Eiki LC-XNB4000N Service Manual page 65

Service mode & Calibration
Security –
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4. System should stores a random number array with 10000 elements for each customer.
5. This magic number is the nth element of the random number array and the n (PIN
number) is generated as the remainder of 1000 divides the internal timer counter of
Pixelworks scalar chip.
6. User needs to pass the magic number to the distributor (OEM customer) to get the
four-digit PIN number.
7. EDI will provide a Windows application to generate the PIN number based on magic
number to each customer.
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