Panasonic NN-CS596S SPG User Manual

© 2006 Panasonic Home Appliances Microwave
Oven (Shanghai) Co., Ltd. All rights reserved.
Unauthorized copying and distribution is a violation
of law.
NN-CS596S
BPQ (U.K.)
EPG (France, Italy, Spain, Portugal, Greece, Poland,
Holland)
WPG (Switzerland)
SPG (Norway, Finland, Sweden, Denmark)
Microwave Oven
ORDER NO.PHAMOS0610046C2

Panasonic NN-CS596S SPG Specifications

General

Brand	Panasonic
Model	NN-CS596S SPG
Category	Microwave Oven
Language	English

Summary

1 SCHEMATIC DIAGRAM

1.1. BPQ/EPG

Schematic diagram for BPQ and EPG models of the microwave oven.

1.2. WPG/SPG

Schematic diagram for WPG and SPG models of the microwave oven.

2 DESCRIPTION OF OPERATING SEQUENCE

2.1. Variable power cooking control

Explanation of how variable power cooking is controlled via PWM signals.

2.2. Inverter power supply circuit NEW H.V.

Details of the high voltage inverter power supply circuit operation and components.

2.4. Convection & Grill Convection cooking control

How the digital programmer controls convection and grill heating.

2.5. Steam function (micro steam)

Details on the steam function, including water supply and operation.

3 CAUTIONS TO BE OBSERVED WHEN TROUBLESHOOTING

3.1. Check the grounding

Importance of proper grounding before commencing any repair work.

3.2. Inverter warnings

Critical safety warnings related to high voltage and high temperatures in the inverter circuit.

3.7. Confirm after repair

Steps to ensure the unit is safe and functioning correctly after repair.

4 DISASSEMBLY AND PARTS REPLACEMENT PROCEDURE

4.1. Magnetron

Step-by-step guide for disassembling and replacing the magnetron component.

4.2. Digital programmer circuit (D.P.C) AU, (D.P.C.) HU, membrane key board and power relay

Procedure for removing the DPC boards, membrane keyboard, and power relay.

4.4. H.V. Inverter

Detailed procedure for removing and replacing the High Voltage Inverter unit.

4.11. Convection motor and convection heater

Detailed steps for removing convection motor and heater components.

5 COMPONENT TEST PROCEDURE

5.1. Primary latch switch (door switch and power relay B) interlocks

Testing procedures for primary latch switch, door switch, and power relay B.

5.3. Magnetron

Methods for testing the magnetron for open filament or short circuits.

5.5. Inverter power supply (U)

Guidelines for testing the High Voltage Inverter power supply unit.

6 MEASUREMENTS AND ADJUSTMENTS

6.1. Adjustment of Primary latch switch, Secondary latch switch and Short switch.

Adjusting latch switches and short switch for proper door closure and interlock function.

6.2. Measurement of microwave output

Procedure for measuring the microwave output power using a water load test.

7 TROUBLESHOOTING GUIDE

Self diagnostic display

How to access and interpret the oven's self-diagnostic error codes.

7.1. (Troubleshooting) Oven stops operation during cooking

Troubleshooting steps for when the oven stops mid-cooking cycle.

7.3. Troubleshooting of inverter circuit (U) and magnetron NEW H.V.

Specific troubleshooting for inverter and magnetron failures indicated by error codes H95-H99.

8 EXPLODED VIEW AND PARTS LIST

8.1. EXPLODED VIEW

Visual breakdown of the oven components with reference numbers.

8.2. PARTS LIST

Comprehensive list of all replaceable parts with part numbers and descriptions.

8.5. DOOR ASSEMBLY

Exploded view and parts list for the oven door components.

9 DIGITAL PROGRAMMER CIRCUIT

9.1. SCHEMATIC DIAGRAM

Detailed schematic diagram of the digital programmer circuit.