Panasonic NN-SD297S User manual

© 2007 Panasonic Home Appliances Microwave
Oven (Shanghai) Co., Ltd. All rights reserved.
Unauthorized copying and distribution is a violation
of law.
NN-SD297S
NN-SD277S
NN-SD277B
NN-SD277W
NN-SA247S
NN-P295WFX
NN-S255WFX
NN-S245WFX
APH(USA)
CPH(CANADA)
Microwave Oven
Please file and use this manual together with the service manual for Model NN-S262SF (Order
No.SIMMC0203005C1)
ORDER NO.PHAMOS0705024A1
E2

2
NN-SD297S / NN-SD277S / NN-SD277B / NN-SD277W / NN-SA247S / NN-P295WFX / NN-S255WFX / NN-S245WFX

3
NN-SD297S / NN-SD277S / NN-SD277B / NN-SD277W / NN-SA247S / NN-P295WFX / NN-S255WFX / NN-S245WFX

1 SCHEMATIC DIAGRAM 5
1.1. APH (NN-SD297S, SD277S/B/W) 5
1.2. CPH (NN-SD297S, SD277S/B/W , P295WFX) 6
1.3. CPH (NN-SA247S, S255WFX, S245WFX) 7
2 MEASUREMENTS AND ADJUSTMENTS 8
2.1. Adjustment of primary latch switch, secondary latch switch
and short switch. 8
2.2. Measurement of microwave output 8
3 PROCEDURE FOR MEASURING MICROWAVE ENERGY
LEAKAGE 9
3.1. Equipment 9
3.2. Procedure for measuring radiation leakage 9
3.3. Record keeping and notification after measurement 9
3.4. At least once a year, have the radiation monitor checked
for calibration by its manufacturer. 10
4 SIMPLE WAY OF H.V. INVERTER/MAGNETRON
TROUBLESHOOTING 11
5 H.V.INVERTER BOARD MAIN PARTS LIST (F606Y8M00AP)
11
6 EXPLODED VIEW AND PARTS LIST 12
6.1. EXPLODED VIEW 12
6.2. PARTS LIST 13
6.3. DOOR ASSEMBLY 15
6.4. ESCUTCHEON BASE ASSEMBLY 16
6.5. PACKING AND ACCESSORIES 20
6.6. WIRING MATERIALS 21
7 DIGITAL PROGRAMMER CIRCUIT 22
7.1. NN-SD297S APH/CPH 22
7.2. NN-P295WFX CPH 24
7.3. NN-SD277 APH/CPH, NN-S255WFX CPH 26
7.4. NN-SA247S CPH, S245WFX CPH 28
7.5. PARTS LIST 30
CONTENTS
Page Page
4
NN-SD297S / NN-SD277S / NN-SD277B / NN-SD277W / NN-SA247S / NN-P295WFX / NN-S255WFX / NN-S245WFX

1 SCHEMATIC DIAGRAM
1.1. APH (NN-SD297S, SD277S/B/W)
5
NN-SD297S / NN-SD277S / NN-SD277B / NN-SD277W / NN-SA247S / NN-P295WFX / NN-S255WFX / NN-S245WFX