With power applied, no load on the out1 or out 2 lines.
1. Jumper in1 and ena to 5v out 1 should be (S/B) approximately 24vdc to pin 8.
2. Leave ena to 5v and jumper in1 to gnd, out1 s/b less than 2V to pin 8.
3. Jumper in1 and ena to 5v out 2 should be (S/B) approximately 24vdc to pin 8.
4. Leave ena to 5v and jumper in1 to gnd, out2 s/b less than 2V to pin 8.
5. Jumper in3 and enb to 5v out 3 should be (S/B) approximately 24vdc to pin 8.
6. Leave enb to 5v and jumper in3 to gnd, out3 s/b less than 2V to pin 8.
7. Jumper in4 and enb to 5v out4 should be (S/B) approximately 24vdc to pin 8.
8. Leave enb to 5v and jumper in4 to gnd, out4 s/b less than 2V to pin 8.
Phil |