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hello cpf team help me for my cpf box

it doesn't find rx tx and cant get vcc here is log of vcc
Voltage Test

Is Voltage testing...
When circuit 1(6) set VCC, the voltage is excessively low, the value is 3.52v
When circuit 2(8) set VCC, the voltage is excessively low, the value is 2.86v
When circuit 3(10) set VCC, the voltage is excessively low, the value is 3.52v
When circuit 4(12) set VCC, the voltage is excessively low, the value is 2.86v
When circuit 5(14) set VCC, the voltage is excessively low, the value is 3.53v
When circuit 6(16) set VCC, the voltage is excessively low, the value is 2.86v
When circuit 7(18) set VCC, the voltage is excessively low, the value is 3.51v
When circuit 8(20) set VCC, the voltage is excessively low, the value is 2.86v
When circuit 9(21) set VCC, the voltage is excessively low, the value is 3.44v
When circuit 10(4) set VCC, the voltage is excessively low, the value is 2.85v
When circuit 11(5) set VCC, the voltage is excessively low, the value is 3.53v
When circuit 12(9) set VCC, the voltage is excessively low, the value is 2.86v
When circuit 13(11) set VCC, the voltage is excessively low, the value is 3.53v
When circuit 14(13) set VCC, the voltage is excessively low, the value is 2.86v
When circuit 15(15) set VCC, the voltage is excessively low, the value is 3.54v
When circuit 16(17) set VCC, the voltage is excessively low, the value is 2.86v
When circuit 17(19) set VCC, the voltage is excessively low, the value is 3.53v
When circuit 18(22) set VCC, the voltage is excessively low, the value is 2.86v
When circuit 19(3) set VCC, the voltage is excessively low, the value is 3.53v
When circuit 20(7) set VCC, the voltage is excessively low, the value is 2.85v
When circuit 21(2) set VCC, the voltage is excessively low, the value is 3.53v
When circuit 22(1) set VCC, the voltage is excessively low, the value is 2.86v
When circuit 23(24) set VCC, the voltage is excessively low, the value is 3.53v
When circuit 24(23) set VCC, the voltage is excessively low, the value is 2.86v
When circuit pin1(6)set GND, Pin 9(21)voltage is low , the value is 0.02v
When circuit pin2(8)set GND, Pin 1(6)voltage is low , the value is 0.01v
When circuit pin2(8)set GND, Pin 9(21)voltage is low , the value is 0.02v
When circuit pin3(10)set GND, Pin 9(21)voltage is low , the value is 0.02v
When circuit pin4(12)set GND, Pin 3(10)voltage is low , the value is 0.01v
When circuit pin4(12)set GND, Pin 9(21)voltage is low , the value is 0.02v
When circuit pin5(14)set GND, Pin 9(21)voltage is low , the value is 0.02v
When circuit pin6(16)set GND, Pin 5(14)voltage is low , the value is 0.00v
When circuit pin6(16)set GND, Pin 9(21)voltage is low , the value is 0.00v
When circuit pin7(18)set GND, Pin 9(21)voltage is low , the value is 0.02v
When circuit pin8(20)set GND, Pin 7(18)voltage is low , the value is 0.01v
When circuit pin8(20)set GND, Pin 9(21)voltage is low , the value is 0.02v
When circuit pin10(4)set GND, Pin 9(21)voltage is low , the value is 0.00v
When circuit pin11(5)set GND, Pin 9(21)voltage is low , the value is 0.00v
When circuit pin12(9)set GND, Pin 9(21)voltage is low , the value is 0.02v
When circuit pin12(9)set GND, Pin 11(5)voltage is low , the value is 0.01v
When circuit pin13(11)set GND, Pin 9(21)voltage is low , the value is 0.02v
When circuit pin14(13)set GND, Pin 9(21)voltage is low , the value is 0.02v
When circuit pin14(13)set GND, Pin 13(11)voltage is low , the value is 0.01v
When circuit pin15(15)set GND, Pin 9(21)voltage is low , the value is 0.02v
When circuit pin16(17)set GND, Pin 9(21)voltage is low , the value is 0.02v
When circuit pin16(17)set GND, Pin 15(15)voltage is low , the value is 0.01v
When circuit pin17(19)set GND, Pin 9(21)voltage is low , the value is 0.02v
When circuit pin18(22)set GND, Pin 9(21)voltage is low , the value is 0.02v
When circuit pin18(22)set GND, Pin 17(19)voltage is low , the value is 0.01v
When circuit pin19(3)set GND, Pin 9(21)voltage is low , the value is 0.02v
When circuit pin20(7)set GND, Pin 9(21)voltage is low , the value is 0.02v
When circuit pin20(7)set GND, Pin 19(3)voltage is low , the value is 0.01v
When circuit pin21(2)set GND, Pin 9(21)voltage is low , the value is 0.02v
When circuit pin22(1)set GND, Pin 9(21)voltage is low , the value is 0.02v
When circuit pin22(1)set GND, Pin 21(2)voltage is low , the value is 0.01v
When circuit pin23(24)set GND, Pin 9(21)voltage is low , the value is 0.02v
When circuit pin24(23)set GND, Pin 9(21)voltage is low , the value is 0.00v
When circuit pin24(23)set GND, Pin 23(24)voltage is low , the value is 0.00v
* The voltage test finished.

