60.740 bytes

Service Hints & Tips

Document ID: DDSE-3QNJ9H

PCServer704 - Power supply information

Applicable to: World-Wide

Power Supply

1. AC power cord receptacle
2. Screws
3. Power supply handle

Power Supply to Power Distribution Board Interface

1. J1, power to lower SCSI hard drive backplane
2. J2, power to upper SCSI hard drive backplane
3. J3, +5.1 Vdc and +12 Vdc power to system peripherals
4. J4, +5.1 Vdc and +12 Vdc power to system peripherals
5. J5, +5.1 Vdc and +12 Vdc power to diskette drives
6. J6, power to J9 on system board
7. J12 and 13, fan connectors
8. J10, I2 C connector
9. J11, power control signal to J11 system on system board
10. J7, power to J10 on system board
11, 12, 13 J9A, J9B, J9C, DC power connections from supply

Pin Position Description

1,6 Ground 7 +3.3 Vdc 8 +12 Vdc 9 -12 Vdc 10 -5 Vdc 11, 12 +5.1 Vdc 13, 17 Ground 18, 19 +3.3 Vdc 20, 21 +12 Vdc 22, 24 +5.1 Vdc

11, 12, 13 J8A, J8B, J8C, Power control and status signals from supply

Pin Position Description

1 +5 Vdc remote sense (+) 2 +12 Vdc remote sense (+) 3 +3.3 Vdc remote sense (+) 4 Ground remote sense (-) 5 +5 Vdc load share 6 +12 Vdc load share 7 +3.3 Vdc load share 8 PON 9 Vbias 10 +5 V standby 11 FAULT 12 Ground 13 Power good 14,15 NC

Power Supplies and Pad Locks

	Search Keywords
	Hint Category	Hardware Maintenance Information, Power
	Date Created	14-06-96
	Last Updated	01-06-98
	Revision Date	30-05-99
	Brand	IBM PC Server
	Product Family	PC Server 704
	Machine Type	8650
	Model
	TypeModel
	Retain Tip (if applicable)
	Reverse Doclinks and Admin Purposes