Panasonic NN-3559 User manual

ORDER NO. CAD8909017 2C2
Service
Manual
Microwave Oven
NN-3559, NN-3809
NN-3859, NN-3959
Specifications
Power Requirement : 1,400 W::---- Microwave
1,800 Wee Heater
Output : 750 Weer Full Microwave Power
99 Min. 99 Sec./9 Hr. 99 Min.
55mm (WX 48. mm (0) 30 nen
@ - . .
Panasonic Matsushita Electric Industrial Co., Ltd.
Central P.O. Box 288, Osaka 530-91, Japan

FEATURE CHART
a MODEL NN-3809
a. NN-3559 NN-3959
FEATURE ie ee NN-3859
CO : oO
AUTO REHEAT
AUTO WEIGHT DEFROST
AUTO WEIGHT
AUTO PROGRAM COOKING (12 CATEGORY)
COMBINATION -- TIME COOKING
CONVECTION — AUTO PREHEATING
CONVECTION — TIME COOKING
CONVECTION — 2 LEVEL COOKING
GRILL — AUTO PREHEATING
GRILL — TIME COOKING
DELAY/STAND
DIGITAL CLOCK

FEATURE DIAGRAM & CONTROL PANEL
Feature Diagram
T Door Release
2 Oven Window
> Door Safety Lock System
@ Oven Air Vents
® Control Panel
(6) External Oven Air Vents
TP Slide in Shelf Guides
(8) Turntable
(9) Door Seal
-AUTTE fowunan
Control Panel
NN-3559 NN-3809/NN-3859 NN-3959
HAE
GEWCETS-
AUTOMATIR
OME (e ff a
+
I
(| 2
@ Display Window (®) Bread 1 Pad {5} Auto Program Cooking Pads
2) Time Pads @ Bread 2 Pad (6) Adjust to Taste Pad
(3) Power Pad (® Dough Pad (}) Auto Reheat Pads
@ Grill Pad d) Delay/Stand Pad (18) Auto Weight Combination Pad
(5) Convection-Temp Pad 43 Clock Pad d} Auto Weight Defrost Pad
‘© Convection-2 Level Pad (3 Stop/Cancel Pad 2 1 kg/0.1 kg Pads
(> Combination Pad d4 Start Pad

OPERATION AND DIGITAL PROGRAMMER CIRCUIT TEST PROCEDURE
1. Clock Setting
1. Plug the power supply cord into 2. Tap | Clack| Pad. 3. Enter time of day (TOD) by tapping . Tap |Clock| Pad.
wall receptacle. appropriate 10/1/10] 1 pads. TOD has now been registered into
the digital programmer circuit and
will count up by minutes.
55:85
2. Time Cooking/Two Stage
4. Tap |Power| pad 3 times for
Medium power.
(2nd stage}
2. Tap |Power]| pad once for High
power.
(1st stage)
3. Set for 5 seconds by tapping
appropriate | 10] | 10] 1| pads.
1. Place a water load in the oven.
5. Set for 10 seconds by tapping 6. Tap | Start| pad. 7. When first stage cooking time has 8. When 2nd stage cooking time has
appropriate 10] 1{ 10/1! pads. elapsed, oven automatically
switches to 2nd stage cooking.
elapsed, oven beeps 5 times and
shuts off.
« TOD reappears in the display win-
dow.
3. Convection Cooking with Preheat
1. Tap pad twice. 2. Tap pad. 3. When preheating is completed, 4. After completion of preheating, be
oven beeps 3 times. sure 10 open the door.
“P” begins to blink.
5. Close the door and set bake cook- 6. Tap pad.
ing time for 2 minutes.
NOTE: NN-3559 accessory dispiay is not appeared.

4. Convection—2 Level Cooking
1. Tap|2 Level Bake} pad. 2. Tap [Temp] pad 7 times.
3. Tap pad.
4, When preheating is completed,
oven beeps three times. “P” be-
gins to blink.
7. Tap pad.
6. Clase the door and set time for 10
minutes.
5. After completion of preheating be
sure to open the door.
I ee
(hy bt ee
2. Set Cooking time for 30 minutes. 3. Tap pad.
39 30 0909
Jif tft Jkt uae
ale
ia Fe
An
6. Combination Cooking
1. Tap pad twice. 2, Set cooking time for 1 hour. 3. Tap pad.

7. Auto Defrost (NN-3809/NN-3859/NN-3959)
2. Tap pad.
1, Place the water load of 500g in-
cluding container with plastic rack
at center of tray and tap| Defrost
pad.
8. Auto Program (Vegetable) (NN-3809/NN-3859/NN-3959)
2. Tap pad,
1. Pour 150 + 15cc¢ (4.5 + 1/2 ozs) of
room temperature water in a beak-
er, and place it in the center of the
oven.
. The humidity sensor detects steam about 2 to 4 minutes after the Start pad is
tapped.
Auto Reheat Cooking (T1) automatically switches to time cooking (T2).
The remainder of cooking time appears in display window with beep sounds.
9. Bread Bakery (NN-3959)
1. Place the bread pan at center of
oven and tap! Bread 1| pad.
2. Tap pad.
3. After reading weight of food, total
defrosting time is appeared.
3. Tap pad.
5. When the balance of cooking time
has elapsed, oven stops and
beeps five times.
* TOD reappears in the dispiay win-
dow.
3. After 10 minutes, remaining time is
appeared in the display window.
NOTE:
NOTE:
NOTE:
NOTE:
lf 16 00 to 20 20 appears,
WEIGHT SENSOR FUNC-
TION is normal.
Because, there is reading
tolerance of weight sensor.
Cooking time will vary de-
pending on the water
temperature, the shape of
beaker or the power source
voltage.
Please refer to description
of operating sequence.
lf 1 12 to 2 24 appears,
AUTO SENSOR FUNC-
TION is normal.

