Digital Equipment RW504-ZA, Service Manual

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5–10 Drive Mounting Screws and Optical Sensor Cable
Locations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
5–19
5–11 Sliding the Drive Mechanism Out of the Library . . . . . 5–20
5–12 Removing the Drive Plate and Optical Sensor . . . . . . . 5–21
5–13 Removing the Interconnect PCA . . . . . . . . . . . . . . . . . 5–23
5–14 Removing the Carriage/Picker Assembly . . . . . . . . . . . 5–24
5–15
Removing the Carriage Shaft . . . . . . . . . . . . . . . . . . . .
5–25
5–16
Removing the Leadscrew Mounting Screw . . . . . . . . . .
5–26
5–17
Securing the Picker to the Top of the Autochanger . . .
5–27
5–18
Removing the Leadscrew Assembly . . . . . . . . . . . . . . .
5–28
5–19 Preparing the Leadscrew Assembly for
Replacement . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
5–29
5–20 Removing the Power Supply Assembly . . . . . . . . . . . . 5–30
5–21 Removing the Magazine Guides . . . . . . . . . . . . . . . . . . 5–32
5–22 Optical Disk Library Exploded View (Sheet 1 of 3) . . . 5–39
5–23 Optical Disk Library Exploded View (Sheet 2 of 3) . . . 5–40
5–24 Optical Disk Library Exploded View (Sheet 3 of 3) . . . 5–41
6–1 SCSI Command Translation for Autochanger
Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
6–2
6–2
Autochanger Controller PCA Block Diagram . . . . . . . .
6–5
6–3
Functional Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . .
6–8
6–4
Optical Disk Layout . . . . . . . . . . . . . . . . . . . . . . . . . . .
6–12
6–5
User Zone Layout for 650-Mbyte Media . . . . . . . . . . . .
6–13
6–6 User Zone Layout for 1.3-Gbyte Media, g=1 . . . . . . . . . 6–15
6–7 User Zone Layout for 1.3-Gbyte,g=16 . . . . . . . . . . . . . . 6–16
6–8 Error Detection and Recovery . . . . . . . . . . . . . . . . . . . 6–22
A–1 System Error Report . . . . . . . . . . . . . . . . . . . . . . . . . . A–2
A–2 Jukebox Request Sense Data Parameter Block
Format . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
A–3
A–3 Jukebox Request Sense—Additional Sense Data . . . . . A–5
A–4 Drive Request Sense Data Parameter Format . . . . . . . A–14
C–1 Connecting Two Optical Library Units (RW504/RW524)
to One SCSI Port
. . . . . . . . . . . . . . . . . . . . . . . . . . . .
C–2
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