Base Pin Test

Is Base pin testing...
On circuit 1 the number of rounds send cannot receive.
On circuit 2 the number of rounds send cannot receive.
On circuit 1 Tests Dtr, Dcd no changed.
On circuit 1 Tests Dtr, DSR no changed.
On circuit 1 Tests Dtr, Cts no changed.
On circuit 1 Tests Dtr, Ri no changed.
On circuit 2 Tests Dtr, Dcd no changed.
On circuit 2 Tests Dtr, DSR no changed.
On circuit 2 Tests Dtr, Cts no changed.
On circuit 2 Tests Dtr, Ri no changed.
On circuit 3 the number of rounds send cannot receive.
On circuit 4 the number of rounds send cannot receive.
On circuit 3 Tests Dtr, Dcd no changed.
On circuit 3 Tests Dtr, DSR no changed.
On circuit 3 Tests Dtr, Cts no changed.
On circuit 3 Tests Dtr, Ri no changed.
On circuit 4 Tests Dtr, Dcd no changed.
On circuit 4 Tests Dtr, DSR no changed.
On circuit 4 Tests Dtr, Cts no changed.
On circuit 4 Tests Dtr, Ri no changed.
On circuit 5 the number of rounds send cannot receive.
On circuit 6 the number of rounds send cannot receive.
On circuit 5 Tests Dtr, Dcd no changed.
On circuit 5 Tests Dtr, DSR no changed.
On circuit 5 Tests Dtr, Cts no changed.
On circuit 5 Tests Dtr, Ri no changed.
On circuit 6 Tests Dtr, Dcd no changed.
On circuit 6 Tests Dtr, DSR no changed.
On circuit 6 Tests Dtr, Cts no changed.
On circuit 6 Tests Dtr, Ri no changed.
On circuit 7 the number of rounds send cannot receive.
On circuit 8 the number of rounds send cannot receive.
On circuit 7 Tests Dtr, Dcd no changed.
On circuit 7 Tests Dtr, DSR no changed.
On circuit 7 Tests Dtr, Cts no changed.
On circuit 7 Tests Dtr, Ri no changed.
On circuit 8 Tests Dtr, Dcd no changed.
On circuit 8 Tests Dtr, DSR no changed.
On circuit 8 Tests Dtr, Cts no changed.
On circuit 8 Tests Dtr, Ri no changed.
On circuit 9 the number of rounds send cannot receive.
On circuit 10 the number of rounds send cannot receive.
On circuit 9 Tests Dtr, Dcd no changed.
On circuit 9 Tests Dtr, DSR no changed.
On circuit 9 Tests Dtr, Cts no changed.
On circuit 9 Tests Dtr, Ri no changed.
On circuit 10 Tests Dtr, Dcd no changed.
On circuit 10 Tests Dtr, DSR no changed.
On circuit 10 Tests Dtr, Cts no changed.
On circuit 11 the number of rounds send cannot receive.
On circuit 12 the number of rounds send cannot receive.
On circuit 11 Tests Dtr, Dcd no changed.
On circuit 11 Tests Dtr, DSR no changed.
On circuit 11 Tests Dtr, Cts no changed.
On circuit 11 Tests Dtr, Ri no changed.
On circuit 12 Tests Dtr, Dcd no changed.
On circuit 12 Tests Dtr, DSR no changed.
On circuit 12 Tests Dtr, Cts no changed.
On circuit 12 Tests Dtr, Ri no changed.
On circuit 13 the number of rounds send cannot receive.
On circuit 14 the number of rounds send cannot receive.
On circuit 13 Tests Dtr, Dcd no changed.
On circuit 13 Tests Dtr, DSR no changed.
