Tape device ready conditions

All the conditions that are listed for the device, must be correct for the device to be ready.

If the device is not ready, use the Action column or other instructions, and go to the service information for the specific tape device.

If the system has logical partitions, perform this procedure from the logical partition that reported the problem (see Determining if the system has logical partitions).

Table 1. Tape device ready conditions
Storage device Ready description Action
3480 or 3490
  • Power switch is set to the On position.
  • Power light is on.
  • DC Power light is on.
  • Control unit On-line switch is set to the On-line position.
  • Control unit Normal/Test switch is set to the Normal position.
  • Control unit channel Enable/Disable switch is set to the Enable position.
  • Tape unit On-line/Off-line switch is set to the On-line position.
  • Tape is loaded.
  • Tape unit displays Ready U or Ready F.
 See the 3480 Magnetic Tape Subsystem Operator's Guide, SA32-0066, or 3490 Magnetic Tape Subsystem Operator's Guide, SA32-0124, for instructions on making the tape unit ready.
7208
  • Power switch is on (pressed).
  • Power light is on.
  • Data cartridge is inserted.
  • Ready light is on.
  • System external signal cable is connected to the type 2621 I/O processor and to the 7208 tape drive.
Note: The SCSI I/O bus terminating plug for the system external signal cable is connected internally in the 7208 tape drive. The 7208 tape drive does not need, and must not have, an external terminating plug.
 See the 7208 8 mm Tape Drive Operator's Manual for instructions on making the tape drive ready. If you cannot make the 7208 Model 012 tape drive ready, go to TUPIP02.
9348
  • Power switch is set to the On position.
  • Power light is on.
  • Tape is loaded.
  • Status display shows 00 A002.
  • On-line light is on.
 See the 9348 Customer Information manual, SA21-9567, for instructions on making the tape unit ready. If you cannot make the tape unit ready, go to the "Analyzing Problems" section of 9348 Tape Unit Service Information, SY31-0697.