IBM iSeries Series, Analyze Hardware Problems (System Reference Codes

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Reference Code Description/Action Perform all actions before exchanging Failing Items Failing Item
1B01 Load fault on the +12V bus
An isolation procedure is required for identifying which load is at fault.
PWROC
TWRCARD
1B02 Load fault on the +5V bus
An isolation procedure is required for identifying which load is at fault.
PWROC
TWRCARD
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
1B0A Load Fault on the +12V/-12v bus
An isolation procedure is required for identifying which load is at fault.
PWROC
TWRCARD
1B0B Load fault on the +1.8V bus
An isolation procedure is required for identifying which load is at fault.
PWROC
TWRCARD
1B0C Load Fault on the +3.3V/+1.5v bus
An isolation procedure is required for identifying which load is at fault.
PWROC
TWRCARD
1B0D Load fault on the +2.5V bus
An isolation procedure is required for identifying which load is at fault.
PWROC
TWRCARD
1B0E Load fault on the +5V bus
An isolation procedure is required for identifying which load is at fault.
PWROC
TWRCARD
1B0F Load Fault on the +1.5V/+1.3v 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
1C01 Load fault on the +12V bus
An isolation procedure is required for identifying which load is at fault.
PWROC
TWRCARD
1C03 Load fault on the +3.3V bus
An isolation procedure is required for identifying which load is at fault.
PWROC
TWRCARD
1xxx
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iSeries: iSeries 270, 800, 810, 820, 825, 830, 840, 870, 890, SB2, and SB3 Analyze Hardware Problems (System Reference Codes)