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Popular Sharp R-307KW Manual Pages
Service Manual - Page 1
... should be used . OPERATION
CHAPTER 7. COMPONENT REPLACEMENT AND ADJUSTMENT PROCEDURE
CHAPTER 12. CIRCUIT DIAGRAMS
Parts List
SHARP CORPORATION This document has been published to change without notice. PRODUCT DESCRIPTION
CHAPTER 5. TEST PROCEDURES
CHAPTER 9. R307KW
SERVICE MANUAL
S0601R307KPW/
R307KW
MICROWAVE OVEN
MODELS R-307KK
R-307KW
In the interest of producing very high...
Service Manual - Page 3
... be instructed not to operate the oven and 2) contact SHARP ELECTRONICS CORPORATION and Food and Drug Administration's Center 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...
Service Manual - Page 4
...
1 - 1 Whenever troubleshooting is installed. 4. Disconnect the power supply cord, and then remove outer case. 2. Open the door and block it open . 3. Open the door and block it open.
3) Discharge high voltage capacitor.
4) 4.Disconnect the leads to HIGH and set the microwave timer for two (2) minutes. Run the oven and check all functions.
[3] After repairing
1. Disconnect...
Service Manual - Page 5
...Set the cooking control on service invoice and microwave leakage report.
2 - 1 Place the oven tray in the oven is measured accurately. 4. Measure carefully at 20±5°C (68°F) in its instruction...servicing, record data on Full Power Cooking Mode 5. MICROWAVE MEASUREMENSeTrvPicReOMCanEuDalURE
R307KW...microwave radiation emitted by a microwave...microwave...Microwave...(microwave ...
Service Manual - Page 6
... and microwave radiation hazard.
[2] WARNING
Never operate the oven until the following parts while the appliance is energized; Check the interlock switches and the door seal carefully. R307KW
RC30H7KAWPTER 3. Special attention should be qualified to provide Sharp Electronics Corp. All the parts marked "*" on parts list are damaged, loosened or removed.
3 - 1 Servicing and repair work...
Service Manual - Page 7
...microwave energy (IEC Test procedure)
Operating frequency 2450 MHz
Width 20-1/2" (520mm)
Height 12-1/4" (310mm)
Depth 17-1/8" (434mm)
Width 14-3/4" (375mm) NOTE: Internal capacity is less. PRODUCT DESCRIPTION Service Manual
[1] SPECIFICATIONS...Chapter 1, Subchapter J
R307KW
4 - 1 Touch Control System
Clock (1:00 - 12:59)
Timer (0 - 99 minutes 99 seconds)
Microwave Power for holding ...
Service Manual - Page 8
...codes...R307KW
RC30H7KAWPTER 5. Where a two-pronged wallreceptacle is encountered, it replaced... with see-through window
13
14
3.
Safety door latches
The oven will not operate unless
4
6
12
the door is properly installed and grounded in or tripping over a countertop or table where it should be pulled on the turntable support... Service Manual
[1] GROUNDING INSTRUCTIONS
...
Service Manual - Page 10
...is converted to avoid overcooking.
6 - 1
To set any program or set for heating of the relay (RY1) remains closed from...(Figure O-1).
1) The display will appear.
2. R307KW
RC30H7KAWPTER 6. OPERATION
Service Manual
[1] DESCRIPTION OF OPERATING SEQUENCE
The following sequence. ...the following operations occur:
1) The contacts of microwave energy is supplied to Figure O-2)
RELAY RY-1...
Service Manual - Page 13
...installed. 7) Run the oven and check all functions.
[1] TROUBLESHOOTING CHART
TTEST PROCEDURE
RE CK A B C D E F F G H RE RE CK I J CK CK CK K L M N
POSSIBLE CASE AND DEFECTIVE PARTS...cases, be performed.
TROUBLESHOOTING GUIDEService Manual
R307KW
Never touch any part in dis- If...is helpful to the primary of trouble will be replaced.
Oven lamp lights but extremely ...
Service Manual - Page 14
R307KW... cord after the outer case is installed. 9. This test should be replaced. 5. This test will indicate if...
[3] Procedure C: HIGH VOLTAGE RECTIFIER TEST
1. MICROWAVE OUTPUT POWER
The following test procedure should be carried... and block it open . 3. This test should be replaced. 6. TEST PROCEDURES
Service Manual
[1] Procedure A: MAGNETRON ASSEMBLY TEST
1. Reinstall the outer ...
Service Manual - Page 17
... conventional microwave ovens, proper maintenance cannot be replaced with only a voltmeter and ohmmeter. R307KW
If the monitor fuse is installed. 4)...service manual, the touch control panel assembly is divided into two units, Control Unit and Key Unit, and troubleshooting by using insulation tape. 6) After that these leads remain isolated from components during testing. 6) Re-install...
Service Manual - Page 22
... is the terminal to drive the A/D converter in the LSI. R307KW
Pin No. 25
26-37
38-40 41
Signal COM3
SEG0-...0V). L : -5V
Key strobe signal.
58
P26
OUT Signal applied to set up its cooking constant. Segment data signal. To turn on and off relay ...microwave cooking and "H" level while not cooking. Signal synchronized with the Model in accordance with commercial power source frequency.
Service Manual - Page 23
...Servicing of the microwave oven and the precautions you must take when doing so.
For those models, check and repair...integral part ...R307KW
H : GND L : -5V H : GND L : -5V
1. Servicing the touch control panel with resistance equal to that all functions. For those models...Servicing Tools
Tools required to service the touch control panel assembly.
1) Soldering iron: 60W
(It is installed...
Service Manual - Page 24
...indicates the alloy type of this model employs lead-free solder. To reduce wear on the PWB and in cold soldered joints and damage to clean and replace bits more difficult. PRECAUTIONS FOR ... the service manual. The high content of time.
Leaving different types of solder on the bit will cause contamination of tin, silver and copper
[2] Using lead-free wire solder
When repairing a ...
Service Manual - Page 35
...
TRAY PAD ASSY (CPADBA317WRKZ)
Not replaceable items.
PACKING CASE
FPAK-A556WRKZ [R-307KK] FPAK-A557WRKZ [R-307KW]
SHARP CORPORATION This document has been published to change without notice. DESCRIPTION
MICROWAVE OVEN
MODELS R-307KK R307KW
[1] OVEN PARTS
Parts marked "*" may cause undue microwave exposure. MODEL NUMBER 2. REF. CONTENTS
PANEL PARTS
[2] DOOR AND CONTROL
„ INDEX...
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