Panasonic NNS335BF - MICROWAVE - 0.8CUFT User manual

© 2005 Panasonic Home Appliances Microwave
Oven (Shanghai) Co., Ltd. All rights reserved.
Unauthorized copying and distribution is a violation
of law.
NN-S335BF
NN-S335WF
NN-S335WM
APH(USA)
CPH(Canada)
RPH(Mexico/Latin American)
Microwave Oven
ORDER NO.PHAMOS0501007C7
E1

2
NN-S335BF / NN-S335WF / NN-S335WM /

1 FEATURE CHART 4
2 CONTROL PANEL 4
3 OPERATION AND DIGITAL PROGRAMMER CIRCUIT TEST
PROCEDURE 5
3.1. To Set Clock 5
3.2. Time Cooking for Two Stage 5
3.3. Auto Defrost 5
3.4. Auto Cook 5
3.5. To Set Child satety Lock 5
3.6. To Reset Child Lock 5
4 SCHEMATIC DIAGRAM 6
4.1. APH & RPH 6
4.2. CPH 7
5 DESCRIPTION OF OPERATING SEQUENCE 8
5.1. Variable power cooking control 8
5.2. Auto Defrost, Auto Reheat, Auto Cook control 8
6 CAUTIONS TO BE OBSERVED WHEN TROUBLESHOOTING
9
6.1. Check the grounding 9
6.2. Warning about the electric charge in the high voltage
capacitor 9
6.3. When parts must be replaced, remove the power plug
from the outlet. 9
6.4. When the 15 Amp fuse is blown due to the operation of
short switch: 9
6.5. Avoid inserting nails, wire, etc. through any holes in the
unit during operation. 9
6.6. Confirm after repair 9
7 DISASSEMBLY AND PARTS REPLACEMENT PROCEDURE 10
7.1. Magnetron 10
7.2. Digital Programmer Circuit (DPC) and membrane key
board. 10
7.3. Low voltage transformer and/or power relays (RY1, RY2)
11
7.4. Fan motor 11
7.5. Door assembly 12
7.6. Turntable motor 12
8 COMPONENT TEST PROCEDURE 13
8.1. Primary Latch Switch, (Door Switch and Power Relay B)
Interlocks. 13
8.2. Short Switch & Monitor 13
8.3. High voltage transformer 13
8.4. High voltage capacitor 13
8.5. Magnetron 14
8.6. Diode (U) 14
8.7. Membrane key board (Membrane switch assembly) 14
9 MEASUREMENTS AND ADJUSTMENTS 15
9.1. Adjustment of Primary latch switch, Secondary latch
switch and Short switch. 15
9.2. Measurement of microwave output 15
10 PROCEDURE FOR MEASURING MICROWAVE ENERGY
LEAKAGE 16
10.1. Equipment 16
10.2. Procedure for measuring radiation leakage 16
10.3. Record keeping and notification after measurement 16
10.4. At least once a year, have the radiation monitor checked
for calibration by its manufacturer. 17
11 TROUBLESHOOTING GUIDE 18
11.1. Trouble related to Digital Programmer Circuit 19
11.2. How To CHECK THE SEMICONDUCTORS USING AN
OHM METER 20
12 EXPLODED VIEW AND PARTS LIST 21
12.1. EXPLODED VIEW 21
12.2. PARTS LIST 22
12.3. DOOR ASSEMBLY 23
12.4. ESCUTCHEON BASE ASSEMBLY 23
12.5. PACKING AND ACCESSORIES 24
12.6. WIRING MATERIALS 24
13 DIGITAL PROGRAMMER CIRCUIT 25
13.1. SCHEMATIC DIAGRAM 25
13.2. PARTS LIST 27
CONTENTS
Page Page
3
NN-S335BF / NN-S335WF / NN-S335WM /

1 FEATURE CHART
MODEL NN-S335BF NN-S335WF NN-S335WM
FEATURE
Three Stage Cooking O O O
Auto Defrost O O O
Auto Cook O O O
Power Level Select O O O
Quick Min O O O
Timer O O O
Digital Clock O O O
Child Safety Lock O O O
2 CONTROL PANEL
4
NN-S335BF / NN-S335WF / NN-S335WM /

When you pluge the power supply cord into the wall outlet,
microwave oven automatically enter into the state of lb / oz. If
you want to use g / kg state, please press Quick Min/Start
pad after pluging the power source.
3.1. To Set Clock
OPERATION SCROLL DISPLAY
1. Plug the power supply cord
into wall outlet.
2. Press Timer/Clock pad
twice.
3. Enter time of day (TOD) by
pressing appropriate Number
pads.
4. Press Time/Clock pad. TOD
has now been registered into the
digital programmer circuit and will
count up by minutes.
3.2. Time Cooking for Two Stage
OPERATION SCROLL DISPLAY
1. Place a water load in the oven.
2. Press Power Level pad
once to set High power.
(1st stage)
3. Set for 5 seconds by
pressing Number pads.
5 sec.= 5
4. Press Power Level pad 5
times to set Medium power.
(2nd stage)
5. Set for 1 minute by pressing
Number pads.
1 Min.= 1 0 0
6. Press Quick Min/Start pad.
7. When 1st stage cooking time
has elapsed. Oven beeps twice
and automatically switches to 2nd
stage cooking.
OPERATION SCROLL DISPLAY
8. When 2nd stage cooking time
has elapsed, oven beeps 5 times
and shuts off.
Time of day or colon if set appears
in the display
3.3. Auto Defrost
OPERATION SCROLL DISPLAY
1. Press Auto Defrost Pad.
2. Set the weight for 1 lb by
pressing Number pads.
1 Ib= 1 0
3. Press Quick Min/Start pad.
4. Press Stop/Reset Pad
twice.Oven shuts off. Time of day or colon if set appears in the display.
3.4. Auto Cook
OPERATION SCROLL DISPLAY
1. Press Auto Cook pad 3
times Oatmeal.
2. Press Serving / Weight
pad.(Select 0.5, 1 slices)
3. Press Quick Min/Start pad.
When cooking time has elapsed,
Oven beeps 5 times and shuts
off.
Time of day or colon if set appears
in the display.
3.5. To Set Child satety Lock
OPERATION SCROLL DISPLAY
1. Press Stop/Reset pad 3
times continuously. "Child"
appears in the display.
3.6. To Reset Child Lock
OPERATION SCROLL DISPLAY
1. Press Stop / Reset pad 3
times continuously. Time of day or colon if set appears in the display.
3 OPERATION AND DIGITAL PROGRAMMER CIRCUIT
TEST PROCEDURE
5
NN-S335BF / NN-S335WF / NN-S335WM /