Description Of Micro-Moves; Table 4-4 Micro-Move Ids And Expanded Descriptions - HP SureStore Optical Jukebox 160ex Service Manual

Table 4-4
Troubleshooting and Diagnostics

Description of Micro-Moves

Description of Micro-Moves
Micro-Move IDs and Expanded Descriptions
Micro-Move Description
ID (hex)
1 Move picker transport up. Fast.
2 Move picker transport down. Fast.
3 Move picker transport up slowly, checking for
resistance. Used in the vertical find home sequence.
4 Move picker transport down slowly, checking for
resistance. Used in the vertical find home sequence.
5 Move a small amount upward to relieve tension in
the servos. Used after finding "home" in the vertical
find home sequence.
6 Make a small vertical movement as a plunge is made
into a drive. Used to "wiggle" the picker during error
recovery.
8 Move picker transport up to the top of the jukebox,
checking for a clear path. Used in the vertical find
home sequence.
9 Move picker transport to the bottom of the jukebox,
checking for a clear path. Used in the vertical find
home sequence.
11 Move slowly up far enough to establish that there is
enough room to flip the picker. Used in the plunge
find home sequence.
12 Move slowly down far enough to establish that there
is enough room to flip the picker. Used in the plunge
find home sequence.
4-30 Chapter 4