Technical Product Specification

Intel® Server System SR1690WB TPS 2BPower Sub-System
Revision 1.7 19
Intel order number: E72797-009
Command Description
READ_TEMPERATURE_1, _2, _3
Returns the temperature in degrees C of temp sensors
1, 2, and 3.
FAN_CONFIG_1_2
Returns the configuration of Fan 1 and Fan 2 in the
power supply.
FAN_COMMAND_1,_2 Allows the system to request fans in the power supply
to be set to the defined RPM. The system cannot
cause the power supply to run slower than the power
supply needs for cooling.
3.8.6 Capability and inventory reporting
The follow commands are supported for discovery of the power supplies capabilities:
Table 19. Power Supply Commands
Command
Meaning
CAPABILITY Defines the power supplies PEC support, bus speed,
and support of SMBAlert.
QUERY
Defines the power supplies PEC support, bus speed,
and support of SMBAlert.
PAGE
The PAGE command is used to QUERY a specific
output of a multi-output power supply.
Revision and inventory information
 PMBUS_REVISION
 MFR_ID
 MFR_MODEL
 Power supply ratings
 MFR_VIN_MIN
 MFR_VIN_MAX
 MFR_IIN_MAX
 MFR_PIN_MAX
 MFR_TAMBIENT_MAX
 MFR_EFFICIENCY_LOW
 MFR_EFFICIENCY_HIGH
3.9 Power Supply Status LED
There is a single color LED to indicate power supply status. The following table defines the
LED operation.
Table 20. LED Operation
Power Supply Condition LED
No AC power to power supply
OFF
Power supply critical events causing a shutdown: failure, OCP, OVP,
Fan Failure
6.7 Hz Blink
GREEN
AC present/Only 5V
SB
on (PS off)
1Hz Blink GREEN