![Huvitz HRK-8000A Service Manual Download Page 40](http://html1.mh-extra.com/html/huvitz/hrk-8000a/hrk-8000a_service-manual_2190269040.webp)
---------------------------------------------------------------------------------------------- Auto Ref/Keratometer HRK-8000A 39
2) Y-BASE
- Y-axis drive motor of the optical base section
3) Z-HEAD
- The optical head portion of the Z-axis drive motor
4) C-REST
- Chin rest of the driving motor
D. Repeat the following ways: Driving Test (Loop Test) is
performed.
1) X-HEAD, Y-BASE, Z-HEAD, select the item (ON).
2) LOOP button is pressed, repeatedly driving test begins.
3) Respectively, for the entire range of the drive shaft on a round
trip every time, at the top left of the screen to increase the LOOP
COUNT.
4) To end the test, LOOP, press the button.
E. Central location in the following ways to perform the sort.
1) X-HEAD, Y-BASE, Z-HEAD, select the item (ON).
2) ALIGN button, select the drive axis to move to the center
position.
F. The following is an automated tracking tests.
1) Mount the model eye on the stand.
2) Adjust the chin-rest location, and the model eye to appear on
the screen, with the joystick can be driven by the automated
tracking, the focus is adjusted within the range.
3) FOCUS button is pressed, the auto-tracking begins.
4) To end the test, FOCUS, press the button again.
NOTE
(1)
To drive motors, each motor on the right side of the item by
pressing the OFF symbol, ON will change.
(2)
Each motor is driven in the topic POW Duty, ENC over the drive
shaft encoder value, OFS central axis running from the location of the
display relative to the distance
.