What does error code dc mean?

Question edited for clarity. The code is 'Nd', or 'dn'? Neither seem to exist

https://applianceexpresstx.com/dryer-repair/samsung-dryer-error-codes-explained/

'D' codes

Error codes: dC, dE, dF, do, d0, 1 DC, and 1 dF
These error codes indicate a problem with the door, most commonly the door latch or the sensors. When these codes appear, it generally means you need to check your door to see if it closes properly.

More here

https://www.thespruce.com/troubleshooting-samsung-dryer-error-codes-2147296

https://www.google.com/search?q=Samsung+Laundry+Dryer+code+dn%2C+code+nd

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He is asking about DC inverter AC and you all idiots giving solution of washing machine

Sir my Toshiba washing mega wash 1700 error E 61 plz solve my problem

Product: Home Appliances > Washers & Dryers > Washers > WF218ANW
dc = Unbalanced load prevented the washer from spinning.
What Do the Information Codes Mean on the Front Load Washing Machine

image cartridge cyan need to be replaced

Btw, I’m available to help over the phone in case u need at https://www.6ya.com/expert/normanj_7893313f0751935f

dc means clog in the filter. look to the lower left front of the washer for the filter door. Take off the door and pull out the short hose. Empty the water from the hose, this could be lots of water be prepared. Then pull out the filter on the right by twisting counter clockwise and rinse the filter. Put it back together and the error should go away

Meaning of error code E1
The motor sensor or sensors, the DC controller on the main board DC controller.

I can not give solution to your problem, because possibility of damage main board.
I suggest you contact Canon Customer Support (e-mail, telephone, or repair contacts).

it is error of Hard disk booting 
Run the HD Diag
or install it from opertor 

Error Description Error/Prot Detected by Device Defective module Result
1 I2C1
2 I2C2
3 I2C3
4 I2C4
5 VIPER
6 5V supply
7 8V6 supply
8 1.2V DC/DC
11 3.3V DC/DC
12 12V supply
14 Supply Class D amplifiers
14 Supply Audio part SSB
17 MPIF1 audio supply
18 MPIF1 ref freq
25 Supply fault
27 Phoenix
28 MOP
29 AVIP1
31 AVIP2
32 MPIF1
34 Tuner1
37 Channel decoder
39 POD Interface
43 Hi Rate Front End
44 Main NVM
45 Columbus
53 VIPER
63 PDP Display

A dc error means that the clothing is not being distributed properly in the basket. This usually happens when the machine is lightly loaded. If the load seems o.k. then the problem is probably with the sensor at the side of the basket.