Sharp SX 1075 Service Maintenance Manual page 75

PRINT HEAD STEPPER DRIVE (con't)
15. Further adjustment of the Speed POT requires
that the machine be operating. Load bags into
machine and setup to print.
WARNING
USE EXTREME CAUTION WHILE SERVICING A
MACHINE WHILE
UNEXPECTED MACHINE
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
TECHNIQUES TO AVOID ELECTRICAL SHOCK.
16. Adjust the Speed POT, counterclockwise if the
Print Head comes down too fast and the print is
distorted, and clockwise if the Print Head
comes down too slow and the machine faults.
Repeat this step until the machine is printing
satisfactorily
17. Replace Motor Cover with screws and locking
washers
SX™
Service and Maintenance Manual
ELECTRICAL COMPONENTS (1099 & 1108)
POWER IS APPLIED.
STARTUP CAN
TROUBLESHOOTING
SECTION 3 – COMPONENT REPAIR
3-55 960714-02B © 2007 I2407