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NN-SN651B
Philips NN-SN651B Manuals
Manuals and User Guides for Philips NN-SN651B. We have
1
Philips NN-SN651B manual available for free PDF download: Service Manual
Philips NN-SN651B Service Manual (42 pages)
Brand:
Philips
| Category:
Microwave Oven
| Size: 6.3 MB
Table of Contents
Table of Contents
4
1 Schematic Diagram
5
Except Nn-Sd681S
6
2 Description of Operating Sequence
7
Variable Power Cooking Control
7
Inverter Power Supply Circuit
7
Inverter Defrost
7
Sensor Cooking (Only for Sensor Models)
7
Sensor Reheat (Only for Sensor Models)
8
Steam Sensor and Digital Programmer Circuit (Only for Sensor Models)
8
Thermistor
8
3 Cautions to be Observed When Troubleshooting
9
Check the Grounding
9
Inverter Warnings
9
Part Replacement
10
When the 20A Fuse Is Blown Due to the Malfunction of the
10
Monitor Switch
10
Verification after Repair
10
Sharp Edges
10
4 Disassembly and Parts Replacement Procedure
11
Magnetron
11
Digital Programmer Circuit (D.P.C)
11
Low Voltage Transformer And/Or Power Relays (RY1)
12
Fan Motor
12
Door Assembly
12
Turntable Motor
14
Steam Sensor (Only for Sensor Models)
14
Inverter Power Supply
15
5 Component Test Procedure
16
Primary, Secondary Interlock Switch & Power Relay RY1
16
Monitor Switch
16
Magnetron
16
Key Board Membrane (Membrane Switch Assembly)
16
Inverter Power Supply (U)
17
6 Measurements and Adjustments
18
Adjustment of Primary Interlock Switch, Secondary Interlock Switch and Monitor Switch
18
Measurement of Microwave Output
18
7 Procedure for Measuring Microwave Energy Leakage
19
Equipment
19
Procedure for Measuring Radiation Leakage
19
Record Keeping and Notification after Measurement
19
At Least Once a Year, Have the Radiation Monitor Checked for Calibration by Its Manufacturer
20
8 Troubleshooting Guide
21
Troubleshooting) Oven Stops Operation During Cooking
22
Troubleshooting) Other Problems
23
Troubleshooting of Inverter Circuit (U) and Magnetron
24
Trouble Related to Digital Programmer Circuit
25
Simple Way of H.V. Inverter/Magnetron Troubleshooting
27
H.V.inverter Board Main Parts List (F606Y8X00Ap)
27
How to Check the Semiconductors Using an OHM Meter
28
9 Exploded View and Parts List
29
Exploded View
29
Parts List
30
Escutcheon Base Assembly
31
Door Assembly
34
Wiring Materials
35
Packing and Accessories
36
10 Digital Programmer Circuit
37
Schematic Diagram (Nn-Sd681S)
37
Schematic Diagram (Except Nn-Sd681S)
39
Parts List
41
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