IBM 3745 Problem Determination Manual page 159

Alerts
3745 Alert Reference Code A7
Alert Condition: An airflow detector is experiencing a fault condition with a cooling fan of a 3745
power supply (line adapter, channel adapter, LlB1 or LlB2, but not MOSS). A return to normal will be
indicated by alert AD.
G
MOSS Console A.larm Message
ALARM A7 : COOLING PROBLEM
~
NetView' Alert· Dynamic
Loss of Equipment Cooling: Cooling Fan
Subvector and Code Causes and Actions
Subfield Keys Points
Alert
ID
Number X ' E93DBDA9 1
SV X'92'
Alert Type X
1
01
1
Permanent
SV X'92'
Alert Description X ' 1501 1 Loss of Equipment Cooling
SV X'92'
Probable Causes X ' 0301 1 Cooling Fan
SV X'93'
-
User Causes X ' 74A1 1 Blocked Air Filter
SV X'94' SF X'01'
Actions X ' 1310 ' Verify that Air Vents are nO.t covered
SV X'94' SF X'81'
X ' 1311 1 Check for dirty Filter
Install Causes (none)
SV X'95' SF X'01'
Failure Causes X ' 0301
1
Cooling Fan
SV X'96' SF X'01'
X ' 0310 ' Air Flow Detector
X ' 0202 1
Internal Power Control Unit
Actions X ' 3000 ' Contact Appropriate Service Representative
SV X'96' SF X'81'
X ' 32CO ' Report the following:
X ' 82 1
SF
(Reference Code (x'30'))
X ' 82 1
SF
(Product Alert Reference Code (x'FO'))
1-142
IBM. 374S Communication Controller: Problem Determination Guide
o
(. ""J .. \
I ,
',i
;,