Message display is blank, Tape/drive read or write problems – IBM 3590 User Manual
Page 96
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Message Display is Blank
If the message display is blank, perform the following steps:
1.
If power is not supplied to the rack or device, correct the problem before
you proceed to the next step.
2.
To turn on the main power supply, if the main service power to the
subsystem is not on, follow the operating procedures for your host system.
3.
If the message display is blank after this procedure, call your service
representative.
Tape/Drive Read or Write Problems
See “Appendix A. Media/Hardware Problem Isolation” on page 99.
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3590 Operator Guide
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