Panasonic ne-1037 BTQ, ne-1027 BTQ, ne-1037 ETG, ne-1027 ETG, NE-1027 Service Manual

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© 2007 Panasonic Home Appliances Microwave Oven (Shanghai) Co., Ltd. All rights reserved. Unauthorized copying and distribution is a violation of law.
NE-1027 NE-1037
BTQ (U.K.)
ETG (Continental Europe)
ORDER NO.PHAMOS0705021C2
2
NE-1027 / NE-1037
1 CONTROL PANEL 4
1.1. NE-1027
4
1.2. NE-1037
5
2 OPERATION PROCEDURE
6
2.1. Manual Heating for Single Stage
6
2.2. Manual Heating for 2nd Stage
6
2.3. Memory Setting for Single Stage Operation Oven is not in
program lock mode.
6
2.4. Memory setting for 2nd stage
7
2.5. Memory Pad Heating
7
2.6. To Read Cycle Counter
8
2.7. To Select Beep Tone Options (ON/OFF of Beep Tone)
8
2.8. To Lock Program of Memory Pad
8
2.9. To Release the Memory Pad Program Lock
8
3 SCHEMATIC DIAGRAM
9
3.1. NE-1027
9
3.2. NE-1037
10
4 DESCRIPTION OF OPERATING SEQUENCE
11
4.1. Variable power cooking control (NE-1027)
11
4.2. Variable power cooking control (NE-1037)
11
5 CAUTIONS TO BE OBSERVED WHEN TROUBLESHOOTING
12
5.1. Check the earthing
12
5.2. If the door lock, the door switch, the door seal or the door
develops a malfunction, be sure not to operate the oven
until complete repairs are made.
12
5.3. Warning about the electric charge in the high voltage
capacitor
12
5.4. When parts must be replaced, remove the power plug
from the outlet.
13
5.5. When the 10 Amp/2.5 Amp fuse is blown due to the
operation of short switch:
13
5.6. Avoid inserting nails, wire, etc. through any holes in the
unit during operation.
13
5.7. Confirm after repair
13
6 DISASSEMBLY AND PARTS REPLACEMENT PROCEDURE
14
6.1. Magnetron
14
6.2. Digital Programmer Circuit (D.P.C.) and membrane
keyboard. (NE-1037)
14
6.3. Low voltage transformer and/or power relays (RY1, RY2,
RY3, RY4) (NE-1037)
15
6.4. Fan motor
15
6.5. Stirrer motor
15
6.6. Door assembly
16
6.7. Temp sensor (thermal protector) (NE-1037)
16
6.8. Floor shelf and/or moving antenna
16
7 COMPONENT TEST PROCEDURE
17
7.1. Primary Latch Switch, (Door Switch and Power Relay B)
Interlocks.
17
7.2. Short Switch & Monitor
17
7.3. High voltage transformer
17
7.4. High voltage capacitor
17
7.5. Magnetron
17
7.6. Variable power controller (NE-1027)
18
7.7. Diode
18
7.8. Protector diode
18
7.9. Membrane key board (Membrane switch assembly)(NE-
1037)
18
7.10. Temp sensor (Thermal protector) (NE-1037)
18
8 MEASUREMENTS AND ADJUSTMENTS
19
8.1. Adjustment of Safety switch A, Safety switch B and short
switch
19
8.2. Measurement of microwave output
19
9 TROUBLESHOOTING GUIDE
20
9.1. NE-1027
20
9.2. NE-1037
22
10 EXPLODED VIEW AND PARTS LIST
26
10.1. EXPLODED VIEW
26
10.2. PARTS LIST
27
10.3. DOOR ASSEMBLY
28
10.4. ESCUTCHEON BASE ASSEMBLY
29
10.5. PACKING AND ACCESSOR IES
31
10.6. WIRING MATERIALS
32
11 DIGITAL PROGRAMMER CIRCUIT (NE-1037)
33
11.1. SCHEMATIC DIAGRAM
33
CONTENTS
Page Page
3
NE-1027 / NE-1037
1 CONTROL PANEL
1.1. NE-1027
4
NE-1027 / NE-1037
1.2. NE-1037
5
NE-1027 / NE-1037
2.1. Manual Heating for Single Stage
OPERATION DISPLAY
1. Plug the power supply cord into wall receptacle.
2. Open the door. Place a water load in the oven and close the door.
3. Press Power Level pad once. (Sets to HIGH power)
4. Press 2 ,0,0 pads. (Sets to 2 minutes)
5. Press Start pad. (Sets to 2 minutes)
6. When cooking time has elapsed, oven beeps 5 times and shuts off. Display blinks zero.
7. Open the door and take out the water load. Display stops blinking.
8. Close the door. 1 minute later, display will return blank.
2.2. Manual Heating for 2nd Stage
OPERATION DISPLAY
1. Follow step 1 to 4 for 1st stage.
2. Press Power Level pad 2 times. (Sets MED power)
OPERATION DISPLAY
3. Press 1 ,0,0 pads. (Sets to 1 minute)
4. Press Start pad. Total time for both stages will be displayed.
5. When the 1st stage cooking time has elapsed, oven beeps once and automatically switches to 2nd stage cooking. (2nd stage)
6. When cooking time has elapsed, oven beeps 5 times and shuts off. Display blinks zero.
7. Open the door and take out the water load. Display stops blinking.
8. Close the door. 1 minute later, display will turn blank.
2.3. Memory Setting for Single Stage Operation Oven is not in program lock mode.
OPERATION DISPLAY
1. Press Prog pad. NOTE: Display must be blank to start programming.
2. Press 5 pad. (Sets to memory pad 5)
3. If memory was previously programmed, the pad number and the previously selected time and power level will appear in the display.
2 OPERATION PROCEDURE
6
NE-1027 / NE-1037
OPERATION DISPLAY
4. The pad number and Stage Heating Indicator will appear in the display again.
5. Press Power Level pad 2 times. (Sets to MED power)
6. Press 3 ,0 pads. (Sets to 30 seconds)
7. Press Prog pad again.
8. 2 seconds later, the time and power level setting for single stage will appear in the display.
9. 2 seconds later, Double Quantity Heating Indicator and then the double heating time will appear in the display.
10. 2 seconds later, the display will go blank.
2.4. Memory setting for 2nd stage
OPERATION DISPLAY
1. Follow steps 1 to 6 for memory setting for single stage. (MED power, 30 seconds for 1st stage)
2. Press Power Level pad 3 times. (Sets defrost power for 2nd stage)
3. Press 2 ,0,0 pad.
4. Press Prog pad.
OPERATION DISPLAY
5. 2 seconds later, the display shows your setting program.
6. This indicates double cooking time. Example: This means: If you press "5", oven will operate 30 sec-MED, 2 min­DEF. If you press "X2" and "5" oven will operate 1 min-MED, 4 min­DEF.
7. After all of your programming has been completed, the display will go blank.
2.5. Memory Pad Heating
OPERATION DISPLAY
1. Plug the power supply cord into wall receptacle.
2. Open the door. Place a water load in the oven and close the door.
3. Press 7 pad. (Sets for 2 minutes)
4. Press Start pad.
5. When cooking time has elapsed, oven beeps 5 times and shuts off. Display blinks zero.
6. Open the door and take out water load. Display stops blinking.
7
NE-1027 / NE-1037
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