic seal preventing the leakag e of microwave energy from oven cavity du ring cook cycle. This fu nction does not re quire that door b e air-tight, m oisture (conden - sation)-tight or lig ht-tight. Therefore, occasio nal appear- ance of moisture, l ight or sensing [...]

R216LS 12 – 1 R216LS Service Manual CHAPTER 12. CIRCUIT DIAGRAMS [1] Pictorial Diagram (Figure S-1) Figure S- 1. Pictoria l Diagram BLU MONITOR SWITCH SECONDARY INTERLOCK SWITCH COM COM RED N.C. N.O. N.O. COM GRY GRN GRN GRY TEMPERATURE FUSE (OVEN) DOOR SENSING SWITCH BLK ORG GRN CONTROL PANEL WHT RY1 PRIMARY INTERLOCK RELAY CN-B 2 1 CN-A N.O. CO[...]

R216LS 12 – 2 [2] Control Panel Ci rcuit (Figure S-2) Figure S-2. Control Panel Circuit SEG14 AIN1 AIN0 SEG0 P20 VLC2 VLC1 VLC0 CAPL CAPH P70 AIN5 P03 COM0 IC-1 AIN2 AIN3 AIN4 SEG13 SEG12 SEG11 SEG10 SEG9 SEG8 SEG7 P11 P10 P33 P32 P31 INTP0 P26 P25 AVSS P24 P23 P22 BZO90 1 48 32 49 64 16 33 B2 A1 RY1 DU12D1-1P(M)-R RY2 Q21 DTD143ES C21 10uF/35V +[...]

R216LS 12 – 3 [3] Printed Wiring Board (Figure S-3) Figure S-3. Printed Wiring Board DIP CN-B C21 T1 S D2 P (J1) 1 C8 2 5 E Q22 B 21 SP1 Q21 (J12) (J13) (J14) (J15) E C2 R4 3 4 ZD1 D3 D4 D1 VRS1 RY2 RY1 CN-A 1 3 (J11) (J10) D20 D21 D40 D22 CHIP SIDE UNIT CODE[...]

R216LS 12 – 4 MENO[...]

P ARTS GUIDE SHARP CORPORATION Thi s document has been published to be used for after sales service only. The contents are subject to change witho ut notice. R216LS MICROW A VE OVEN MODEL CONTENTS R-216LS HOW TO ORDER RE PLACEMENT PARTS To have your order filled prom ptly and correctly, please furnish the fo llo wing information. 1. MODEL NUMBER 2.[...]

R216LS 2 [1] OVEN PARTS 7-8 2-1 7-8 4-6 7-8 7-8 7-3 7-3 1-8 6-4 7-2 1-6 1-3 7-1 2-2 4-1 4-10 4-2 7-8 7-8 7-8 7-8 7-2 4-3 B 6-1 6-2 7-8 7-6 7-8 4-9 1-7 7-1 4-5 4-11 4-8 7-8 1-2 7-7 7-6 4-4 4-14 4-15 7-2 6-3 7-1 1-5 1-1 1-2 7-7 4-13 4-12 7-4 7-6 7-9 1-1 1-9 1-4 4-7 2-3 2-3 1-11 7-1 1-10 1-12 7-5 7-8 7-8 7-2[...]

R216LS 3 NO. P ARTS CODE PRICE RANK NEW MARK PA R T RANK DESCRIPTION [1] OVEN PARTS ELECTRIC PART S 1-1 QSW-MA085WRE 0 AF Secondary interlock switch/ Door sensing switch 1-1 QSW-MA137WRE 0 AH Secondary interlock switch/ Door sensing switch (Interch angeable) 1-1 QSW-MA147WRZ Z AG Secondary interlock switch/ Door sensing switch (Interch angeable) 1-[...]

R216LS 4 [2] DOOR AND CONTROL PANEL PARTS 6-6 5-5 5-4 5-6 5-7 5-1 6-5 3-1-1 3-1 3-1-3 3-1-4 3 3-6 3-5 3-4 3-3 3-2 3-2-1 3-2-2 Before attaching Control unit to Control panel, foil side of Control unit must be cleaned by ethyl- 3-1-2 B 5-3 5-2 5-2-2 5-2-1 5-2-3[...]

R216LS 5 NO. P ARTS CODE PRICE RANK NEW MARK PA R T RANK DESCRIPTION [2] DOOR AND CONTROL PANEL PARTS 3-1 FPNLCB910WRK Z Control panel frame with key unit 3-1-1 PSHEPB193WRE Z AT Graphic sheet 3-1-2 QSW-KA068DRZ Z Membrane switch 3-1-3 GMADIA118WRR Z Display window 3-1-4 HDECQA236WRP Z AT Control panel decoration 3-2 FBTN-A146WRK Z AS Door open but[...]

R216LS 6  INDEX P ARTS CODE No. PRICE RANK NEW MARK PA R T RANK [ D ] DPWBFC545WRUZ 2- 3-4 BH [ F ] FACCDA107WREZ 1- 1-3 AU FACCDA108WREZ 1- 1-3 AQ FBTN-A146WRKZ 2- 3-2 AS FDORFA397WRTZ 2- 5-1 BB FFS-BA026WRKZ 1- 1-2 AN FFS-BA038WRKZ 1- 1-2 AP FH-DZA114WRKZ 1- 1-4 AR FPNLCB910WRKZ 2- 3-1 FPWBFA385WRKZ 1- 1-12 AV FROLPA101WRKZ 1- 6-2 AR FWAKPA373[...]