24 VDC POWER SUPPLY (con’t)
6. Visually check wiring on Power Supply. (Figure
3-23)
Note: The “V-“connection on the Power Supply
is connected to “Earth Ground” by a short wire.
Also, lines labeled with “Printer” are only
present on baggers with a printer.
7. If there is a noticeable problem with the wiring
of the Power Supply, refer to the replacement
section for directions to rewire power supply.
8. Turn ON device using the power switch in the
back of the machine.
9. Check that the Green Status LED is
illuminated. (Figure 3-24) If it is, you may
proceed to step 13.
10. Set your DVOM to a range capable of testing
120 Volts AC.
11. Probe the L and N contacts on the Power
Supply with a DVOM; it should display
approximately 120 VAC (Figure 3-25).
Figure 3-23. 24 VDC Power Supply
Figure 3-24. Power Supply Status LED
Status
LED
Figure 3-25. Probing 120 VAC on Power Supply
USE EXTREME CAUTION WHILE SERVICING A
MACHINE WHILE POWER IS APPLIED.
UNEXPECTED MACHINE STARTUP CAN
CAUSE SERIOUS INJURY.
WARNING
DO NOT ATTEMPT TO SERVICE THE MACHINE
DURING NORMAL OPERATION. KEEP HANDS
AND ARMS CLEAR OF MOVING PARTS.
WARNING
WHEN TESTING ELECTRICAL COMPONENTS
WHILE POWER IS APPLIED TO THE MACHINE,
USE PROPER TROUBLESHOOTING
TECHNIQUES TO AVOID ELECTRICAL SHOCK.
WARNING
SX
™
Service and Maintenance Manual 3-9 960714-02B © 2007 I2407
SECTION 3 – COMPONENT REPAIR
ELECTRICAL COMPONENTS