Adapter Failure Status Bytes - IBM 4684 Store Loop Adapter/A Manual

5.6 Adapter Failure Status Bytes

The store loop adapter failure status bytes appear on the screen when the
diagnostics detect a failure in a store loop adapter.
XX represents a FAILURE STATUS BYTE.
the type of store loop adapter failure that occurred.
PICTURE 13
The tables on the following pages define the meaning of the store loop
adapter failure status bytes.
failure is detected by the store loop adapter tests.
Use this table to find information on the store loop adapter failure
status bytes.
+------------------------------------------------------------------------+
¦ For ¦ Go to
+---------+--------------------------------------------------------------¦
¦ Byte 0 ¦ "Store Loop Adapter Error Code" in topic 5.7.1.
+---------+--------------------------------------------------------------¦
¦ Byte 1 ¦ "Store Loop Adapter Microprocessor Status Codes" in
¦ ¦ topic 5.8.1.
+---------+--------------------------------------------------------------¦
¦ ¦ "Shared Buffer Latch Error Codes and Extended Data" in
¦ Byte 2 ¦ topic 5.9.1.
¦ and ¦
¦ Byte 3 ¦
¦ ¦
+---------+--------------------------------------------------------------¦
¦ ¦ "Shared Buffer Error Codes and Test Patterns" in
¦ Byte 4 ¦ topic 5.10.1.
¦ and ¦
¦ Byte 5 ¦
¦ ¦
+---------+--------------------------------------------------------------¦
¦ Byte 6 ¦ Not used
+---------+--------------------------------------------------------------¦
¦ Byte 7 ¦ Not used
+---------+--------------------------------------------------------------¦
¦ Byte 8 ¦ Contains the EC level of the store loop adapter
¦ ¦ microprocessor.
+---------+--------------------------------------------------------------¦
¦ Byte 9 ¦ Contains the EC level of the store loop adapter power-on
¦ ¦ self test microcode in ROS.
+------------------------------------------------------------------------+
4684 Store Loop Adapter/A
Adapter Failure Status Bytes
It may be any number depending on
These bytes are displayed only when a
¦ Copyright IBM Corp. 1991
5.6 - 1
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