IBM 306m - eServer xSeries - 8849, Service Manual

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v Follow the suggested actions in the order in which they are listed in the Action column until the problem
is solved.
v
See Chapter 3, “Parts listing, Type 8849 or Type 8491 server,” on page 61 to determine which components
are customer replaceable units (CRU) and which components are field replaceable units (FRU).
v If an action step is preceded by “(Trained service technician only),” that step must be performed only by a
trained service technician.
System-error log message Action
DASD controller removal
1. Check the following cables for damage. Make sure that the
cables are not broken, crimped, or caught by any components.
v (Hot-swap models only) The cable from the SAS/SATA
controller to the hard disk drive backplane. If this cable is
damaged, replace the cable.
v (Simple-swap models only) The cables from the hard disk
drive back panel to the SATA connectors on the system
board. If either of these cables is damaged, replace the back
panel.
v
The power cable or cables to the hard disk drive backplane
or back panel. If this cable is damaged, replace the power
supply.
2. Reseat the cables listed in step 1, restarting the server after
reseating all cables.
DHCP failure, no IP@ assigned-RETRYING!,
rc= xxx , count= yyy
Information only.
Dialback failed for userid x . Could not connect at
phone number yyy yyy yyyy
Information only.
ENET[ eee ] DHCP-HstNme= a , DN= b ,
IP@= ccc.ccc.ccc.ccc GW@= ddd.ddd.ddd.ddd ,
NMsk= fff.fff.fff.fff , DNS1@= ggg.ggg.ggg.ggg ,
DNS2@= hhh.hhh.hhh.hhh
Information only.
ENET[ eee ] IP-Cfg: HstName= x ,
IP@= ccc.ccc.ccc.ccc , GW@= ddd.ddd.ddd.ddd ,
NetMsk= fff.fff.fff.fff
Information only.
Failure reading an I2C device, possible bus
failure.
1. Reseat the following components:
a. AC power cord
b. (Trained service technician only) System board
c. (Trained service technician only) Power supply
2. (Trained service technician only) Replace the system board.
Fan x Outside Recommended Speed.
1. Make sure that fan x is not obstructed:
2. Reseat the following components:
a. Fan x
b. Fan x cable
3. Replace fan x .
Fan x Failure
1. Make sure that fan x is not obstructed:
2. Reseat the following components:
a. Fan x
b. Fan x cable
3. Replace fan x .
Flash of x via y failed for user z...z Information only.
Flash of x by y via z was successful... w Information only.
Chapter 2. Diagnostics
51