D.4 Power Supply Conditions; D.4.1 Input Circuit; D.4.2 Output Circuit - Fujitsu SPARC Enterprise M8000 Service Manual

D.4 Power Supply Conditions
TABLE D-2
D.4.1 Input Circuit
TABLE D-2
Signal Name
*BPS/*UALM
*BTL
*ACOFF
Note – Limit the signal line chattering period to 1 ms.
D.4.2 Output Circuit
TABLE D-3
Signal Name
ER
D-4 SPARC Enterprise M8000/M9000 Servers Service Manual • October 2012
and show the power supply conditions of the UPC interface.
TABLE D-3
Input Power Supply Conditions
Input Conditions
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.
Output Power Supply Conditions
Output Conditions
Output voltage
Output current
VOH DC 3.1 V (minimum)
VOL DC 0 - 0.4 V (maximum)
IOH -4 mA (maximum)
IOL 4 mA (maximum)