Help with rockford 1001bd

stoke

Member
2010-03-21 5:41 am
hi, i get this amp with some burned transistor and i replaced .know the amp turn on with no current excess but there is no audio. both opams are receiving -10 and +10 on their power supply pins(8-4),and there's 96volts on HV+ AND -11VOLTS ON HV-
 
Last edited:

stoke

Member
2010-03-21 5:41 am
U5
Pin 1: 0
Pin 2: 0
Pin 3: 0
Pin 4: -9
Pin 5: 0
Pin 6: 0
Pin 7: 9
Pin 8: 0


U8
Pin 1: 0
Pin 2: 0
Pin 3: 0
Pin 4: -9
Pin 5: 0
Pin 6:0
Pin 7: 9
Pin 8: 0


U17
Pin 1: 0
Pin 2: 0
Pin 3: 0
Pin 4: -9
Pin 5: 0
Pin 6: 0
Pin 7: 9
Pin 8:0

i detect a small current drawing and were hot when i was taking the measurement