IBM 3746-900, Installation Manual

Page: 167 / 276

3745 Test Procedures
Step 5. ____ Controller Bus Adapter (CBA) and IOC Tests
Notes
1. The 3746-900 must be IMLed and ready before starting these
tests. If any unexpected panel code is displayed when running
the following tests, go to the START page of the
3745 Communi-
cation Controller Models 130 to 17A Maintenance Information
Procedures, SY33-2070.
2. To validate the 3746-900/3745 connection, run the Internal Func-
tion Tests (IFT) on the IOC and on the Controller Bus Adapter
(CBA). Refer to the
3745/130-17A Service Functions, SY33-2069
Chapter "Diagnostics" to calculate the run time of the IOC test
which depends on the configuration.
3. For details about selecting and running the IFT, refer to 3745
Communication Controller Models 130 to 17A Maintenance Infor-
mation Procedures, SY33-2070 Chapter "How to Run Diagnos-
tics".
a. ____ Type ODG and press ENTER.
b. ____ On the diags menu (see Figure 7-5), enter "3" in the 'Diag'
input field to test the 3745 IOC Bus and press "ENTER"
Note: This option is invalid if NO adapters are installed (TSS or
CAs).
c. ____ Then enter "ID" in the 'Diag' input field to test the IOC
Bus/coupler and press "ENTER"
Note: Wait for the message "NO ERROR FOUND". If any error is
detected before investigating further, verify that the bypass cards are
plugged in the right positions. These cards have been plugged using
the procedures described in the chapter “Plugging the Active and
Passive Bypass Cards and Connecting the +5 V Cables” on
page 4-41.
d. ____ Enter XA to test the CBA (DIAG ==> XA) and press ENTER.
Note: Wait for the message "NO ERROR FOUND".
Figure 7-5. 3745 Off-Line Diags Menu
Go to Chapter 8, “Cable Setup” on page 8-1
Chapter 7. 3745-17A and 3746-900 Power On and Test Procedures
7-5