CBLALL
A power cable may be the failing item.
Note: When there is a location and part number displayed on the Control Panel of
a System or Expansion Tower, then you are to replace that FRU first.
Perform the following to determine the part number for the failing power supply:
1. Is the SRC 1xxx 2201 or 2301?
No Yes
↓ The failing item is the power cables, exchange the following parts one
at a time:
v Base backplane power cable
PWR3A if installed – part 44H7809
PWR3B if installed – part 44H7825
v Tape/Optical/Disk Unit power cable
PWR1B if installed – part 44H7808
PWR1C if installed – part 44H8337
v Disk Unit BACKPL5B power cable
PWR8 if installed – part 44H7811
v Disk Unit BACKPL5A to Optical D02 cable
PWR9 if installed – part 44H8271
v Power supply interposer back plane
PWRBUS1A if installed – part 44H8400
PWRBUS1B if installed – part 44H8401
2. Is the SRC 1xxx 2202 or 2302?
No Yes
↓ The failing item is within the power cables. Exchange the following
parts one at a time:
v SPD backplane power cable
PWR23A if installed – part 44H7814
v PCI backplane power cable
PWR23B if installed – part 44H7816
v Tape BACKPL4B and Disk Unit BACKPL5B power cable
PWR21 if installed – part 44H7812
v Disk Unit BACKPL4B power cable
PWR22 if installed – part 44H7815
v Power supply interposer backplane
PWRBUS1C if installed – part 44H7910
3. Is the SRC 1xxx 2221, 2222, 2223, 2224, 2321, 2322, 2323, or 2324?
No Yes
↓ The failing item is the power cables, exchange the following parts one
at a time:
v Panel backplane to base backplane cable
SIG5A if installed – part 44H8017
SIG5B if installed – part 44H8021
Symbolic FRUs
512
iSeries Model 830, 840, SB2, and SB3 Problem Analysis, Repair and Parts V5R1