Amplifier (Amp) - DTCS B143B-11 To B146E-00

• DTC Troubleshooting
  • B143B-11-ANC Microphone 1 - Circuit Short To Ground
    • Notes
    • Theory Of Operation - Amplifier With ANC
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Circuits To Be Tested
    • Diagnostic Test
  • B143B-12-ANC Microphone 1 - Circuit Short To Battery
    • Notes
    • Theory Of Operation - Amplifier With ANC
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Circuits To Be Tested
    • Diagnostic Test
  • B143B-13-ANC Microphone 1 - Circuit Open
    • Notes
    • Theory Of Operation - Amplifier With ANC
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Circuits To Be Tested
    • Diagnostic Test
  • B143B-2B-ANC Microphone 1 - Wires Shorted Together
    • Notes
    • Theory Of Operation - Amplifier With ANC
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Circuits To Be Tested
    • Diagnostic Test
  • B143C-11-ANC Microphone 2 - Circuit Short To Ground
    • Notes
    • Theory Of Operation - Amplifier With ANC
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Circuits To Be Tested
    • Diagnostic Test
  • B143C-12-ANC Microphone 2 - Circuit Short To Battery
    • Notes
    • Theory Of Operation - Amplifier With ANC
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Circuits To Be Tested
    • Diagnostic Test
  • B143C-13-ANC Microphone 2 - Circuit Open
    • Notes
    • Theory Of Operation - Amplifier With ANC
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Circuits To Be Tested
    • Diagnostic Test
  • B143C-2B-ANC Microphone 2 - Wires Shorted Together
    • Notes
    • Theory Of Operation - Amplifier With ANC
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Circuits To Be Tested
    • Diagnostic Test
  • B143E-11-ANC Microphone 3 - Circuit Short To Ground
    • Notes
    • Theory Of Operation - Amplifier With ANC
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Circuits To Be Tested
    • Diagnostic Test
  • B143E-12-ANC Microphone 3 - Circuit Short To Battery
    • Notes
    • Theory Of Operation - Amplifier With ANC
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Circuits To Be Tested
    • Diagnostic Test
  • B143E-13-ANC Microphone 3 - Circuit Open
    • Notes
    • Theory Of Operation - Amplifier With ANC
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Circuits To Be Tested
    • Diagnostic Test
  • B143E-2B-ANC Microphone 3 - Wires Shorted Together
    • Notes
    • Theory Of Operation - Amplifier With ANC
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Circuits To Be Tested
    • Diagnostic Test
  • B143F-11-ANC Microphone 4 - Circuit Short To Ground
    • Notes
    • Theory Of Operation - Amplifier With ANC
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Circuits To Be Tested
    • Diagnostic Test
  • B143F-12-ANC Microphone 4 - Circuit Short To Battery
    • Notes
    • Theory Of Operation - Amplifier With ANC
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Circuits To Be Tested
    • Diagnostic Test
  • B143F-13-ANC Microphone 4 - Circuit Open
    • Notes
    • Theory Of Operation - Amplifier With ANC
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Circuits To Be Tested
    • Diagnostic Test
  • B143F-2B-ANC Microphone 4 - Wires Shorted Together
    • Notes
    • Theory Of Operation - Amplifier With ANC
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Radio ANC Microphone Circuits
    • Diagnostic Test
  • B1460-11-Channel 1 Audio Speaker Output - Circuit Short To Ground
    • Notes
    • Audio Channel Mapping
    • Theory Of Operation - Amplifier (Amp)
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Circuits To Be Tested
    • Diagnostic Test
  • B1460-12-Channel 1 Audio Speaker Output - Circuit Short To Battery
    • Notes
    • Audio Channel Mapping
    • Theory Of Operation - Amplifier (Amp)
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Circuits To Be Tested
    • Diagnostic Test
  • B1460-13-Channel 1 Audio Speaker Output - Circuit Open
    • Notes
    • Audio Channel Mapping
    • Theory Of Operation - Amplifier (Amp)
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Circuits To Be Tested
    • Diagnostic Test
  • B1460-92-Channel 1 Audio Speaker Output - Performance Or Incorrect Operation
    • Notes
    • Audio Channel Mapping
    • Theory Of Operation - Amplifier (Amp)
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • B1464-00-Channel 1 Audio Speaker Output Circuit - Shorted Together
    • Notes
    • Audio Channel Mapping
    • Theory Of Operation - Amplifier (Amp)
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Circuits To Be Tested
    • Diagnostic Test
  • B1465-11-Channel 2 Audio Speaker Output - Circuit Short To Ground
    • Notes
    • Audio Channel Mapping
    • Theory Of Operation - Amplifier (Amp)
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Circuits To Be Tested
    • Diagnostic Test
  • B1465-12-Channel 2 Audio Speaker Output - Circuit Short To Battery
    • Notes
    • Audio Channel Mapping
    • Theory Of Operation - Amplifier (Amp)
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Circuits To Be Tested
    • Diagnostic Test
  • B1465-13-Channel 2 Audio Speaker Output - Circuit Open
    • Notes
    • Audio Channel Mapping
    • Theory Of Operation - Amplifier (Amp)
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Circuits To Be Tested
    • Diagnostic Test
  • B1465-92-Channel 2 Audio Speaker Output - Performance Or Incorrect Operation
    • Notes
    • Audio Channel Mapping
    • Theory Of Operation - Amplifier (Amp)
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • B1469-00-Channel 2 Audio Speaker Output - Circuit Shorted Together
    • Notes
    • Audio Channel Mapping
    • Theory Of Operation - Amplifier (Amp)
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Circuits To Be Tested
    • Diagnostic Test
  • B146A-11-Channel 3 Audio Speaker Output - Circuit Short To Ground
    • Notes
    • Audio Channel Mapping
    • Theory Of Operation - Amplifier (Amp)
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Circuits To Be Tested
    • Diagnostic Test
  • B146A-12-Channel 3 Audio Speaker Output - Circuit Short To Battery
    • Notes
    • Audio Channel Mapping
    • Theory Of Operation - Amplifier (Amp)
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Circuits To Be Tested
    • Diagnostic Test
  • B146A-13-Channel 3 Audio Speaker Output - Circuit Open
    • Notes
    • Audio Channel Mapping
    • Theory Of Operation - Amplifier (Amp)
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Circuits To Be Tested
    • Diagnostic Test
  • B146A-92-Channel 3 Audio Speaker Output - Performance Or Incorrect Operation
    • Notes
    • Audio Channel Mapping
    • Theory Of Operation - Amplifier (Amp)
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • B146E-00-Channel 3 Audio Speaker Output Circuit - Shorted Together
    • Notes
    • Audio Channel Mapping
    • Theory Of Operation - Amplifier (Amp)
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Circuits To Be Tested
    • Diagnostic Test