IBM iSeries 270 Service Manual page 268

The following table gives the components available for callout on the Model 825. It matches those
components with the FRU containing the component. There is also location and CCIN information, and if
available, links to remove and replace procedures and additional comments.
Table 2. Model 825 FRU locations
Possible failing
component
v Card enclosure or
backplane
v HSL loop 258 ports
C0-C1
v SICNTRL - network
interface controller
(NIC) for loop 258
Network interface
controller (NIC) ports,
and HSL cables
v System processor
v Memory riser
v Card enclosure or
backplane
v Clock
v SPCN
v SICNTRL HSL I/O
bridge
v HSL ring connection
v SICNTRL - network
interface controller,
loops 256 and 257
v LSCNTRL - load
source path network
interface controller
(NIC) loop 256
v SVCPROC - Service
processor
v MA-BRDG -
multi-adapter bridge
v LS_BRDG - Load
source multi-adapter
v Processor regulator
v Embedded Ethernet
IOA 287F
256
Hardware (Remove and Replace; Part Locations and Listings)
FRU name Position
System backplane
1. MB1
extender
2. MB2
HSL cable and MB1 ports
connections, loop C0-C1
258
Processor / M01, M02
memory card
System unit CB1
backplane
Type or
CCIN
number
(see the
Type,
model, and Remove and
part number replace
list) procedure
Go to Model 825 -
1. 28B3
HSL card - MB1,
(See
MB2
page
528)
2. 289D
(See
page
527)
See the Go to HSL cables
Type, model, - concurrent
and part
number list
25DC (See Go to Model 825 -
page 524) Cards (dedicated)
25CA (See Go to Model 825 -
page 524) System unit
backplane - CB1
Additional
comments
Used on 6-way
systems