D-4
SPARC Enterprise M8000/M9000 Servers Service Manual • October 2012
D.4
Power Supply Conditions
show the power supply conditions of the UPC interface.
D.4.1
Input Circuit
Note –
Limit the signal line chattering period to 1 ms.
D.4.2
Output Circuit
TABLE D-2
Input Power Supply Conditions
Signal Name
Input Conditions
*BPS/*UALM
*BTL
*ACOFF
No voltage relay contact
Contact rating DC 12 V, 10 mA or greater (0.5 A maximum)
Use of a gold-plated contact or reed relay is recommended.
TABLE D-3
Output Power Supply Conditions
Signal Name
Output Conditions
ER
Output voltage
VOH
DC 3.1 V (minimum)
VOL
DC 0 - 0.4 V (maximum)
Output current
IOH
-4 mA (maximum)
IOL
4 mA (maximum)
Summary of Contents for SPARC Enterprise M8000
Page 4: ......
Page 15: ...Contents xv Index Index 1 ...
Page 16: ...xvi SPARC Enterprise M8000 M9000 Servers Service Manual October 2012 ...
Page 22: ......
Page 27: ...Chapter 1 Safety and Tools 1 5 M9000 Server Front View ...
Page 29: ...Chapter 1 Safety and Tools 1 7 Power Supply Unit PSU ...
Page 38: ...1 16 SPARC Enterprise M8000 M9000 Servers Service Manual October 2012 ...
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Page 205: ...Chapter 7 I O Unit IOU Replacement 7 13 FIGURE 7 8 Removing the IOU Front of M9000 1 1 2 3 ...
Page 227: ...Chapter 8 FAN Unit Replacement 8 11 FIGURE 8 9 Removing the FAN Unit Rear of M8000 1 2 ...
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Page 409: ...Chapter 20 Backplane Replacement 20 29 FIGURE 20 16 Removing the FANBP Rear of the M8000 ...
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Page 439: ...Chapter 23 Switch Backplane Replacement 23 7 FIGURE 23 4 Removing the SWBP Rear of the M8000 ...
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