IBM 7133 Series Service Manual page 24

Serial storage architecture disk subsystem
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Parts Locations
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This section has two subsections; one is for Models 010 and 020, the other is for Models
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500 and 600. Go to the appropriate subsection.
Parts Locations (Models 010 and 020)
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This subsection shows the locations of various parts of the 7133 Models 010 and 020.
1
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2
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3
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4
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5
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6
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7
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8
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9
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Notes:
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1. On Model 010, the number of fan-and-power-supply assemblies that are present is
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subject to configuration requirements (see "Hardware Configurations" on page 1-12).
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Model 020 always has three fan-and-power-supply assemblies.
2. The front disk drive modules are numbered 1 through 8 from left to right (viewed from
the front of the 7133). The back disk drive modules are numbered 9 through 16 from
left to right (viewed from the back of the 7133).
1-10
7133 Service Guide
Front cover (early type shown)
Control panel assembly
RFI shield
Front backplane assembly
Back backplane assembly
Back-signal card, right (Model 010)
Bypass card, upper right (Model 020)
Front-signal card, right (Model 010)
Bypass card, lower right (Model 020)
Disk drive modules
Fan-and-power-supply assy (position 3)
1
Fan-and-power-supply assy (position 2)
11
Fan-and-power-supply assy (position 1)
12
Front-signal card, left (Model 010)
Bypass card, lower left (Model 020)
13
Back-signal card, left (Model 010)
Bypass card, upper left (Model 020)
14
Back-power card (on both sides)
15
Disk drive module lock (optional)
16
Right-hand power-distribution tray assy
17
Left-hand power-distribution tray assy

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