Service manual

7.8.2 Installing a Power Harness . ................................ 7–16

7.9 SDI Cable Removal and Installation ............................. 7–18

7.9.1 Removing an Enclosure SDI Cable............................ 7–18

7.9.2 Installing an Enclosure SDI Cable ............................ 7–20

7.10 SA7x Checkout .............................................. 7–20

A SA7x Internal Cabling

B Environmental Stabilization

C Part Numbers

D OCP Error Codes

E RA7x Error Rates

E.1 Type I Data Errors . . . ........................................ E–1

E.2 Type II Data and Header Errors ................................ E–1

E.3 Loss-of-Positioner Errors ...................................... E–2

E.4 Soft Errors . ................................................ E–2

E.5 Unrecoverable Error (Hard Data Error) ........................... E–2

E.6 Bad Block Replacement Rate . . . ................................ E–2

E.7 RA7x System Error Rates ..................................... E–2

F Revision Support

Index

Figures

1–1 SA7x Enclosure . . ........................................ 1–2

1–2 RA70 Disk Drive . ........................................ 1–3

1–3 RA71 Through RA73 Disk Drives ............................ 1–4

1–4 Using the ESD Grounding Strap ............................. 1–12

2–1 SA70 Enclosure Assembly . . ................................ 2–2

2–2 Removing and Replacing a Disk Drive in the SA70 Enclosure ....... 2–4

2–3 SA7x Fan Assembly ....................................... 2–5

2–4 SA7x Enclosure Front Panel and OCP . . ....................... 2–8

2–5 OCP, Transition Board Assembly, and Associated Circuits Block

Diagram ................................................ 2–9

2–6 SA7x Enclosure Rear Panel and Power Supply . . . ............... 2–11

2–7 Power Supply Block Diagram................................ 2–13

3–1 SA7x Enclosure Front Panel ................................ 3–4

3–2 Storage Device Add-On Sequence for the SA900 Storage Array (Front

View) . . ................................................ 3–7

3–3 SA7x Front Clamping Assembly ............................. 3–8

3–4 SA900 and SA7x Chassis Retaining Brackets ................... 3–9

3–5 SA7x Enclosure Guide Rail Assembly Installation . ............... 3–10