Question 1

How to check serial number of C66?

Accepted Answer

1.Click Settings.
2.Select System.
3.Select About phone.
4.Select Model&hardware.
Or dial phonenumber: *#06#

Question 2

How to send faulty devices for RMA?

Accepted Answer

a. Apply RMA list and non-commercial invoice from service center.
b. Please declare delivery as normal USB barcode reader with the piece of $25 per unit and do not send back the accessories especially batteries if they are working fine. Please send back by DHL/Fedex if it is possible since this would be easier for custom clearance. Fill and send RMA request sheet and non-commercial invoice by paper copies. And send the faulty devices no more than 3 pieces in one packet.

Question 3

How to use NFC on C66?

Accepted Answer

Use NFC/HF tags to lean on NFC scan area on rear of C66.

Question 4

How to take photo?

Accepted Answer

1.Select Camera on desktop.
2.Click to take photo.

Question 5

How to switch on BT for C66?

Accepted Answer

1.Swipe down notification bar.
2.Select Bluetooth to config.

Question 6

How to switch on WIFI for C66?

Accepted Answer

1.Swipe down notification bar.
2.Select WIFI to config.

Question 7

How to scan UHF tags by C66?

Accepted Answer

1.Click appenter.
2.Select UHF demo.
3.Press trigger to scan UHF tags.

Question 8

How to make hard-reset for C66?

Accepted Answer

1.Press&hold power button and volume+.
2.Until you see No commands.
3.Press&hold power button and volume+ again to enter factory mode list.
4.Press volume- to select Wipe data/factory reset.
5.Press power button to execute.

Question 9

How to restore factory data for C66?

Accepted Answer

1.Click Settings.
2.Click System.
3.Click Advanced.
4.Click Reset options.
5.Click Erase all data(factory reset).

Question 10

How to scan barcode by C66?

Accepted Answer

1.CLick appcenter.
2.Select Barcode2D.
3.Press SCAN button to scan.

Question 11

How to make screenshot on C66?

Accepted Answer

Press&hold power button and volume-.

Question 12

How to send devices for R&M by delivery?

Accepted Answer

a. Apply RMA list and non-commercial invoice from service center.
b. Please declare delivery as normal USB barcode reader with the piece of $25 per unit and do not send back the accessories especially batteries if they are working fine. Please send back by DHL/Fedex if it is possible since this would be easier for custom clearance. Fill and send RMA request sheet and non-commercial invoice by paper copies. And send the faulty devices no more than 3 pieces in one packet.

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