Service manual

PT300, Service Manual
Rev B, October, 2000
25
Turn both scales off. Now put the scale under test in the slave position and the other
scale in the master position, like this . . .
Scale under test
Master
Leave any other cable
Disconnected
Figure 11 SIO Slave Test
Turn both scales on. Wait until both scale go to a stable zero display. Insure that both
scales are in the totalizing mode, look for the bar next to TOT on the display. Press the
local/total key to turn on the bar if needed. Apply a load to the master scale. The same
weight should appear on the scale under test.