Power Controls And Indicators - HP 3000 III Series Manual

HP 32421A Series III Power Supplies
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DC BATTERY
POWER ON STATUS
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UPPER 128K MEMOR Y
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A. DC CONTROL PANEL
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B. HP 30312A POWER SUPPL Y C. HP 30311 A POWE R SUPPL Y
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D. HP 30310A POWER SUPPLY
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= TEST POINT
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INDICATOR
E. HP 30311A POWER SUPPLY
(REAR VIEW)
Figure 9-1. Power Controls and Indicators
9-2