I2Cbus - IBM i 830 Repair Manual

Symbolic FRUs
8. Remove (and label) all of the storage device units EXCEPT for the alternate IPL
This ends the procedure.

I2CBUS

A fault was detected on the I2C bus.
546
iSeries Model 830, 840, SB2, and SB3 Problem Analysis, Repair and Parts V5R1
Remove the IOPs and IOAs, EXCEPT for the load-source IOP and the first
storage IOA. (Normally this would mean to remove the cards in locations C02
and C04 - but leave the cards in location C01 and C03.)
Attempt to perform the alternate IPL.
Does the same SRC occur ?
Yes No
↓
If the system IPLs past the original error, then isolate to the failing IOP
or IOA card.
Follow the service actions for the new SRC.
load-source device unit you are currently using. (This includes all of the disk
devices in D31-D40 and D46-D50.)
If the system IPLs past the original error, then isolate to the failing device unit.
If the failure still occurs, replace the following FRUs in order one at a time until
the problem is resolved. See "Chapter 4. Removal and Installation Procedures"
on page 617.
a. Load Source IOP in Location C01 in the FC 9079 Base I/O Tower.
b. First storage IOA (location C02, C03, or C04) in the FC 9079 Base I/O
Tower.
c. HSL I/O bridge Card in location C08 in the FC 9079 Base I/O Tower.
d. Network interface controller (NIC) card in location M17 in the 840 System
Unit.
e. Tower Card in location CB1 in the FC 9079 Base I/O Tower.
1. Are you working on a FC 5075 tower?
No Yes
↓
Go to step 16 on page 549 of this procedure.
2. Is the SRC 3100?
No Yes
↓
Replace the following using the appropriate Locations and Failing
Items Table for the Model/Feature Code that you are working on (see
either Table 41 on page 710, Table 42 on page 720, "Locations — FC
5074 I/O Tower" on page 736, "Locations — FC 5079 I/O Tower" on
page 747, or "Locations — FC 5078, 0578 PCI Expansion Unit" on
page 743):
v CB1 - Tower Card
This ends the procedure.
3. Is the SRC 3101, 3105, 3115, or 3116?
Yes No
↓
Go to step 6 on page 547 of this procedure.
4. Are you working on a FC 5078 or FC 0578?
Yes No