请教大华3，如何改小区通卡

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0 扇区
84 B2 E8 73 AD 08 04 00 62 63 64 65 66 67 68 69
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
FF FF FF FF FF FF FF 07 80 69 FF FF FF FF FF FF

1 扇区
00 00 00 0A A0 84 B2 E8 73 10 11 12 13 17 E8 73
FF FF FF FF 02 00 00 05 EC 02 C2 01 A0 70 11 12
02 01 1A 14 17 05 06 27 18 29 20 64 00 00 3C 50
FF 02 00 01 07 FF FF 07 80 69 FF FF FF FF FF FF

2 扇区
01 F4 1A 14 17 05 06 27 18 29 20 64 00 00 3C 50
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
FF 02 00 01 07 FF FF 07 80 69 FF FF FF FF FF FF

3 扇区
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00 00 03 00 00 00 00 00 00
00 00 00 54 89 00 00 00 00 00 00 00 00 00 00 00
FF 02 00 01 07 FF FF 07 80 69 FF FF FF FF FF FF