Panasonic Commercial Microwave Ovens Ne12521 Ne12523 Ne17521 Ne17523 Ne17723 Ne21521 Ne21523 Operating Instructions

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How to Operate
A. MANUAL HEATING — 2 to 5 stage heating —
Example:  To cook food at HIGH power for 2 minutes and at LOW power for 1 minute
PAD INSTRUCTIONDIGITAL DISPLAY WINDOW
Follow steps 1 to 3 on page 10.
4Press Power Level Selector pad.
Each time the pad is pressed, the Power Level switches as the Power    
Level Selector pad illustration on page 10. 
The selected power level will be indicated and 2nd Stage Heating 
Indicator “2” will start to blink.
5Press Number/Memory pads “1”, “0” and “0”.
The set heating time will appear.   
Note:  The maximum set time for “DEFROST” and “P0” is 30 minutes, and 
15 minutes for all others. 
However, the TOTAL TIME can be set up to 25 minutes for 
continuous heating (1 to 5 stage heating) that excludes 
“DEFROST” and “P0”.
6Press Start pad.
The oven lamp will turn on.     
The total time is displayed. During operation, the indicator appears in 
order from the left and heating time for the first stage will count down.
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displayed and heating time will count down.
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off. “0000” will blink until the door is opened. 1 minute later, cooling fan will stop.
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will show the originally set time and Heating Stage Number.
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blank.
Note:  Repeat the above procedure to set Heating for the third stage and later stages.
SPECIAL NOTE: For both single and 4 stage heating
While heating, one press on Stop/Reset pad stops the operation. You can restart it by pressing Start pad or a  1. 
second press on Stop/Reset pad will cancel the selected program.
While not heating, one press on Stop/Reset pad cancels the selected program. 2. 
When heating is complete, you can repeat exactly the same manually selected heating time by pressing only  3. 
Start pad you use the oven again within 1 minute.
1 minute later of non-use with door closed, the repeat feature will be cancelled. 4.  
						

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How to Operate
PROGRAM MEMORY
Model No. NE-17723 (1300 memory):   1 digit input = 0 to 9, 2 digit input = 00 to 99, 3 digit input = 000 to 999 and A00 to C99Other models (30 memory):  A0 to C9  *For only A0 through A9 settings, you do not need to press Shift (A/B/C) pad.
To change the number of memory digits:
Press “Start” + “0” while the door is open. 1. 
Press the number of digits you want to set. (1 digit=1, 2 digits=2, 3 digits=3) 2. 
Press “Prog”. 3. 
Note:  The Digital Display Window illustration here is Model No. NE-17723.  
The Digital Display Window differs for other models.
B. PROGRAMMED HEATING
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Example:  To select Number/Memory pads “1” and “3” at A side in which your desired heating program  
(at HIGH power for 3 min., single stage heating) is set
PAD INSTRUCTIONDIGITAL DISPLAY WINDOW
1Place food inside the oven and close the door.
The oven lamp will turn on and “0” will appear.   
Note:  While “0” appears, operation is available. 1 minute after the door is 
closed, “0” will disappear.
2Press Shift (A/B/C) pad, the desired Number/Memory pads “1” and 
“3”.
The currently programmed information will be indicated.   
Note:  All models except Model No. NE-17723 display the memory 
number and time.
3Press Start pad.
The oven lamp will turn on and heating will start. The heating time will    
count down.
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off. “0000” will blink until the door is opened. 1 minute later, cooling fan will stop.
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blank.
)N0ROGRAM,OCK-ODE  
Just press the desired Number/Memory pad. Heating will automatically start without pressing Start pad. (See page 14)
For Double (or Triple) Quantity heating:   
Press Double (or Triple) Quantity pad before pressing the desired Number/Memory pad.
C. PROGRAMMING NUMBER/MEMORY PADS — single stage heating —
THE OVEN CAN NOT BE PROGRAMMED WHEN PROGRAM LOCK IS ACTIVATED! (See pages 14-15)
Example:  To program cooking at DEFROST power for 1 minute into Number/Memory pads “1” and “5” at A side
PAD INSTRUCTIONDIGITAL DISPLAY WINDOW
1Open the door and leave it open.
The oven lamp will turn on, and “0” will appear.   
2Press Prog pad.
“PROG” will start to blink.    
						

