- SPX Electric Screwdrivers User's Manual
User’s Manual 
June 2004  T-40409-A  Page 7 
Viewing Screwdriver Functions 
Before you operate your SD25 Series screwdriver, become familiar its functionality: 
NOTE: 
? 
The factory sets the functions of the screwdriver and the 
position of the buttons/lever in relationship to the head. Each 
function can be re-assigned to a different button or switch using 
VS. 
•  Throttle/trigger lever or the push-to-start function starts and stops the screwdriver 
•  Forward/reverse switch runs the screwdriver in clockwise or counterclockwise direction 
•  LED illumination ring indicates acceptable, high and low torque/angle 
•  Headlights illuminate the fastening area 
These are shown in the diagram below. 
NOTE: 
? 
Some screwdrivers, such as those designated for fixtured 
remote usage, do not have a throttle/trigger lever, a 
forward/reverse switch, or a multi-purpose button. 
Throttle/trigger lever
Multi-purpose (auxiliary) button
Forward/reverse switch
LED illumination ring
Push-to-start 
Customer supplied bits
Headlight 










