Agilent Technologies 1290 Infinity User Manual page 131

Service
Service items may be changed by selecting the particular item (see
page 131).
Item
Check Motors
Agilent 1290 Infinity LC Injectors HTC/HTS User Manual
LC Injector HTC/HTS Description and Installation
Description
Every stepper motor can be moved separately. This function is useful to
check out a specific motor or to perform an endurance test after a repair.
The Start and Stop positions of the test path can be selected. The motor
Current, Speed, and Acceleration are selectable (accept default value to be
sure). A Pause time can be specified. A Cycle Limit and Actual Cycle
Counter are useful tools for endurance tests.
Phase A: This item is used to verify the functionality of the stepper motor.
The current can be manually increased for tests. Used for troubleshooting
only.
Phase B: This item is used to verify the functionality of the stepper motor.
The current can be manually increased for tests. Used for troubleshooting
only.
MicroStep Inx: The motor can be moved within a range of up to four full
steps by applying the assigned current.
N O T E
These items are typically used for service. If applied, do not leave
the test settings for longer than a few minutes. If current setting is
in a critical range the motor can be damaged.
3
Special Functions
Table on
131