IBM pSeries 690 Service Manual page 93

The following illustration shows the location codes that are used to identify the MCM modules and L3
modules (located behind fans 3--U1.18-P1-F3 and 4--U1.18-P1-F4).
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19
18
1 L3, Location: U1.18-P1-C5
2 L3, Location: U1.18-P1-C6
3 L3, Location: U1.18-P1-C10
4 MCM 0, Location: U1.18-P1-C1
5 Clock Card, Location: U1.18-P1-X5
6 L3, Location: U1.18-P1-C7
7 L3, Location: U1.18-P1-C8
8 L3, Location: U1.18-P1-C12
9 L3, Location: U1.18-P1-C11
10 MCM 1, Location: U1.18-P1-C3
11 L3, Location: U1.18-P1-C15
1 2 3 4
17 16
5 6 7
A A
15 14
12 L3, Location: U1.18-P1-C16
13 L3, Location: U1.18-P1-C20
14 L3, Location: U1.18-P1-C19
15 MCM 2, Location: U1.18-P1-C4
16 L3, Location: U1.18-P1-C18
17 L3, Location: U1.18-P1-C17
18 L3, Location: U1.18-P1-C13
19 L3, Location: U1.18-P1-C14
20 MCM 3, Location: U1.18-P1-C2
21 L3, Location: U1.18-P1-C9
Chapter 1. Reference Information
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