Sharp R-1505F Service Manual

Sharp R-1505F Manual

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  • Sharp R-1505F | Service Manual - Page 1
    R-1505 R-1506 SERVICE MANUAL S8123R1500X// OVER THE RANGE MICROWAVE OVEN MODELS R-1500 R-1501 R-1505 R-1506 In the interest of user-safety the oven should be restored to its original condition and only parts identical to those specified should be used. WARNING TO SERVICE PERSONNEL: Microwave ovens
  • Sharp R-1505F | Service Manual - Page 2
    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. BEFORE SERVICING Before servicing
  • Sharp R-1505F | Service Manual - Page 3
    contact with following parts may result in a severe, possibly fatal, electrical shock. (Example) High Voltage Capacitor, High Voltage Power Transformer, Magnetron, High Voltage Rectifier Assembly, High Voltage Harness etc.. Read the Service Manual carefully and follow all instructions. Don't Touch
  • Sharp R-1505F | Service Manual - Page 4
    sure that the actual instrument is operating normally as specified in its instruction booklet. Important: Survey instruments that comply with the requirement for instrumentation as prescribed by the performance standard for microwave ovens, 21 CFR 1030.10(c)(3)(i), must be used for testing. 2) Place
  • Sharp R-1505F | Service Manual - Page 5
    "∆" on parts list may cause undue microwave exposure, by themselves, or when they are damaged, loosened or removed. SHARP ELECTRONICS CORPORATION SHARP PLAZA, MAHWAH, NEW JERSEY 07430-2135 3 R-1500 R-1501 R-1505 R-1506 PRODUCT DESCRIPTION GENERAL INFORMATION OPERATION TROUBLESHOOTING GUIDE AND TEST
  • Sharp R-1505F | Service Manual - Page 6
    1505 99 seconds) Microwave Power for Listed FCC Authorized DHHS Rules, CFR, Title 21, Chapter 1, Subchapter J Approx. 55 lbs. GENERAL INFORMATION GROUNDING INSTRUCTIONS This oven is equipped with a three prong grounding plug. It must be plugged into a wall receptacle that is properly installed
  • Sharp R-1505F | Service Manual - Page 7
    R-1505 R- receptacle should be located inside the cabinet directly above the Microwave Oven/Hood system mounting location. 3-Pronged Plug Grounded Receptacle Box One touch door open button. 8. Auto Touch control panel 9. Time display: Digital display, 99 minutes 99 seconds. 10 15 9 8 ;; ;;;; 10
  • Sharp R-1505F | Service Manual - Page 8
    R-1500 R-1501 R-1505 R-1506 CONTROL PANEL 1 0 0 0 WATTS NO. LBS. CUPS OZ. COOK DEFROST KEEP WARM POPCORN HOT WATER REHEAT CENTER 1 Casserole 2 Soup 3 Pizza 4 Beverage 5 Dinner Plate 6 Fresh Rolls /
  • Sharp R-1505F | Service Manual - Page 9
    1501 R-1505 R-1506 power transformer, oven lamp, etc. are turned off, and the generation of microwave energy is stopped. The oven will revert to the OFF condition. 6. When energized, the oven lamp remains on, and the digital read-out displays the time still remaining in the cook cycle when the door
  • Sharp R-1505F | Service Manual - Page 10
    R-1500 R-1501 R-1505 R-1506 VENTILATION METHODS HOT AIR EXHAUST 1. VERTICAL VENTING For this venting method, hot air rising from the conventional range below is drawn in by the
  • Sharp R-1505F | Service Manual - Page 11
    NOTE: " " indicates components with potential above 250V. CAVITY THERMAL CUT-OUT MAGNETRON TEMPERATURE FUSE R-1500 R-1501 R-1505 R-1506 SCHEMATIC NOTE: CONDITION OF OVEN 1. DOOR CLOSED. 2. CLOCK APPEARS ON DISPLAY. WHT BLK FUSE 20A HOOD FAN THERMAL CUT OUT GRN 120 V AC. GND 60 Hz CONTROL UNIT
  • Sharp R-1505F | Service Manual - Page 12
    R-1505 R- condition develops in the tube due to cooling fan failure, obstructed air guide, dirty or blocked air intake, etc. Under normal operation, the to 140˚F (60˚C) or higher, thus removing this hot air from around microwave oven. When the temperature around the thermal cut-out drops to 113˚F
  • Sharp R-1505F | Service Manual - Page 13
    GUIDE Never touch any part in the circuit with your hand or an uninsulated tool while the power supply is connected. When troubleshooting the microwave oven, it is helpful to follow the Sequence of Operation in performing the checks. Many of the possible causes of trouble will require
  • Sharp R-1505F | Service Manual - Page 14
    R-1501 R-1505 R-1506 CK MAGNETRON POSSIBLE CASE AND DEFECTIVE PARTS TEST PROCEDURE 12 CONDITION PROBLEM OFF CONDITION IDLE CONDITION MICROWAVE COOKING CONDITION Home fuse blows is touched. (The time of day should appear on the display with beep sound during normal condition.) Oven lamp does not
