3.1 Purpose of the MAPs
Maintenance analysis procedures (MAPs) are used to check the:
+------------------------------------------------------------------------+
¦ Power cable ¦ Configuration ¦ SCSI bus (signal) ¦
¦ ¦ ¦ cable ¦
+-----------------------+-------------------------+----------------------¦
¦ Power supply ¦ Drive ¦ SCSI address switch ¦
+-----------------------+-------------------------+----------------------¦
¦ Terminator ¦ Fan ¦ ¦
+-----------------------+-------------------------+----------------------¦
¦ Media ¦ Drive head ¦ ¦
+------------------------------------------------------------------------+
If a problem is detected, the procedure isolates the problem to the failing field replaceable unit (FRU), such as the 7208 Tape Drive cover,
drive, power supply, or cooling fan.
For instructions about removing or replacing a FRU, refer to Chapter 4, "Removal and Replacement Procedures" in topic 4.0.
Figure 16 in topic 3.2 provides a flowchart to be used as a guide to the MAPs. For detailed instructions on how to perform each procedure
safely and correctly, refer to the steps in this topic.
7208 Tape Drive Service Guide
Purpose of the MAPs
¦ Copyright IBM Corp. 1998
3.1 - 1