SCHEMATIC DIAGRAM
NN-3559
SHORT SWITCH
SW2 SECONDARY LATCH
MAGNETRON
NOTE:
Door
ia
ciosed
SWITCH
*
.
PRIMARY
LATCH
NOISE
FILTER
Unit
Ia
not
operated.
3
SWITCH
re
--4
THERMAL
CUTOUT
TRIAC
2
Ls
(MAGNETRON)
THERMAL
CUTOUT
(OVEN)
GROUNDING
CHASSIS GROUND
UPPER HEATER
FUSE
FAN MOTOR
HIGH VOLTAGE
CAPACITOR
DIODE
VARISTOR
Sw?
HIGH
VOLTAGE
POWER
RELAY
1
oS) TRANSFORMER
| RY2 POWER RELAY 2
g RY2 RY3 RY4 RY3 POWER RELAY 3
¢ OVEN TEMP SENSOR RY4 POWER RELAY 4
& fe) (**) RY6 POWER RELAY 6
RY6 RYB RY7 POWER RELAY 7
]
EE: SOLENOID (SHUTTER) RY8 POWER RELAY 8
Mc CIRCULATION MOTOR
MIT TURNTABLE MOTOR
OVEN LAMP
Be PROTECTOR DIODE
56-003
DIGITAL PROGRAMMER CIRCUIT
LOW VOLTAGE
TRANSFORMER
NN-3809/3859
SW1) SHORT SWITCH
SW2 SECONDARY LATCH
NOTE:
Door
is
closed.
MAGNE
TRON
SWITCH
NOISE
FILTER
Unit
ia
not
operated.
SW3
PRIMARY
LATCH
53
-
-
RY.3
SWITCH
|
0.
Sm
TRIAC
2
roa
SW4
THERMAL
CUTOUT
LJ
(MAGNETRON)
7a
PO
SwW5
THERMAL
CUTOUT
(OVEN)
|
—~]
—_
GROUNDING
RY8
a
LOWER HEATER
zh CHASSIS GROUND
r
oe FUSE
UPPER HEATER
Mr FAN MOTOR
CH HIGH VOLTAGE
CAPACITOR
a a —“oO——=< =P DIODE
Sw3
RY2
‘Rye
SW1
P220
=by-
VARISTOR
-- HIGH VOLTAGE
TRANSFORMER RY1 POWER RELAY 1
SW2 RY2 POWER RELAY 2
fT] RY3 POWER RELAY 3
RY4 POWER RELAY 4+
RY1 RY2 RYS RY4 RY6 POWER RELAY 6
GO UOO OO UOUOg OOo Oo
) OVEN TEMP SENSOR RY7 POWER RELAY 7
(**) (°°) RYB POWER RELAY 8
RY6 RY8 D SOLENOID (SHUTTER Mc CIRCULATION MOTOR
DIGITAL PROGRAMMER ciRcUIT | 3 (SHUTTER) MIT TURNTABLE MOTOR
LOW
VOLTAGE
[i
Panay
u
HUMIDITY
SENSOR
ve
OVEN
LAMP
TRANSFORMER
3
et
PROTECTOR
DIODE
WEIGHT
SENSOR
56-004

NN-3959
NOISE FILTER
0.3mH
WIRING DIAGRAM
PRIMARY LATCH
SWITCH
®
SECONDARY LATCH
SWITCH
POWER RELAY 2
(RY 2)
SCHEMATIC DIAGRAM
NOTE: Door is closed.
Unit is not operated.
TRIAC 2 exe —
LJ
car Ua
UPPER HEATER
POU ODDO UO Dt
SW1 P220
HIGH VOLTAGE
TRANSFORMER
Sw2
SW4 SWS
MAGNETRON
S00pFx2
1, 74HX2
RY2 RY3 RY4
é3 OVEN TEMP SENSOR
(PF) (FF) (7%)
RY6 RY? RY&
DIGITAL PROGRAMMER CIRCUIT
i}
WEIGHT SENSOR
LOW VOLTAGE
TRANSFORMER
NN-3809
NN~3859
NN-3959
NN-3809
| 3559 | NN-3859
NN-3959
°
Y
POWER RELAY 3
(RY 3)
BL/BL/W
BR/OR BR/BR
OR/P
6/B/ BL B/W
BR/BR/W
B/W
BL
POWER RELAY 4
POWER RELAY 8
i]
| SOLENOID (SHUTTER)
Hany HUMIDITY SENSOR
SHORT SWITCH
SECONDARY LATCH
SWITCH
PRIMARY LATCH
SWITCH
THERMAL CUTOUT
(MAGNETRON)
THERMAL CUTOUT
(OVEN)
GROUNDING
CHASSIS GROUND
FUSE
FAN MOTOR
HIGH VOLTAGE
CAPACITOR
DIODE
VARISTOR
POWER RELAY 1
POWER RELAY 2
POWER RELAY 3
POWER RELAY 4
POWER RELAY 6
POWER RELAY 7
POWER RELAY 8
Mc CIRCULATION MOTOR
MB GAKERY MOTOR
L OVEN LAMP
SHE PROTECTOR DIODE
02/01
56-005
BR
BL
MOTOR CAPACITOR
(NN-3959)

DIGITAL PROGRAMMER CIRCUIT (NN-3559)
SCHEMATIC DIAGRAM
Waveforms shown above are appeared when oven is plugged in
and colon turns on in display window.
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