  • Sharp R-1505F | Service Manual - Page 15
    LETTER A MAGNETRON ASSEMBLY TEST COMPONENT TEST R-1500 R-1501 R-1505 R-1506 1. Disconnect the power supply cord, and then remove case is installed. 9. Run the oven and check all functions. MICROWAVE OUTPUT POWER The following test procedure should be carried out with the microwave oven in
  • Sharp R-1505F | Service Manual - Page 16
    R-1500 R-1501 R-1505 R-1506 TEST PROCEDURES PROCEDURE LETTER COMPONENT TEST (HIGH VOLTAGES ARE fan and air guide. 5. Reconnect all leads removed from components during testing. 6. Reinstall the outer case (cabinet). 7. Reconnect the power supply cord after the outer case is installed. 8. Run the
  • Sharp R-1505F | Service Manual - Page 17
    TEST PROCEDURES R-1500 R-1501 R-1505 R-1506 PROCEDURE LETTER COMPONENT TEST 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. CAUTION: IF THE THERMAL CUT-OUT OR TEMPERATURE FUSE INDICATES AN OPEN
  • Sharp R-1505F | Service Manual - Page 18
    R-1505 R-1506 switch must be replaced with "monitor fuse and monitor switch assembly" part number FFS-BA016/KiT, even if the monitor switch operates normally. (cabinet). 7. Reconnect the power supply cord after the outer case is installed. 8. Run the oven and check all functions. K HOOD FAN MOTOR
  • Sharp R-1505F | Service Manual - Page 19
    microwave ovens, proper maintenance cannot be performed with only a voltmeter and ohmmeter. In this service manual, the touch control panel assembly is divided into two units, Control Unit and Key Unit, and also the Control Unit is divided into two units, LSI Unit and Power Unit, and troubleshooting
  • Sharp R-1505F | Service Manual - Page 20
    1505 of all digits flicker. 2-3 Other possible problems caused by defective control unit. a) Buzzer the control panel assembly. 5. If the display fails to clear when the STOP/CLEAR pad 4 G 3 G 2 G 1 during testing. 7. Re-install the control panel assembly. 8. Reconnect the power supply cord. 9.
  • Sharp R-1505F | Service Manual - Page 21
    R-1505 R- the relay coil with a D.C. voltmeter during the microwave cooking operation. DC. voltage indicated Defective relay. 13. Re-install the hood intake duct R. 14. Re-install the outer case (cabinet). 15. To protect the electronic circuits, this model is provided with a fine foil pattern added to
  • Sharp R-1505F | Service Manual - Page 22
    is detected, replace the defective parts. VRS1 CAUSE OR CORRECTION * install the control panel to the oven. 9) Reconnect the power supply cord. 10) Run the oven and check all functions. 2. Follow the troubleshooting guide given below, if indicator does not light up after above check and repairs
  • Sharp R-1505F | Service Manual - Page 23
    CONTROL PANEL R-1500 R-1501 R-1505 R-1506 The touch control consists of 22 segments and 3 common electrodes using a Light Crystal Display. 9) Back Light Circuit A circuit to drive the back light the Model. By using the A/D converter contained in the LSI, DC voltage in accordance with the Model in
  • Sharp R-1505F | Service Manual - Page 24
    R-1500 R-1501 R-1505 R-1506 Pin No. 15 16 17-18 19 20 21 22 23 24 25 voltage circuit driving signal. To turn on and off the cook relay (RY2). The signals holds "L" level during microwave cooking and "H" level while not cooking. In other cooking modes (variable cooking) the signal turns to "H" level
  • Sharp R-1505F | Service Manual - Page 25
    73/74 75 76 77 VCC/VREF AVSS COM3 COM2 IN IN OUT OUT 78 COM1 OUT 79 COM0 OUT 80 VL3 IN R-1500 R-1501 R-1505 R-1506 Description Key strobe signal. Signal applied to touch-key section. A pulse signal is input to P43-P46 terminal while one of G4 line keys
  • Sharp R-1505F | Service Manual - Page 26
    supply cord after the outer case is installed. 6) Run the oven and check all functions. A. On some models, the power supply cord between the touch control panel and the oven itself is so short that the two can't be separated. For those models, check and repair all the controls (sensor-related ones
  • Sharp R-1505F | Service Manual - Page 27
    does not close firmly. 2. Door hinge, support or latch hook is damaged. 3. The door gasket or seal is damaged. 4. The door is bent or warped. 5. There are defective parts in the door interlock system. 6. There are defective parts in the microwave generating and transmission assembly. 7. There is
  • Sharp R-1505F | Service Manual - Page 28
