Home
Sharp
Microwave Oven
R-306LK
Sharp R-306LK User Manual
4
of 1
of 1 rating
40 pages
Give review
Manual
Specs
To Next Page
To Next Page
To Previous Page
To Previous Page
Loading...
R306L
W
12 – 1
R306L
W
Service Manual
CHAPTER 12.
CIRCUIT DIAGRAMS
[1] Pictorial Diagram (Figure S-1)
Figure S-
1. Pictoria
l Diagram
GRY
MONITOR
SWITCH
SECONDARY
INTERLOCK
SWITCH
COM
COM
BLK
N.C.
N.O.
N.O.
COM
GRY
GRN
GRN
WHT
THERMAL
CUT-OUT
(OVEN)
DOOR
SENSING
SWITCH
WHT
RED
BLK
TEMPERATURE
FUSE
(MAGNETRON)
RED
GRN
CONTROL
PANEL
WHT
RY1
PRIMARY
INTERLOCK
RELAY
CN-B
2
1
CN-A
T1
3
1
RY2
RED
PNK
RED
CN-A
2
GRY
1
3
CN-B
2
1
GRN
GRY
COM
N.O.
BLK
GRY
WHT
HIGH
VOLTAGE
CAPACITOR
H.V.
RECTIFIER
(RED)
(WHT)
(RED)
HIGH
VOLTAGE
COMPONENTS
MAGNETRON
TURNTABLE
MOTOR
POWER
TRANSFORMER
RED
RED
GRY
GRY
RED
WHT
PNK
GRY
FUSE
FAN
MOTOR
WHT
BLK
PNK
OVEN
LAMP
PNK
GRY
GRN
GRY
L
N
WHT
RED
Power
Supply
Cord
Oven
Cavity
Back
Plate
Screw
Noise
Filter
GRY
GRY
RED
Connect
the
wire
lead
which
has
the
black
case
to
the
terminal
"L"
of
the
noise
filter.
31
33
Table of Contents
Default Chapter
1
Microwave Oven
1
Table of Contents
2
Chapter 1 . Warning to Service Personnel
3
Before Servicing
3
Exposure to Excessive Microwave Energy
3
Precautions to be Observed before and During Servicing to Avoid Possible Expo
3
After Repairing
4
Before Servicing
4
When the Testing Is Completed
4
CEDURE 1] Requirements:
5
Chapter 2. Microwave Measurement Pro
5
Leakage Test
5
Preparation for Testing
5
Requirements
5
Chapter 3. Foreword and Warning
6
Danger
6
Foreword
6
Warning
6
Chapter 4. Product Description
7
Specifications
7
Chapter 5. General Information 1] Grounding Instructions
8
Chapter 5. General Information Grounding Instructions
8
General Information
8
Oven Diagram
8
Chapter 6. Operation Description of Operating Se- Quence
10
Operation
10
Oven Schematic
11
Description and Function of Components
12
Chapter 8 Test Procedures
13
Troubleshooting Chart
13
Procedure A: MAGNETRON ASSEMBLY TEST
14
Procedure B: POWER TRANSFORMER TEST
14
Procedure C: HIGH VOLTAGE RECTIFIER TEST
14
Procedure D: HIGH VOLTAGE CAPACITOR TEST
15
Procedure E: TEMPERATURE FUSE or THERMAL CUT-OUT TEST
15
Procedure F: PRIMARY INTERLOCK SYSTEM TEST
15
Procedure F: SECONDARY INTERLOCK SWITCH TEST
15
Procedure G: MONITOR SWITCH TEST
16
Procedure H: BLOWN MONITOR FUSE TEST
16
Procedure I: NOISE FILTER TEST
17
Procedure J: TOUCH CONTROL PANEL ASSEMBLY TEST
17
Procedure K: KEY UNIT TEST
18
Procedure L: RELAY TEST
19
Procedure M: DEFROST TEST
19
Procedure N: FOIL PATTERN on the PRINTED WIRING BOARD TEST
19
Chapter 7. Troubleshooting Guide
13
Chapter 9. Touch Control Panel Assem
21
Description of Lsi
21
Outline of Touch Control Panel
21
Servicing for Touch Control Panel
23
Chapter 10. Precautions for Using Lead-Free Solder
24
Employing Lead-Free Solder
24
Soldering
24
Using Lead-Free Wire Solder
24
Adjustment Procedure 1] Warnings
25
Chapter 11. Component Replacement and
25
Warnings
25
High Voltage Components Removal(High Voltage Capacitor and High Volt- Age Rectifier Assembly)
26
Magnetron Removal
26
Outer Case Removal
26
Power Transformer Removal
26
Control Panel Assembly Removal
27
Graphic Sheet and Membrane Switch Replacement
27
Positive Lock Connector (No-Case Type) Removal
27
Cooling Fan Motor Removal
28
Turntable Motor Removal
28
Door Sensing Switch/Secondary Interlock Switch and Monitor Switch Adjustment
29
Door Sensing Switch/Secondary Interlock Switch and Monitor Switch Removal
29
Power Supply Cord Replacement
29
Door Replacement
30
Chapter 12. Circuit Diagrams
32
Pictorial Diagram (Figure S-1)
32
Control Panel Circuit (Figure S-2)
33
Printed Wiring Board (Figure S-3)
34
Parts List
35
4
Based on 1 rating
Ask a question
Give review
Questions and Answers:
Need help?
Do you have a question about the Sharp R-306LK and is the answer not in the manual?
Ask a question
Sharp R-306LK Specifications
General
Brand
Sharp
Model
R-306LK
Category
Microwave Oven
Language
English
Related product manuals
Sharp R-309YK
30 pages
Sharp R-308JK
36 pages
Sharp R-308KK
41 pages
Sharp R-305HK
36 pages
Sharp R-308JS
36 pages
Sharp R-308DW
20 pages
Sharp R-308KW
24 pages
Sharp R-305EW
40 pages
Sharp R-308JW
36 pages
Sharp R-305HW
36 pages
Sharp CAROUSEL R-308J
24 pages
Sharp Carousel R-308H, R-305H
24 pages
To Next PageTo Next PageTo Previous PageTo Previous Page
Loading...
Need help?
General
