Reference Code Description/Action Perform all actions before exchanging Failing Items Failing Item
1B03 Load fault on the +3.3V bus
An isolation procedure is required for identifying which load is at fault.
PWROC
TWRCARD
1B04 Load fault on the -12V bus
An isolation procedure is required for identifying which load is at fault.
PWROC
TWRCARD
1B05 Load fault on the +1.8V bus
An isolation procedure is required for identifying which load is at fault.
PWROC
TWRCARD
1B06 to 1B07 Load fault on the +2.5V bus
An isolation procedure is required for identifying which load is at fault.
PWROC
TWRCARD
1B11 Load fault on the +12V bus
An isolation procedure is required for identifying which load is at fault.
PWROC
TWRCARD
1B12 Load fault on the +5V bus
An isolation procedure is required for identifying which load is at fault.
PWROC
TWRCARD
1B13 Load fault on the +3.3V bus PWROC
TWRCARD
1B14 Load fault on the -12V bus PWROC
TWRCARD
1B16 to 1B17 Load fault on the +2.5V bus PWROC
TWRCARD
2131 Power Supply P01 Fault
A fault has been detected for Power Supply P01.
PWRSPLY
SPNLCRD
2132 Power Supply P02 Fault
A fault has been detected for Power Supply P02.
PWRSPLY
SPNLCRD
2133 Power Supply P03 Fault
A fault has been detected for Power Supply P03.
PWRSPLY
SPNLCRD
2134 Power Supply P04 Fault
A fault has been detected for Power Supply P04.
PWRSPLY
SPNLCRD
2141 Power Supply P01 Fault
A fault has been detected for Power Supply P01.
PWRSPLY
SPNLCRD
2142 Power Supply P02 Fault
A fault has been detected for Power Supply P02.
PWRSPLY
SPNLCRD
2143 Power Supply P03 Fault
A fault has been detected for Power Supply P03.
PWRSPLY
SPNLCRD
2144 Power Supply P04 Fault
A fault has been detected for Power Supply P04.
PWRSPLY
SPNLCRD
2151 Power Supply P01 Fault
A fault has been detected for Power Supply P01.
PWRSPLY
SPNLCRD
2152 Power Supply P02 Fault
A fault has been detected for Power Supply P02.
PWRSPLY
SPNLCRD
1xxx
System Reference Codes 29