IBM FlashSystem 900, Service Manual

Page: 264 / 546

3746-900 MAPs
020 (continued)
Is the 3746-900 powering ON now ?
Yes No
021
Is CB1 tripping again?
Yes No
022
Go to Step 005.
023
Check that the machine is correctly wired
for the customer's input voltage. Refer to
Figure 2-1 on page 2-4. Check the ac
main voltage on the TB1 of the transformer.
Between pin and pinif input is
1 2 200 v
1 3 220 v
1 4 240 v
If the voltage is correct exchange the ACPW
box, go to “3746-900 Maintenance Using a
FRU list” on page 1-28. Refer to YZ page
105 for an eventual transformer problem.
024
Go to “CE Leaving Procedure” on page 4-55 to
return the machine to the customer. If the
problem is still present, contact your support.
025
Is the STANDBY light permanently ON?
Yes No
026
Is the STANDBY light blinking?
Yes No
027
Go to Step 038.
028
Is the SERVICE PROCESSOR NOT
ACCESSIBLE digit ON?
Yes No
029
Is the CBSA CHECK light ON?
Yes No
030
Note the 3746-900 control
panel code. Go to “3746-900
Control Panel Codes” on
page 1-15 and perform the
action required.
031
Exchange the CBSP. Go to
“3746-900 Maintenance Using a FRU
list” on page 1-28.
032
Go to “MAP 2750: 3746-900 Permanent
Service Processor Link Problem” on
page 2-94.
033
– Look at the power control window on the
3746-900 control panel and check the mode
validity.
(1) for remote
(3) for Local.
Is the power mode in 'remote' ?
Yes No
034
Are you here because you have a
problem putting the 3746-900 power ON
in 'local' mode?
Yes No
035
Press the 'Power Control' key until 1
('remote' mode) is displayed in the
power control window. Then press
the 'Validate' key. Try to power ON
again.
036
Go to “MAP 5120: 3746-900 Power ON
Problem in Local Mode” on page 2-13.
037
Go to “MAP 5110: 3746-900 Power ON Problem
in Remote Mode” on page 2-8.
038
Is the READY indicator blinking ?
Yes No
039
The READY LED is ON, the 3746-900
power ON is completed.
040
The 3746-900 has received a power ON
command.
(Step 040 continues)
2-6
3746-900: Service Guide