Extron electronic 3000B ; ALL MOTOR CHECK: Test Site Plunger Motor

Exatron 3000B
www.exatron.com 5-15 Chapter 5 Diagnostics
;
;;
; ALL MOTOR CHECK: Test Site Plunger Motor “Z-Motor” Check
_______________________________________________________
This diagnostic tests input port C5, output port C5, C9 located on PCB #5000-397, PAL 397-4, U8.
TO ENTER THIS CHECK:
Handler displays DIAGNOSTICS
Press the [4] key.
Handler displays ALL MOTOR CHECK
Press the [2] key.
Handler displays Z MOTOR CHECK
Press the [1] key: MOTOR UP. The handler will move the plunger up by the number of PLUNGE steps.
The motor will not move if it recognizes that it is already at the Z limit switch.
Press the [2] key: the handler will display the current motor settings in RAM. This display is helpful when
trying to increase the motor's speed.
Press the [3] key: MOVE MOTOR DOWN. The handler will move the plunger down by the number of
PLUNGE steps.
Press the [4] key: MOTOR UP. The plunger will move up exactly 30 steps. The motor will not move if it
recognizes that it is already at the Z limit switch.
Only if the plunger is down with a device in the contacts, press the [5] key: START 2 TEST. This will
cause the handler to pick up the device and re-seat it into the test contacts. This is part of the handler's
normal Retest On Fail cycle.
Press the [6] key: MOVE MOTOR DOWN. The plunger will move down exactly 30 steps.
Press the [7] key: JOG UP. The plunger will jog up one step, about .003".
Press the [8] key: the handler will automatically move up and stop at the Z Limit Switch and flush any
devices into output tube 5.
Press the [9] key: JOG DOWN. The plunger will jog down one step, about .003".
Pressing the [Clear] button will flash the terminal's displayed message to confirm the handler is still in this
specific diagnostic check.
Press the [Enter] button to EXIT this diagnostic check.