3745 FRU Exchange Procedure
Installation Procedure
1. Identify the HDD that you received using
Figure 4-77 (several types of HDD are avail-
able).
2. If you receive a new HDD assembly similar to
the HDD shown (see Figure 4-77) continue
with Step 3. Otherwise, go to Step 8.
Figure 4-77. New Type of HDD
3. Ensure that the jumpers are present in posi-
tion J3 and J4. See Figure 4-77.
4. Install the new HDD on the assembly bracket
with the four screws .5/.
5. Slide in the HDD assembly and fasten it to the
frame with the two screws .4/.
6. Reconnect the three cables .2/.
Note: After HDD exchange, it will be neces-
sary to IML from the diskette.
7. Go to Step 13.
Figure 4-78. HDD Installation
8. Ensure that there is a jumper in position 1 of
the new HDD. Refer to Figure 4-80 or to
Figure 4-79 on page 4-60 according to the
HDD type.
9. Install the new HDD on the assembly bracket
with the four screws .5/.
10. Slide in the HDD assembly and fasten it to the
frame with the two screws .4/.
11. Reconnect the three cables and the ground
wire .2/.
Note: After HDD exchange, it will be neces-
sary to IML from the diskette.
12. Continue with Step 13.
13. Re-apply power as follows:
a. If you powered OFF the 3745, then go to
Step 28 on page 4-59.
b. If you did not power OFF the 3745, go to
Step 14
14. Install the primary backup diskette in the FDD.
15. At the control panel, select Service Mode .1/
or .2/ and press Validate.
16. Press Function on the control panel until 9
(Load from Diskette) is displayed in the func-
tion window.
17. Press Validate.
Note: This action will also run MOSS diag-
nostics and complete a MOSS IML. A suc-
cessful completion will result in a code F0E,
F0F, or 000. If any other code is displayed, an
error was detected. See “3745 Control Panel
Codes” on page 1-15.
18. For 3745 Model 130 to 170 go to Step 20.
For Model 17A, continue with step 19.
19. Check that the 3745 icon in the MOSS-E
View window has changed from grey to pink
and perform the following bullet otherwise
check your installation. If problem persists
call your support.
In the MOSS-E View window, double-click
on your 3745 icon.
In the 3745 Menu window, double-click on
the MOSS Console option.
20. Inform the customer that the 3745 will be
powered OFF during the following steps.
21. Refer to the
IBM 3745 Communication Con-
troller Service Function
, SY33-2069 to:
Initialize the disk.
Restore the disk from the backup
diskettes, follow the prompt screens until
Disk correctly restored is displayed.
Press Power Off on the control panel.
When these actions are completed, a MOSS
IML from the HDD will have been executed.
Note: This action will also run MOSS diag-
nostics and complete a MOSS IML. A suc-
cessful completion will result in a code F0E,
4-58 3745 Models 130 to 17A: MIP