    R-1505 R- Remove the turntable tray and support from the oven cavity. 4. If the exhaust damper assembly is installed, remove the one (1) screw free and can be placed on the work surface selected for servicing the oven. 9. Installation is the reverse of this procedure. OUTER CASE REMOVAL Remove
  • Sharp R-1505F | Service Manual - Page 29
    main wire harness located at the right edge of the oven cavity top plate and release the snap band from the hood duct. R-1500 R-1501 R-1505 R-1506 5. Remove the hood fan motor from the oven cavity top plate by lifting it up. 6. Now, the hood fan motor is free. MAGNETRON REMOVAL
  • Sharp R-1505F | Service Manual - Page 30
    R-1500 R-1501 R-1505 R-1506 TEMPERATURE FUSE (MAGNETRON) REMOVAL 1. Disconnect the power supply according to the following procedure. 2. Hold the center of the bracket which supports the shaft of the fan motor on the flat table. 3. Install the fan blade to the shaft of fan motor by pushing the fan
  • Sharp R-1505F | Service Manual - Page 31
    TURNTABLE MOTOR AND FOOD LAMP SOCKETS REMOVAL R-1500 R-1501 R-1505 R-1506 1. Disconnect the power supply cord. 2. Open the door and block it open. 3. To discharge the high voltage capacitor, wait for 60 seconds. 4. Remove the
  • Sharp R-1505F | Service Manual - Page 32
    R-1500 R-1501 R-1505 R-1506 13.Remove the two (2) screws holding the LCD holder to hook by pushing the one (1) stopper tab holding each switch. 10.Now, each switch is free. Re-install 1. Re-install each switch in its place. The primary interlock switch is in the lower position, door sensing switch is
  • Sharp R-1505F | Service Manual - Page 33
    install outer case and check for microwave leakage around door with an approved microwave survey meter. (Refer to Microwave Measurement Procedure.) Latch heads Latch hook R-1500 R-1501 R-1505 the choke cover as shown in Figure C-3 to free engaging parts. 7. Lift up the door stopper. 8. Now, the
  • Sharp R-1505F | Service Manual - Page 34
    1500 R-1501 R-1505 R-1506 DOOR choke cover and the door frame as shown Figure C-3 to free engaging parts. 9. Pry the choke cover by inserting a putty knife in order shown out any repair to the door, do not bend or warp the slit choke (tabs on the door panel assembly) to prevent microwave leakage.
  • Sharp R-1505F | Service Manual - Page 35
    WHT RED FAN MOTOR HIGH VOLTAGE COMPONENTS MAGNETRON HIGH VOLTAGE WIRE A RED WHT WHT HIGH VOLTAGE CAPACITOR POWER TRANSFORMER HIGH VOLTAGE RECTIFIER 33 4 4 5 5 6 6 R-1500 R-1501 R-1505 R-1506 Figure S-1. Pictorial Diagram A B C D E F G H
  • Sharp R-1505F | Service Manual - Page 36
    R-1500 R-1501 R-1505 R-1506 1 2 3 4 5 6 A A T1 D1-D4 B 38 1N4002 D3 D1 10G471K VRS1 (J1) d 1 5 D4 D2 a C b D21 1SS270A AC(N) c N.O OVEN LAMP TURNTABLE MOTOR COM D FAN MOTOR RY1 AC(H) N.O
  • Sharp R-1505F | Service Manual - Page 37
    R63 15k R62 15k R61 15k R60 15k C C R15 4.7k R14 R13 4.7k 4.7k LIQUID CRYSTAL DISPLAY NO. LBS. GND CUPS. KGOZ. COOK DEFROST SENSOR AUTO % COM0 COM1 COM2 NC SEG0 SEG1 SEG2 G 1 LIGHT HI / LO FAN HI / LO STOP CLEAR START MINUTE PLUS B B A A 6 5 4 3 2 1 R-1500 R-1501 R-1505 R-1506
  • Sharp R-1505F | Service Manual - Page 38
    R-1500 R-1501 R-1505 R-1506 1 A B C D E F G H 1 MCS M 2 7A 9 4V 0 R FB035 MR RY2 J1 QKITPB035MRE0 RY3 D22 LOT NO. R30 T1 C21 RY1 0 BFB 2 3 4 5 6 A CN-C 14 1 D40 D21 D20 DIP R1 B 2
  • Sharp R-1505F | Service Manual - Page 39
    PARTS LIST R-1500 R-1501 R-1505 R-1506 Note: The parts marked "∆" may cause undue microwave exposure. The parts marked "*" are used in voltage more than 250V. "§" MARK: PARTS DELIVERY SECTION REF. NO. * 1- 1 * 1- 2 1- 3 1- 4 1- 5 1- 6 * 1- 7 ∆* 1- 8 1- 9 1-10 1-11 1-12 1-13 1-14 1-15 1-16 2- 1
  • Sharp R-1505F | Service Manual - Page 40
    button [R-1505] Select button [R-1506] Button spring LCD holder LED sheet Screw; 3mm x 10mm OVEN PARTS Door stopper Turntable support assembly [R-1505] Door frame assembly [R-1506] Latch head Latch spring Glass stopper Choke cover Sealer film Screw : 4mm x 8mm MISCELLANEOUS Installation material
  • Sharp R-1505F | Service Manual - Page 41
    LX-CZ0052WRE0 M LX-BZ0081YBE0 M XCPSD30P08000 M LX-BZA041WRE0 M XCBSD30P08000 M DESCRIPTION Washer Scale plate Installation instruction Operation manual Top template Wall template High voltage wire A Main harness DHHS service caution label Monitor caution label Revised DHHS/GRD C/label Low voltage
  • Sharp R-1505F | Service Manual - Page 42
