14. If the 7207-122 Tape Drive passes the test in the previous steps, plug its
external power cable into the electrical outlet. If the 7207-122 Tape Drive does
not pass the test, see “Maintenance Analysis Procedures” on page 30 for more
information. If problems persist, contact your service representative.
Note: Safety Information Label, Part Number 85F7884, located on top of the
power supply under the top cover, shows the following symbol:
A4
4M
00
10
This symbol indicates a hazard arising from dangerous voltage inside. Do
not open.
Maintenance Analysis Procedures
Maintenance analysis procedures (MAPs) are used to check the:
If a problem is detected, the procedure isolates the problem to the failing unit, such
as the tape drive, SCSI cable, or terminator. To correct the problem, remove the
7207-122 Tape Drive from the host system and contact your IBM service
representative. For instructions on removing the 7207-122 Tape Drive, see
Chapter 6, “Moving the 7207 Tape Drive” on page 37.
Attention: If the 7207-122 Tape Drive is isolated as the FRU that needs
replacement, replace the entire unit. Do not attempt to open the unit for repairs;
opening the 7207-122 Tape Drive may void your warranty.
Figure 19 on page 31 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 chapter.
Power cable
SCSI cable
Terminator
SCSI address
Configuration
Drive
30
7207 Tape Drive Setup, Operator, and Service Guide
Summary of Contents for System Storage 7207
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