Panasonic NN-K544WF User Manual

ORDER NO.SIMMC0408030A3
Microwave Oven
NN-S554MF NN-S554WF NN-K593MF / NN-K574MF NN-
K574WF / NN-K544WF /
HPE(Hong Kong)
YPQ(Singapore)
MPQ(Malaysia)
TPE(Thailand, Indonesia)
LPK(Philippines)
YTE(Others)
KTE(UAE)
KUE(Egypt)
PTE( Iran)
KPQ(Kuwait, Doha, Qatar, Oman, Bahrain, Pakistan)
STM(Saudi Arabia)
ZPE(CIS Countries)
Please file and use this manual together with the service manual for
Model NN-S553/K593/K573/K543 (ORDER NO. SIMMC0306022C3).
1

Panasonic NN-K544WF Specifications

General

Type	Microwave Oven
Turntable	Yes
Cooking Modes	Microwave, Grill, Combination
Grill Power	1000 W
Auto Cook Menu	Yes
Defrost Function	Yes
Child Lock	Yes
Capacity	27 L

Summary

DANGER OF HIGH VOLTAGE AND HIGH TEMPERATURE (HOT/LIVE) OF THE INVERTER POWER SUPPLY (U)

INVERTER WARNING

Critical warnings regarding the high-voltage inverter power supply unit.

2. CAUTIONS TO BE OBSERVED WHEN TROUBLESHOOTING

2.2. Inverter Warnings

Specific warnings related to inverter high voltage and temperature.

3. MEASUREMENTS AND ADJUSTMENTS

3.1. Adjustment of primary latch switch, secondary latch switch and short switch.

3.2. Measurement of microwave output

DISASSEMBLY AND PARTS REPLACEMENT PROCEDURE

1. Magnetron

2. Digital Programmer Circuit (DPC) and membrane key board.

COMPONENT TEST PROCEDURE

1. Primary Latch Switch, Secondary (Secondary Latch Switch and Power Relay B) Interlocks.

3. Magnetron

PROCEDURE FOR MEASURING MICROWAVE ENERGY LEAKAGE

4.1. Equipment

List of required tools for leakage testing.

4.2. Procedure for measuring radiation leakage

Step-by-step guide for measuring microwave leakage.

Trouble Related to Digital Programmer Circuit

Troubleshooting of Inverter Circuit (U) and Magnetron NEW H.V.

Troubleshooting inverter circuit and magnetron failure codes.