    R-1500 R-1501 R-1505 R-1506 1 2 OVEN AND CABINET PARTS A B 3 4 5 6 6-14 6-1-5 A 4-10 2-1 7-3 7-3 7-5 7-3 7-3 2-5 7-5 B 4-12 1-12 4-19 7-5 7-5 1-14 C 4-17 D 2-4 2-2 ;;; E ; 7-1 4-16 4-13 4-7 6-12 4-15 6-8 F 4-3 1-16 G 4-2 7-2 7-3 4-18 7-3 2-6 7-3 4-17 4-8 1-4
  • Sharp R-1505F | Service Manual - Page 43
    1 2 CONTROL PANEL PARTS A 3 3-3 3-4 3-2 3-5 3-2-1 B 7-3 4 5 3-5 3-1 3-5 DOOR PARTS 5 4-1 C 3-2-2 3-2-4 D 3-2-3 5-1 5-2-3 5-4 5-5 5-3 5-5 R-1500 R-1501 R-1505 R-1506 6 A B C D 5-2-3 E F MISCELLANEOUS 6-1-1 G 6-1-2 6-1-3 H 6-1-4 6-1-5 6-1-6 6-1-7 6-1-8 5-2-1 5-2-2 E 5-2 6-6 F
  • Sharp R-1505F | Service Manual - Page 44
    R-1500 R-1501 R-1505 R-1506 COPYRIGHT © 2001 BY SHARP CORPORATION ALL RIGHTS RESERVED. No part of this publication may be reproduced, stored in retrieval systems, or transmitted in any form or by any means, electronic, mechanical, photocopying, recording, or otherwise,
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R-1500
R-1501
R-1505
R-1506
In the interest of user-safety the oven should be restored to its original
condition and only parts identical to those specified should be used.
WARNING TO SERVICE PERSONNEL: Microwave ovens con-
tain circuitry capable of producing very high voltage and
current. Contact with the following parts may result in a
severe, possibly fatal, electrical shock. (High Voltage Capaci-
tor, High Voltage Power Transformer, Magnetron, High Volt-
age Rectifier Assembly,
High Voltage Harness etc..)
TABLE OF CONTENTS
Page
PRECAUTIONS TO BE OBSERVED BEFORE AND DURING SERVICING TO
AVOID POSSIBLE
EXPOSURE TO EXCESSIVE MICROWAVE ENERGY
...................
INSIDE FRONT COVER
BEFORE SERVICING
......................................................................................................
INSIDE FRONT COVER
WARNING TO SERVICE PERSONNEL
................................................................................................................
1
MICROWAVE MEASUREMENT PROCEDURE
...................................................................................................
2
FOREWORD AND WARNING
...............................................................................................................................
3
PRODUCT SPECIFICATIONS
..............................................................................................................................
4
GENERAL
INFORMATION
...................................................................................................................................
4
OPERATION
..........................................................................................................................................................
7
TROUBLESHOOTING GUIDE
............................................................................................................................
11
TEST PROCEDURE
............................................................................................................................................
13
TOUCH CONTROL PANEL ASSEMBLY
............................................................................................................
21
COMPONENT REPLACEMENT AND ADJUSTMENT PROCEDURE
................................................................
25
PICTORIAL DIAGRAM
........................................................................................................................................
33
POWER UNIT CIRCUIT
......................................................................................................................................
34
LSI UNIT CIRCUIT
...............................................................................................................................................
35
PRINTED WIRING BOARD
.................................................................................................................................
36
PARTS LIST
........................................................................................................................................................
37
PACKING AND ACCESSORIES
.........................................................................................................................
39
S8123R1500X//
R-1500
R-1501
R-1505
R-1506
OVER THE RANGE
MICROWAVE OVEN
MODELS
SERVICE MANUAL
SHARP CORPORATION
This document has been published to be used for after
sales service only.
The contents are subject to change without notice.