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45.624 bytes |
Service Hints & Tips |
Document ID: GKEY-3H5CN5 |
PCServer704 - Power Supply to Power Distribution Board Interface
Applicable to: World-Wide
Power Supply to Power Distribution Board Interface
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1. |
J1, power to lower SCSI hard drive backplane |
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2. |
J2, power to upper SCSI hard drive backplane |
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3. |
J3, +5.1 Vdc and +12 Vdc power to system peripherals |
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4. |
J4, +5.1 Vdc and +12 Vdc power to system peripherals |
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5. |
J5, +5.1 Vdc and +12 Vdc power to diskette drives |
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6. |
J6, power to J9 on system board |
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7. |
J12 and 13, fan connectors |
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8. |
J10, I2 C connector |
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9. |
J11, power control signal to J11 system on system board |
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10. |
J7, power to J10 on system board |
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11, 12, 13 |
J9A, J9B, J9C, DC power connections from supply |
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Pin Position |
Description |
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1,6 |
Ground |
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7 |
+3.3 Vdc |
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8 |
+12 Vdc |
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9 |
-12 Vdc |
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10 |
-5 Vdc |
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11, 12 |
+5.1 Vdc |
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13, 17 |
Ground |
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18, 19 |
+3.3 Vdc |
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20, 21 |
+12 Vdc |
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22, 24 |
+5.1 Vdc |
11, 12, 13 J8A, J8B, J8C, Power control and status signals from supply
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Pin Position |
Description |
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1 |
+5 Vdc remote sense (+) |
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2 |
+12 Vdc remote sense (+) |
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3 |
+3.3 Vdc remote sense (+) |
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4 |
Ground remote sense (-) |
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5 |
+5 Vdc load share |
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6 |
+12 Vdc load share |
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7 |
+3.3 Vdc load share |
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8 |
PON |
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9 |
Vbias |
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10 |
+5 V standby |
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11 |
FAULT |
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12 |
Ground |
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13 |
Power good |
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14, 15 |
NC |
Power Supplies and Pad Locks
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Search Keywords |
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Hint Category |
Hardware Maintenance Information, Power | |
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Date Created |
16-05-97 | |
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Last Updated |
01-06-98 | |
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Revision Date |
30-05-99 | |
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Brand |
IBM PC Server | |
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Product Family |
PC Server 704 | |
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Machine Type |
8650 | |
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Model |
Various | |
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TypeModel |
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Retain Tip (if applicable) |
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Reverse Doclinks |