Digital Equipment RW504-ZA, Service Manual

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Table 4–5 Exerciser Tests
No. Test Name Description
10 Initialize Element
Status Does the same function as the SCSI Initialize Element
Status command. It physically scans the entire unit to
determine which storage slots and drives have disks.
11 Mechanism
Exercise Test Makes a combination of moves with a PASS/FAIL result.
This exerciser is a sequence of other exerciser tests—12,
13, 14, 15, 16, and 17. This exerciser returns an error code
#57H
Invalid Configuration
if there are no cartridges
loaded into the unit, or if any drive is full. Needs one
loaded cartridge.
12 Carriage/Picker
Move Test Moves the carriage/picker assembly the full length of the
rails with the picker on first one side, then the other.
Returns PASS/FAIL. No cartridges are required.
13 Translate Test Makes a combination of moves with a PASS/FAIL
result. It does several translations from various starting
positions. No cartridges are required.
14 Flip Test Makes a combination of moves with a PASS/FAIL result.
It does several flips at various locations. No cartridges are
required.
15 Storage Slot Test Makes a combination of moves with a PASS/FAIL result.
It moves a cartridge from a randomly-chosen full to a
randomly-chosen empty slot, with a random flip. It then
moves the cartridge back to its original storage slot with
its original orientation. This exerciser returns an error
code 57H,
Invalid Configuration
, if there are no
cartridges loaded into the unit or if all storage slots are
full. Needs one loaded cartridge.
16 Drive I/O Test Makes a combination of moves with a PASS/FAIL result.
It moves a cartridge from a randomly-chosen full slot to
a drive, with a random flip. It then moves the cartridge
back to its original slot with its original orientation. It
does this once for each optical drive. Returns an error
code 57H,
Invalid Configuration
, if there are no
cartridges loaded into the unit or if any drive is loaded.
Needs one loaded cartridge; drives must be empty.
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4–36 Troubleshooting and Diagnostics