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PAD INSTRUCTIONDIGITAL DISPLAY WINDOW
3Press Shift (A/B/C) pad, Number/Memory pads “1” and “5”.
The selected pad number will appear and currently programmed    
information will be indicated.
4Press Power Level Selector pad.
Each time the pad is pressed, the Power Level switches as in the    
Power Level Selector pad illustration on page 10. The selected power 
level will be indicated, 1st Stage Heating Indicator “1” will start to blink.
5Press Number/Memory pads “1”, “0” and “0”.
The set heating time will appear.   
Note:  The maximum set time for “DEFROST” and “P0” is 30 minutes, and 
15 minutes for all others.
6Press Prog pad.
“PROG” and 1st Stage Heating Indicator “1” will stop blinking.    
This means that you have completed programming.
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Note:
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ABOVE
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Stop/Reset pad erases the programmed Number/Memory pad number.
C. PROGRAMMING NUMBER/MEMORY PADS — 2 to 5 stage heating —
THE OVEN CAN NOT BE PROGRAMMED WHEN PROGRAM LOCK IS ACTIVATED! (See pages 14-15)
Example:  To program cooking at DEFROST power for 1 minute and at HIGH power for 2 minutes into 
Number/Memory pads “1” and “5” at A side
PAD INSTRUCTIONDIGITAL DISPLAY WINDOW
Follow steps 1 to 5 above.
6Press Power Level Selector pad once.
The power level for 2nd stage will be indicated, 2nd Stage Heating    
Indicator “2” will start to blink.
7Press Number/Memory pads “2”, “0” and “0”.
The set heating time will appear.   
Note:  The maximum set time for “DEFROST” and “P0” is 30 minutes, and 
15 minutes for all others. 
However, the TOTAL TIME can be set up to 25 minutes for 
continuous heating (1 to 5 stage heating) that excludes 
“DEFROST” and “P0”.
8Press Prog pad.
“PROG” and 2nd Stage Heating Indicator “2” will stop blinking. The total    
time for both stages will appear. This means that you have completed 
programming.
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Note:
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Stop/Reset pad erases the programmed Number/Memory pad number.
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How to Operate 
						

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D. PROGRAMMING DOUBLE OR TRIPLE QUANTITY PAD
THE OVEN CAN NOT BE PROGRAMMED WHEN PROGRAM LOCK IS ACTIVATED! (See pages 14-15)
Example:  To program 1.5 times of heating time for double quantity into Number/Memory pads “1” and 
“5” at A side
PAD INSTRUCTIONDIGITAL DISPLAY WINDOW
1Open the door and leave it open.
The oven lamp will turn on, and “0” will appear.   
2Press Prog pad.
“PROG” will start to blink.   
3Press Shift (A/B/C) pad, Number/Memory pads “1” and “5”.
The selected pad number will appear and currently programmed    
information will be indicated.
4Press Double Quantity pad.
The currently programmed magnification number will appear.   
Note:  1.6 times is preset at factory. (Triple Quantity pad is 2.2.)
5Press Number/Memory pads “1” and “5” for 1.5 times.
The programmed magnification number will appear.    
If A15 is programmed for 3 minutes, the time for the double quantity will 
be 4 minutes and 30 seconds. 
Available range is 0.1-3.0 times.
6Press Prog pad.
“PROG” will stop blinking.    
This means that you have completed programming.
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Note:  If you want to program your desired magnification number for triple quantity, repeat as above, using Triple 
Quantity pad instead of Double Quantity pad. 
All models except Model No. NE-17723 also display the memory number in steps 4, 5, and 6.
E. PROGRAM LOCK
4O!CTIVATE0ROGRAM,OCK  
PAD INSTRUCTIONDIGITAL DISPLAY WINDOW
1Open the door and leave it open.
The oven lamp will turn on, and “0” will appear.   
2While pressing Start pad, press Prog pad until “PROG”, “P” and “L” 
appear. (more than 2 seconds)
“PROG”, “P” and “L” will appear.    
3 seconds later, “0” will appear.
In Program Lock mode:
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How to Operate 
						

