NN-ST342WZPE, NN-ST342MZPE - Panasonic Home Appliance Service Manual (repair manual). Page 16

1) Remove the control panel assembly from the

cavity. 

2) Remove screws which hold the PCB to

control panel.

3) Disconnect the flat cable from the PCB 

 take off the PCB .

1) INTERLOCK MECHANISM

The door lock mechanism is a device which has
been specially designed to eliminate completely
microwave activity when the door is opened during
cooking and thus to prevent the danger resulting
from the microwave leakage.

2) MOUNTING OF THE PRIMARY/MONITOR/

SECONDARY SWITCHES TO THE LATCH
BOARD

3) INSTALLATION AND ADJUSTMENT OF THE

LATCH BOARD TO THE OVEN ASSEMBLY

• Mount the latch board to the oven assembly.
• Adjust the latch board in the arrow direction so that

oven door will not have any play in it when the door
is closed.

• Tighten the mounting screw.
• Check for play in the door by pushing the door

release button. Door movement should be less
than 0.5 mm. (1/64 inch)
Don't push the door release button while making
adjustment. Make sure that the latch moves
smoothly after adjustment are completed and that
the screws are tight. Make sure the primary, monitor,
and secondary switches operate properly by
following the continuity test procedure.

5-6

ADJUSTMENT
DIRECTION

MAGNETRON

H.V. TRANSFORMER

PRIMARY

H.V. CAPACITOR

H.V.
DIODE

the 

and

C

S03

PRIMARY
SWITCH

MONITOR
SWITCH

SECONDARY
SWITCH