Equipment information:

Panasonic NN-S251WL Microwave oven
Manufacturer:
Panasonic
Model: NN-S251WL
Date: 2001
Category: Home electronics
Group: Microwave oven
Description:
Information:
                                    Rated Power Consumption 1,550W maximum (Microwave oven+Cook top lamps+Ventilation fan)
Frequency 2,450 MHz ± 50 MHz
Power Supply 120 VAC, 60 Hz
Rated Current 13.5 Amp. (Microwave oven+Cook top lamps+Ventilation fan)
Magnetron Cooling Forced Air Cooling
Rectification Rectification Voltage Double Half-Wave
Door Sealing Choke System
Safety Devices Oven Cavity Thermostat:
Open at 90°C +_ 5°C
Fuse(20A)
Primary Interlock Switch
Secondary Interlock Switch
Interlock Monitor
Magnetron 2M214-39F
High Voltage Capacitor Capacitor: 1.0μF, 2.1 KV AC
High Voltage Diode Diode; 350mA, 9.0 KV
Cook top Lamp 125 V, 30 W
Cavity Lamp 125 V, 30 W
Timer Digital, up to 99 mim. 99 sec. (in each cooking stage)
Tray Tempered Safety Glass
Overall Dimensions 2915/16”(W)x167/16”(H)x153/8”(D)
Oven Cavity Size 197/8”(W)x815/16”(H)x143/16”(D)
Effective Capacity of Oven Cavity 1.5 Cu.ft.
Accessories Owner’s Manual & Cooking Guide, Installation Manual,
Exhaust Adapter, Exhaust Damper, Mounting Kit and Two
Filters, Rotating Ring Assembly.

These manuals are available for the above equipment:

Panasonic -- NN-S251WL -- Service Manual
File name: Panasonic-4490-Manual-Page-1-Picture
Manual Type: Service Manual
Pages: 44
Size: 1.85 Mbytes (1944993 Bytes)
Language: english
Revision:
Manual-ID/Number: MOD 0106244C1E2
Date: 2001
Quality: Electronic document, no scan, very well readable.
Upload date:
MD5: 4184202e171813fce81c8d4f5d8ff96c
ed2kID: 08ca372cbb7bead64f9f295474b3ba59
Downloads: 240 since 14 April 2013
Information:
TABLE OF CONTENTS
(Page)
SAFETY PRECAUTIONS ......................................................................................................... Inside front page
SPECIFICATIONS......................................................................................................................................... 1-1
CAUTIONS .................................................................................................................................................... 2-1
INSTALLATIONS........................................................................................................................................... 3-1
FEATURE DIAGRAM .................................................................................................................................... 4-1
CONTROL PANEL ........................................................................................................................................ 4-2
OVERALL CIRCUIT DIAGRAM...................................................................................................................... 5-1
SCHEMATIC DIAGRAM........................................................................................................................ 5-1
MATRIX CIRCUIT FOR TOUCH KEY BOARD ...................................................................................... 5-2
GENERAL INFORMATION FOR SERVICE ................................................................................................... 6-1
GENERAL PRECAUTIONS IN USE ...................................................................................................... 6-1
TRIAL OPERATION ............................................................................................................................... 6-1
FEATURES AND SPECIFICATIONS FEATURES................................................................................. 6-1
SERVICE INFORMATION ............................................................................................................................. 7-1
PRECAUTIONS AND REPAIR SERVICE TIPS..................................................................................... 7-1
PROCEDURE FOR MEASURING MICROWAVE ENERGY LEAKAGE................................................ 7-2
POWER OUTPUT MEASUREMENT ..................................................................................................... 7-3
DISASSEMBLY INSTRUCTIONS .......................................................................................................... 7-4
INTERLOCK SYSTEM .......................................................................................................................... 7-12
INTERLOCK CONTINUITY TEST.......................................................................................................... 7-14
TEST AND CHECKOUT PROCEDURES AND TROUBLE SHOOTING................................................ 7-15
A. TEST PROCEDURES................................................................................................................ 7-15
B. CHECKOUT PROCEDURES..................................................................................................... 7-18
C. TROUBLE SHOOTING.............................................................................................................. 7-21
SCHEMATIC DIAGRAM OF PCB .................................................................................................................. 8-1
PRINTED CIRCUIT BOARD .................................................................................................................. 8-2
Panasonic-4490-Manual-Page-1-Picture
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