IBM 866011U Hardware Maintenance Manual - Page 235
Processor board component locations, Primary microprocessor VRM error LED CR17
UPC - 087944414216
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Processor board component locations A layout of the processor board is shown in the following illustration. 34 35 36 37 33 32 31 1 - 4 Microprocessor core-frequency-selection jumper block (J27-J30) 5 Primary microprocessor VRM error LED (CR17) 6 Reserved (J20) 7 System board interface connector (J9) (on reverse side of processor board) 8 Reserved (J5) 9 Primary microprocessor card connector (U5) 1 Primary microprocessor error LED (CR12) 11 DIMM 1 error LED (CR8) 12 DIMM 2 error LED (CR9) 13 DIMM 3 error LED (CR10) 14 DIMM 4 error LED (CR11) 15 Reserved (J12) 16 Reserved (J13) 17 Reserved (J8) 18 DIMM socket 4 (J1) Netfinity 5500 - Type 8660 227
Processor board component locations
A layout of the processor board is shown in the following
illustration.
32
33
34
35
36
31
37
±1²
–
±4²
Microprocessor core-frequency-selection
jumper block (J27–J30)
±5²
Primary microprocessor VRM error LED (CR17)
±6²
Reserved (J20)
±7²
System board interface connector (J9) (on
reverse side of processor board)
±8²
Reserved (J5)
±9²
Primary microprocessor card connector (U5)
±1³²
Primary microprocessor error LED (CR12)
±11²
DIMM 1 error LED (CR8)
±12²
DIMM 2 error LED (CR9)
±13²
DIMM 3 error LED (CR10)
±14²
DIMM 4 error LED (CR11)
±15²
Reserved (J12)
±16²
Reserved (J13)
±17²
Reserved (J8)
±18²
DIMM socket 4 (J1)
Netfinity 5500 - Type 8660
227