							- 15 - 4O2ELEASE0ROGRAM,OCK  
PAD INSTRUCTIONDIGITAL DISPLAY WINDOW
1Open the door and leave it open.
The oven lamp will turn on, and “0” will appear.   
2While pressing Start pad, press Prog pad until “PROG” and “P” 
appear. (more than 2 seconds)
“PROG” and “P” will appear.    
3 seconds later, “0” will appear.
In Program Unlock mode:
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alarm) are operational.
F. BEEP TONE
THE OVEN CAN NOT BE PROGRAMMED WHEN PROGRAM LOCK IS ACTIVATED! (See pages 14-15)
The loudness of beep tone, the length of beep tone at the end of heating cycle, the pitch of beep tone at the end of 
heating cycle and the pitch of filter cleaning alarm can be set.
Begin with step 1 and follow the procedure to change either the length of beep tone at the end of heating cycle, the 
pitch of beep tone at the end of heating cycle or the pitch of filter cleaning alarm.
Example:  Change the volume to “middle (2bEEP)”, the length of beep tone at the end of heating cycle to 
2nd, the pitch of beep tone at the end of heating cycle to “Low”, and the pitch of filter cleaning 
alarm to “Low”.
PAD INSTRUCTIONDIGITAL DISPLAY WINDOW
1Open the door and leave it open.
The oven lamp will turn on, and “0” will appear.   
2Press Prog pad.
3Press Start pad.
“PROG” will start to blink.    
The display changes to “3bEEP”, “2bEEP”, “1bEEP”, and “0bEEP” 
each time the Start pad is pressed and the settings change.
*The loudness of beep tone
3bEEP: loudest,  2bEEP: middle,  1bEEP: quietest,  0bEEP: silent
4Press Prog pad.
“PROG” will stop blinking, and the set loudness of beep tone will    
appear for 3 seconds. 
Then “0” will appear.
To proceed to Step 5, press Start pad before “0” is displayed after Step 4.
How to Operate
Continue 
						

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PAD INSTRUCTIONDIGITAL DISPLAY WINDOW
5Within 3 seconds after pressing Prog pad at step 4, press Start pad.“PROG” will start to blink.    
The display changes to 1st, 2nd, and 3rd each time the Start pad is 
pressed and the settings change.
*The length of beep tone at the end of heating cycle
1st  : 3 beeps
2nd : short beeps for 60 seconds
3rd  :“Beep” sounds for 5 seconds, and then 3 beeps sound 30 seconds 
later and again 60 seconds later.  
(Buzzer reminder functions to prevent food forgotten in the oven)
6Press Prog pad.
“PROG” will stop blinking, and the set length of beep tone at the end of    
heating cycle will appear for 3 seconds. 
Then “0” will appear.
To proceed to Step 7, press Start pad before “0” is displayed after Step 6.
7Within 3 seconds after pressing Prog pad at step 6, press Start pad.“PROG” will start to blink.    
The display changes to “”, “”, and “” each time the Start pad is 
pressed and the settings change (Under the “bE” in “bEEP”).
*The pitch of beep tone at the end of heating cycle: Low, : Normal, : High
8Press Prog pad.
“PROG” will stop blinking, and the set pitch of beep tone at the end of    
heating cycle will appear for 3 seconds. 
Then “0” will appear.
To proceed to Step 9, press Start pad before “0” is displayed after Step 8.
9Within 3 seconds after pressing Prog pad at step 8, press Start pad.“PROG” will start to blink.     
The display changes to “”, “”, and “” each time the Start pad is 
pressed and the settings change (Under the “EP” in “bEEP”).
*The pitch of filter cleaning alarm: Low, : Normal, : High
10Press Prog pad.
“PROG” will stop blinking, and the set pitch of filter cleaning alarm will    
appear for 3 seconds. 
Then “0” will appear.
Note:  When the filter cleaning alarm counter setting is “0”, you cannot perform steps 9 and 10.
How to Operate 
						

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How to Operate
G. PROGRAM LIST
PAD INSTRUCTIONDIGITAL DISPLAY WINDOW
1Open the door and leave it open.
The oven lamp will turn on and “0” will appear.   
2While pressing Start pad, press Number/Memory pad “1”.
All currently programmed information (the program set into each    
Number/Memory pad (000 to 999), Beep Tone, Program Lock, Oven 
Lamp settings when the door is open, Oven Lamp blink settings at the 
end of heating cycle and Oven Lamp reduction settings during cooking 
information) will continuously appear.
Note:  When the filter cleaning alarm counter is set, this appears after 
Program Lock.e.g.
How to erase memory content
Open the door (keep it open) and press Prog pad. 1. 
Select the memory number you want to erase, and press the Power Level Selector pad. 2. 
Press the Stop/Reset pad, and “0” is displayed to indicate that memory is erased.  3. 
*Memory content is automatically erased if overwritten. 
						

