Table 44. FRU Locations and Failing Components Table for FC 5074 I/O Towers (continued)
Position FRU Name Possible Failing
Component
Type, CCIN, or Part
Number (use the “Type,
Model, and Part Number
list” on page 885 to
determine the part number
when Type or CCIN are
given.)
Removal and Installation Procedure
PB1 Power Board Power Board 24L0891 Go to “FC 5074, FC 5079, FC 9079 –
Power Distribution Board – PB1” on
page 631.
A01 AC Input /
Charger
AC
Module/Charger
v 97H7316 – Single Line
Cord
Go to “FC 5074, FC 5079, FC 9079
(With Single Line Cord) – AC
Charger – A01” on page 618.
AC Module AC Module 21P6347 – Dual Line Cord Go to “FC 5074, FC 5079, FC 9079
(With Dual Line Cord) – AC Charger
– A01” on page 618.
A02 AC Module AC Module 21P6347 – Dual Line Cord Go to “FC 5074, FC 5079, FC 9079
(With Dual Line Cord) – AC Charger
– A01” on page 618.
P01 – P03 Power Supply Power Supply 90H6629 – Single Line Cord Go to “FC 9074, FC 9079, FC
5074/5079 – Power Supply – P01,
P02, and P03” on page 632.
P01 – P02 Power Supply Power Supply 21P5383 – Dual Line Cord Go to “FC 9074, FC 9079, FC
5074/5079 – Power Supply – P01,
P02, and P03” on page 632.
T01 - T04 Battery Battery 97H7318 Go to“FC 5074, FC 5079, FC 9079 –
Batteries – T01, T02, T03, and T04” on
page 619.
DB1 Device Board Device Board 283D Go to “FC 5074, FC 5079, FC 9079 –
Device Board – DB1 and DB2” on
page 625.
DB2 Device Board Device Board 283D Go to “FC 5074, FC 5079, FC 9079 –
Device Board – DB1 and DB2” on
page 625.
DB3 Device Board Device Board 283C Go to “FC 5074, FC 5079, FC 9079 –
Device Board – DB3” on page 626.
NB1 Op Panel Op Panel 27L0962 Go to “FC 5074, FC 5079 – Control
Panel – NB1” on page 630.
D01 - D40 Disk Unit Disk Unit See “Type, Model, and Part
Number list” on page 885.
Go to “Recovery Procedures” on
page 893.
D41 Optical Optical See “Type, Model, and Part
Number list” on page 885.
Go to “FC 5074, FC 5079, FC 9079 –
Removable Media – D41 and D42” on
page 633.
D42 Tape Tape See “Type, Model, and Part
Number list” on page 885.
Go to “FC 5074, FC 5079, FC 9079 –
Removable Media – D41 and D42” on
page 633.
D46 - D50 Disk Unit Disk Unit See “Type, Model, and Part
Number list” on page 885.
Go to “Recovery Procedures” on
page 893.
HSL cables
on the HSL
ports
HSL cable HSL connection See “Type, Model, and Part
Number list” on page 885.
Go to “HSL Cables – Concurrent” on
page 653.
Locations and Addresses
Chapter 5. Locations, Addresses, and Part Listings 739