On circuit 13 Tests Dtr, Cts no changed.
On circuit 13 Tests Dtr, Ri no changed.
On circuit 14 Tests Dtr, Dcd no changed.
On circuit 14 Tests Dtr, DSR no changed.
On circuit 14 Tests Dtr, Cts no changed.
On circuit 14 Tests Dtr, Ri no changed.
On circuit 15 the number of rounds send cannot receive.
On circuit 16 the number of rounds send cannot receive.
On circuit 15 Tests Dtr, Dcd no changed.
On circuit 15 Tests Dtr, DSR no changed.
On circuit 15 Tests Dtr, Cts no changed.
On circuit 15 Tests Dtr, Ri no changed.
On circuit 16 Tests Dtr, Dcd no changed.
On circuit 16 Tests Dtr, DSR no changed.
On circuit 16 Tests Dtr, Cts no changed.
On circuit 16 Tests Dtr, Ri no changed.
On circuit 17 the number of rounds send cannot receive.
On circuit 18 the number of rounds send cannot receive.
On circuit 17 Tests Dtr, Dcd no changed.
On circuit 17 Tests Dtr, DSR no changed.
On circuit 17 Tests Dtr, Cts no changed.
On circuit 17 Tests Dtr, Ri no changed.
On circuit 18 Tests Dtr, Dcd no changed.
On circuit 18 Tests Dtr, DSR no changed.
On circuit 18 Tests Dtr, Cts no changed.
On circuit 18 Tests Dtr, Ri no changed.
On circuit 19 the number of rounds send cannot receive.
On circuit 20 the number of rounds send cannot receive.
On circuit 19 Tests Dtr, Dcd no changed.
On circuit 19 Tests Dtr, DSR no changed.
On circuit 19 Tests Dtr, Cts no changed.
On circuit 19 Tests Dtr, Ri no changed.
On circuit 20 Tests Dtr, Dcd no changed.
On circuit 20 Tests Dtr, DSR no changed.
On circuit 20 Tests Dtr, Cts no changed.
On circuit 20 Tests Dtr, Ri no changed.
On circuit 21 the number of rounds send cannot receive.
On circuit 22 the number of rounds send cannot receive.
On circuit 21 Tests Dtr, Dcd no changed.
On circuit 21 Tests Dtr, DSR no changed.
On circuit 21 Tests Dtr, Cts no changed.
On circuit 21 Tests Dtr, Ri no changed.
On circuit 22 Tests Dtr, Dcd no changed.
On circuit 22 Tests Dtr, DSR no changed.
On circuit 22 Tests Dtr, Cts no changed.
On circuit 22 Tests Dtr, Ri no changed.
On circuit 23 the number of rounds send cannot receive.
On circuit 24 the number of rounds send cannot receive.
On circuit 23 Tests Dtr, Dcd no changed.
On circuit 23 Tests Dtr, DSR no changed.
On circuit 23 Tests Dtr, Cts no changed.
On circuit 23 Tests Dtr, Ri no changed.
On circuit 24 Tests Dtr, Dcd no changed.
On circuit 24 Tests Dtr, DSR no changed.
On circuit 24 Tests Dtr, Cts no changed.
On circuit 24 Tests Dtr, Ri no changed.
On circuit 2 pulls up the resistance not to have an effect.
The 232bm port receiving and dispatching makes a mistake.
The 232bm port receiving and dispatching makes a mistake.
* The port has opened or is taken.

quote that i had already changed USB power cable as well as 9v adaptor

please CPF team help me urgently