Mainline-Power Connector (220 V Ac And 300 V Dc); Mainline-Power Connector (−48 V Dc) - IBM 7133 Series Service Manual

Serial storage architecture disk subsystem
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Mainline-Power Connector (220 V ac and 300 V dc)

This type of connector is on each 220 V fan-and-power-supply assembly. It permits the
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7133 to be connected to a 220 V ac or a 300 V dc power source.
L i v e
M odels 010 and 020
Mainline-Power Connector (−48 V dc)
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This type of connector is on each −48 V fan-and-power-supply assembly.
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P in 6
Pin 12
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Pin
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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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10
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11
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12
1-22
7133 Service Guide
G ro u n d
G ro u n d
N e u tra l
Assignment
Frame ground
Not used
−48 V return (0 V)
−48 V return (0 V)
−48 V in
−48 V in
Frame ground
Not used
−48 V return (0V)
−48 V return (0V)
−48 V in
−48 V in
N e u tra l
L i v e
M odels 500 and 600
P in 1
Pin 7

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7133-0107133-0207133-5007133-600

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