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How to Operate
H. CYCLE COUNTER
4ODISPLAYALLCOOKINGTIMESEVERUSED  
PAD INSTRUCTIONDIGITAL DISPLAY WINDOW
1Open the door and leave it open.
The oven lamp will turn on and “0” will appear.   
2While pressing Start pad, press Number/Memory pad “3”.
All the cooking times that were ever used appear.   e.g.
  
PAD INSTRUCTIONDIGITAL DISPLAY WINDOW
1Open the door and leave it open.
The oven lamp will turn on and “0” will appear.   
2While pressing Start pad, press Power Level Selector pad.
The number of cycles that the oven has been used will appear.   
Note:  The last two digits are dropped from the cumulative number of 
times the oven was used, which is displayed in units of 100 when 
used over 100 times.e.g.
I. AIR FILTER CLEANING
Example:  To program cleaning Air Filter every 600 hours
PAD INSTRUCTIONDIGITAL DISPLAY WINDOW
1Open the door and leave it open.
The oven lamp will turn on and “0” will appear.   
2While pressing Start pad, press Number/Memory pad “7”.
The currently programmed hour will appear.   e.g.
3Press Number/Memory pads “6”, “0” and “0”.
The programmed hour will appear.   
Note:  up to 9999 hourse.g.
4Press Prog pad.
“PROG” will stop blinking, and the set hours will appear for 3 seconds.    
Then “0” will appear.e.g.
Note:  When “FILt” sign appears in Digital Display Window, remove Air Filter and clean it with soapy water.  
Press Stop/Reset pad for 2 seconds to clear the display.
How to release the “FILt” sign
Press and hold down the Stop/Reset pad for 2 seconds. 1. 
The “FILt” sign is released and the buzzer sounds. 2. 
* If the Stop/Reset pad is not held down long enough, the “FILt” sign will disappear once but will reappear again 
after the screen goes blank. 
						

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Example:  To display the filter cleaning alarm counter
PAD INSTRUCTIONDIGITAL DISPLAY WINDOW
1Open the door and leave it open.
The oven lamp will turn on, and “0” will appear.   
2While pressing Start pad, press Number/Memory pad “5”.
The cumulative total cooking time starts over and displayed after it is    
cleared.e.g.
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J. OVEN LAMP
THE OVEN CAN NOT BE PROGRAMMED WHEN PROGRAM LOCK IS ACTIVATED! (See pages 14-15)
/VEN,AMPSETTINGSWHENTHEDOORISOPEN  
Example:  To turn Oven Lamp settings OFF
PAD INSTRUCTIONDIGITAL DISPLAY WINDOW
1Open the door and leave it open.
The oven lamp will turn on, and “0” will appear.   
2While pressing Start pad, press Number/Memory pad “9”.
“PROG” will start to blink.   
The previously set Oven Lamp settings are displayed.
3Press Start pad.
“on”     “oFF”  “on” is repeated each time the pad is pressed.
4Press Prog pad.
“PROG” will stop blinking, and the Oven Lamp settings will appear for    
3 seconds.  
Then “0” will appear.
To proceed to Step 5, press Start pad before “0” is displayed  
after Step 4.
How to Operate
Continue 
						

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How to Operate
/VEN,AMPBLINKSATTHEENDOFHEATINGCYCLE  
Example:  To turn the blinking Oven Lamp ON at the end of heating cycle
PAD INSTRUCTIONDIGITAL DISPLAY WINDOW
5Within 3 seconds after pressing Prog pad at step 4, press Start pad.“PROG” will start to blink.   
The previously set Oven Lamp blink settings are displayed.
6Press Start pad.
“oFF”     “on”  “oFF” is repeated each time the pad is pressed.
7Press Prog pad.
“PROG” will stop blinking, and the Oven Lamp blink settings will appear    
for 3 seconds. 
Then “0” will appear.
To proceed to Step 8, press Start pad before “0” is displayed after Step 7.
!DJUSTING/VEN,AMPBRIGHTNESSDURINGCOOKING  
Example:  To decrease brightness of the inner cavity during cooking
PAD INSTRUCTIONDIGITAL DISPLAY WINDOW
8Within 3 seconds after pressing Prog pad at step 7, press Start pad.“PROG” will start to blink.   
The previously set Oven Lamp reduction settings are displayed.
9Press Start pad.
“oFF”     “on”  “oFF” is repeated each time the pad is pressed.
10Press Prog pad.
“PROG” will stop blinking, and the Oven Lamp reduction settings will    
appear for 3 seconds. 
Then “0” will appear.